Walnut Creek, CA — Rental Investment Analysis

🔴POORnegative cash flow likely

Data: HUD FMR FY2024 + Zillow ZHVI April 2026 + Freddie Mac rates. Last updated June 2026.

Investment Summary

As of 2026, Walnut Creek, CA has a 1.9% cap rate, indicating limited cash flow potential at current prices of $1,052,562 median.

Walnut Creek is very expensive relative to rents — expect negative cash flow. At $1,052,562 median home price, Walnut Creek requires significant capital. A 20% down payment alone is $210,512. With 3-bedroom rents around $3,845/month, the 1.9% cap rate tells the story. Cash flow is deeply negative at -$3,940/month with standard assumptions. This market requires appreciation to justify the investment.

At 0.37% on the 1% rule, rents are low relative to purchase prices. You'd need a significant discount from asking price to make the numbers work. DSCR of 0.30 is below 1.0, meaning rental income doesn't cover the mortgage. DSCR lenders will likely decline this market at current prices.

Bottom line: At current valuations, Walnut Creek doesn't make sense for rental investors focused on returns. Look at lower-cost markets unless you have specific local knowledge.

Data sources: HUD Fair Market Rents (FY2024), Zillow Home Value Index (April 2026), Freddie Mac Primary Mortgage Market Survey.

Cap Rate

1.9%

Below average

Monthly Cash Flow

-$3,940

After all expenses

Price-to-Rent

22.8

Overpriced for rent

DSCR

0.30

Fails

Key Metrics

Median Home Price
$1,052,562
Average Rent (3BR)
$3,845/mo
Price-to-Rent Ratio
22.8(high)
1% Rule
0.37%(fails — need 1%+)
Cash-on-Cash Return
-19.5%
Vacancy Rate
8.0%

Market Strength

Unemployment Rate
5.3%(+1% vs national)
Rent Growth (YoY)
+2.9%(national avg)
Population Growth
-1.2% YoY

Assumptions Used

20% down, 6.52% rate, 30yr, 8% vacancy, 10% maintenance

Customize these numbers →

Property Tax Rate

0.71%

of assessed value (CA avg)

Median Income

$84,097

household (CA avg)

Rent-to-Income

54.9%

Stretched

Section 8 Max Rent

$3,845/mo

3BR voucher payment

CA Investor Climate

Landlord Friendly

3/10

State Income Tax

Has state tax

Property Tax

0.71% effective

Population Trend

-1.2% (3yr)

Best Zip Codes in Walnut Creek for Investors

94595
Cap Rate: 3.4%Cash Flow: -$1,749/mo$697,561
94597
Cap Rate: 2.1%Cash Flow: -$3,576/mo$1,001,598
94596
Cap Rate: 1.7%Cash Flow: -$4,304/mo$1,103,527

All Zip Codes in Walnut Creek

ZipCap RateCash FlowHome PriceRent (3BR)DSCR
945953.4%-$1,749$697,561$3,600/mo0.53
945972.1%-$3,576$1,001,598$3,870/mo0.33
945961.7%-$4,304$1,103,527$3,820/mo0.27
945981.6%-$5,692$1,421,401$4,740/mo0.25