ZIP Code Tabulation Area · California

ZIP Code 91945: Lemon Grove, CA

ZIP Code 91945 (Lemon Grove, San Diego County, California) has an estimated 27,745 residents in 9,076 households. The median household income is $88,016, the median home value is $704,900 and the median gross rent is $1,896/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

27,745

Margin of error ±70

Median household income

$88,016

Margin of error ±$6,721

Median home value

$704,900

Margin of error ±$30,611

Median gross rent

$1,896/mo

Margin of error ±$112

Median age

37.1 yrs

Margin of error ±2.5 yrs

Mean travel time to work

29.1 min

Margin of error ±4.1 min

How ZIP 91945 compares with California and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 9194537.1 yrsCalifornia37.9 yrsUnited States38.9 yrs

Median household income

ZIP 91945$88,016California$99,122United States$80,734

Per capita income

ZIP 91945$36,715California$49,513United States$44,673

Poverty rate

ZIP 919459.2%California12.0%United States12.5%

Unemployment rate

ZIP 919455.6%California6.6%United States5.2%

Bachelor's degree or higher

ZIP 9194520.3%California37.1%United States35.7%

Median home value

ZIP 91945$704,900California$734,700United States$332,700

Median gross rent

ZIP 91945$1,896/moCalifornia$2,036/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9194552.5%California55.9%United States65.2%

Mean travel time to work

ZIP 9194529.1 minCalifornia28.7 minUnited States26.4 min

Worked from home

ZIP 9194511.4%California17.2%United States15.1%

All figures for ZIP 91945

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 91945 — ACS 2020–2024 5-year estimates
MeasureZIP 91945Margin of errorCaliforniaUnited States
Total population27,745±7039,287,377334,922,499
Median age37.1 yrs±2.5 yrs37.9 yrs38.9 yrs
Households9,076±41613,548,091129,227,496
Median household income$88,016±$6,721$99,122$80,734
Per capita income$36,715±$2,091$49,513$44,673
Poverty rate9.2%±2.0 pts12.0%12.5%
Unemployment rate5.6%±1.8 pts6.6%5.2%
Bachelor's degree or higher20.3%±2.4 pts37.1%35.7%
Median home value$704,900±$30,611$734,700$332,700
Median gross rent$1,896/mo±$112$2,036/mo$1,413/mo
Owner-occupied homes52.5%±4.6 pts55.9%65.2%
Mean travel time to work29.1 min±4.1 min28.7 min26.4 min
Worked from home11.4%±2.2 pts17.2%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 91945
GroupZIP 91945CaliforniaUnited States
White alone, not Hispanic or Latino27.0%33.8%57.4%
Black or African American alone, not Hispanic or Latino11.9%5.2%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.1%0.3%0.5%
Asian alone, not Hispanic or Latino10.0%15.3%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.3%0.3%0.2%
Some other race alone, not Hispanic or Latino0.2%0.6%0.6%
Two or more races, not Hispanic or Latino5.0%4.4%4.3%
Hispanic or Latino (of any race)45.4%40.2%19.3%

Where ZIP 91945 is

State
California
Main county
San Diego County
Largest overlapping place
Lemon Grove (98% of the ZIP's land area)
Land area
3.95 sq mi· about 7,024 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in San Diego County

91901 Alpine, CA91902 Bonita, CA91905 San Diego County, CA91906 Campo, CA91910 Chula Vista, CA91911 Chula Vista, CA91913 Chula Vista, CA91914 Chula Vista, CA91915 Chula Vista, CA91916 Descanso, CA91917 San Diego County, CA91931 San Diego County, CA91932 Imperial Beach, CA91934 San Diego County, CA91935 San Diego County, CA91941 Casa de Oro-Mount Helix, CA91942 La Mesa, CA91948 San Diego County, CA91950 National City, CA91962 San Diego County, CA91963 San Diego County, CA91977 La Presa, CA91978 Spring Valley, CA91980 San Diego County, CA

See every ZIP code in California, or compare ZIP 91945 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.