#1,541 California · 2026

San Diego County, California

Middle fifth 1,541st of 3,144 counties nationally · 3,269,973 residents How this is calculated →
The headline number
35% San Diego residents
vs.
21% U.S. median

Above the national median for rent-to-income ratio — and 2.9× the rate of the healthiest U.S. county (Steele County, ND — 12%).

HUD FMR × Census ACS (2024)

Main Findings

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San Diego County, California ranks 1,541st most distressed in the United States on the County Distress Index. The driver: a rent-to-income ratio of 35% — above the national median of 21%.

Key Findings
  • 1,541st of 3,144 counties on the County Distress Index — Middle fifth, 36th in California.
  • A rent-to-income ratio of 35% (U.S. median 21%). Rent-to-income ratio at the 99th percentile nationally.
  • Unemployment at 4% — national median 4%, ranked at the 68th percentile.
  • Bankruptcy filing rate at 162 — national median 126, ranked at the 64th percentile.
  • Delinquency domain score 30 — weight 20.0% of the CDI composite.
Distinctive Signals
Boundary Signal

Neighbors span two CDI distress fifths. The 33-point drop to Orange County marks where the California distress corridor ends.

County Distress Index cluster map. San Diego County, California and its neighbors colored by distress fifth.
San Diego and its 3 geographic neighbors, graded by County Distress Index score. San Diego County ranks 1,541st of 3,144. American Default Research
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"San Diego County ranks in the middle fifth of U.S. counties. The county sits near the national center of the CDI distribution, so the domain mix carries the story."

— Ross Kilburn, Founder, American Default Research
Analyst quote — for feature use 30 words

"The CDI places this county in the middle fifth nationally. The county sits near the center of the geography distribution, so the domain mix matters more than the composite alone."

— Ross Kilburn, Founder, American Default Research

The Indicators Behind San Diego County's CDI Score

Every number traces to a public source. San Diego 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 San Diego County's national rank among all 3,144 U.S. counties for that indicator, always oriented so higher = more distressed.
Indicator San Diego CA median U.S. median Pctile Source
Delinquency — domain score 30 · Rank 2,251 of 3,144
Auto loan delinquency Share of auto loan accounts 60+ days past due 4% 4% 5% 31st Urban Institute (2024)
Credit card delinquency Share of credit card accounts 60+ days past due 4% 5% 5% 28th Urban Institute (2024)
Subprime credit share Share of residents with a credit score below 660 19% 20% 23% 31st Urban Institute (2024)
Default & Legal — domain score 42 · Rank 1,930 of 3,144
Debt in collections Share of residents with a credit file who have debt in collections 15% 18% 23% 19th Urban Institute (2024)
Bankruptcy filing rate Personal bankruptcy filings per 100,000 residents 162 119 126 64th US Courts F-5A (2025)
Debt Burden (housing basis) — domain score 97 · Rank 22 of 3,144
Rent-to-income ratio Fair Market Rent (2BR) as share of median household income 35% 27% 21% 99th 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 68 · Rank 963 of 3,144
Unemployment Share of labor force unemployed 4% 5% 4% 68th BLS LAUS (Dec 2025)
Safety Net & Buffer — domain score 19 · Rank 2,778 of 3,144
Child poverty rate Share of children under 18 below the federal poverty line 12% 16% 18% 17th Census SAIPE (2023)
Disability rate Share of residents reporting a disability 11% 13% 16% 8th Census ACS 5-yr (2023)
Poverty rate Share of population below the federal poverty line 10% 13% 14% 21st Census SAIPE (2023)
Transfer-income dependency Share of personal income from government transfers 16% 24% 27% 10th BEA Regional Personal Income (2023)
Uninsured rate Share of residents without health insurance coverage 7% 6% 8% 38th 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 97
Weight 20% · Rank 22 of 3,144
Labor 68
Weight 20% · Rank 963 of 3,144
Default & Legal 42
Weight 20% · Rank 1,930 of 3,144
Delinquency 30
Weight 20% · Rank 2,251 of 3,144
Safety Net & Buffer 19
Weight 20% · Rank 2,778 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 San Diego 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
Draft wire copy 156-word AP-style article — use freely with attribution
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SAN DIEGO, Calif. — San Diego County ranks 1,541st 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 51 out of 100 places San Diego in the middle fifth. Among 3,144 U.S. counties scored, 1,540 counties rank more distressed. Within California, San Diego ranks 36th 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, identifies debt burden (housing basis) as the primary driver in San Diego. A rent-to-income ratio of 35% — above the national median of 21%.

"San Diego County ranks in the middle fifth of U.S. counties. The county sits near the national center of the CDI distribution, so the domain mix carries the story," 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 San Diego County's CDI score, and what does it mean?

San Diego County scores 51 out of 100 on the County Distress Index, placing it in the middle fifth. It ranks 1,541st of 3,144 U.S. counties and 36th of 58 California counties. Higher county scores indicate more distress.

What drives San Diego County's distress score?

The highest-scoring domain is Debt Burden (housing basis), at a domain score of 97. Rent-to-income ratio ranks at the 99th percentile nationally.

How does San Diego County compare to its neighbors?

San Diego County's neighbors span two CDI distress fifths. Highest-distress neighbor: Imperial County (77.15, Most distressed fifth). Lowest: Orange County (44.27, Second-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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