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Quick answer

The median home in San Francisco costs $1100K. With 20% down ($220K) at 7% for 30 years, the monthly payment is $5,855/month. Total interest paid over 30 years: $1,227,678.

Calculator · CA · 2026

Mortgage Calculator for San Francisco, CA (2026)

Pre-filled with San Francisco's median home price of $1100K. Compare payments across down payment sizes and loan terms at the current 7.0% baseline rate.

Last updated: April 23, 2026

San Francisco Mortgage Payment Scenarios

Median home price: $1100K · Interest rate: 7% · Excludes property taxes and insurance.

Down PaymentDown ($)Loan Amount30-yr/mo15-yr/moTotal Interest (30yr)
5%$55,000$1,045,000$6,952$9,393$1,457,868
10%$110,000$990,000$6,586$8,898$1,381,138
20%$220,000$880,000$5,855$7,910$1,227,678

PMI required for <20% down — add ~$100–300/month to payments above.

Rent vs Buy in San Francisco

Monthly cost comparison based on median prices — 20% down, 30-year mortgage at 7%.

Buying (median home)

Mortgage (P&I)$5,855/mo
Taxes & Insurance (est.)$1,100/mo
Total monthly cost$6,955/mo

+ builds equity in $1100K asset

Renting (2-bedroom)

Median 2BR rent$3,800/mo
Utilities (est.)$125/mo
Total monthly cost$3,925/mo

Flexibility to move; no equity built

Bottom line for San Francisco: Buying costs $3,155/month more than renting upfront. The break-even on building equity vs renting typically takes 5–8 years in most markets.

Amortization Over Time

$1100K home · 20% down ($880K loan) · 7% · 30 years

Year 1

Interest paid$61,317
Principal paid$8,939
Remaining balance$871,061

Year 15

Interest paid$46,506
Principal paid$23,750
Remaining balance$651,366

Year 30 (Final)

Interest paid$2,593
Principal paid$67,663
Remaining balance$0

Frequently Asked Questions

What is the monthly mortgage payment for a home in San Francisco?

The median home price in San Francisco is $1100K. With 20% down and a 30-year loan at 7%, the monthly payment is $5,855. Adding estimated property taxes and insurance brings total monthly costs to approximately $6,955.

Is it cheaper to rent or buy in San Francisco?

A 2-bedroom rental in San Francisco averages $3,800/month. Buying the median $1100K home with 20% down costs approximately $6,955/month (mortgage + taxes + insurance) — $3,155 more than renting. However, buying builds equity while renting does not.

How much do I need to earn to buy a home in San Francisco?

Using the 28% housing rule, you need at least $251K–298K in annual gross income to comfortably afford the median $1100K home in San Francisco with 20% down. You also need $220K+ saved for the down payment plus 2–5% in closing costs.

What are property taxes like in San Francisco?

CA has a state income tax rate of Up to 13.3%. Property taxes vary by county but on a $1100K home, expect $917–$1,833/month in property taxes (1–2% annual rate). This is in addition to your mortgage payment.