GSFA Platinum Standard Calculator

GSFA Platinum down payment assistance with a repayable second mortgage — no first-time homebuyer requirement.

GSFA Platinum Standard at a Glance

Primary residence only — the borrower(s) must live in the home as their primary residence.
No first-time homebuyer requirement — first-time and repeat buyers can both qualify.
The assistance is a 15-year second mortgage with monthly payments, at the same interest rate as your first mortgage.
Minimum credit score 640; debt-to-income ratios up to 50% may qualify.
No purchase price limit — the first mortgage loan itself is capped at $832,750.
GSFA sets no income limit for FHA, VA or USDA loans; conventional income limits vary by county.
Assistance is a percentage of the first mortgage loan amount — higher rate tiers carry more assistance (see the rate tiers below).
GSFA's official Platinum program page

Your Numbers

Purchase Price

Appraised Value

County

GSFA sets no income limit for FHA, VA or USDA loans. Conventional income limits vary by county — GSFA's official income limits

First Mortgage Type

Down Payment

Percent and dollar amount stay in sync — edit either one.

Rate Tier

Assistance tiers from NHF's GSFA rate page, as of October 23, 2026 — tiers change with rates. See current GSFA rates

First Mortgage Rate %

Auto-filled from your rate tier. If you type your own rate, it stays — tier changes won't override it, and your assistance percentage stays with the tier you picked.

Term

GSFA first mortgages are 30-year fixed.

Upfront MIP % (financed into the loan)

Annual MIP %

How HUD sets the upfront & annual MIP — FHA's official chart

Closing Costs

Defaults to 2.5% of the purchase price.

HOA Dues (monthly)

Annual Household Income (optional)

Optional — shown for reference against GSFA's income limits only; it doesn't change the math.

First Mortgage

Base loan amount$579,000.00

Financed fees (upfront MIP)$10,132.50

Total first mortgage loan$589,132.50

Principal & interest (monthly)$0.00

Loan-to-value (LTV)0.00%

Combined LTV (CLTV)0.00%

Total first mortgage loan: $589,132.50 (includes financed fees of $10,132.50)

Your Assistance — Second Mortgage

Second mortgage amount$29,456.63

Second mortgage rate & term15-year, same rate as your first mortgage

Second mortgage payment (monthly)$0.00

Total assistance$29,456.63

Total Monthly Payment

Principal & interest (first mortgage)$0.00

Second mortgage payment$0.00

Property taxes$0.00

Homeowner's insurance$0.00

Mortgage insurance$0.00

HOA dues$0.00

Total monthly payment$0.00

Want to lower these early payments? Try the Temporary Buydown Calculator

Cash Needed to Close

Down payment$21,000.00

Closing costs$15,000.00

Less: GSFA assistance (second mortgage)−$29,456.63

Cash needed$6,543.37

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These figures are estimates only and are not a commitment to lend or an offer of credit. GSFA Platinum eligibility, income limits, rates and assistance tiers are set by the Golden State Finance Authority and NHF and change without notice; final eligibility is determined at application. Radlam Thai, NMLS# 892235, Groves Capital, NMLS# 1678775.