Linn County, Iowa

17 cities & places have their primary county here.

Population: 229,463
Median household income: $76,421
Median home value: $204,400

Linn County, Iowa counts 229,463 residents. 17 cities and places have their primary county here. Its median household income of $76,421 runs above the Iowa figure of $73,147.

From 2019 to 2023, Linn County's population grew 2.5% from 223,861 to 229,463, while its median household income rose 17.7% from $64,903 to $76,421.

Households average 2.36 people. The median gross rent is $915.

Demographics

ACS 2019–2023

Population: 229,463
Median age: 38.5 yrs
Median household income: $76,421
Median home value: $204,400
Median gross rent: $915
Housing units: 101,989
Homeownership rate: 73.3%
Bachelor's degree or higher: 34.8%
Unemployment rate: 3.7%

Trends

ACS 5-year · 2019–2023

Population

223,861229,463

Median household income

$64,903$76,421

Median home value

$157,000$204,400

Median gross rent

$761$915

Year	Population	Median household income	Median home value	Median gross rent
2019	223,861	$64,903	$157,000	$761
2020	225,601	$67,301	$161,600	$778
2021	228,567	$70,360	$167,000	$824
2022	229,308	$75,457	$188,800	$878
2023	229,463	$76,421	$204,400	$915

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.9%

5 to 1716.8%

18 to 249.0%

25 to 3413.3%

35 to 4413.4%

45 to 5412.1%

55 to 6412.7%

65 to 749.8%

75 and over7.0%

	Count	Share
Under 5	13,573	5.9%
5 to 17	38,660	16.8%
18 to 24	20,617	9.0%
25 to 34	30,511	13.3%
35 to 44	30,682	13.4%
45 to 54	27,669	12.1%
55 to 64	29,035	12.7%
65 to 74	22,546	9.8%
75 and over	16,170	7.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	190,404	83.0%
Black or African American	12,979	5.7%
American Indian & Alaska Native	210	0.1%
Asian	5,185	2.3%
Native Hawaiian & Pacific Islander	45	0.0%
Some other race	1,158	0.5%
Two or more races	10,362	4.5%
Hispanic or Latino (any race)	9,120	4.0%

Educational attainment (age 25+)

No high school diploma4.7%

High school graduate26.1%

Some college or associate's34.4%

Bachelor's degree23.5%

Graduate or professional degree11.3%

	Count	Share
No high school diploma	7,392	4.7%
High school graduate	40,829	26.1%
Some college or associate's	53,839	34.4%
Bachelor's degree	36,831	23.5%
Graduate or professional degree	17,722	11.3%

Commute to work

Mean travel time to work: 19 min

Drove alone76.4%

Carpooled6.3%

Public transit0.6%

Walked1.9%

Bicycle0.2%

Worked from home13.7%

Other means0.8%

How workers get to work

	Count	Share
Drove alone	90,307	76.4%
Carpooled	7,416	6.3%
Public transit	714	0.6%
Walked	2,227	1.9%
Bicycle	295	0.2%
Worked from home	16,237	13.7%
Other means	972	0.8%

Travel time

	Count	Share
Under 15 min	41,203	40.4%
15 to 29 min	42,976	42.2%
30 to 44 min	11,272	11.1%
45 to 59 min	2,775	2.7%
60+ min	3,705	3.6%

Households

Average household size: 2.36
Poverty rate: 9.9% (22,106 of 224,252)

	Count	Share
Family households	59,008	62.1%
Nonfamily households	36,043	37.9%

Housing

Median year structure built: 1977

Occupancy

	Count	Share
Occupied	95,051	93.2%
Vacant	6,938	6.8%

Tenure (of occupied units)

	Count	Share
Owner-occupied	69,685	73.3%
Renter-occupied	25,366	26.7%

1-unit, detached67.0%

1-unit, attached5.4%

2 to 4 units5.6%

5 to 19 units11.5%

20 or more units7.0%

Mobile home & other3.5%

Units in structure

	Count	Share
1-unit, detached	68,380	67.0%
1-unit, attached	5,466	5.4%
2 to 4 units	5,697	5.6%
5 to 19 units	11,738	11.5%
20 or more units	7,182	7.0%
Mobile home & other	3,526	3.5%

Geography

County GEOID: 19113
State: Iowa
Land area: 717 sq mi
Water area: 7.66 sq mi
Center point: 42.0780, -91.5977