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COUNTY · 2020 ACS

Mercer County

Ohio · 42,528 residents · 462.447 sq mi
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The short version

Mercer County has roughly average household income, with a median household income of $65,566. Population has held roughly steady since 2000. 19% of adults hold a bachelor's degree or higher, below the national rate of 33%. Median home value has risen by half since 2000, reaching $163,800. Poverty is rare here, at 5.6% of residents.

At a glance
Average income
near the US median
US median: $66,278
Mid-age
median age 39.1
US median: 38.8
Less educated
19% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
42,528
+4%since 2000
from 40,924 in 2000
1990 – 2025
Median age
39.1
+10%since 2000
from 35.7 in 2000
US average: 38.8
Population, 1990 – 2024
39K40K41K42K43K1990201020202024Mercer County
202442K
1990201020202024
Age distribution, 2020
Under 57.5%(3,204)
US avg: 5.6%
5 to 96.9%(2,935)
US avg: 6.1%
10 to 147%(2,967)
US avg: 6.5%
15 to 196.6%(2,808)
US avg: 6.6%
20 to 245.5%(2,358)
US avg: 6.7%
25 to 3411.7%(4,968)
US avg: 13.5%
35 to 4410.9%(4,631)
US avg: 12.7%
45 to 5411.2%(4,748)
US avg: 12.3%
55 to 6414.2%(6,040)
US avg: 13.1%
65 to 7410.9%(4,640)
US avg: 10%
75 to 845.2%(2,216)
US avg: 4.9%
85 and over2.4%(1,013)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$65,566
+2%inflation adjusted, since 2000
from $42,742 in 2000
US average: $66,278
1990 – 2024
Per capita income
$30,975
+67%since 2000
from $18,531 in 2000
US average: $35,364
Households earning $100K+
42.5%
+15.0 ptssince 2009
from 27.5% in 2009
US average: 43.9%
Poverty rate
5.6%
−0.7 ptssince 2000
from 6.4% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade34.3%
US avg: 10%
Information10.2%
US avg: 11.1%
Wholesale trade5.8%
US avg: 6.7%
Other services3.8%
US avg: 6.6%
Agriculture, forestry, fishing3.8%
US avg: 1.7%
Finance & insurance3.7%
US avg: 5.5%
Construction3.7%
US avg: 1.2%
Professional, scientific, technical3.5%
US avg: 4.7%
Public administration3.1%
US avg: 4.7%
Transportation & warehousing2.4%
US avg: 2.5%
Arts, entertainment, food1.1%
US avg: 2%
Education & health services0.2%
US avg: 0.8%
Manufacturing0.1%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$163,800
+17%inflation adjusted, since 2000
from $93,500 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$676
+4%inflation adjusted, since 2000
from $433 in 2000
US average: $1,124
Owner-occupied
78.0%
−2.1 ptssince 2000
from 80.1% in 2000
22.0% rent
Afford Score
2.5
+3%since 2009
from 2.4 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
RELATED:See current rent listings in Mercer County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.8%(40,014)
Black0.1%(39)
Hispanic / Latino1.1%(470)
Asian0.3%(113)
Other0%
2020
White, non-Hispanic93.5%(39,752)
Black0.4%(191)
Hispanic / Latino2.2%(928)
Asian0.4%(189)
Other1.6%(695)
Segregation Score
34
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican1.5%(619)
Puerto Rican0.1%(29)
Honduran0.1%(29)
Chilean0%(6)
Asian origin
Filipino0.3%(104)
Vietnamese0.2%(86)
Korean0.2%(64)
Nepalese0%(18)
Pacific Islander origin
Marshallese0.7%(307)
Ancestry
German53.8%(22,092)
American9.5%(3,904)
Irish8.7%(3,562)
English3%(1,234)
French2.8%(1,165)
Scottish1%(415)
Dutch1%(399)
Polish0.9%(378)
Italian0.9%(362)
Welsh0.6%(239)
Swiss0.5%(222)
British0.5%(204)
+ 22 more ancestry groups with data
Hungarian0.4%(166)
Scotch-Irish0.3%(126)
Russian0.2%(80)
Slovak0.2%(62)
Danish0.1%(58)
Norwegian0.1%(57)
Czech0.1%(46)
Austrian0.1%(22)
Croatian0.1%(22)
Swedish0%(20)
Canadian0%(14)
Lebanese0%(10)
Belgian0%(8)
Greek0%(6)
Finnish0%(2)
RANKED:Largest German population · Largest American population · Largest Irish population · Largest English population · Largest French population
Section 05

Education

Bachelor's degree or higher
19.4%
+6.7 ptssince 2000
from 12.7% in 2000
US average: 32.9%
High school or higher
92.2%
+8.3 ptssince 2000
from 84.0% in 2000
US average: 88.5%
Graduate degree
6.8%
+1.7 ptssince 2000
from 5.1% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
18.8 min
+42%since 2000
from 13.3 min in 2000
US average: 26.9
Drive alone to work
88.8%
+5.2 ptssince 2009
from 83.5% in 2009
US average: 75.1%
No vehicle available
3.2%
−0.8 ptssince 2009
from 3.9% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
2.5%
−4.2 ptssince 2011
from 6.7% in 2011
US average: 5.4%
Labor force participation
69.0%
+0.6 ptssince 2011
from 68.5% in 2011
US average: 63.4%
Management & professional
28.5%
−29.6 ptssince 2009
from 58.1% in 2009
US average: 39.3%
Section 08

People & community

Male
50.4%
+0.4 ptssince 2009
from 50.1% in 2009
Female
49.6%
−0.4 ptssince 2009
from 49.9% in 2009
Foreign born
1.7%
+1.1 ptssince 2009
from 0.7% in 2009
US average: 13.5%
Uninsured
3.7%
−88.4 ptssince 2013
from 92.1% in 2013
US average: 8.8%
Marital status (2024)
Men 15+
Never married31.4%(5,291)
Married57.7%(9,720)
Widowed2.6%(437)
Divorced8.3%(1,397)
Women 15+
Never married23.9%(3,968)
Married57.9%(9,620)
Widowed11.1%(1,844)
Divorced7.1%(1,183)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

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Pop 42,905
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Pop 44,591
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Head to head

Compare Mercer County to nearby counties

MERCER COUNTY VS
Jay County
Income$54,969−16%
Home value$117,500−28%
Population20,118−53%
SEE FULL COMPARISON →
MERCER COUNTY VS
Auglaize County
Income$78,660+20%
Home value$189,800+16%
Population45,909+7%
SEE FULL COMPARISON →
MERCER COUNTY VS
Adams County
Income$65,289same
Home value$178,400+9%
Population36,650−14%
SEE FULL COMPARISON →
MERCER COUNTY VS
Van Wert County
Income$67,917+4%
Home value$152,000−7%
Population29,013−32%
SEE FULL COMPARISON →
Frequently asked

How many people live in Mercer County, Ohio?

Mercer County, Ohio has about 42,528 residents according to the 2020 American Community Survey.

What is the median household income in Mercer County, Ohio?

The typical household in Mercer County, Ohio earns about $65,566 a year. Half of households make more than that, and half make less.

Is Mercer County, Ohio expensive?

In Mercer County, Ohio, the median home is worth about $163,800, and the typical rent is about $676 a month.

How educated are people in Mercer County, Ohio?

About 19.4% of adults age 25 and over in Mercer County, Ohio hold a bachelor's degree or higher.

What is the poverty rate in Mercer County, Ohio?

About 5.6% of people in Mercer County, Ohio live below the federal poverty line.

Has Mercer County, Ohio grown since 1990?

Yes, Mercer County, Ohio has grown since 1990. The population has added about 3,085 residents, a change of about 8 percent over that period.

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Explore from here

9 census tracts
Census Tract 9679Census Tract 9677Census Tract 9675Census Tract 9680Census Tract 9674Census Tract 9673Census Tract 9672Census Tract 9676Census Tract 9678
10 ZIP codes
ZIP 45822ZIP 45828ZIP 45846ZIP 45883ZIP 45882ZIP 45860ZIP 45862ZIP 45826ZIP 45310ZIP 45866
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →