| ZIP Code | 91901 |
|---|---|
| City | Alpine |
| State | California (CA) |
| County | San Diego County |
| Area Code | 619/858 |
| Elevation | 1,539 ft |
| Latitude | 32.813624 |
|---|---|
| Longitude | -116.726969 |
| Timezone | Los Angeles (DST) |
| FIPS | 06073 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 42.5 yrs ↑ 6% since 2019 |
|---|---|
| Avg Household Size | 2.83 |
| Below Poverty | 10.1% ≈ Avg |
| College Grads | 40.0% ≈ Avg |
| Unemployment | 5.4% ▲ 11% above avg |
| No HS Diploma | 152 (1.2%) |
| HS Graduate | 2,694 (21.6%) |
| Some College | 1,913 (15.4%) |
| Associates | 2,713 (21.8%) |
| Bachelors | 1,259 (10.1%) |
| Graduate Degree | 3,724 (29.9%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $116,600 ▲ 53% above avg ↑ 32% since 2019 |
|---|---|
| Median Home Value | $804,000 ▲ 188% above avg ↑ 34% since 2019 |
| Home/Income Ratio | 6.9x (nat avg ~3.5x) |
| Median Rent | $2,064/mo ↑ 27% since 2019 |
| Total Units | 6,593 |
| Vacant Units | 207 |
| Avg HH Size | 2.83 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 6,593 |
|---|---|
| Vacant | 207 |
| Owner Occupied | 74.7% |
| Renter Occupied | 25.3% |
| Avg HH Size | 2.83 |
ZIP code 91901 is located in Alpine, California, within San Diego County. With a population of 18,300, this is a moderately populated ZIP code with a middle-aged community — the median age is 42.5 years. Economically, 91901 is a upper-middle-income ZIP code: the median household income of $116,600 is significantly above the national average.
Real estate in ZIP code 91901 represents among the most expensive housing markets in the country. The median home value of $804,000 is more than double the national average. Renters can expect to pay around $2,064 per month in median rent. Homeownership is strong here — 74.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 34% since 2019.
The population of 91901 is primarily White (72.68%). Residents are well-educated — 40.0% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 10.1%. Household income has grown by 32% since 2019.
The unemployment rate in 91901 stands at 5.4%, which is near the national average. As in most parts of the country, driving alone is the dominant commute mode at 80%.
Overall, ZIP code 91901 in Alpine, CA is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 18,300 residents, a median household income of $116,600, and a median home value of $804,000, it offers a clear picture of life in this part of California.