ZIP 94931 vs ZIP 94940
A side-by-side comparison of ZIP Code 94931 and ZIP Code 94940: population, income, housing, and more.
ZIP 94931 and ZIP 94940 are ZIP Code areas in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 94931 has the higher population (9,320 vs 275 in ZIP 94940). Since 2019, ZIP 94931's population has grown faster (+4.4% vs -4.2%).
Population, income & housing
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| Population | 9,320 | 275 |
| Median age | 39.8 yrs | 57.2 yrs |
| Median household income | $103,105 | — |
| Median home value | $788,200 | — |
| Median gross rent | $1,780 | — |
| Housing units | 4,244 | 189 |
| Homeownership rate | 60.2% | 54.5% |
| Bachelor's degree or higher | 39.0% | 100.0% |
| Unemployment rate | 3.2% | 0.0% |
Trends (ACS 5-year, 2019–2023)
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| Population | 8,926 → 9,320 (+4.4%) | 287 → 275 (-4.2%) |
| Median household income | $80,186 → $103,105 (+28.6%) | $107,625 → $107,955 (+0.3%) |
| Median home value | $555,800 → $788,200 (+41.8%) | $827,600 → $2,000,001 (+141.7%) |
| Median gross rent | $1,630 → $1,780 (+9.2%) | — |
ZIP 94931
8,9269,320
$80,186$103,105
$555,800$788,200
$1,630$1,780
ZIP 94940
287275
$107,625$107,955
$827,600$2,000,001
Age & race/ethnicity
Age distribution (share)
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| Under 5 | 5.3% | 0.0% |
| 5 to 17 | 12.1% | 15.3% |
| 18 to 24 | 7.6% | 20.0% |
| 25 to 34 | 14.1% | 0.0% |
| 35 to 44 | 18.6% | 0.0% |
| 45 to 54 | 9.9% | 4.0% |
| 55 to 64 | 14.5% | 40.0% |
| 65 to 74 | 9.9% | 17.5% |
| 75 and over | 7.9% | 3.3% |
Race & ethnicity (share)
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| White (non-Hispanic) | 69.8% | 88.4% |
| Black or African American | 1.3% | 0.0% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 2.2% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 1.1% | 0.0% |
| Two or more races | 6.3% | 0.0% |
| Hispanic or Latino | 19.2% | 11.6% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| No high school diploma | 3.2% | 0.0% |
| High school graduate | 18.1% | 0.0% |
| Some college or associate's | 39.7% | 0.0% |
| Bachelor's degree | 27.9% | 79.8% |
| Graduate or professional degree | 11.1% | 20.2% |
Commute to work
How workers get to work (share)
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| Drove alone | 70.5% | 93.8% |
| Carpooled | 7.3% | 0.0% |
| Public transit | 3.4% | 0.0% |
| Walked | 1.0% | 6.3% |
| Bicycle | 0.7% | 0.0% |
| Worked from home | 16.2% | 0.0% |
| Other means | 1.0% | 0.0% |
Housing
Units in structure (share)
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| 1-unit, detached | 62.4% | 100.0% |
| 1-unit, attached | 9.6% | 0.0% |
| 2 to 4 units | 10.3% | 0.0% |
| 5 to 19 units | 10.4% | 0.0% |
| 20 or more units | 5.5% | 0.0% |
| Mobile home & other | 1.8% | 0.0% |
Poverty & households
| ZIP 94931 | ZIP 94940 | |
|---|---|---|
| Poverty rate | 7.6% | 0.0% |
| Average household size | 2.25 | 2.24 |
| Mean commute (minutes) | 30 | 31 |
| Median year structure built | 1983 | 1938 |