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RE Intelligence

Rental numbers for ZIP 94597 (Walnut Creek, CA)

Negative cash flow at any interest rate with 25% down: the rent does not cover operating costs and principal.

Gross yield
3.4%
rent x 12 / price
Est. cap rate
1.1%
NOI / price
Cash flow
-$4,369/mo
at 7.78%, 25% down
Typical price
$970,000
Zillow ZHVI, Aug 2026
Typical rent
$2,767/mo
Zillow ZORI, Aug 2026

The pro forma

Typical home, default assumptions

Income and expenses, per year
OperatorLineAmountSource
Gross rent$33,204
Vacancy$1,660
Management$2,524
Property tax$7,059
Insurance$1,986
Maintenance$9,696
Net operating income$10,279
Loan payments$62,699
Cash flow-$52,420
Purchase and loan
OperatorLineAmountSource
Typical price$969,615
Down payment (25%)$242,404
Loan$727,211
Rate7.78%
Monthly payment$5,225
Cash in$271,492
Cash-on-cash return-19.3%
DSCR0.16
Break-even ratenone
Down payment25%
A common minimum for investment-property and DSCR loans.
Interest rate7.78%
Freddie Mac 30-year 7.03% (week of 2026-09-24) + 0.75 point investor premium.
Loan term30 years
Fixed, fully amortising.
Closing costs3% of price
Added to cash invested.
Insurance$1,986 a year
NAIC 2023 average homeowners (HO-3) premium for California, $1,655, x 1.2 for a landlord policy.
Maintenance1% of price a year
The 1% rule of thumb; older homes run higher.
Vacancy5% of rent
About 18 days empty a year.
Management8% of collected rent
A typical full-service fee; zero if you self-manage.

Trends

Five years to August 2026

Price, 12 months
+1.0%
Rent, 12 months
+3.9%
Rent minus price growth
+2.9 pts
positive means yields are improving
Typical value (Zillow ZHVI) Rent (Zillow ZORI)Indexed to 100 at Aug 2021
9510010511011512020222023202420252026
Show the numbers
MonthTypical valueRent
Aug 2021$904,459$2,372
Aug 2022$1,011,897$2,591
Aug 2023$960,659$2,532
Aug 2024$984,723$2,669
Aug 2025$959,876$2,664
Aug 2026$969,615$2,767

Rent references

Two sources, never blended

SourceStudio1 bed2 bed3 bed4 bed
HUD Small Area FMR, FY2026$2,390$2,660$3,250$4,160$4,930
Zillow observed rent, Aug 2026$2,767 typical, all home types

HUD's Fair Market Rent is the 40th percentile gross rent (rent plus utilities) for a standard unit, and it is what Section 8 vouchers pay against. Zillow's index tracks asking rents on listed homes. The two measure different things, so they are shown side by side and never averaged. HUD area: Oakland-Fremont, CA HUD Metro FMR Area.

Property tax

Effective rate
0.73%
ZIP area, ACS
At the typical price
$7,059/yr

Median real estate taxes paid divided by median home value, Census ACS 2020 to 2024. Contra Costa County: 0.83%. Actual bills depend on the assessment, exemptions and any non-homestead rate.

Supply

Permits per 1,000 households
4.7
Contra Costa County, last 12 months
National percentile
47th
among US counties

1,949 new housing units permitted in 2025-09 to 2026-08, Census Building Permits Survey. A high figure means more new supply competing for tenants.

Nearby ZIP codes

ZIPDistanceTypical priceRentGross yieldCash flow /mo
94523Pleasant Hill2.5 mi$970,000$2,9933.7%-$4,156
94596Walnut Creek2.8 mi$1,069,000$2,9733.3%-$4,821
94549Lafayette2.8 mi$1,890,000$3,3382.1%-$9,798
94598Walnut Creek3.1 mi$1,369,000$3,2052.8%-$6,609
94595Walnut Creek3.2 mi$677,000$3,6486.5%-$1,601
94518Concord3.5 mi$833,000$2,6883.9%-$3,487
94520Concord5.6 mi$597,000$2,3694.8%-$2,138
94507Alamo5.6 mi$2,513,000$7,1503.4%-$10,598

Every ZIP in Contra Costa CountySan Francisco, CA metroCalifornia

Run the numbers on a real listing

The calculator opens with this ZIP's figures. Swap in a listing's price and rent, your rate and your costs.

Open the calculator for 94597

Questions

Is 94597 good for rental property?
On the typical home here, priced at $970,000 and renting for $2,767 a month (Zillow ZORI, Aug 2026), the gross yield is 3.4% and the estimated cap rate is 1.1%. At a 7.78% investor rate with 25% down, estimated cash flow is -$4,369 a month. The median gross yield across the 8,418 ZIP codes with full Zillow data is 5.6%. These are figures for a typical property, not a judgement on any particular one.
What is the typical rent in 94597?
Zillow's observed rent index for 94597 was $2,767 a month in August 2026, across all home types. HUD's FY2026 Small Area Fair Market Rent for a 2-bedroom here is $3,250, the 40th percentile of gross rents and the basis for Section 8 payment standards.
What is the property tax rate in 94597?
The effective property tax rate is about 0.73% of value (median taxes paid divided by median home value, Census ACS 2020 to 2024). On the typical $970,000 home that is about $7,059 a year. Your bill depends on the assessment and local exemptions.
What interest rate makes a rental in 94597 break even?
With the default assumptions, no interest rate brings cash flow to zero: rent does not cover operating costs plus principal on a 30-year loan with 25% down.
How fast are prices and rents changing in 94597?
Over the 12 months to August 2026, the typical home value changed +1.0% and the typical rent changed +3.9%. Rents rising faster than prices pushes yields up.

Sources and method

Data: Zillow Research (ZHVI, ZORI), HUD, US Census Bureau, Freddie Mac. Every formula is on the methodology page.

Estimates from public data for a typical property. Not investment, tax or legal advice. Your property, financing and costs will differ.