Marion County vs Seminole County

A side-by-side comparison of Marion County and Seminole County: population, income, housing, and more.

Marion County and Seminole County are counties in Florida. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Seminole County has the higher population (474,912 vs 387,697 in Marion County). Seminole County has the higher median household income ($83,030 vs $58,535 in Marion County). Seminole County has the higher median home value ($357,300 vs $220,800 in Marion County).

Population, income & housing

	Marion County	Seminole County
Population	387,697	474,912
Median age	48.2 yrs	39.8 yrs
Median household income	$58,535	$83,030
Median home value	$220,800	$357,300
Median gross rent	$1,174	$1,686
Housing units	183,453	197,167
Homeownership rate	76.7%	65.8%
Bachelor's degree or higher	22.4%	42.4%
Unemployment rate	5.2%	4.1%

Trends (ACS 5-year, 2019–2023)

	Marion County	Seminole County
Population	353,526 → 387,697 (+9.7%)	461,402 → 474,912 (+2.9%)
Median household income	$45,371 → $58,535 (+29.0%)	$66,768 → $83,030 (+24.4%)
Median home value	$139,900 → $220,800 (+57.8%)	$242,600 → $357,300 (+47.3%)
Median gross rent	$896 → $1,174 (+31.0%)	$1,242 → $1,686 (+35.7%)

Marion County

Population

353,526387,697

Median household income

$45,371$58,535

Median home value

$139,900$220,800

Median gross rent

$896$1,174

Seminole County

Population

461,402474,912

Median household income

$66,768$83,030

Median home value

$242,600$357,300

Median gross rent

$1,242$1,686

Age & race/ethnicity

Age distribution (share)

	Marion County	Seminole County
Under 5	4.7%	5.0%
5 to 17	14.1%	15.7%
18 to 24	6.5%	8.0%
25 to 34	10.9%	14.3%
35 to 44	10.4%	14.5%
45 to 54	10.8%	13.4%
55 to 64	13.8%	12.8%
65 to 74	15.5%	9.6%
75 and over	13.3%	6.7%

Race & ethnicity (share)

	Marion County	Seminole County
White (non-Hispanic)	66.8%	56.1%
Black or African American	12.2%	11.1%
American Indian & Alaska Native	0.1%	0.1%
Asian	1.5%	5.1%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.5%	0.6%
Two or more races	3.0%	3.8%
Hispanic or Latino	15.9%	23.2%

Educational attainment (age 25+)

Share of adults 25+

	Marion County	Seminole County
No high school diploma	10.4%	6.1%
High school graduate	34.8%	21.2%
Some college or associate's	32.5%	30.3%
Bachelor's degree	14.3%	27.8%
Graduate or professional degree	8.1%	14.6%

Commute to work

How workers get to work (share)

	Marion County	Seminole County
Drove alone	77.1%	69.8%
Carpooled	10.7%	7.7%
Public transit	0.1%	0.5%
Walked	0.6%	1.0%
Bicycle	0.3%	0.3%
Worked from home	10.1%	19.2%
Other means	1.1%	1.5%

Housing

Units in structure (share)

	Marion County	Seminole County
1-unit, detached	67.2%	61.5%
1-unit, attached	2.7%	8.2%
2 to 4 units	4.3%	5.7%
5 to 19 units	4.3%	14.0%
20 or more units	2.2%	8.2%
Mobile home & other	19.4%	2.4%

Poverty & households

	Marion County	Seminole County
Poverty rate	14.6%	9.2%
Average household size	2.37	2.54
Mean commute (minutes)	26	27
Median year structure built	1992	1988