Lompoc, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Lompoc, California is 43,819 as of the 2023 American Community Survey, making it the 209th-largest city in California. The median household income is $70,038, the median home value is $433,800, and the median age is 34.5.
The population has grown 3.0% since 2010 (42,322 → 43,594).
43,819
Population
3770
People / sq mi
$70,038
Median Income
$433,800
Median Home Value
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Lompoc covers 11.6 sq mi of land at 3770 people per square mile.
About Lompoc, CA
Educational attainment is the headline number in Lompoc: 12.8% of adults 25 and older have a four-year degree. Lompoc is a city in California with a population of 43,819.
Household earnings are middling, with a median of $70,038 — below the US median of $78,538. Poverty sits at 13.1%, above the national 12.4%. Median home value is $433,800, with typical rent around $1,516.
College credentials are comparatively rare here: just 12.8%, below the national 35.0%. Most workers commute: only 6.0% work from home, below the national 14.0%, and the average commute runs about 28 minutes each way.
Lompoc city Population History (2010-2024)
The city of Lompoc city had a population of 42,322 in 2010 and 43,594 in 2024, a 3.0% growth over 14 years. The peak was 44,193 in 2020. Average annual growth rate: 0.22%.
43,594
Population (2024)
42,322
Population (2010)
44,193
Peak (2020)
0.22%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 42,322 |
| 2011 | 42,188 |
| 2012 | 43,075 |
| 2013 | 43,384 |
| 2014 | 43,870 |
| 2015 | 43,916 |
| 2016 | 43,537 |
| 2017 | 43,274 |
| 2018 | 42,689 |
| 2019 | 42,853 |
| 2020 | 44,193 |
| 2021 | 43,110 |
| 2022 | 44,169 |
| 2023 | 43,136 |
| 2024 | 43,594 |
Race & Ethnicity
| White | 44.2% |
| Black or African American | 3.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.5% |
| Two or More Races | 0.0% |
Economy & Income
$70,038
Median Household Income
$27,609
Per Capita Income
13.1%
Poverty Rate
4.0%
Unemployment Rate
Housing
$433,800
Median Home Value
$1,516
Median Rent
49.9%
Owner-Occupied
Education
71.7%
High School+
12.8%
Bachelor's+
Commute
4.3%
Drive Alone
66.4%
Public Transit
6.0%
Work From Home
27.8 min
Avg Commute
Community Profile
14.6%
Foreign Born
54.3%
Non-English at Home
6.8%
Veterans
13.9%
With Disability
88.6%
Health Insurance
93.9%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 19.2% |
| Education, Health Care & Social Services | 13.7% |
| Finance, Insurance & Real Estate | 12.5% |
| Manufacturing | 8.4% |
| Public Administration | 8.0% |
| Construction | 7.4% |
| Agriculture & Mining | 6.2% |
| Retail Trade | 4.3% |
| Arts, Entertainment & Food Services | 4.2% |
| Information | 1.9% |
| Transportation & Warehousing | 0.6% |
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Frequently Asked Questions
Lompoc, California has a population of 43,819 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 209th-largest city in California.
The median household income in Lompoc, California is $70,038, with 13.1% of residents living below the federal poverty level.
The median home value in Lompoc, California is $433,800, with median monthly rent at $1,516 and a homeownership rate of 49.9%.
The median age in Lompoc, California is 34.5 years. The population is 53.4% male and 46.6% female.
The population has grown 3.0% since 2010 (42,322 → 43,594).
Lompoc city, CA Climate
Lompoc city, CA has an average annual temperature of 14.6°C (58°F) and receives about 440 mm of precipitation per year. The warmest month is September and the coldest is January. Figures are 1970–2000 climate normals.
14.6°C
Avg Temp
440
Precip (mm/yr)
Sep
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 12° / 53° | 85 mm |
| February | 12° / 54° | 90 mm |
| March | 13° / 55° | 80 mm |
| April | 13° / 56° | 34 mm |
| May | 14° / 58° | 7 mm |
| June | 16° / 60° | 1 mm |
| July | 17° / 63° | 0 mm |
| August | 18° / 64° | 1 mm |
| September | 18° / 64° | 8 mm |
| October | 17° / 62° | 15 mm |
| November | 14° / 57° | 52 mm |
| December | 12° / 53° | 67 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 Lompoc city, CA
The most comfortable months to visit Lompoc city, CA are typically August, September and July, when temperatures are mildest and rainfall is relatively low. The hottest month is September (around 24°C high). The coldest is January (near 5°C low). February is usually the wettest month.
Where to stay near Lompoc
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.