ZIP Code 91978
ZIP Code Tabulation Area in San Diego County, California.
- Population
- 10,511
- Median household income
- $111,506
- Median home value
- $597,300
+0.0%’19–’23
+45.5%’19–’23
+36.3%’19–’23
ZIP Code 91978 is a ZIP Code Tabulation Area in San Diego County, California, home to about 10,511 residents. The median household income of $111,506 is above the San Diego County median ($102,285).
Between 2019 and 2023, ZIP Code 91978's population held roughly steady from 10,506 to 10,511, while its median gross rent rose 26.0% from $1,767 to $2,226.
The median gross rent is $2,226. 30.6% of adults 25 and older hold a bachelor's degree or higher.
Demographics
ACS 2019–2023- Population
- 10,511
- Median age
- 38.4 yrs
- Median household income
- $111,506
- Median home value
- $597,300
- Median gross rent
- $2,226
- Housing units
- 3,340
- Homeownership rate
- 65.8%
- Bachelor's degree or higher
- 30.6%
- Unemployment rate
- 6.9%
Trends
ACS 5-year · 2019–202310,50610,511
$76,660$111,506
$438,200$597,300
$1,767$2,226
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 10,506 | $76,660 | $438,200 | $1,767 |
| 2020 | 10,949 | $84,266 | $415,400 | $1,862 |
| 2021 | 10,979 | $82,885 | $454,100 | $2,050 |
| 2022 | 11,006 | $95,541 | $528,000 | $2,200 |
| 2023 | 10,511 | $111,506 | $597,300 | $2,226 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 56.0%
5 to 1717.6%
18 to 248.0%
25 to 3413.5%
35 to 4415.4%
45 to 5413.9%
55 to 6411.5%
65 to 748.5%
75 and over5.6%
| Count | Share | |
|---|---|---|
| Under 5 | 626 | 6.0% |
| 5 to 17 | 1,855 | 17.6% |
| 18 to 24 | 844 | 8.0% |
| 25 to 34 | 1,416 | 13.5% |
| 35 to 44 | 1,622 | 15.4% |
| 45 to 54 | 1,458 | 13.9% |
| 55 to 64 | 1,205 | 11.5% |
| 65 to 74 | 893 | 8.5% |
| 75 and over | 592 | 5.6% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 4,110 | 39.1% |
| Black or African American | 1,195 | 11.4% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 642 | 6.1% |
| Native Hawaiian & Pacific Islander | 28 | 0.3% |
| Some other race | 45 | 0.4% |
| Two or more races | 632 | 6.0% |
| Hispanic or Latino (any race) | 3,859 | 36.7% |
Educational attainment (age 25+)
No high school diploma10.9%
High school graduate22.6%
Some college or associate's35.9%
Bachelor's degree19.8%
Graduate or professional degree10.8%
| Count | Share | |
|---|---|---|
| No high school diploma | 783 | 10.9% |
| High school graduate | 1,625 | 22.6% |
| Some college or associate's | 2,580 | 35.9% |
| Bachelor's degree | 1,423 | 19.8% |
| Graduate or professional degree | 775 | 10.8% |
Commute to work
- Mean travel time to work
- 27 min
Drove alone79.5%
Carpooled5.9%
Public transit0.9%
Walked0.3%
Bicycle0.1%
Worked from home12.1%
Other means1.3%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 4,313 | 79.5% |
| Carpooled | 318 | 5.9% |
| Public transit | 47 | 0.9% |
| Walked | 15 | 0.3% |
| Bicycle | 8 | 0.1% |
| Worked from home | 654 | 12.1% |
| Other means | 71 | 1.3% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 502 | 10.5% |
| 15 to 29 min | 2,172 | 45.5% |
| 30 to 44 min | 1,505 | 31.5% |
| 45 to 59 min | 381 | 8.0% |
| 60+ min | 212 | 4.4% |
Households
- Average household size
- 3.21
- Poverty rate
- 13.4% (1,404 of 10,488)
| Count | Share | |
|---|---|---|
| Family households | 2,673 | 81.8% |
| Nonfamily households | 595 | 18.2% |
Housing
- Median year structure built
- 1979
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 3,268 | 97.8% |
| Vacant | 72 | 2.2% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 2,149 | 65.8% |
| Renter-occupied | 1,119 | 34.2% |
1-unit, detached49.4%
1-unit, attached2.7%
2 to 4 units4.9%
5 to 19 units15.4%
20 or more units4.9%
Mobile home & other22.7%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 1,649 | 49.4% |
| 1-unit, attached | 90 | 2.7% |
| 2 to 4 units | 164 | 4.9% |
| 5 to 19 units | 514 | 15.4% |
| 20 or more units | 165 | 4.9% |
| Mobile home & other | 758 | 22.7% |
Geography
- ZCTA
- 91978
- Land area
- 12 sq mi
- Water area
- 0.03 sq mi
- Center point
- 32.6989, -116.9310
Counties this ZIP covers
1Compare with nearby ZIP codes
2National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)