#2,483 California · 2026

Marin County, California

Second-least distressed fifth 2,483rd of 3,144 counties nationally · 254,407 residents How this is calculated →
The headline number
31% Marin residents
vs.
21% U.S. median

Above the national median for rent-to-income ratio — and 2.6× the rate of the healthiest U.S. county (Steele County, ND — 12%).

HUD FMR × Census ACS (2024)

Main Findings

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Marin County, California ranks 2,483rd most distressed in the United States on the County Distress Index. Marin sits near the national median across major distress indicators.

Key Findings
  • 2,483rd of 3,144 counties on the County Distress Index — Second-least distressed fifth, 54th in California.
  • A rent-to-income ratio of 31% (U.S. median 21%). Rent-to-income ratio at the 97th percentile nationally.
  • Unemployment at 4% — national median 4%, ranked at the 55th percentile.
  • Default & Legal domain score 8 — weight 20.0% of the CDI composite.
  • Safety Net & Buffer domain score 4 — weight 20.0% of the CDI composite.
County Distress Index cluster map. Marin County, California and its neighbors colored by distress fifth.
Marin and its 2 geographic neighbors, graded by County Distress Index score. Marin County ranks 2,483rd of 3,144. American Default Research
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"Marin County ranks in the second-least distressed fifth of U.S. counties. The state rank and domain mix give the county-level context."

— Ross Kilburn, Founder, American Default Research
Analyst quote — for feature use 25 words

"The CDI places this county in the second-least distressed fifth nationally. The rank still belongs in context with state position and the highest-scoring local domain."

— Ross Kilburn, Founder, American Default Research

The Indicators Behind Marin County's CDI Score

Every number traces to a public source. Marin County's value shown alongside CA's median and the U.S. median. Full CSV available for download.

How to read the table. A domain score is a 0–100 composite of the indicators in that domain, where 50 = U.S. county median and higher = more distressed. Percentile is Marin County's national rank among all 3,144 U.S. counties for that indicator, always oriented so higher = more distressed.
Indicator Marin CA median U.S. median Pctile Source
Delinquency — domain score 4 · Rank 3,136 of 3,144
Auto loan delinquency Share of auto loan accounts 60+ days past due 2% 4% 5% 5th Urban Institute (2024)
Credit card delinquency Share of credit card accounts 60+ days past due 2% 5% 5% 5th Urban Institute (2024)
Subprime credit share Share of residents with a credit score below 660 9% 20% 23% 1st Urban Institute (2024)
Default & Legal — domain score 8 · Rank 3,079 of 3,144
Debt in collections Share of residents with a credit file who have debt in collections 8% 18% 23% 1st Urban Institute (2024)
Bankruptcy filing rate Personal bankruptcy filings per 100,000 residents 60 119 126 15th US Courts F-5A (2025)
Debt Burden (housing basis) — domain score 96 · Rank 41 of 3,144
Rent-to-income ratio Fair Market Rent (2BR) as share of median household income 31% 27% 21% 97th HUD FMR × Census ACS (2024)
Severe rent burden (50%+) Share of renter households paying 50%+ of income on rent 28% 25% 18% 95th Census ACS 5-yr (2023)
Labor — domain score 55 · Rank 1,370 of 3,144
Unemployment Share of labor force unemployed 4% 5% 4% 55th BLS LAUS (Dec 2025)
Safety Net & Buffer — domain score 4 · Rank 3,108 of 3,144
Child poverty rate Share of children under 18 below the federal poverty line 8% 16% 18% 5th Census SAIPE (2023)
Disability rate Share of residents reporting a disability 10% 13% 16% 4th Census ACS 5-yr (2023)
Poverty rate Share of population below the federal poverty line 9% 13% 14% 11th Census SAIPE (2023)
Transfer-income dependency Share of personal income from government transfers 7% 24% 27% 1st BEA Regional Personal Income (2023)
Uninsured rate Share of residents without health insurance coverage 4% 6% 8% 6th Census ACS 5-yr (2023)
Data compiled April 2026 from Urban Institute Debt in America (Equifax 2024 panel), U.S. Census Bureau (ACS 5-yr 2023, SAIPE 2023, Business Formation Statistics 2024), Bureau of Labor Statistics (LAUS Dec 2025, QCEW 2024), U.S. Courts Administrative Office (F-5A bankruptcy filings 2025), and HUD Fair Market Rents (FY2024).

Five-Domain Breakdown

The CDI is an equal-weight composite of five family-v1 distress domains. Each domain contributes 20% of the county score.

Debt Burden (housing basis) Primary driver 96
Weight 20% · Rank 41 of 3,144
Labor 55
Weight 20% · Rank 1,370 of 3,144
Default & Legal 8
Weight 20% · Rank 3,079 of 3,144
Safety Net & Buffer 4
Weight 20% · Rank 3,108 of 3,144
Delinquency 4
Weight 20% · Rank 3,136 of 3,144

Methodology

The County Distress Index is a 0–100 composite score of household financial distress, computed for all 3,144 U.S. counties. Higher scores indicate greater distress. The index is built from five equal-weighted domains: Delinquency, Default & Legal, Debt Burden, Labor, and Safety Net & Buffer. Each domain is the mean of distress-oriented indicator percentiles; the CDI score is the equal-weight mean of those domain scores.

Data sources include the Urban Institute Debt in America (Equifax consumer credit panel), U.S. Census Bureau (American Community Survey 5-year, Small Area Income and Poverty Estimates, Business Formation Statistics), Bureau of Labor Statistics (Local Area Unemployment Statistics, Quarterly Census of Employment and Wages), U.S. Courts Administrative Office (F-5A bankruptcy filings), and HUD Fair Market Rents. Data vintages range from 2023 to 2025 depending on source; full indicator-level vintage detail is in the methodology document.

For Press & Research

Everything you need to cite Marin County data — in under 60 seconds.

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Press contact: Ross Kilburn · press@americandefault.org · (307) 264-2992 · same-day response, 9am–6pm ET
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SAN RAFAEL, Calif. — Marin County ranks 2,483rd among the nation's most financially distressed counties, according to the County Distress Index released this month by American Default Research.

The composite score of 33 out of 100 places Marin in the second-least distressed fifth. Among 3,144 U.S. counties scored, 2,482 counties rank more distressed. Within California, Marin ranks 54th of 58 counties.

The index, which draws on 16 source indicators from the U.S. Census Bureau, Bureau of Labor Statistics, Urban Institute and federal court filings, finds Marin sitting near the national median across major distress indicators, with no single domain emerging as a clear driver.

"Marin County ranks in the second-least distressed fifth of U.S. counties. The state rank and domain mix give the county-level context," said Ross Kilburn, founder of American Default Research.

Full methodology and county-by-county data are available at americandefault.org/methodology/cdi.

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Frequently Asked Questions

What is Marin County's CDI score, and what does it mean?

Marin County scores 33 out of 100 on the County Distress Index, placing it in the second-least distressed fifth. It ranks 2,483rd of 3,144 U.S. counties and 54th of 58 California counties. Higher county scores indicate more distress.

What drives Marin County's distress score?

The highest-scoring domain is Debt Burden (housing basis), at a domain score of 96. Rent-to-income ratio ranks at the 97th percentile nationally.

How does Marin County compare to its neighbors?

Marin County's neighbors span two CDI distress fifths. Highest-distress neighbor: Sonoma County (41.54, Second-least distressed fifth). Lowest: San Francisco County (31.03, Least distressed fifth).

How is the County Distress Index calculated?

The CDI is a 0–100 composite of 16 source indicators across five equal-weighted domains: Delinquency, Default & Legal, Debt Burden, Labor, and Safety Net & Buffer. Data comes from Urban Institute, Census Bureau, BLS, U.S. Courts, HUD, and related public sources. Full methodology →
Ross Kilburn
Written by

Ross Kilburn, Founder

Founder · American Default Research · Seattle, Washington

Two decades working directly with financially distressed American households — from property preservation in 2003, to negotiating over 1,000 short sales during the Great Recession, to foreclosure defense marketing today. Author, The Ark Law Group Complete Guide to Short Sales (Auroch Press, 2013). Founded American Default Research in 2026.

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