Santa Maria, CA Profile: Facts, Map & Data


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Santa Maria, California - Basic Facts

The City of Santa Maria had a population of 103,751 as of July 1, 2016. Santa Maria 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 Santa Maria is located at latitude 34.9332 and longitude -120.4438 in Santa Barbara County. The formal boundaries for the City of Santa Maria (see map below) encompass a land area of 22.78 sq. miles and a water area of 0.64 sq. miles. Santa Barbara County is in the Pacific time zone (GMT -8). The elevation is 217 feet.

The City of Santa Maria (GNIS ID: 2411824) 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 Santa Maria is located within Santa Maria CCD of Santa Barbara County.

Beneath the boundary map are tables with Santa Maria population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Santa Maria: Central City, Central Valley, Grangeville.

Neighborhood Data

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City of Santa Maria, CA Boundary Map

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Santa Maria, CA Data & Demographics (As of July 1, 2016)


Total Population 103,751
Population in Households 102,824
Population in Familes 86,643
Population in Group Qrtrs 927
Population Density1 4,555
Diversity Index2 82


Total Households 27,382
Average Household Size 3.76
Family Households 20,764
Average Family Size 4


Total Housing Units 29,221 (100%)
Owner Occupied HU 13,829 (47.3%)
Renter Occupied HU 13,553 (46.4%)
Vacant Housing Units 1,839 ( 6.3%)
Median Home Value $292,448
Average Home Value $322,005


Median Household Income $48,880
Average Household Income $63,358
Per Capita Income $17,245
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.65% 0.85%
Households 0.27% 0.7%
Families 0.21% 0.7%
Median Household Income   0.29%
Per Capita Income   1.34%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Santa Maria, CA - Peer Comparisons by Rank and Percentile

The table below compares Santa Maria to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2016 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 # 69 96th
Population Density1 # 271 82nd
Diversity Index2 # 298 80th
Median Household Income # 948 38th
Per Capita Income # 1266 17th

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

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