All Countries
Walnut Creek, CA
Full City Profile · California · San Mateo County County
3.3
/5.0
B
Good
69,790
Population
3,532/sq mi density
$135,665
Median Income
$83,164 per capita
$1,031,100
Home Value
$1,024,673 Zillow
$2,613
Median Rent
28.3% income on rent
62°F
Avg Temperature
330 sunny days/yr
170
Violent Crime/100K
3,538 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$135,665 median income, 3.1% unemployment
C
Affordability
2.4 / 5.0
$1,031,100 home value, $2,613/mo rent
F
Safety
1.0 / 5.0
170 violent crimes/100K
A+
Education
5.0 / 5.0
69.4% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+4.7%
66,658 → 69,806
over 10 years
Annual Pop. Growth
+0.46%
Compound annual growth rate
Median Income Change
+66.3%
$81,593 → $135,665
nominal, not inflation-adjusted
Annual Income Growth
+5.22%
Compound annual growth rate
Population Over Time
Total population for Walnut Creek across each available Census ACS release.
Median Household Income Over Time
Median household income reported by U.S. Census ACS. Values are nominal (not adjusted for inflation).
Projected 2030
Simple projections extrapolating the 2013–2023 compound annual growth rate forward. These are mathematical extensions of recent trends, not forecasts — real outcomes depend on migration, policy and economic shifts.
Projected Population 2030
72,085
+2,279 from 2023 (69,806)
Projected Median Income 2030
$193,712
+$58,047 from 2023 ($135,665)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 66,658 | — | $81,593 | — |
| 2015 | 68,417 | +2.6% | $82,120 | +0.6% |
| 2017 | 69,755 | +2% | $86,845 | +5.8% |
| 2019 | 70,080 | +0.5% | $105,948 | +22% |
| 2021 | 69,695 | -0.5% | $121,205 | +14.4% |
| 2023 | 69,806 | +0.2% | $135,665 | +11.9% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.