Lemon Grove, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Lemon Grove, California is 27,489 as of the 2023 American Community Survey, making it the 283rd-largest city in California. The median household income is $79,278, the median home value is $640,600, and the median age is 38.8.
The population has grown 9.8% since 2010 (25,380 → 27,867).
27,489
Population
7087
People / sq mi
$79,278
Median Income
$640,600
Median Home Value
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Lemon Grove covers 3.9 sq mi of land at 7087 people per square mile.
About Lemon Grove, CA
What distinguishes Lemon Grove is density: among the most densely settled of US cities, around 7,087 people per square mile. Lemon Grove is a city in California with a population of 27,489.
Median household income is $79,278, near the US median of $78,538. The poverty rate is 7.3%, below the national 12.4%. A typical home is worth $640,600, with typical rent around $1,769.
Degree attainment is on the lower side for US cities: 20.3% of adults hold a bachelor’s degree, below the national 35.0%. About 12.0% of the workforce is home-based, below the national 14.0%, and the average commute runs about 30 minutes each way.
That density explains much of the rest of the profile in Lemon Grove: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Lemon Grove city Population History (2010-2024)
The city of Lemon Grove city had a population of 25,380 in 2010 and 27,867 in 2024, a 9.8% growth over 14 years. The peak was 27,867 in 2024. Average annual growth rate: 0.67%.
27,867
Population (2024)
25,380
Population (2010)
27,867
Peak (2024)
0.67%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 25,380 |
| 2011 | 25,603 |
| 2012 | 25,934 |
| 2013 | 26,116 |
| 2014 | 26,404 |
| 2015 | 26,554 |
| 2016 | 26,766 |
| 2017 | 26,963 |
| 2018 | 26,885 |
| 2019 | 26,811 |
| 2020 | 27,752 |
| 2021 | 27,526 |
| 2022 | 27,575 |
| 2023 | 27,724 |
| 2024 | 27,867 |
Race & Ethnicity
| White | 36.1% |
| Black or African American | 14.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.6% |
| Two or More Races | 0.0% |
Economy & Income
$79,278
Median Household Income
$35,402
Per Capita Income
7.3%
Poverty Rate
4.7%
Unemployment Rate
Housing
$640,600
Median Home Value
$1,769
Median Rent
53.3%
Owner-Occupied
Education
89.1%
High School+
20.3%
Bachelor's+
Commute
2.6%
Drive Alone
73.8%
Public Transit
12.0%
Work From Home
30.4 min
Avg Commute
Community Profile
17.4%
Foreign Born
61.4%
Non-English at Home
10.1%
Veterans
13.9%
With Disability
93.4%
Health Insurance
95.9%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 20.1% |
| Construction | 10.8% |
| Education, Health Care & Social Services | 9.5% |
| Finance, Insurance & Real Estate | 9.0% |
| Arts, Entertainment & Food Services | 8.8% |
| Public Administration | 7.3% |
| Manufacturing | 6.7% |
| Retail Trade | 5.4% |
| Information | 5.3% |
| Transportation & Warehousing | 1.7% |
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Frequently Asked Questions
Lemon Grove, California has a population of 27,489 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 283rd-largest city in California.
The median household income in Lemon Grove, California is $79,278, with 7.3% of residents living below the federal poverty level.
The median home value in Lemon Grove, California is $640,600, with median monthly rent at $1,769 and a homeownership rate of 53.3%.
The median age in Lemon Grove, California is 38.8 years. The population is 50.1% male and 49.9% female.
The population has grown 9.8% since 2010 (25,380 → 27,867).
Lemon Grove city, CA Climate
Lemon Grove city, CA has an average annual temperature of 18.2°C (65°F) and receives about 292 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
18.2°C
Avg Temp
292
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 14° / 57° | 57 mm |
| February | 15° / 58° | 55 mm |
| March | 15° / 59° | 60 mm |
| April | 17° / 62° | 23 mm |
| May | 18° / 65° | 5 mm |
| June | 20° / 68° | 2 mm |
| July | 22° / 72° | 1 mm |
| August | 23° / 74° | 3 mm |
| September | 23° / 73° | 6 mm |
| October | 20° / 68° | 11 mm |
| November | 17° / 62° | 32 mm |
| December | 14° / 57° | 37 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Lemon Grove city, CA
The most comfortable months to visit Lemon Grove city, CA are typically June, July and October, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 29°C high). The coldest is January (near 8°C low). March is usually the wettest month.
Where to stay near Lemon Grove
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.