Patterson, CA Profile: Facts, Map & Data


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Patterson, California - Basic Facts

The City of Patterson had a population of 21,480 as of July 1, 2017. Patterson 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 Patterson is located at latitude 37.4734 and longitude -121.144 in Stanislaus County. The formal boundaries for the City of Patterson (see map below) encompass a land area of 5.95 sq. miles and a water area of 0 sq. miles. Stanislaus County is in the Pacific time zone (GMT -8). The elevation is 102 feet.

The City of Patterson (GNIS ID: 2411383) 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 Patterson is located within Patterson CCD of Stanislaus County.

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

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City of Patterson, CA Boundary Map

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


Total Population 21,480
Daytime Population: Workers 4,016
Daytime Population: Residents 12,387
Total Daytime Population (TDP) 16,403
Ratio TDP/Total Population1 0.76
Population in Households 21,472
Population in Familes 19,275
Population in Group Qrtrs 8
Population Density2 3,608
Diversity Index3 88


Median Household Income $60,331
Average Household Income $76,329
Per Capita Income $21,029


Total Housing Units 6,366 (100%)
Owner Occupied HU 3,863 (60.7%)
Renter Occupied HU 2,036 (32.0%)
Vacant Housing Units 468 ( 7.4%)
Median Home Value $268,278
Average Home Value $309,561


Total Households 5,898
Average Household Size 3.64
Family Households 4,868
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 0.71% 0.77%
Households 0.64% 0.74%
Families 0.64% 0.72%
Median Household Income   2.48%
Per Capita Income   2.74%

Patterson, CA - Peer Comparisons by Rank and Percentile

The table below compares Patterson 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 # 337 78th
Population Density # 364 76th
Diversity Index # 73 95th
Median Household Income # 655 57th
Per Capita Income # 1122 26th

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

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