California Debt-to-Income Ratio (DTI) Reference
Debt-to-income ratio (DTI) is the single most-used number in California mortgage, auto, and credit-card underwriting. It has two flavors:
- Front-end DTI: Monthly housing cost (PITI) / gross monthly income. Mortgage lenders watch this for affordability.
- Back-end DTI: Total monthly debt payments (PITI + auto + student + credit card minimums + alimony/child support) / gross monthly income. This is the big one.
| Threshold | Program / Rule |
|---|---|
| 28% front-end | Conventional conservative benchmark; GSE "housing ratio" guideline. |
| 36% back-end | "28/36 rule" conservative benchmark. |
| 43% | Qualified Mortgage (QM) safe-harbor cap under 12 CFR 1026.43; FHA max generally 43-50% with compensating factors. |
| 50% | Conventional max with AUS approval (Fannie Mae DU / Freddie Mac LPA); USDA guaranteed cap. |
| 57% | VA max back-end DTI for borrowers with adequate residual income. |
California Median Income and DTI Reference Lines
Median household income in California is approximately $91,500/year, or $7,625/month (ACS 2022).
- 28% front-end housing cap for median-income California household: $2,135/month.
- 43% back-end cap (QM safe harbor): $3,278/month total debt payments.
- Average California credit card balance: $6,600. Minimum at 2% = $132/month; this alone consumes 1.7% of median monthly income.
This is why California households with above-average credit card balances push rapidly into mortgage-disqualifying DTI, even without a car note.
California HFA / First-Time Homebuyer DTI Overlay
California state housing finance agencies (HFAs) have their own DTI overlays that may be more or less lenient than FHA/conventional. Current California overlay:
CalHFA MyHome: 45-50% DTI with LPA/DU approval; 660 min.
HFA programs pair generous DTI with down-payment assistance, so a California household near 43-50% back-end DTI should check HFA options before assuming mortgage-unqualified status.
What to Do When California DTI Is Above 50%
Back-end DTI above 50% means most conventional relief tools (refi, HELOC, consolidation loan) are closed off. Options by severity:
- 50-57%: VA-loan refi (if eligible); HFA assistance; nonprofit credit counseling DMP. Budget restructure.
- 57-65%: DMP aggressive; debt settlement selectively; Chapter 13 for auto cram-down or mortgage arrears (if applicable).
- >65%: Bankruptcy territory. Means test to determine Ch 7 vs. Ch 13.
California Federal Bankruptcy Data
California Chapter 13 filers typically have back-end DTI above 50%. Chapter 7 filers cluster above 60% back-end when medical and credit-card debt are combined.
Numbers below come from the Federal Judicial Center Integrated Database covering 6,723 consumer bankruptcy cases from California's federal bankruptcy courts.
| Chapter | Cases Filed | Discharge Rate | Dismissal Rate |
|---|---|---|---|
| Chapter 7 | 5,808 | 98.4% | 1.6% |
| Chapter 13 | 915 | 38.8% | 61.2% |
Rates computed on resolved cases only. Source: FJC Integrated Database.
The "Means Test" Is Income-Based, Not DTI-Based
Important: the federal bankruptcy means test (11 U.S.C. 707(b)) screens on income (6-month average vs. California median), not DTI. So a California household with 80% DTI but below-median income still qualifies for Chapter 7; a below-median DTI with above-median income might be pushed into Chapter 13.
The California median-income thresholds are updated semi-annually by the UST. See means test explainer.