Why California Mortgage Rates Are Higher Than the National Average

I’m Michael DiVita — DRE #01372066 | NMLS #241655, DiVita Home Finance (DRE #01818285 | NMLS #323700), Tiburon, CA. I’ve been in California mortgage lending since 2000 and founded DiVita Home Finance in 2007. Call (800) 239-1103.

Open any national news site and you’ll find a headline like “30-year mortgage rates hold at 6.875%.” Open Zillow or Redfin and you’ll find Bay Area homes listed at $1.4 million. Those two facts are related — and the gap between them explains why California buyers routinely pay more for their mortgage than the national average suggests.

The short answer: it’s not California per se. It’s the loan products California buyers are forced into. Here’s how it actually works — and what you can do about it.

The Conforming Loan Limit Problem

Fannie Mae and Freddie Mac — the government-sponsored enterprises that purchase most U.S. mortgages — only buy loans below a set dollar threshold called the conforming loan limit. For 2026, that baseline limit is $832,750 in most of the country.

In high-cost counties — which includes Marin, San Francisco, San Mateo, and Santa Clara — there’s a special “high-balance conforming” limit of $1,249,125. In Alameda, Contra Costa, Los Angeles, and Orange County, the high-balance limit is $1,209,750. That helps Bay Area buyers access agency-backed rates on loans up to those amounts.

But the median home price in Marin County is over $1.4 million. The median in San Francisco is over $1.3 million. The majority of buyers in these markets need loans above $1,249,125 — which means jumbo loans, which means higher rates, stricter underwriting, and more reserves required.

Conforming vs. High-Balance vs. Jumbo: Rate Comparison

Four Other Reasons California Rates Run Higher

1. Self-Employment Is Everywhere

California has the highest rate of self-employment and gig economy income in the country. Tech founders, consultants, real estate investors, and creative professionals often cannot document their income through traditional W-2s and tax returns alone — especially if they write off significant business expenses.

That pushes them into bank statement loans — non-QM products that use 12–24 months of deposits instead of tax returns to qualify. These loans carry a rate premium of 0.75%–1.50% over conventional rates. It’s not a penalty — it’s the cost of the income documentation flexibility. But it means a California self-employed borrower might pay 7.75%–8.50% where a W-2 employee buys at 7.00%–7.25%.

2. Wildfire Insurance Complications

In Marin County, parts of the Oakland Hills, Sonoma County, and other high-fire-risk areas, private insurers have increasingly pulled out of the market. That leaves buyers with FAIR Plan policies or specialty wildfire insurers — at 3–5x the cost of standard homeowner’s insurance.

This affects mortgage rates indirectly: some lenders add a risk premium for properties in Tier 1 fire hazard zones, or require additional reserves. More directly, the higher carrying costs affect how much house you can afford. Learn more in our guide to California wildfire insurance and mortgage qualification.

3. SB 326 Condo Complications

California’s SB 326 law requires HOAs to conduct balcony and elevated structure inspections on a regular cycle. Condos whose HOAs are not compliant, are in litigation, or have deferred major repairs may not qualify for conventional financing — pushing buyers into non-warrantable condo loans at rates 0.50%–1.00% higher than standard.

4. Competitive Market, Higher Loan Sizes

Even buyers who could technically put 25% down on a Bay Area home and stay in conforming territory sometimes choose to put less down to preserve liquidity for reserves — which jumbo lenders require (often 12–18 months of PITI in post-close reserves). The financial profile of a Bay Area jumbo borrower is fundamentally different from the national average, and the underwriting standards reflect that.

What This Means for You

Understanding why California rates are higher leads directly to strategies for minimizing that premium. Maximize your down payment to stay below the high-balance conforming limit for your county — if you can stay in agency territory, you access better rates than a jumbo loan. Optimize your credit score to 760+ before applying — both conventional and jumbo lenders reward scores above 760 with better pricing. Work with a broker who shops jumbo investors — jumbo rates vary more than conforming rates across lenders, and a broker with access to 10+ jumbo programs will beat a single-lender offer by 0.25% or more. Consider an ARM if you might move in 5–7 years — a 7/1 ARM is priced 0.50%–0.75% below a 30-year fixed and makes sense if you expect to sell or refinance before the fixed period ends.

For a full breakdown of current rates by loan type, see our California Mortgage Rates 2026 hub page.