Short answer: In San Francisco, CA, the median home value is $1,314,700 and the median 3-bedroom rents for $3,500+/mo (Census ACS 2024). That's a rent-to-price ratio of 0.27%, so it misses the 1% rule and ranks #49 of the 50 largest US rental markets. With 20% down at 7.40%, FirstDoor scores a median-priced home Pass (−$5,863/mo cash flow).
Key numbers
The 1% rule in San Francisco
A quick screen many investors start with: is monthly rent at least 1% of the price? In San Francisco, here's the answer on typical numbers.
Across all rentals (not just 3-bedrooms) the ratio is 0.19%. A home renting for the median 3-bedroom rent would need to cost about $350,000 or less to pass.
A typical San Francisco home, scored
We took a home at the median value, gave it the median 3-bedroom rent, and ran it through the same math as the FirstDoor calculator: 20% down, a 30-year loan at 7.40%, the city's median tax rate, and standard expense budgets.
| 3-bedroom rent (median) | $3,500 |
| Property tax ($10,000+/yr, local median) | −$833 |
| Insurance ($6,570/yr, assumed) | −$548 |
| Vacancy 7% · Maintenance 5% · Management 8% | −$700 |
| Net operating income | $1,419 |
| Mortgage (P&I on $1,051,760 at 7.40%) | −$7,282 |
| Monthly cash flow | −$5,863 |
What price works in San Francisco?
Price is the lever you control. Holding rent at the San Francisco median, these are the price ceilings for each FirstDoor result.
Takeaways
- San Francisco's 0.27% ratio is well under the 1% rule (#49 of 50). Most investors here are betting on appreciation, not monthly income.
- A median-priced home here would cost you about $5,863/mo out of pocket after the mortgage and every expense. To break even you'd need to pay about $425,000, 68% below the median.
- Renters are the majority here (63% of households), so the tenant pool is deep.
Frequently asked questions
Does San Francisco pass the 1% rule?
No, on typical numbers. The median 3-bedroom gross rent is $3,500+/mo and the median home value is $1,314,700 (Census ACS 2024 1-year), a ratio of 0.27%. To pass at that rent, a home would need to cost about $350,000 or less.
What is the typical rent for a 3-bedroom in San Francisco?
The median gross rent for a 3-bedroom in San Francisco, CA is $3,500+ a month, and $2,448 across all rentals (Census ACS 2024 1-year). Gross rent includes utilities the renter pays, so the landlord's share can be a bit lower.
Can you cash flow a rental in San Francisco?
At the median price, not easily. With 20% down at 7.40% and realistic expenses, a $1,314,700 home renting for $3,500+ loses about $5,863/mo. It breaks even at roughly $425,000.
How much cash do you need to buy a typical rental in San Francisco?
About $302,340: a 20% down payment of $262,940 plus closing costs we assume at 3% ($39,400). Lenders often also want several months of reserves. Investment loans commonly need 15–25% down.
Is San Francisco a good place to buy a first rental?
FirstDoor scores a median-priced home in San Francisco as Pass (0 of 8 points). That's a starting point, not a verdict on every listing: neighborhoods vary, and buying below the median changes the math. Run any listing through the free calculator.
Compare similar markets
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Sources
Data: U.S. Census Bureau, 2024 American Community Survey 1-year estimates (released September 2025); year-over-year changes compare with 2023. Mortgage rate: Freddie Mac PMMS, week of October 15, 2026. Retrieved October 15, 2026. Insurance ($6,570/yr), closing costs (3%), maintenance (5%) and management (8%) are FirstDoor assumptions, not local data. Investment-property loans often price above the PMMS average. Medians describe the whole city, not any one home. Educational content, not financial advice.