The 825 field notes · Review draft

What housing takes.

A closer look at housing-cost pressure in Los Angeles city, with the work and care context kept alongside it.

Los Angeles city2020-2024 ACS estimates2024 boundary

01 / Compare the measures

Three housing situations.
Two cost thresholds.

Each bar uses the same 0-100% scale. The 50% group sits within the 30% group; the bars are not additive.

Selected monthly owner costs

Owners with a mortgage

30% or more46.57%
50% or more23.85%
0%100%

358,684 computed-ratio homes
2,989 not-computed records excluded

Check the source and definition ↗

Selected monthly owner costs

Owners without a mortgage

30% or more21.78%
50% or more12.68%
0%100%

153,694 computed-ratio homes
3,056 not-computed records excluded

Check the source and definition ↗

Read across with care. Renters and owners use different cost measures and separate populations. These are housing cost-to-income ratios, not loan debt-to-income ratios. Component margins of error are available; no derived ratio interval or statistically significant difference is claimed.

02 / Add context carefully

The same city.
Different populations.

These two observations add questions to the housing story. They do not identify the same households or establish a relationship with housing burden.

Parents and care

66.73%

Own children under 6 in families/subfamilies with all available parents in the labor force.

148,439 / 222,434 estimated people in the stated universe.

Read the limits and source ↗

Work across the year

62.51%

Resident workers ages 16-64 who usually worked 35+ hours per week and worked 50-52 weeks.

1,259,680 / 2,015,025 estimated people in the stated universe.

Read the limits and source ↗
Housing observationsWork and care contextIncome, access and service questions

Research sequence, not a causal model. A shared geography and period do not supply household-level links, correlations or causes.

03 / Make the gaps visible

A wider lens.
An honest starting point.

25 themes guide the research. Evidence has started in three themes; no theme is complete. The next selected example is higher-education cost with aid.

Explore the 25 themes and 50 starting questions

These are editorial candidate questions, not measured search demand or completed products. History, scale and interdependence are lenses across the themes.

Question JSON | Question CSV | Candidate place identities

Housing

Six local observations verified; renter gross rent and owner selected costs differ.

Source lead: Census ACS B25070/B25091, verified local rows. Access and fit still need qualification where indicated.

  • How common are renter and owner housing-cost burdens at the 30% threshold, within each computed-ratio universe?
  • How common is burden at 50%, and how is that population nested within the 30% group?
K-12 education

Candidate. Directory challenge retained; no school numeric values or current admission rules qualified. LAUSD is not LA city.

Source lead: CDE directory, CALPADS methods and institution disclosures. Access and fit still need qualification where indicated.

  • Which traditional public, charter and private schools serve a place, under their actual boundaries and admission rules?
  • What do comparable attendance, completion, staffing, programs and resource measures show, with cohorts and selection limits?
Higher education and training

Next worked example: cost with aid. Prior College Scorecard HTTP 403 and UC cost/reuse holds remain. No award guarantee or personal eligibility advice.

Source lead: IPEDS, College Scorecard, official UC/CSU/CCC and career-training disclosures. Access and fit still need qualification where indicated.

  • What is cost of attendance after grants and scholarships for the stated institution, cohort, residency and year, with loans separate?
  • How do aid renewal, course access, indirect costs, supports, completion and next steps connect across the full student experience?
Health

Candidate. Direct surveys and small-area estimates must be distinguished; no diagnosis or city substitution.

Source lead: LA County public-health geography/methodology lead. Access and fit still need qualification where indicated.

  • Which aggregate health observations genuinely cover the city, and which are modeled or county-only?
  • How do documented service locations, eligibility, hours and available capacity differ?
Mental health and wellbeing

Gap. No city mental-health measure or service-capacity values qualified. No inferred individual condition.

Source lead: Public-health aggregate reports and official service disclosures. Access and fit still need qualification where indicated.

  • What aggregate wellbeing measures are available at a defensible geographic and survey scale?
  • Which public support services report actual access, wait times or capacity, rather than location alone?
Safety and crime

Candidate. NIBRS/legacy transition and nonreporting prevent automatic trends; no individual or neighborhood risk scores.

Source lead: LAPD and city crime metadata. Access and fit still need qualification where indicated.

  • What reporting coverage and agency geography underlie recorded incidents?
  • Can periods be compared after reporting-system changes, definitions and missingness are accounted for?
Employment

One joint-hours/weeks city observation verified. Shorter-duration city measure not yet qualified. Resident workers are not workplace jobs.

Source lead: Census ACS B23022. Access and fit still need qualification where indicated.

  • What share of resident workers 16-64 jointly worked 35+ usual hours and 50-52 weeks?
  • What share worked 1-26 weeks, without assuming the reason or preference?
Income and living costs

Candidate. Median/mean, household size, nominal/real dollars and cost definitions must be explicit. No city income-by-burden join qualified.

Source lead: Census ACS income tables and official rate schedules. Access and fit still need qualification where indicated.

  • What household income measure and population are actually observed in the stated period?
  • How do stated household budgets change with rent, transport, care and other costs, keeping scenarios separate from observations?
Wealth and financial security

Gap. National or broad-region survey coverage does not establish city wealth estimates.

Source lead: Census SIPP and other qualified aggregate financial surveys. Access and fit still need qualification where indicated.

  • What evidence measures assets minus liabilities rather than income or home value alone?
  • At what scale can liquid resources and financial exposure be measured without inventing city precision?
Transportation

Candidate. No city commute observation qualified here. Agency service areas and city boundaries differ.

Source lead: Census ACS commute tables and official transit schedules. Access and fit still need qualification where indicated.

  • How do resident commute duration, mode and worker universes differ?
  • What documented service access is usable by schedule, accessibility and actual destination, rather than proximity alone?
Infrastructure

Candidate. Request-system changes, complaint reporting and unresolved cases require definition checks.

Source lead: City MyLA311 and agency asset records. Access and fit still need qualification where indicated.

  • What inventories, condition assessments and maintenance records genuinely cover the city?
  • What evidence measures reliability, capacity and access, rather than treating inventory as performance?
Technology

Candidate. Availability, subscription, adoption and effective use are distinct; no individual profiling.

Source lead: ACS digital-access tables, FCC and official research disclosures. Access and fit still need qualification where indicated.

  • What evidence distinguishes digital access from actual use and adoption?
  • Which institutions or industries document research and technology deployment without equating announcements with outcomes?
Business and entrepreneurship

Candidate. Registrations are not all active firms or proven revenue. No automated bid signature or spend.

Source lead: City finance and procurement sources. Access and fit still need qualification where indicated.

  • What do business registrations, openings and closures each measure?
  • Which public procurement or support opportunities match a clearly stated business scope and period?
Industry and manufacturing

Gap. County and metro industrial measures cannot silently become city measures; disclosure suppression retained.

Source lead: Census County Business Patterns and official industry data. Access and fit still need qualification where indicated.

  • Which industry employment and establishment observations cover the place and reference period?
  • What do output and supply-chain observations add, without confusing units or resident workers with local jobs?
Regional economic activity

Gap. No city GDP qualified. Do not allocate county/metro output to city or sum overlapping areas.

Source lead: BEA regional economic data. Access and fit still need qualification where indicated.

  • Which actual geography has a defensible GDP or output estimate?
  • How does output differ from household income, wealth and locally experienced opportunity?
Environment

Candidate. Tract/model estimates are not individual exposure; spatial crosswalk and method need qualification.

Source lead: Official environmental monitoring and CalEnviroScreen source candidates. Access and fit still need qualification where indicated.

  • Which measured environmental conditions and exposures cover the stated boundary and period?
  • What can aggregate associations support, and where would health or causal claims exceed the evidence?
Climate and disaster resilience

Candidate. Hazard maps are not a prediction of an individual loss; no city insurance estimate qualified.

Source lead: City emergency-management and official hazard sources. Access and fit still need qualification where indicated.

  • What heat, fire, flood or other hazard observations apply to this place and period?
  • What verified adaptation capacity or insurance-cost evidence is available, with coverage limits?
Energy and sustainability

Candidate. State/utility averages are not city household bills; boundary and scope must be stated.

Source lead: EIA and official utility rate/emissions disclosures. Access and fit still need qualification where indicated.

  • Which energy prices, consumption or generation measures have defensible units and geography?
  • Which defined sustainability outcomes can be compared over time without a blanket green score?
Food and basic necessities

Candidate. Tract/category methods and vintages require qualification; proximity is not available supply.

Source lead: USDA food-access and official local service sources. Access and fit still need qualification where indicated.

  • What evidence describes food and essential-service access within a defined population and distance?
  • How do price, eligibility, hours and actual capacity affect access beyond location?
Families and caregiving

One city parent-labor context observation verified. It is not care demand, work schedules or available care.

Source lead: Census B23008 plus official licensed-provider sources. Access and fit still need qualification where indicated.

  • Among own children under 6 in families/subfamilies, what share had all available parents in the labor force?
  • Which care services report age-specific capacity, vacancies, costs and hours, and what remains unknown?
Accessibility and aging

Candidate. No city disability/service-capacity values qualified; minimum necessary aggregate handling.

Source lead: ACS and official city aging/disability services. Access and fit still need qualification where indicated.

  • Which age and disability populations are represented in each aggregate measure?
  • What documented services offer accessible transport, housing and support, without inferring eligibility or available capacity?
Community, culture and religious institutions

Candidate. No individual belief inference or political tagging. Institution locations do not measure resident beliefs.

Source lead: Official institution records, libraries and qualified aggregate research. Access and fit still need qualification where indicated.

  • Which public community, cultural and religious institutions are documented, under what institutional definitions?
  • What evidence describes participation or access, while distinguishing institutions, members, adherents and survey responses?
Civic institutions and governance

Candidate. City, county, district and contest universes differ; no individual persuasion or voter profiling.

Source lead: City Clerk and official election records. Access and fit still need qualification where indicated.

  • Which decisions, budgets, notices and procurement records apply to the actual jurisdiction?
  • What aggregate participation measure uses a defensible electorate, registration or ballot denominator?
Population and mobility

Identity verified for 2024; no new city population/migration values qualified. Rental or search proxies are not observed moves.

Source lead: Census place identity and population/migration sources. Access and fit still need qualification where indicated.

  • What population, age and household observations cover the exact city and vintage?
  • What do migration flows, repeated cross sections and address-change proxies each measure?
History and change

Gap. No historical causal account or longitudinal trend qualified. History remains a lens across every theme.

Source lead: Publisher methodology, historical archives and attributed research. Access and fit still need qualification where indicated.

  • Which attributed historical mechanisms help explain the observed system without invented narrative?
  • Which comparable measures establish change after checking boundary, method, cohort, inflation and overlapping windows?

04 / Inspect the evidence

Every number has
a way back to its source.

Open a source card for its population, operands, exclusions and uncertainty. The CSV and JSON retain the same observations.

Among renters with a computed housing-cost-to-income ratio, what share had costs of at least 30% of income?59.25%

Population: Renter-occupied units with computed gross-rent ratio

Estimated numerator 520,581 / denominator 878,569. Not computed and excluded: 42,105.

Definition: B25070 numerator fields [7, 8, 9, 10]; signed denominator fields [1, -11].

Component 90% margins of error retained, no derived ratio/count-sum interval, significance test or individual classification.

Limits: Not debt-to-income, current rent prices, household loan payments, individual displacement risk or causal effects on school/work/health.

Publisher source | Exact city source row

Source SHA256: 862ccc17d913305d11e6f802ce4518d76b30585ea0b05b251cd8cf21f8661386

la-city-renters-30 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year

Among renters with a computed housing-cost-to-income ratio, what share had costs of at least 50% of income?32.56%

Population: Renter-occupied units with computed gross-rent ratio

Estimated numerator 286,071 / denominator 878,569. Not computed and excluded: 42,105.

Definition: B25070 numerator fields [10]; signed denominator fields [1, -11].

Component 90% margins of error retained, no derived ratio/count-sum interval, significance test or individual classification.

Limits: Not debt-to-income, current rent prices, household loan payments, individual displacement risk or causal effects on school/work/health.

Publisher source | Exact city source row

Source SHA256: 862ccc17d913305d11e6f802ce4518d76b30585ea0b05b251cd8cf21f8661386

la-city-renters-50 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year

Among owners with mortgage with a computed housing-cost-to-income ratio, what share had costs of at least 30% of income?46.57%

Population: Owner-occupied units with a mortgage and a computed selected-monthly-owner-cost ratio

Estimated numerator 167,025 / denominator 358,684. Not computed and excluded: 2,989.

Definition: B25091 numerator fields [8, 9, 10, 11]; signed denominator fields [2, -12].

Component 90% margins of error retained, no derived ratio/count-sum interval, significance test or individual classification.

Limits: Not debt-to-income, current rent prices, household loan payments, individual displacement risk or causal effects on school/work/health.

Publisher source | Exact city source row

Source SHA256: 152e35f7a5143f3e0a27b58b1ec9c142346d975904964b0cab8990c0ddef5f14

la-city-owners-with-mortgage-30 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year

Among owners with mortgage with a computed housing-cost-to-income ratio, what share had costs of at least 50% of income?23.85%

Population: Owner-occupied units with a mortgage and a computed selected-monthly-owner-cost ratio

Estimated numerator 85,539 / denominator 358,684. Not computed and excluded: 2,989.

Definition: B25091 numerator fields [11]; signed denominator fields [2, -12].

Component 90% margins of error retained, no derived ratio/count-sum interval, significance test or individual classification.

Limits: Not debt-to-income, current rent prices, household loan payments, individual displacement risk or causal effects on school/work/health.

Publisher source | Exact city source row

Source SHA256: 152e35f7a5143f3e0a27b58b1ec9c142346d975904964b0cab8990c0ddef5f14

la-city-owners-with-mortgage-50 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year

Among owners without mortgage with a computed housing-cost-to-income ratio, what share had costs of at least 30% of income?21.78%

Population: Owner-occupied units without a mortgage and a computed selected-monthly-owner-cost ratio

Estimated numerator 33,480 / denominator 153,694. Not computed and excluded: 3,056.

Definition: B25091 numerator fields [19, 20, 21, 22]; signed denominator fields [13, -23].

Component 90% margins of error retained, no derived ratio/count-sum interval, significance test or individual classification.

Limits: Not debt-to-income, current rent prices, household loan payments, individual displacement risk or causal effects on school/work/health.

Publisher source | Exact city source row

Source SHA256: 152e35f7a5143f3e0a27b58b1ec9c142346d975904964b0cab8990c0ddef5f14

la-city-owners-without-mortgage-30 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year

Among owners without mortgage with a computed housing-cost-to-income ratio, what share had costs of at least 50% of income?12.68%

Population: Owner-occupied units without a mortgage and a computed selected-monthly-owner-cost ratio

Estimated numerator 19,495 / denominator 153,694. Not computed and excluded: 3,056.

Definition: B25091 numerator fields [22]; signed denominator fields [13, -23].

Component 90% margins of error retained, no derived ratio/count-sum interval, significance test or individual classification.

Limits: Not debt-to-income, current rent prices, household loan payments, individual displacement risk or causal effects on school/work/health.

Publisher source | Exact city source row

Source SHA256: 152e35f7a5143f3e0a27b58b1ec9c142346d975904964b0cab8990c0ddef5f14

la-city-owners-without-mortgage-50 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year

Among own children under 6 in Los Angeles city families/subfamilies, what share had all available parents in the labor force?66.73%

Population: Own children under 18 in families/subfamilies; denominator is the subset under age 6.

Estimated numerator 148,439 / denominator 222,434.

Definition: B23008 numerator fields [4, 10, 13]; signed denominator fields [2].

Point estimate. Published component 90% margins of error retained, no derived ratio MOE or significance/ranking claim. Fixed vintage, not current conditions.

Limits: Labor force includes employment and unemployment. This is not a count of households needing child care, actual work schedules, prices or available care places.

Publisher source | Exact city source row

Source SHA256: 4e86e1b779f42bef28649a09072cbf50663bcb25115efb52605c0eca7944072d

la-city-parent-labor-2024 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year estimates

Among Los Angeles city residents 16-64 who worked in the prior 12 months, what share usually worked 35+ hours and 50-52 weeks?62.51%

Population: Table universe: population 16-64; denominator only people who worked in the prior 12 months.

Estimated numerator 1,259,680 / denominator 2,015,025.

Definition: B23022 numerator fields [5, 29]; signed denominator fields [3, 27].

Point estimate. Published component 90% margins of error retained, no derived ratio MOE or significance/ranking claim. Fixed vintage, not current conditions.

Limits: This joint hours/weeks measure is not the separate marginal shares, current employment, local workplace jobs, vacancies or job quality. Workers 65+ and nonworkers are outside the denominator.

Publisher source | Exact city source row

Source SHA256: 916f71b94f1080f574d8646f988be9e9dfad15cb4e2824d2803d047ff2d3e933

la-city-year-round-work-2024 | 2024acs5y.la-city.context-v1 | 2020-2024 ACS five-year estimates

From context to something useful

Take the evidence with you.

This is a review draft, not a paid city product. The separate county catalog offers fixed tables, cited visuals and contextual briefs at $1, $5 and $10.

Exact city: Los Angeles, GEOID 0644000. Not the county, metro, LAUSD or a current-price report. No historical trend or personal budget is inferred. Prepared November 3, 2026.