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COUNTY · 2000 CENSUS

Linn County

Iowa · 191,701 residents · 717.01 sq mi
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The short version

Linn County has roughly average household income, with a median household income of $46,206. Population has held roughly steady since 1990. Median home value has risen by half since 1990, reaching $97,200.

At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 35.2
US median: 35.2
More educated
28% hold a bachelor's degree
US average: 24%
Less affordable
home values up 27%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
191,701
+14%since 1990
from 168,767 in 1990
1990 – 2025
Population density
267 / sq mi
+14%since 1990
from 235 / sq mi in 1990
US average: 242
Median age
35.2
+6%since 1990
from 33.1 in 1990
US average: 35.2
Population, 1990 – 2024
163K181K200K218K236K1990201020202024Linn County
2024230K
1990201020202024
Section 02

Income & economy

Median household income
$46,206
+9%inflation adjusted, since 1990
from $32,137 in 1990
US average: $42,589
1990 – 2024
Per capita income
$22,977
+54%since 1990
from $14,902 in 1990
US average: $21,522
Poverty rate
6.5%
−2.1 ptssince 1990
from 8.6% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$97,200
+27%inflation adjusted, since 1990
from $58,200 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$510
+5%inflation adjusted, since 1990
from $369 in 1990
US average: $602
Owner-occupied
72.7%
+2.3 ptssince 1990
from 70.4% in 1990
27.3% rent
Afford Score
2.1
+16%since 1990
from 1.8 in 1990
1990 – 2024
RELATED:See current rent listings in Linn County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic96.8%(163,299)
Black1.9%(3,247)
Hispanic / Latino0.8%(1,333)
Asian0.9%(1,478)
Diversity Score9.7%(16,422)
2000
White, non-Hispanic93.1%(178,449)
Black2.5%(4,857)
Hispanic / Latino1.4%(2,722)
Asian1.4%(2,614)
Diversity Score13%(24,941)
Diversity Score
13
+34%since 1990
from 10 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
27.7%
+6.2 ptssince 1990
from 21.5% in 1990
US average: 24.4%
High school or higher
90.6%
+5.7 ptssince 1990
from 84.9% in 1990
US average: 80.3%
Graduate degree
7.2%
+1.5 ptssince 1990
from 5.7% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
11.0 min
−33%since 1990
from 16.4 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Linn County

Hall County
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+88%
Home value$208,200+114%
Population26,004−89%
SEE FULL COMPARISON →
LINN COUNTY VS
Jones County
Income$73,531+59%
Home value$184,800+90%
Population21,253−91%
SEE FULL COMPARISON →
LINN COUNTY VS
Johnson County
Income$74,935+62%
Home value$308,600+217%
Population160,044−31%
SEE FULL COMPARISON →
LINN COUNTY VS
Delaware County
Income$74,989+62%
Home value$177,900+83%
Population17,674−92%
SEE FULL COMPARISON →
Frequently asked

How many people live in Linn County, Iowa?

Linn County, Iowa has about 191,701 residents according to the 2000 Census.

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

The typical household in Linn County, Iowa earns about $46,206 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 $97,200, and the typical rent is about $510 a month.

How educated are people in Linn County, Iowa?

About 27.7% 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 6.5% of people in Linn County, Iowa live below the federal poverty line.

Has Linn County, Iowa grown since 1990?

Yes, Linn County, Iowa has grown since 1990. The population has added about 22,934 residents, a change of about 14 percent over that period.

Keep going

Explore from here

54 census tracts (top 20 by population)
Census Tract 1.01Census Tract 1.02Census Tract 9.02Census Tract 30.05Census Tract 107Census Tract 106Census Tract 29Census Tract 108.02Census Tract 17Census Tract 9.01Census Tract 3Census Tract 2.11Census Tract 2.01Census Tract 5Census Tract 30.03Census Tract 2.08Census Tract 2.05Census Tract 16Census Tract 10.01Census Tract 4
22 ZIP codes
ZIP 52404ZIP 52402ZIP 52302ZIP 52405ZIP 52403ZIP 52411ZIP 52233ZIP 52314ZIP 52213ZIP 52228ZIP 52227ZIP 52214ZIP 52328ZIP 52336ZIP 52324ZIP 52401ZIP 52352ZIP 52218ZIP 52341ZIP 52202ZIP 52219ZIP 52344
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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