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 106,127 as of July 1, 2017. 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, 2017.

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, 2017)


Total Population 106,127
Daytime Population: Workers 39,033
Daytime Population: Residents 62,231
Total Daytime Population (TDP) 101,264
Ratio TDP/Total Population1 0.95
Population in Households 105,201
Population in Familes 88,649
Population in Group Qrtrs 926
Population Density2 4,659
Diversity Index3 82


Median Household Income $51,167
Average Household Income $66,345
Per Capita Income $18,121


Total Housing Units 29,648 (100%)
Owner Occupied HU 14,334 (48.3%)
Renter Occupied HU 13,815 (46.6%)
Vacant Housing Units 1,499 ( 5.1%)
Median Home Value $324,972
Average Home Value $349,499


Total Households 28,149
Average Household Size 3.74
Family Households 21,350
Average Family Size 4
  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 0.88% 0.67%
Households 0.61% 0.58%
Families 0.56% 0.59%
Median Household Income   1.07%
Per Capita Income   2.44%

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, 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 # 69 96th
Population Density # 268 82nd
Diversity Index # 313 80th
Median Household Income # 911 40th
Per Capita Income # 1256 17th

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

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