Twin Lakes, California

Twin Lakes
census-designated place
Location in Santa Cruz County and the state of California
Location in Santa Cruz County and the state of California
Twin Lakes is located in the United States
Twin Lakes
Twin Lakes
Location in the United States
Coordinates: 36°57′48″N 121°59′37″W / 36.96333°N 121.99361°W / 36.96333; -121.99361
CountryUnited States
StateCalifornia
CountySanta Cruz
Area
[1]
 • Total
1.211 sq mi (3.136 km2)
 • Land0.691 sq mi (1.790 km2)
 • Water0.520 sq mi (1.346 km2)  42.93%
Elevation
52 ft (16 m)
Population
 (2020)[2]
 • Total
4,944
 • Density7,154/sq mi (2,762/km2)
Time zoneUTC-8 (PST)
 • Summer (DST)UTC-7 (PDT)
ZIP code
95066/95067
Area code831
FIPS code06-81050
GNIS feature ID1660053

Twin Lakes is a census-designated place (CDP) in Santa Cruz County, California, United States. The population was 4,944 at the 2020 census, up from 4,917 at the 2010 census.[3]

Geography

Twin Lakes is located at 36°57′48″N 121°59′37″W / 36.96333°N 121.99361°W / 36.96333; -121.99361 (36.963450, -121.993498).[4]

According to the United States Census Bureau, the CDP has a total area of 1.2 square miles (3.1 km2), of which 0.7 square miles (1.8 km2) is land and 0.5 square miles (1.3 km2) (42.93%) is water.

Twin Lakes also has Twin Lakes State Beach. It is a mile-long beach popular for swimming and picnicking. It has some hiking trails, but is also known for stand-up paddle boarding, and other beach activities.[5]

Demographics

Historical population
CensusPop.Note%±
19601,849—
19703,01262.9%
19804,50249.5%
19905,37919.5%
20005,5332.9%
20104,917−11.1%
20204,9440.5%
U.S. Decennial Census[6][7]
1860–1870[8][9] 1880-1890[10]
1900[11] 1910[12] 1920[13]
1930[14] 1940[15] 1950[16]
1960[17][18] 1970[19] 1980[20]
1990[21] 2000[22] 2010[23]
2020

Twin lakes first appeared as an unincorporated community in the 1960 U.S. census;[17][16] and as a census-designated place in the 1980 United States census.[20]

Racial and ethnic composition

Twin Lakes CDP, Santa Cruz County, California – Racial and ethnic composition
Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.
Race / Ethnicity (NH = Non-Hispanic) Pop 2000[24] Pop 2010[25] Pop 2020[26] % 2000 % 2010 % 2020
White alone (NH) 3,893 3,421 3,178 70.36% 69.57% 64.28%
Black or African American alone (NH) 47 58 64 0.85% 1.18% 1.29%
Native American or Alaska Native alone (NH) 23 35 13 0.42% 0.71% 0.26%
Asian alone (NH) 127 119 139 2.30% 2.42% 2.81%
Native Hawaiian or Pacific Islander alone (NH) 8 7 6 0.14% 0.14% 0.12%
Other race alone (NH) 21 13 22 0.38% 0.26% 0.44%
Mixed race or Multiracial (NH) 167 155 310 3.02% 3.15% 6.27%
Hispanic or Latino (any race) 1,247 1,109 1,212 22.54% 22.55% 24.51%
Total 5,533 4,917 4,944 100.00% 100.00% 100.00%

2020

The 2020 United States census reported that the Twin Lakes CDP had a population of 4,944. The population density was 7,154.8 inhabitants per square mile (2,762.5/km2). The racial makeup of the CDP was 69.5% White, 1.3% African American, 1.2% Native American, 3.0% Asian, 0.1% Pacific Islander, 12.4% from other races, and 12.4% from two or more races. Hispanic or Latino of any race were 24.5% of the population.[27]

The census reported that 96.1% of the population lived in households, 2.6% lived in non-institutionalized group quarters, and 1.3% were institutionalized.[27]

There were 2,227 households, out of which 19.6% included children under the age of 18, 32.0% were married-couple households, 10.9% were cohabiting couple households, 35.1% had a female householder with no partner present, and 22.0% had a male householder with no partner present. 38.2% of households were one person, and 18.2% were one person aged 65 or older. The average household size was 2.13.[27] There were 1,064 families (47.8% of all households).[28]

The age distribution was 14.5% under the age of 18, 8.2% aged 18 to 24, 29.8% aged 25 to 44, 25.5% aged 45 to 64, and 22.0% who were 65 years of age or older. The median age was 43.0 years. For every 100 females, there were 92.8 males.[27]

There were 2,765 housing units at an average density of 4,001.4 units per square mile (1,544.9 units/km2), of which 2,227 (80.5%) were occupied. Of these, 41.9% were owner-occupied, and 58.1% were occupied by renters.[27]

In 2023, the US Census Bureau estimated that the median household income was $81,288, and the per capita income was $61,328. About 10.8% of families and 15.9% of the population were below the poverty line.[29]

2010

At the 2010 census Twin Lakes had a population of 4,917. The population density was 4,060.7 inhabitants per square mile (1,567.8/km2). The racial makeup of Twin Lakes was 3,900 (79.3%) White, 70 (1.4%) African American, 61 (1.2%) Native American, 126 (2.6%) Asian, 8 (0.2%) Pacific Islander, 534 (10.9%) from other races, and 218 (4.4%) from two or more races. Hispanic or Latino of any race were 1,109 persons (22.6%).[30]

The census reported that 4,782 people (97.3% of the population) lived in households, 35 (0.7%) lived in non-institutionalized group quarters, and 100 (2.0%) were institutionalized.

There were 2,223 households, 463 (20.8%) had children under the age of 18 living in them, 669 (30.1%) were opposite-sex married couples living together, 232 (10.4%) had a female householder with no husband present, 102 (4.6%) had a male householder with no wife present. There were 227 (10.2%) unmarried opposite-sex partnerships, and 21 (0.9%) same-sex married couples or partnerships. 813 households (36.6%) were one person and 274 (12.3%) had someone living alone who was 65 or older. The average household size was 2.15. There were 1,003 families (45.1% of households); the average family size was 2.84.

The age distribution was 770 people (15.7%) under the age of 18, 651 people (13.2%) aged 18 to 24, 1,572 people (32.0%) aged 25 to 44, 1,220 people (24.8%) aged 45 to 64, and 704 people (14.3%) who were 65 or older. The median age was 36.8 years. For every 100 females, there were 94.8 males. For every 100 females age 18 and over, there were 91.4 males.

There were 2,741 housing units at an average density of 2,263.7 per square mile, of the occupied units 820 (36.9%) were owner-occupied and 1,403 (63.1%) were rented. The homeowner vacancy rate was 3.5%; the rental vacancy rate was 3.9%. 1,673 people (34.0% of the population) lived in owner-occupied housing units and 3,109 people (63.2%) lived in rental housing units.

Government

In the California State Legislature, Twin Lakes is in the 17th senatorial district, represented by Democrat John Laird, and in the 30th Assembly district, represented by Democrat Dawn Addis.[31]

In the United States House of Representatives, Twin Lakes is in California's 19th congressional district, represented by Democrat Jimmy Panetta.[32]

References

  1. ↑ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved October 30, 2021.
  2. ↑ "Explore Census Data". data.census.gov. Retrieved May 7, 2023.
  3. ↑ "U.S. Census website". United States Census Bureau. United States Census Bureau. Retrieved April 30, 2018.
  4. ↑ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. February 12, 2011. Retrieved April 23, 2011.
  5. ↑ "Twin Lakes State Beach - ThatsMyPark". ThatsMyPark. Retrieved April 30, 2018.
  6. ↑ "Decennial Census by Decade". United States Census Bureau.
  7. ↑ Santa Cruz Public Libraries. "Population Statistics for Santa Cruz County and Cities, 1850-2000". Archived from the original on December 26, 2009. Retrieved May 24, 2009.
  8. ↑ "1870 Census of Population - Population of Civil Divisions less than Counties - California - Almeda County to Sutter County" (PDF). United States Census Bureau. Archived from the original (PDF) on January 26, 2025 – via Wayback Machine.
  9. ↑ "1870 Census of Population - Population of Civil Divisions less than Counties - California - Tehama County to Yuba County" (PDF). United States Census Bureau. Archived from the original (PDF) on February 2, 2025 – via Wayback Machine.
  10. ↑ "1890 Census of Population - Population of California by Minor Civil Divisions" (PDF). United States Census Bureau. Archived from the original (PDF) on March 11, 2025 – via Wayback Machine.
  11. ↑ "1900 Census of Population - Population of California by Counties and Minor Civil Divisions" (PDF). United States Census Bureau. Archived from the original (PDF) on March 4, 2025 – via Wayback Machine.
  12. ↑ "1910 Census of Population - Supplement for California" (PDF). United States Census Bureau. Archived from the original (PDF) on April 4, 2025. Retrieved February 4, 2025 – via Wayback Machine.
  13. ↑ "1920 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau. Archived from the original (PDF) on April 28, 2025 – via Wayback Machine.
  14. ↑ "1930 Census of Population - Number and Distribution of Inhabitants - California" (PDF). United States Census Bureau. Archived from the original (PDF) on March 17, 2025 – via Wayback Machine.
  15. ↑ "1940 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau. Archived from the original (PDF) on January 26, 2025 – via Wayback Machine.
  16. 1 2 "1950 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau. Archived from the original (PDF) on February 19, 2025 – via Wayback Machine.
  17. 1 2 "1960 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau. Archived from the original (PDF) on March 22, 2025 – via Wayback Machine.
  18. ↑ "1960 Census of Population - General population Characteristics - California" (PDF). United States Census Bureau. Archived from the original (PDF) on March 22, 2025 – via Wayback Machine.
  19. ↑ "1970 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau. Archived from the original (PDF) on February 26, 2025 – via Wayback Machine.
  20. 1 2 "1980 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau. Archived from the original (PDF) on January 26, 2025 – via Wayback Machine.
  21. ↑ "1990 Census of Population - Population and Housing Unit Counts - California" (PDF). United States Census Bureau. Archived from the original (PDF) on January 26, 2025 – via Wayback Machine.
  22. ↑ "2000 Census of Population - Population and Housing Unit Counts - California" (PDF). United States Census Bureau. Archived from the original (PDF) on March 22, 2025 – via Wayback Machine.
  23. ↑ "2010 Census of Population - Population and Housing Unit Counts - California" (PDF). United States Census Bureau. Archived from the original (PDF) on March 28, 2025 – via Wayback Machine.
  24. ↑ "P004: Hispanic or Latino, and Not Hispanic or Latino by Race – 2000: DEC Summary File 1 – Twin Lakes CDP, Santa Cruz County, California". United States Census Bureau.
  25. ↑ "P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2010: DEC Redistricting Data (PL 94-171) – Twin Lakes CDP, Santa Cruz County, California". United States Census Bureau.
  26. ↑ "P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2020: DEC Redistricting Data (PL 94-171) – Twin Lakes CDP, Santa Cruz County, California". United States Census Bureau.
  27. 1 2 3 4 5 "Twin Lakes CDP (Santa Cruz County), California; DP1: Profile of General Population and Housing Characteristics - 2020 Census of Population and Housing". US Census Bureau. Retrieved June 4, 2025.
  28. ↑ "Twin Lakes CDP (Santa Cruz County), California; P16: Household Type - 2020 Census of Population and Housing". US Census Bureau. Retrieved June 4, 2025.
  29. ↑ "Twin Lakes CDP (Santa Cruz County), California; DP03: Selected Economic Characteristics - 2023 ACS 5-Year Estimates Comparison Profiles". US Census Bureau. Retrieved June 4, 2025.
  30. ↑ "2010 Census Interactive Population Search: CA - Twin Lakes CDP". U.S. Census Bureau. Retrieved July 12, 2014.{{cite web}}: CS1 maint: deprecated archival service (link)
  31. ↑ "Final Maps | California Citizens Redistricting Commission". Retrieved October 19, 2025.
  32. ↑ "California's 19th Congressional District - Representatives & District Map". Civic Impulse, LLC.
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