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California loan guide

Jumbo Loans in California

A jumbo loan is a mortgage larger than the conforming limit for the county where the home sits. In 2026 that limit is $832,750 in most counties and up to $1,249,125 in high-cost counties, so a $900,000 loan is conforming in Los Angeles County and jumbo in a baseline county.

In this guide
  1. Key numbers
  2. Who it fits, and who should look elsewhere
  3. Requirements: program rule vs lender overlay
  4. Real costs
  5. Worked California example: Los Angeles County purchase
  6. California specifics
  7. Process, step by step
  8. Mistakes and downsides, with numbers
  9. Questions and answers

Key numbers

ItemFigureSource
2026 baseline conforming limit, one unit$832,750FHFA, November 25, 2025
2026 high-cost ceiling, one unit$1,249,125, which is 150% of $832,750FHFA, November 25, 2025
How a county limit is set115% of the local median value, capped at the ceilingFHFA, November 25, 2025
2026 FHA limit range, one unit$541,287 floor to $1,249,125 ceilingHUD No. 25-145, for case numbers from January 1, 2026

Last reviewed: October 14, 2026.

Who it fits, and who should look elsewhere

Fits when: the loan you need exceeds your county limit by an amount you cannot cover in cash, and your income, assets, and credit can carry full documentation review. Use the county test first: needed loan − county limit = the jumbo excess. If that excess is small, compare the cost of bringing extra cash against jumbo pricing.

Look elsewhere when: extra cash can bring the loan to the county limit, a conforming high-balance loan is available in your county, or an FHA loan fits within the county FHA limit. In Los Angeles County, a loan of $1,249,125 or less is not jumbo at all in 2026.

Requirements: program rule vs lender overlay

  • Program rule: there is no federal jumbo program, no jumbo funding fee, and no single national jumbo rulebook. Fannie Mae and Freddie Mac acquire loans only up to the county conforming limit, which is why a larger loan stays with the lender or goes to a private investor.
  • Lender overlay — nearly everything else: minimum credit score, maximum debt-to-income ratio, cash reserves after closing, down payment, second appraisal thresholds, and whether interest-only or adjustable terms are offered are set by each lender or investor. Two lenders can give opposite answers on the same file without either breaking a program rule.
  • What to ask in writing: the score floor, the reserve count in months of payment, the largest loan at each down-payment level, and whether a second appraisal is required at your loan amount. Get those four answers before paying for an appraisal.

Real costs

CostWhat drives it
Second appraisalSome lenders require one above a loan-amount threshold they set. Ask for the threshold and the fee before application.
Rate and pointsPriced by the lender or investor for each file. No agency loan-level pricing grid governs a jumbo loan, so quotes spread wider than conforming quotes.
Title, escrow, recordingScale with price and loan amount and vary by county. The Loan Estimate lists each charge for your loan.
ReservesNot a fee, but a cash requirement: money that must remain in your accounts after closing, in an amount the lender sets.

Worked California example: Los Angeles County purchase

Assumed rate used only for arithmetic; not a quote. Price: $1,600,000. Down payment at 20%: $320,000. Loan: $1,600,000 − $320,000 = $1,280,000. County limit: $1,249,125. Jumbo excess: $1,280,000 − $1,249,125 = $30,875, so the loan is jumbo.

At an assumed 7% fixed rate over 360 months, principal and interest is $8,515.87 a month. Total interest if held all 360 months: $8,515.87 × 360 − $1,280,000 = $1,785,713.

The conforming alternative: bring $30,875 more in cash, for total cash of $350,875 plus closing costs, and borrow $1,249,125 as a high-balance conforming loan. That choice trades cash today for agency pricing and agency underwriting rules. Run both Loan Estimates side by side and compare rate, points, reserves required, and appraisal conditions — not payment alone, because the loan amounts differ.

California specifics

County is the deciding unit in California. A loan that is jumbo in Sacramento County, at the $832,750 baseline, can be high-balance conforming in a Bay Area county at the $1,249,125 ceiling. California also raises the cash side of a jumbo purchase through prepaid property taxes based on the purchase price and through fire-zone insurance costs, both shown in the Loan Estimate escrow figures. No California statute sets jumbo credit, reserve, or down-payment rules.

Process, step by step

  1. Start with the county classification, because everything downstream depends on it: subtract the 2026 county limit from the amount needed and treat any positive remainder as the jumbo portion to be priced.
  2. Gather the investor's overlay sheet before an application is filed: score floor, months of reserves, largest balance allowed at each down-payment tier, and the balance at which a second appraisal gets ordered.
  3. Apply under those overlay terms. Federal timing rules put a Loan Estimate in your hands within three business days of applying and a Closing Disclosure in your hands at least three business days ahead of signing on a jumbo file, and the estimate is where points, reserve cash, and appraisal charges first appear in writing.
  4. Underwriting on a jumbo file goes deeper than agency review: expect asset accounts to be sourced and seasoned on paper, reserves to be counted as cash remaining after closing rather than cash shown before it, large deposits to be explained in writing, and income to be documented for the full review period the investor sets.
  5. The appraisal is ordered early, and at higher balances many investors order a second appraisal or a separate value review; a gap between two values can cut the approved balance, so the purchase contract and the cash plan both need room for that outcome.
  6. At signing on a purchase, no federal cancellation window follows, so funding and recording move ahead once closing conditions clear. A jumbo refinance on a principal dwelling runs differently: signing opens a three-business-day stretch in which the borrower can cancel in writing, effective up to midnight of the third business day counted from the last of signing, delivery of the cancellation notice, and delivery of all material disclosures, and a refinance placed with the creditor on the original note carries that right only for any new money taken.

Mistakes and downsides, with numbers

  • Borrowing $1 over the line without pricing the alternative. A $1,249,126 loan and a $1,249,125 loan differ by $1 in balance and by an entire underwriting system. Price both.
  • Counting reserves as spendable cash. If a lender requires reserves and you spend that money on the down payment, the loan can fail late. Keep reserve money untouched until funding.
  • Comparing payment instead of total cost. In the worked example, total interest over 360 months is $1,785,713 on a $1,280,000 loan at the assumed rate. A small rate gap compounds over a large balance: each 0.25 point on $1,280,000 is about $3,200 a year in interest at the start.
  • Assuming one denial ends the search. Jumbo rules are lender rules. A denial states one investor's overlays, not a federal eligibility finding.

Questions and answers

What makes a loan jumbo in California?

A loan amount above the conforming limit for the home's county makes a loan jumbo. For 2026, county limits run from $832,750 to $1,249,125 for a one-unit home.

Is a $1,100,000 loan jumbo everywhere in California?

No. A $1,100,000 loan is conforming in a county at the $1,249,125 ceiling and jumbo in a county at the $832,750 baseline. The county decides.

How much down payment does a jumbo loan require?

No program rule sets a jumbo down payment. Each lender sets its own levels by loan amount, credit, and property type, so ask for the lender's grid in writing.

Are jumbo rates always higher than conforming rates?

No. Jumbo pricing is set by lenders and investors and can sit above, at, or below conforming pricing on a given day. Compare Loan Estimates for the same day and the same lock period.

Can a jumbo loan be an FHA or VA loan?

An FHA loan cannot exceed the county FHA limit, which tops out at $1,249,125 for a one-unit home in 2026. A VA loan can exceed county limits for eligible borrowers, with entitlement rules governing the guaranty; it is then a VA loan, not a conventional jumbo loan.

Sources

  • FHFA, Conforming Loan Limit Values for 2026 — https://www.fhfa.gov/news/news-release/fhfa-announces-conforming-loan-limit-values-for-2026 — published November 25, 2025; fetched October 14, 2026.
  • HUD No. 25-145, 2026 FHA loan limits — https://www.hud.gov/news/hud-no-25-145 — fetched October 14, 2026.
  • 12 CFR 1026.23, Right of rescission — https://www.consumerfinance.gov/rules-policy/regulations/1026/23/ — fetched October 14, 2026.
  • CFPB, Closing Disclosure timing — fetched October 14, 2026.

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