Monument Hills, California

Monument Hills
Monument Hills is located in California
Monument Hills
Monument Hills
Location in California
Coordinates: 38°39′51″N 121°52′32″W / 38.66417°N 121.87556°W / 38.66417; -121.87556
Country United States
State California
CountyYolo
Area
 • Total
3.988 sq mi (10.329 km2)
 • Land3.988 sq mi (10.329 km2)
 • Water0 sq mi (0 km2)  0%
Elevation135 ft (41 m)
Population
 (2020)[3]
 • Total
1,702
 • Density426.8/sq mi (164.8/km2)

Monument Hills is a census-designated place in Yolo County, California, United States. Monument Hills sits at an elevation of 135 feet (41 m). The 2020 United States census reported Monument Hills' population as 1,702.[3]

Geography

According to the United States Census Bureau, the CDP covers an area of 4.0 square miles (10.3 km2), all land.

Demographics

Historical population
CensusPop.Note%±
20101,542—
20201,70210.4%
U.S. Decennial Census[4]
1850–1870[5][6] 1880-1890[7]
1900[8] 1910[9] 1920[10]
1930[11] 1940[12] 1950[13]
1960[14] 1970[15] 1980[16]
1990[17] 2000[18] 2010[19]

Monument Hills first appeared as a census designated place in the 2010 U.S. census.[19]

2020 census

As of the 2020 census, Monument Hills had a population of 1,702. The population density was 426.8 inhabitants per square mile (164.8/km2).[20][21][22]

The whole population lived in households, and 0.0% of residents lived in urban areas while 100.0% lived in rural areas.[23][20]

There were 586 households, out of which 186 (31.7%) had children under the age of 18 living in them, 412 (70.3%) were married-couple households, 18 (3.1%) were cohabiting couple households, 89 (15.2%) had a female householder with no partner present, and 67 (11.4%) had a male householder with no partner present. 107 households (18.3%) were one person, and 65 (11.1%) were one person aged 65 or older. The average household size was 2.9.[20][21] There were 462 families (78.8% of all households).[24]

The age distribution was 383 people (22.5%) under the age of 18, 125 people (7.3%) aged 18 to 24, 321 people (18.9%) aged 25 to 44, 543 people (31.9%) aged 45 to 64, and 330 people (19.4%) who were 65 years of age or older. The median age was 46.4 years. For every 100 females, there were 97.2 males, and for every 100 females age 18 and over there were 97.5 males age 18 and over.[20][21]

There were 605 housing units at an average density of 151.7 units per square mile (58.6 units/km2), of which 586 (96.9%) were occupied. Of these, 528 (90.1%) were owner-occupied, and 58 (9.9%) were occupied by renters. Of all housing units, 3.1% were vacant; the homeowner vacancy rate was 0.2% and the rental vacancy rate was 7.5%.[20][21][22]

Racial composition as of the 2020 census[22]
RaceNumberPercent
White1,07263.0%
Black or African American181.1%
American Indian and Alaska Native352.1%
Asian1096.4%
Native Hawaiian and Other Pacific Islander00.0%
Some other race17010.0%
Two or more races29817.5%
Hispanic or Latino (of any race)48728.6%

Education

Most of the CDP is served by the Woodland Joint Unified School District, while a portion is within the Esparto Unified School District.[25]

References

  1. ↑ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved June 27, 2025.
  2. ↑ U.S. Geological Survey Geographic Names Information System: Monument Hills, California
  3. 1 2 "Monument Hills CDP, California - Census Bureau Profile". data.census.gov. United States Census Bureau. Retrieved June 27, 2025.
  4. ↑ "Decennial Census by Decade". United States Census Bureau.
  5. ↑ "1870 Census of Population - Population of Civil Divisions less than Counties - California - Almeda County to Sutter County" (PDF). United States Census Bureau.
  6. ↑ "1870 Census of Population - Population of Civil Divisions less than Counties - California - Tehama County to Yuba County" (PDF). United States Census Bureau.
  7. ↑ "1890 Census of Population - Population of California by Minor Civil Divisions" (PDF). United States Census Bureau.
  8. ↑ "1900 Census of Population - Population of California by Counties and Minor Civil Divisions" (PDF). United States Census Bureau.
  9. ↑ "1910 Census of Population - Supplement for California" (PDF). United States Census Bureau. Archived from the original (PDF) on August 23, 2024. Retrieved August 12, 2024.
  10. ↑ "1920 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau.
  11. ↑ "1930 Census of Population - Number and Distribution of Inhabitants - California" (PDF). United States Census Bureau.
  12. ↑ "1940 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau.
  13. ↑ "1950 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau.
  14. ↑ "1960 Census of Population - General population Characteristics - California" (PDF). United States Census Bureau.
  15. ↑ "1970 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau.
  16. ↑ "1980 Census of Population - Number of Inhabitants - California" (PDF). United States Census Bureau.
  17. ↑ "1990 Census of Population - Population and Housing Unit Counts - California" (PDF). United States Census Bureau.
  18. ↑ "2000 Census of Population - Population and Housing Unit Counts - California" (PDF). United States Census Bureau.
  19. 1 2 "2010 Census of Population - Population and Housing Unit Counts - California" (PDF). United States Census Bureau.
  20. 1 2 3 4 5 "Monument Hills CDP, California; DP1: Profile of General Population and Housing Characteristics - 2020 Census of Population and Housing". US Census Bureau. Retrieved May 29, 2025.
  21. 1 2 3 4 "2020 Decennial Census Demographic Profile (DP1)". United States Census Bureau. 2021. Retrieved April 30, 2026.
  22. 1 2 3 "2020 Decennial Census Redistricting Data (Public Law 94-171)". United States Census Bureau. 2021. Retrieved April 30, 2026.
  23. ↑ "2020 Decennial Census Demographic and Housing Characteristics (DHC)". United States Census Bureau. 2023. Retrieved April 30, 2026.
  24. ↑ "Monument Hills CDP, California; P16: Household Type - 2020 Census of Population and Housing". US Census Bureau. Retrieved May 29, 2025.
  25. ↑ Geography Division (December 18, 2020). 2020 Census - School District Reference Map: Yolo County, CA (PDF) (Map). Suitland, Maryland: U.S. Census Bureau. Retrieved February 15, 2026. - Text list