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Discovery Bay, CA
Full City Profile · California · San Joaquin County County
3.2
/5.0
B
Good
15,243
Population
2,727/sq mi density
$154,792
Median Income
$64,234 per capita
$789,400
Home Value
$785,548 Zillow
$2,897
Median Rent
35.6% income on rent
64°F
Avg Temperature
330 sunny days/yr
183
Violent Crime/100K
2,239 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$154,792 median income, 5.1% unemployment
B+
Affordability
3.8 / 5.0
$789,400 home value, $2,897/mo rent
F
Safety
1.0 / 5.0
183 violent crimes/100K
B+
Education
3.6 / 5.0
33.1% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+17%
13,030 → 15,243
over 10 years
Annual Pop. Growth
+1.58%
Compound annual growth rate
Median Income Change
+38.8%
$111,508 → $154,792
nominal, not inflation-adjusted
Annual Income Growth
+3.33%
Compound annual growth rate
Population Over Time
Total population for Discovery Bay 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
17,011
+1,768 from 2023 (15,243)
Projected Median Income 2030
$194,685
+$39,893 from 2023 ($154,792)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 13,030 | — | $111,508 | — |
| 2015 | 14,650 | +12.4% | $106,529 | -4.5% |
| 2017 | 15,525 | +6% | $116,220 | +9.1% |
| 2019 | 16,159 | +4.1% | $130,547 | +12.3% |
| 2021 | 15,704 | -2.8% | $138,576 | +6.2% |
| 2023 | 15,243 | -2.9% | $154,792 | +11.7% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.