Lompoc, CA Profile: Facts, Map & Data


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Lompoc, California - Basic Facts

The City of Lompoc had a population of 45,173 as of July 1, 2017. Lompoc ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Lompoc is located at latitude 34.6627 and longitude -120.4708 in Santa Barbara County. The formal boundaries for the City of Lompoc (see map below) encompass a land area of 11.59 sq. miles and a water area of 0.08 sq. miles. Santa Barbara County is in the Pacific time zone (GMT -8). The elevation is 105 feet.

The City of Lompoc (GNIS ID: 2410860) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Lompoc is located within Lompoc CCD of Santa Barbara County.

Beneath the boundary map are tables with Lompoc population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Lompoc: Lompoco.

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City of Lompoc, CA Boundary Map

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Lompoc, CA Data & Demographics (As of July 1, 2017)


Total Population 45,173
Daytime Population: Workers 11,715
Daytime Population: Residents 24,295
Total Daytime Population (TDP) 36,010
Ratio TDP/Total Population1 0.80
Population in Households 41,798
Population in Familes 34,783
Population in Group Qrtrs 3,375
Population Density2 3,896
Diversity Index3 82


Median Household Income $50,168
Average Household Income $65,178
Per Capita Income $22,154


Total Housing Units 15,311 (100%)
Owner Occupied HU 6,780 (44.3%)
Renter Occupied HU 7,552 (49.3%)
Vacant Housing Units 979 ( 6.4%)
Median Home Value $316,157
Average Home Value $350,963


Total Households 14,332
Average Household Size 2.92
Family Households 9,962
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.87% 0.84%
Households 0.98% 0.84%
Families 0.96% 0.84%
Median Household Income   0.77%
Per Capita Income   1.96%

Lompoc, CA - Peer Comparisons by Rank and Percentile

The table below compares Lompoc to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 202 87th
Population Density # 330 78th
Diversity Index # 292 81st
Median Household Income # 936 38th
Per Capita Income # 1074 29th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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