Mapleville vs San Mar

A side-by-side comparison of Mapleville and San Mar: population, income, housing, and more.

Mapleville and San Mar are places in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Mapleville has the higher population (440 vs 433 in San Mar). Since 2019, Mapleville's population has grown faster (+46.7% vs +30.0%).

Population, income & housing

	Mapleville	San Mar
Population	440	433
Median age	45.8 yrs	66.9 yrs
Median household income	—	$88,056
Median home value	—	$259,600
Median gross rent	—	$618
Housing units	163	166
Homeownership rate	17.2%	69.9%
Bachelor's degree or higher	3.5%	15.9%
Unemployment rate	0.0%	32.3%

Trends (ACS 5-year, 2019–2023)

	Mapleville	San Mar
Population	300 → 440 (+46.7%)	333 → 433 (+30.0%)
Median household income	$66,111 → $65,644 (-0.7%)	$48,958 → $88,056 (+79.9%)
Median home value	—	$236,600 → $259,600 (+9.7%)

Mapleville

Population

300440

Median household income

$66,111$65,644

San Mar

Population

333433

Median household income

$48,958$88,056

Median home value

$236,600$259,600

Age & race/ethnicity

Age distribution (share)

	Mapleville	San Mar
Under 5	0.0%	0.0%
5 to 17	14.3%	2.3%
18 to 24	13.4%	6.0%
25 to 34	0.0%	12.7%
35 to 44	11.4%	0.0%
45 to 54	48.0%	0.2%
55 to 64	3.0%	20.1%
65 to 74	10.0%	13.4%
75 and over	0.0%	45.3%

Race & ethnicity (share)

	Mapleville	San Mar
White (non-Hispanic)	97.5%	93.8%
Black or African American	0.0%	5.3%
American Indian & Alaska Native	0.0%	0.0%
Asian	2.5%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	0.0%	0.0%
Hispanic or Latino	0.0%	0.9%

Educational attainment (age 25+)

Share of adults 25+

	Mapleville	San Mar
No high school diploma	23.9%	10.3%
High school graduate	34.3%	59.4%
Some college or associate's	38.4%	14.4%
Bachelor's degree	0.0%	15.9%
Graduate or professional degree	3.5%	0.0%

Commute to work

How workers get to work (share)

	Mapleville	San Mar
Drove alone	59.9%	57.9%
Carpooled	21.7%	42.1%
Public transit	0.0%	0.0%
Walked	0.0%	0.0%
Bicycle	0.0%	0.0%
Worked from home	18.4%	0.0%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Mapleville	San Mar
1-unit, detached	55.8%	60.8%
1-unit, attached	44.2%	0.0%
2 to 4 units	0.0%	16.9%
5 to 19 units	0.0%	11.4%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	10.8%

Poverty & households

	Mapleville	San Mar
Poverty rate	16.4%	20.8%
Average household size	2.70	1.86
Median year structure built	1946	1975