ZIP 94520 vs ZIP 94521
A side-by-side comparison of ZIP Code 94520 and ZIP Code 94521: population, income, housing, and more.
ZIP 94520 and ZIP 94521 are ZIP Code areas in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 94521 has the higher population (41,118 vs 36,767 in ZIP 94520). ZIP 94521 has the higher median household income ($127,312 vs $79,790 in ZIP 94520). ZIP 94521 has the higher median home value ($823,100 vs $572,400 in ZIP 94520).
Population, income & housing
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| Population | 36,767 | 41,118 |
| Median age | 34.6 yrs | 43.0 yrs |
| Median household income | $79,790 | $127,312 |
| Median home value | $572,400 | $823,100 |
| Median gross rent | $2,118 | $2,388 |
| Housing units | 13,661 | 16,083 |
| Homeownership rate | 37.4% | 73.3% |
| Bachelor's degree or higher | 29.9% | 44.0% |
| Unemployment rate | 5.0% | 5.6% |
Trends (ACS 5-year, 2019–2023)
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| Population | 38,753 → 36,767 (-5.1%) | 43,281 → 41,118 (-5.0%) |
| Median household income | $60,652 → $79,790 (+31.6%) | $106,938 → $127,312 (+19.1%) |
| Median home value | $418,400 → $572,400 (+36.8%) | $603,600 → $823,100 (+36.4%) |
| Median gross rent | $1,575 → $2,118 (+34.5%) | $1,877 → $2,388 (+27.2%) |
ZIP 94520
38,75336,767
$60,652$79,790
$418,400$572,400
$1,575$2,118
ZIP 94521
43,28141,118
$106,938$127,312
$603,600$823,100
$1,877$2,388
Age & race/ethnicity
Age distribution (share)
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| Under 5 | 8.9% | 5.4% |
| 5 to 17 | 15.4% | 13.5% |
| 18 to 24 | 7.7% | 7.3% |
| 25 to 34 | 18.7% | 12.1% |
| 35 to 44 | 16.8% | 14.3% |
| 45 to 54 | 11.4% | 12.9% |
| 55 to 64 | 9.9% | 14.8% |
| 65 to 74 | 6.6% | 12.1% |
| 75 and over | 4.6% | 7.5% |
Race & ethnicity (share)
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| White (non-Hispanic) | 28.1% | 53.5% |
| Black or African American | 4.5% | 4.8% |
| American Indian & Alaska Native | 0.0% | 0.2% |
| Asian | 10.2% | 15.6% |
| Native Hawaiian & Pacific Islander | 0.1% | 0.3% |
| Some other race | 0.6% | 0.7% |
| Two or more races | 5.2% | 7.9% |
| Hispanic or Latino | 51.4% | 17.0% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| No high school diploma | 21.0% | 5.5% |
| High school graduate | 22.1% | 17.6% |
| Some college or associate's | 27.0% | 32.9% |
| Bachelor's degree | 22.3% | 30.2% |
| Graduate or professional degree | 7.7% | 13.8% |
Commute to work
How workers get to work (share)
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| Drove alone | 63.5% | 62.9% |
| Carpooled | 12.3% | 8.5% |
| Public transit | 7.4% | 5.4% |
| Walked | 3.2% | 1.5% |
| Bicycle | 0.3% | 1.5% |
| Worked from home | 9.7% | 18.2% |
| Other means | 3.6% | 2.0% |
Housing
Units in structure (share)
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| 1-unit, detached | 34.6% | 66.9% |
| 1-unit, attached | 5.9% | 9.1% |
| 2 to 4 units | 5.4% | 5.9% |
| 5 to 19 units | 15.1% | 8.6% |
| 20 or more units | 35.1% | 9.4% |
| Mobile home & other | 3.9% | 0.2% |
Poverty & households
| ZIP 94520 | ZIP 94521 | |
|---|---|---|
| Poverty rate | 12.9% | 5.6% |
| Average household size | 2.73 | 2.61 |
| Mean commute (minutes) | 30 | 33 |
| Median year structure built | 1971 | 1974 |