Editing Rolling Hills, California (section)

== Demographics ==
{{US Census population
|align=right
|1960= 1664
|1970= 2050
|1980= 2049
|1990= 1871
|2000= 1871
|2010= 1860
|2020= 1739
|estyear=
|estimate=
|estref=
|align-fn=center
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/programs-surveys/decennial-census/decade.html|title=Decennial Census by Decade|website=[[United States Census Bureau]]|access-date=}}</ref><br>1860–1870<ref name=1870CensusCA1>{{Cite web|title= 1870 Census of Population - Population of Civil Divisions less than Counties - California - Almeda County to Sutter County |url=https://www2.census.gov/library/publications/decennial/1870/population/1870a-12.pdf|website=[[United States Census Bureau]]}}</ref><ref name=1870CensusCA2>{{Cite web|title= 1870 Census of Population - Population of Civil Divisions less than Counties - California - Tehama County to Yuba County  |url=https://www2.census.gov/library/publications/decennial/1870/population/1870a-13.pdf|website=[[United States Census Bureau]]}}</ref> 1880-1890<ref name=1890CensusCA>{{Cite web|title= 1890 Census of Population - Population of California by Minor Civil Divisions |url=https://www2.census.gov/library/publications/decennial/1890/bulletins/demographics/134-population-of-ca.pdf|website=[[United States Census Bureau]]}}</ref><br> 1900<ref name=1900CensusCA>{{Cite web|title= 1900 Census of Population - Population of California by Counties and Minor Civil Divisions |url=https://www2.census.gov/library/publications/decennial/1900/bulletins/demographic/10-population-ca.pdf|website=[[United States Census Bureau]]}}</ref> 1910<ref name=1910CensusCA>{{Cite web|title= 1910 Census of Population - Supplement for California |url=https://www2.census.gov/library/publications/decennial/1910/abstract/supplement-ca.pdf|website=[[United States Census Bureau]]}}</ref> 1920<ref name=1920CensusCA>{{Cite web|title= 1920 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1920/bulletins/demographics/population-ca-number-of-inhabitants.pdf|website=[[United States Census Bureau]]}}</ref><br> 1930<ref name=1930CensusCA>{{Cite web|title= 1930 Census of Population - Number and Distribution of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1930/population-volume-1/03815512v1ch03.pdf|website=[[United States Census Bureau]]}}</ref> 1940<ref name=1940CensusCA>{{Cite web|title= 1940 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1940/population-volume-1/33973538v1ch03.pdf|website=[[United States Census Bureau]]}}</ref> 1950<ref name=1950CensusCA>{{Cite web|title= 1950 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1950/population-volume-1/vol-01-08.pdf|website=[[United States Census Bureau]]}}</ref><br> 1960<ref name=1960CensusCA1>{{Cite web|title= 1960 Census of Population - General population Characteristics - California |url=https://www2.census.gov/library/publications/decennial/1960/population-volume-1/vol-01-06-d.pdf|website=[[United States Census Bureau]]}}</ref><ref name=1960CensusCA2>{{Cite web|title= 1960 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1960/population-volume-1/vol-01-06-c.pdf|website=[[United States Census Bureau]]}}</ref> 1970<ref name=1970CensusCA>{{Cite web|title= 1970 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/prod2/decennial/documents/1970a_ca1-01.pdf|website=[[United States Census Bureau]]}}</ref> 1980<ref name=1980CensusCA>{{Cite web|title= 1980 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/prod2/decennial/documents/1980a_caAB-01.pdf|website=[[United States Census Bureau]]}}</ref><br> 1990<ref name=1990CensusCA>{{Cite web|title= 1990 Census of Population - Population and Housing Unit Counts - California |url=https://www2.census.gov/prod2/cen1990/cph2/cph-2-6.pdf|website=[[United States Census Bureau]]}}</ref>
2000<ref name=2000CensusCA>{{Cite web|title= 2000 Census of Population - Population and Housing Unit Counts - California |url=https://www2.census.gov/library/publications/2003/dec/phc-3-6.pdf|website=[[United States Census Bureau]]}}</ref> 2010<ref name=2010CensusCA>{{Cite web|title= 2010 Census of Population - Population and Housing Unit Counts - California |url=https://www2.census.gov/library/publications/decennial/2010/cph-2/cph-2-6.pdf|website=[[United States Census Bureau]]}}</ref><br> 2020<ref name=2020CensusP2/>
}}

Rolling Hills first appeared as a city in the [[1960 U.S. Census]]<ref name=1960CensusCA1/> as part of the Palos Verdes census county division.<ref name=1960CensusCA2/>

===2020===
{| class="wikitable" style="text-align:center;"
|+'''Rolling Hills city, California – Racial and ethnic composition'''<br><small>{{nobold|''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.''}}</small>
!Race / Ethnicity <small>(''NH = Non-Hispanic'')</small>
!Pop 2000<ref name=2000CensusP004>{{Cite web|title=P004: Hispanic or Latino, and Not Hispanic or Latino by Race – 2000: DEC Summary File 1 – Rolling Hills city, California |url=https://data.census.gov/table?g=160XX00US0662602&tid=DECENNIALSF12000.P004|website=[[United States Census Bureau]] |access-date= }}</ref>
!Pop 2010<ref name=2010CensusP2>{{Cite web|title=P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2010: DEC Redistricting Data (PL 94-171) – Rolling Hills city, California |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US0662602&tid=DECENNIALPL2010.P2|website=[[United States Census Bureau]] |access-date= }}</ref>
!{{partial|Pop 2020}}<ref name=2020CensusP2>{{Cite web|title=P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2020: DEC Redistricting Data (PL 94-171) – Rolling Hills city, California |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US0662602&tid=DECENNIALPL2020.P2|website=[[United States Census Bureau]] |access-date= }}</ref>
!% 2000
!% 2010
!{{partial|% 2020}}
|-
|[[Non-Hispanic or Latino whites|White]] alone (NH)
|1,432
|1,379
|style='background: #ffffe6; |1,128
|76.54%
|74.14%
|style='background: #ffffe6; |64.86%
|-
|[[Non-Hispanic or Latino African Americans|Black or African American]] alone (NH)
|38
|27
|style='background: #ffffe6; |23
|2.03%
|1.45%
|style='background: #ffffe6; |1.32%
|-
|[[Native Americans in the United States|Native American]] or [[Alaska Native]] alone (NH)
|0
|0
|style='background: #ffffe6; |2
|0.00%
|0.00%
|style='background: #ffffe6; |0.12%
|-
|[[Asian Americans|Asian]] alone (NH)
|262
|302
|style='background: #ffffe6; |354
|14.00%
|16.24%
|style='background: #ffffe6; |20.36%
|-
|[[Native Hawaiian]] or [[Pacific Islander Americans|Pacific Islander]] alone (NH)
|9
|2
|style='background: #ffffe6; |1
|0.48%
|0.11%
|style='background: #ffffe6; |0.06%
|-
|[[Race and ethnicity in the United States census|Other race]] alone (NH)
|6
|4
|style='background: #ffffe6; |12
|0.32%
|0.22%
|style='background: #ffffe6; |0.69%
|-
|[[Multiracial Americans|Mixed race or Multiracial]] (NH)
|39
|44
|style='background: #ffffe6; |97
|2.08%
|2.37%
|style='background: #ffffe6; |5.58%
|-
|[[Hispanic and Latino Americans|Hispanic or Latino]] (any race)
|85
|102
|style='background: #ffffe6; |122
|4.54%
|5.48%
|style='background: #ffffe6; |7.02%
|-
|'''Total'''
|'''1,871'''
|'''1,860'''
|style='background: #ffffe6; |'''1,739'''
|'''100.00%'''
|'''100.00%'''
|style='background: #ffffe6; |'''100.00%'''
|}

===2010===
At the [[2010 United States Census|2010 census]] Rolling Hills had a population of 1,860. The population density was {{convert|622.0|PD/sqmi|PD/km2|sp=us|adj=off}}. The racial makeup of Rolling Hills was 1,437 (77.3%) White (74.1% Non-Hispanic White),<ref>{{cite web|url=https://www.census.gov | title= Profile of General Population and Housing Characteristics: 2010 | website=Census.gov | publisher= US Census Bureau, US Dept. of Commerce | access-date= March 25, 2015}}</ref> 29 (1.6%) African American, 5 (0.3%) Native American, 303 (16.3%) Asian, 2 (0.1%) Pacific Islander, 24 (1.3%) from other races, and 60 (3.2%) from two or more races. Hispanic or Latino of any race were 102 people (5.5%).<ref>{{cite web|url=http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0662602|archive-url=https://archive.today/20140715040320/http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0662602|url-status=dead|archive-date=July 15, 2014|title=2010 Census Interactive Population Search: CA - Rolling Hills city|publisher=US Census Bureau|access-date=July 12, 2014}}</ref>

The whole population lived in households, no one lived in non-institutionalized group quarters and no one was institutionalized.

There were 663 households, 199 (30.0%) had children under the age of 18 living in them, 491 (74.1%) were [[marriage|opposite-sex married couples]] living together, 27 (4.1%) had a female householder with no husband present, 21 (3.2%) had a male householder with no wife present.  There were 11 (1.7%) [[POSSLQ|unmarried opposite-sex partnerships]], and 9 (1.4%) [[same-sex partnerships|same-sex married couples or partnerships]]. 98 households (14.8%) were one person and 66 (10.0%) had someone living alone who was 65 or older. The average household size was 2.81.  There were 539 families (81.3% of households); the average family size was 3.08.

The age distribution was 404 people (21.7%) under the age of 18, 109 people (5.9%) aged 18 to 24, 191 people (10.3%) aged 25 to 44, 643 people (34.6%) aged 45 to 64, and 513 people (27.6%) who were 65 or older.  The median age was 51.7 years. For every 100 females, there were 91.8 males.  For every 100 females age 18 and over, there were 91.1 males.

There were 663 occupied housing units at an average density of {{convert|239.4|/sqmi|/km2|sp=us|adj=off}}, of which 635 were owner-occupied, and 28 were occupied by renters. The homeowner vacancy rate was 1.4%; the rental vacancy rate was 3.4%.  1,778 people (95.6% of the population) lived in owner-occupied housing units and 82 people (4.4%) lived in rental housing units.

===2000===
At the [[2000 United States Census|2000 census]] there were 1,871 people in 645 households, including 554 families, in the city.  The population density was {{convert|607.7|PD/sqmi|PD/km2|sp=us|adj=off}}.  There were 682 housing units at an average density of {{convert|221.5|/sqmi|/km2|sp=us|adj=off}}.  The [[Race and ethnicity in the United States Census#2000 census|racial makeup]] of the city was 79.8% White, 2.0% African American, 14.0% Asian, 0.5% Pacific Islander, 1.2% from other races, and 2.5% from two or more races. Hispanic or Latino of any race were 4.5%.<ref name="GR2">{{cite web|url=https://www.census.gov|publisher=[[US Census Bureau]]|access-date=January 31, 2008|title=U.S. Census website}}</ref>

Of the 645 households 33.8% had children under the age of 18 living with them, 80.6% were married couples living together, 3.4% had a female householder with no husband present, and 14.1% were non-families. 12.4% of households were one person and 8.1% were one person aged 65 or older.  The average household size was 2.90 and the average family size was 3.11.

The age distribution was 25.9% under the age of 18, 4.1% from 18 to 24, 15.1% from 25 to 44, 32.8% from 45 to 64, and 22.1% 65 or older.  The median age was 48 years. For every 100 females, there were 96.1 males.  For every 100 females age 18 and over, there were 92.5 males.

The median household income was in excess of $200,000, as was the median family income. Males had a median income in excess of $100,000 versus $52,500 for females. The per capita income for the city was $111,031. None of the families and 1.3% of the population were below the [[poverty line]]. No one under 18 or older than 65 was living below the poverty line.

At the 2000 census, Rolling Hills was the 21st richest place in the United States (based upon per capita income), and 4th richest for places with a population of at least 1,000.