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COUNTY · 1990 CENSUS

Linn County

Iowa · 168,767 residents · 717 sq mi
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The short version

Linn County is a county of 168,767 people in Iowa. That is roughly 23% ahead of the Iowa median. Median home value sits at $58,200. 70% of homes are owner-occupied. Getting to work takes 16 minutes on average. Poverty is uncommon here, at 8.6% of residents.

At a glance
Wealthier
above the US median
US median: $30,130
Mid-age
median age 33.1
US median: 33.0
Average education
22% hold a bachelor's degree
US average: 20%
More affordable
home values down 21%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
168,767
−12%vs 2000
vs 191,701 in 2000
1990 – 2025
Median age
33.1
−6%vs 2000
vs 35.2 in 2000
US average: 33.0
Land area
717 sq mi
Population, 1990 – 2024
163K181K200K218K236K19902000201020202024Linn County
2024230K
1990201020202024
Age distribution, 1990
Under 57.1%(11,971)
US avg: 7.3%
5 to 97.1%(11,956)
US avg: 7.3%
10 to 147%(11,787)
US avg: 6.9%
15 to 197.4%(12,508)
US avg: 7.1%
20 to 247.5%(12,659)
US avg: 7.5%
25 to 3417.3%(29,156)
US avg: 17.5%
35 to 4415.3%(25,763)
US avg: 15.1%
45 to 5410.8%(18,266)
US avg: 10.2%
55 to 648.4%(14,175)
US avg: 8.5%
65 to 746.9%(11,653)
US avg: 7.3%
75 to 843.8%(6,378)
US avg: 4%
85 and over1.5%(2,495)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$32,137
−8%inflation adjusted, since 2000
vs $46,206 in 2000
US average: $30,130
1990 – 2024
Per capita income
$14,902
−35%vs 2000
vs $22,977 in 2000
US average: $14,340
Poverty rate
8.6%
+2.1 ptsvs 2000
vs 6.5% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$58,200
−21%inflation adjusted, since 2000
vs $97,200 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$369
−5%inflation adjusted, since 2000
vs $510 in 2000
US average: $450
Owner-occupied
70.4%
−2.3 ptsvs 2000
vs 72.7% in 2000
29.6% rent
Section 04

Race & ethnicity

2000
White, non-Hispanic93.1%(178,449)
Black2.5%(4,857)
Hispanic / Latino1.4%(2,722)
Asian1.4%(2,614)
Other0%
1990
White, non-Hispanic96.8%(163,299)
Black1.9%(3,247)
Hispanic / Latino0.8%(1,333)
Asian0.9%(1,478)
Other0.4%(743)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican2.9%(6,674)
Puerto Rican0.3%(789)
Guatemalan0.2%(433)
Salvadoran0.1%(147)
Honduran0.1%(146)
Dominican0.1%(142)
Spaniard0.1%(126)
Cuban0.1%(124)
Colombian0%(92)
+ 7 more hispanic origin groups with data
Asian origin
Asian Indian1%(2,187)
Chinese0.2%(545)
Filipino0.2%(475)
Burmese0.2%(379)
Vietnamese0.2%(356)
Korean0.2%(350)
Laotian0.1%(289)
Pakistani0.1%(246)
Nepalese0.1%(237)
Thai0%(91)
+ 6 more asian origin groups with data
Japanese0%(57)
Cambodian0%(28)
Malaysian0%(20)
Hmong0%(19)
Taiwanese0%(17)
Pacific Islander origin
Guamanian0%(10)
Samoan0%(9)
Ancestry
German30.3%(69,592)
Irish14%(32,213)
English11.5%(26,347)
Czech4.6%(10,493)
Norwegian4.1%(9,354)
American3.8%(8,698)
Swedish1.9%(4,368)
French1.9%(4,343)
Dutch1.7%(4,024)
Scottish1.7%(3,928)
Italian1.6%(3,741)
+ 46 more ancestry groups with data
Polish1.2%(2,725)
Danish0.9%(2,090)
Scotch-Irish0.8%(1,931)
Arab0.8%(1,806)
Welsh0.6%(1,275)
Lebanese0.5%(1,177)
Swiss0.5%(1,070)
British0.5%(1,042)
Belgian0.3%(603)
Russian0.2%(524)
Nigerian0.2%(479)
West Indian0.2%(466)
Austrian0.2%(442)
Jamaican0.1%(329)
Lithuanian0.1%(272)
Hungarian0.1%(261)
Slovak0.1%(250)
Ukrainian0.1%(213)
Kenyan0.1%(212)
Greek0.1%(204)
Ghanaian0.1%(179)
Finnish0.1%(161)
Canadian0.1%(158)
Slovene0.1%(154)
Croatian0.1%(150)
Portuguese0.1%(127)
Macedonian0%(105)
Serbian0%(99)
Armenian0%(92)
Syrian0%(84)
Haitian0%(80)
Iranian0%(79)
Brazilian0%(52)
Turkish0%(46)
Jordanian0%(39)
Latvian0%(31)
Romanian0%(30)
Egyptian0%(24)
Bulgarian0%(22)
Israeli0%(16)
Ethiopian0%(12)
Somali0%(8)
Section 05

Education

Bachelor's degree or higher
21.5%
−6.2 ptsvs 2000
vs 27.7% in 2000
US average: 20.3%
High school or higher
84.9%
−5.7 ptsvs 2000
vs 90.6% in 2000
US average: 75.2%
Graduate degree
5.7%
−1.5 ptsvs 2000
vs 7.2% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
16.4 min
+49%vs 2000
vs 11.0 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married35.1%(32,237)
Married53.4%(49,010)
Widowed2.2%(2,013)
Divorced9.4%(8,604)
Women 15+
Never married29.4%(28,087)
Married49.6%(47,460)
Widowed7.7%(7,315)
Divorced13.3%(12,731)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured
4.1%
−3.5 ptssince 2013
from 7.6% in 2013
US average: 8.4%
Employer-based
61.4%
−3.2 ptssince 2020
from 64.6% in 2020
US average: 54.8%
Direct-purchase
14.1%
Unchangedsince 2020
from 14.1% in 2020
US average: 13.8%
Medicare
17.9%
+1.1 ptssince 2020
from 16.8% in 2020
US average: 18.4%
Medicaid
19.1%
+1.8 ptssince 2020
from 17.3% in 2020
US average: 20.9%
VA health care
2.3%
−0.1 ptssince 2020
from 2.4% in 2020
US average: 2.2%
Any private
73.4%
−3.1 ptssince 2020
from 76.5% in 2020
US average: 67.1%
Any public
35.4%
+3.1 ptssince 2020
from 32.3% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)21.4%(2,823)
US avg: 26.4%
Gulf War (1990s)20.8%(2,747)
US avg: 24.3%
Vietnam era37.7%(4,975)
US avg: 33.1%
Korean War3.3%(438)
US avg: 4.5%
World War II2.2%(289)
US avg: 1%

Share of the 13,209 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

Places similar to Linn County

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Pop 226,568
Hawaii County
Pop 210,043
Jefferson County
Pop 233,132
Okaloosa County
Pop 221,810
Places similar to Linn County
Head to head

Compare Linn County to nearby counties

LINN COUNTY VS
Benton County
Income$86,962+171%
Home value$208,200+258%
Population26,004−89%
SEE FULL COMPARISON →
LINN COUNTY VS
Jones County
Income$73,531+129%
Home value$184,800+218%
Population21,253−91%
SEE FULL COMPARISON →
LINN COUNTY VS
Johnson County
Income$74,935+133%
Home value$308,600+430%
Population160,044−31%
SEE FULL COMPARISON →
LINN COUNTY VS
Delaware County
Income$74,989+133%
Home value$177,900+206%
Population17,674−92%
SEE FULL COMPARISON →
Frequently asked

How many people live in Linn County, Iowa?

Linn County, Iowa has about 168,767 residents according to the 1990 Census.

What is the median household income in Linn County, Iowa?

The typical household in Linn County, Iowa earns about $32,137 a year. Half of households make more than that, and half make less.

Is Linn County, Iowa expensive?

In Linn County, Iowa, the median home is worth about $58,200, and the typical rent is about $369 a month.

How educated are people in Linn County, Iowa?

About 21.5% of adults age 25 and over in Linn County, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Linn County, Iowa?

About 8.6% of people in Linn County, Iowa live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →