Rolling Hills Estates vs South Monrovia Island

A side-by-side comparison of Rolling Hills Estates and South Monrovia Island: population, income, housing, and more.

Rolling Hills Estates and South Monrovia Island are places in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Rolling Hills Estates has the higher population (8,158 vs 7,072 in South Monrovia Island). Rolling Hills Estates has the higher median household income ($187,500 vs $109,730 in South Monrovia Island). Rolling Hills Estates has the higher median home value ($1,602,300 vs $660,800 in South Monrovia Island).

Population, income & housing

	Rolling Hills Estates	South Monrovia Island
Population	8,158	7,072
Median age	47.4 yrs	34.4 yrs
Median household income	$187,500	$109,730
Median home value	$1,602,300	$660,800
Median gross rent	$3,501	$1,985
Housing units	3,034	1,696
Homeownership rate	89.8%	66.7%
Bachelor's degree or higher	72.2%	27.2%
Unemployment rate	6.3%	5.4%

Trends (ACS 5-year, 2019–2023)

	Rolling Hills Estates	South Monrovia Island
Population	8,169 → 8,158 (-0.1%)	6,572 → 7,072 (+7.6%)
Median household income	$150,135 → $187,500 (+24.9%)	$63,750 → $109,730 (+72.1%)
Median home value	$1,326,600 → $1,602,300 (+20.8%)	$465,000 → $660,800 (+42.1%)
Median gross rent	$3,353 → $3,501 (+4.4%)	$1,481 → $1,985 (+34.0%)

Rolling Hills Estates

Population

8,1698,158

Median household income

$150,135$187,500

Median home value

$1,326,600$1,602,300

Median gross rent

$3,353$3,501

South Monrovia Island

Population

6,5727,072

Median household income

$63,750$109,730

Median home value

$465,000$660,800

Median gross rent

$1,481$1,985

Age & race/ethnicity

Age distribution (share)

	Rolling Hills Estates	South Monrovia Island
Under 5	2.8%	8.0%
5 to 17	17.9%	19.3%
18 to 24	9.0%	5.9%
25 to 34	7.3%	18.2%
35 to 44	9.8%	14.2%
45 to 54	14.2%	11.1%
55 to 64	13.7%	13.4%
65 to 74	8.8%	5.3%
75 and over	16.5%	4.5%

Race & ethnicity (share)

	Rolling Hills Estates	South Monrovia Island
White (non-Hispanic)	58.0%	11.5%
Black or African American	1.9%	3.8%
American Indian & Alaska Native	0.1%	0.0%
Asian	26.2%	8.4%
Native Hawaiian & Pacific Islander	0.0%	0.1%
Some other race	0.1%	0.4%
Two or more races	7.5%	5.4%
Hispanic or Latino	6.2%	70.4%

Educational attainment (age 25+)

Share of adults 25+

	Rolling Hills Estates	South Monrovia Island
No high school diploma	2.4%	24.4%
High school graduate	5.9%	25.6%
Some college or associate's	19.5%	22.7%
Bachelor's degree	40.6%	17.0%
Graduate or professional degree	31.5%	10.3%

Commute to work

How workers get to work (share)

	Rolling Hills Estates	South Monrovia Island
Drove alone	68.8%	74.8%
Carpooled	6.5%	12.7%
Public transit	0.2%	1.4%
Walked	0.4%	1.2%
Bicycle	0.5%	0.5%
Worked from home	23.2%	6.9%
Other means	0.5%	2.6%

Housing

Units in structure (share)

	Rolling Hills Estates	South Monrovia Island
1-unit, detached	78.8%	82.5%
1-unit, attached	17.2%	12.0%
2 to 4 units	1.5%	1.9%
5 to 19 units	1.3%	1.1%
20 or more units	1.3%	1.1%
Mobile home & other	0.0%	1.3%

Poverty & households

	Rolling Hills Estates	South Monrovia Island
Poverty rate	3.5%	6.0%
Average household size	2.98	4.06
Mean commute (minutes)	29	27
Median year structure built	1970	1954