| ZIP Code | 91978 |
|---|---|
| City | Spring Valley |
| State | California (CA) |
| County | San Diego County |
| Area Code | 619 |
| Elevation | 1,784 ft |
| Latitude | 32.698921 |
|---|---|
| Longitude | -116.930959 |
| Timezone | Los Angeles (DST) |
| FIPS | 06073 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 38.4 yrs ↑ 11% since 2019 |
|---|---|
| Avg Household Size | 3.21 |
| Below Poverty | 13.4% ▲ 34% above avg |
| College Grads | 44.3% ▲ 14% above avg |
| Unemployment | 6.7% ▲ 37% above avg |
| No HS Diploma | 257 (3.8%) |
| HS Graduate | 1,420 (21%) |
| Some College | 838 (12.4%) |
| Associates | 1,249 (18.5%) |
| Bachelors | 827 (12.2%) |
| Graduate Degree | 2,166 (32.1%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $111,506 ▲ 46% above avg ↑ 45% since 2019 |
|---|---|
| Median Home Value | $597,300 ▲ 114% above avg ↑ 36% since 2019 |
| Home/Income Ratio | 5.4x (nat avg ~3.5x) |
| Median Rent | $2,226/mo ↑ 26% since 2019 |
| Total Units | 3,340 |
| Vacant Units | 72 |
| Avg HH Size | 3.21 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 3,340 |
|---|---|
| Vacant | 72 |
| Owner Occupied | 65.8% |
| Renter Occupied | 34.2% |
| Avg HH Size | 3.21 |
ZIP code 91978 is located in Spring Valley, California, within San Diego County. With a population of 10,511, this is a lightly populated ZIP code with a middle-aged community — the median age is 38.4 years. Economically, 91978 is a upper-middle-income ZIP code: the median household income of $111,506 is above the national average.
Real estate in ZIP code 91978 represents a premium housing market. The median home value of $597,300 is more than double the national average. Renters can expect to pay around $2,226 per month in median rent. Homeownership is strong here — 65.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 36% since 2019.
The population of 91978 is racially diverse, with White as the largest group at 39.1%. Residents are well-educated — 44.3% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 13.4%. Household income has grown by 45% since 2019.
The unemployment rate in 91978 stands at 6.7%, which is above the national average. About 12% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 79%.
Overall, ZIP code 91978 in Spring Valley, CA is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 10,511 residents, a median household income of $111,506, and a median home value of $597,300, it offers a clear picture of life in this part of California.