US Census Data

South Monrovia Island vs South San Gabriel

A side-by-side comparison of South Monrovia Island and South San Gabriel: population, income, housing, and more.

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

South San Gabriel has the higher population (8,084 vs 7,072 in South Monrovia Island). South Monrovia Island has the higher median household income ($109,730 vs $76,921 in South San Gabriel). South Monrovia Island has the higher median home value ($660,800 vs $655,400 in South San Gabriel).

Population, income & housing

South Monrovia IslandSouth San Gabriel
Population7,0728,084
Median age34.4 yrs45.2 yrs
Median household income$109,730$76,921
Median home value$660,800$655,400
Median gross rent$1,985$2,059
Housing units1,6962,416
Homeownership rate66.7%67.5%
Bachelor's degree or higher27.2%29.0%
Unemployment rate5.4%4.5%

Trends (ACS 5-year, 2019–2023)

South Monrovia IslandSouth San Gabriel
Population6,572 → 7,072 (+7.6%)8,138 → 8,084 (-0.7%)
Median household income$63,750 → $109,730 (+72.1%)$70,000 → $76,921 (+9.9%)
Median home value$465,000 → $660,800 (+42.1%)$521,600 → $655,400 (+25.7%)
Median gross rent$1,481 → $1,985 (+34.0%)$1,612 → $2,059 (+27.7%)

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

South San Gabriel

Population
8,1388,084
Median household income
$70,000$76,921
Median home value
$521,600$655,400
Median gross rent
$1,612$2,059

Age & race/ethnicity

Age distribution (share)

South Monrovia IslandSouth San Gabriel
Under 58.0%5.2%
5 to 1719.3%14.9%
18 to 245.9%4.7%
25 to 3418.2%13.2%
35 to 4414.2%11.7%
45 to 5411.1%11.5%
55 to 6413.4%16.8%
65 to 745.3%12.7%
75 and over4.5%9.2%

Race & ethnicity (share)

South Monrovia IslandSouth San Gabriel
White (non-Hispanic)11.5%6.4%
Black or African American3.8%0.4%
American Indian & Alaska Native0.0%0.3%
Asian8.4%69.5%
Native Hawaiian & Pacific Islander0.1%0.0%
Some other race0.4%0.1%
Two or more races5.4%1.0%
Hispanic or Latino70.4%22.3%

Educational attainment (age 25+)

Share of adults 25+

South Monrovia IslandSouth San Gabriel
No high school diploma24.4%23.4%
High school graduate25.6%25.8%
Some college or associate's22.7%21.9%
Bachelor's degree17.0%24.9%
Graduate or professional degree10.3%4.1%

Commute to work

How workers get to work (share)

South Monrovia IslandSouth San Gabriel
Drove alone74.8%75.7%
Carpooled12.7%8.8%
Public transit1.4%0.6%
Walked1.2%2.2%
Bicycle0.5%0.2%
Worked from home6.9%12.3%
Other means2.6%0.3%

Housing

Units in structure (share)

South Monrovia IslandSouth San Gabriel
1-unit, detached82.5%88.5%
1-unit, attached12.0%5.2%
2 to 4 units1.9%0.6%
5 to 19 units1.1%3.5%
20 or more units1.1%1.7%
Mobile home & other1.3%0.5%

Poverty & households

South Monrovia IslandSouth San Gabriel
Poverty rate6.0%5.4%
Average household size4.063.31
Mean commute (minutes)2727
Median year structure built19541965

Full profiles

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