US ZIP Code Map

ZIP code

91901

Alpine, CA

STANDARD

91901 covers Alpine in San Diego County, with 18,300 people in the ACS estimate.

Map of 91901, Alpine

ZIP code map

ACS population

18,300

Median household income

$116,600

Median home value

$804,000

About ZIP code 91901

Type

STANDARD

City

Alpine

County

San Diego County

Timezone

America/Los_Angeles

Area codes

619, 858

Land area

77.9 sq mi

Water area

0.69 sq mi

Households

6,593

Median gross rent

$2,064

More enterprise fields

Timezone
America/Los_Angeles
Area Codes
619, 858
World Region
NA
Country
US
Housing Count
6,695
Irs Estimated Households
8,040
Population Count
17,688
Irs Estimated Population
15,720

People in 91901

Race

  • White13,242
  • Black or African American268
  • American Indian or Alaska Native561
  • Asian371
  • Native Hawaiian and Pacific Islander57
  • Other race1,116
  • Two or more races2,073

Hispanic or Latino (any race): 3,200

Age

  • Under 102,045
  • 10 to 192,167
  • 20 to 291,783
  • 30 to 392,188
  • 40 to 492,093
  • 50 to 592,549
  • 60 to 692,600
  • 70 to 791,628
  • 80 and older635

Income and housing in 91901

Poverty rate

10.2%

Median earnings

$52,848

Median household income

$116,600

Median home value

$804,000

Median gross rent

$2,064

Education

  • High school graduate95.3%
  • Bachelor's degree30.4%
  • Graduate degree9.8%

Places covering 91901

Cities and places

Counties

14.9% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 91901

IRS populationACS population
20,16310,081020052023

Hover a year for IRS and ACS values.

ZIP codes near 91901

  1. 91903Alpine3.6 miPop 2,087 · Income —
  2. 91931Guatay7.8 miPop 735 · Income $49,808
  3. 91916Descanso8.7 miPop 1,757 · Income $110,833
  4. 92019El Cajon9.0 miPop 45,801 · Income $99,266
  5. 91935Jamul9.2 miPop 9,466 · Income $138,953
  6. 92021El Cajon10.3 miPop 69,306 · Income $69,979
  7. 92040Lakeside12.5 miPop 45,978 · Income $103,585
  8. 92022El Cajon12.6 miPop 1,374 · Income —
  9. 91917Dulzura12.7 miPop 889 · Income $157,941
  10. 91963Potrero13.7 miPop 617 · Income $25,208
  11. 91978Spring Valley14.5 miPop 10,511 · Income $111,506
  12. 92020El Cajon14.5 miPop 58,490 · Income $72,822

ZIP code 91901 FAQ

What city is ZIP code 91901 in?
91901 is in Alpine, CA.
What county is 91901 in?
91901 is in San Diego County.
What is the median household income in 91901?
The median household income in 91901 is $116,600.
Which ZIP codes are near 91901?
Use the radius tool on this page to list ZIP codes within a chosen distance of 91901.