Twin Lakes, CA Profile: Facts, Map & Data


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Twin Lakes, California - Basic Facts

The Twin Lakes Census Designated Place had a population of 5,188 as of July 1, 2017. Twin Lakes ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Twin Lakes is located at latitude 36.9614 and longitude -121.9917 in Santa Cruz County. The formal boundaries for the Twin Lakes Census Designated Place (see map below) encompass a land area of 0.69 sq. miles and a water area of 0.52 sq. miles. Santa Cruz County is in the Pacific time zone (GMT -8). The elevation is 52 feet.

The Twin Lakes Census Designated Place (GNIS ID: 2409372) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Twin Lakes Census Designated Place is located within Santa Cruz CCD of Santa Cruz County.

Beneath the boundary map are tables with Twin Lakes 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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Twin Lakes Census Designated Place, CA Boundary Map

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


Total Population 5,188
Daytime Population: Workers 1,649
Daytime Population: Residents 2,238
Total Daytime Population (TDP) 3,887
Ratio TDP/Total Population1 0.75
Population in Households 5,022
Population in Familes 2,978
Population in Group Qrtrs 166
Population Density2 7,515
Diversity Index3 63


Median Household Income $55,072
Average Household Income $80,133
Per Capita Income $37,351


Total Housing Units 2,865 (100%)
Owner Occupied HU 811 (28.3%)
Renter Occupied HU 1,518 (53.0%)
Vacant Housing Units 536 (18.7%)
Median Home Value $631,893
Average Home Value $658,631


Total Households 2,329
Average Household Size 2.16
Family Households 1,052
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 0.74% 0.62%
Households 0.64% 0.57%
Families 0.66% 0.56%
Median Household Income   3.44%
Per Capita Income   3.57%

Twin Lakes, CA - Peer Comparisons by Rank and Percentile

The table below compares Twin Lakes 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 # 643 58th
Population Density # 120 92nd
Diversity Index # 761 50th
Median Household Income # 789 48th
Per Capita Income # 431 72nd

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

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