County

Linn County, IA

31 ZIP codes  ·  18 cities  ·  Iowa

👥230,670Population
💰$79,958Median HH Income≈ Avg
🎂38.9Median Age
🏠$210,781Median Home Value▼ 24% below avg
🎓49.3%College Grads▲ 27% above avg
📊3.7%Unemployment▼ 25% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.5% Female 50.5% ♀

Race & Ethnicity

White: 83.1%Hispanic: 4%Black: 5.9%Asian: 2.3%Other: 4.6%Race
White83.1%
Hispanic4.0%
Black5.9%
Asian2.3%
Other4.6%

Age Breakdown

Under 5
6%
5–17
17%
18–24
9%
25–44
27%
45–64
25%
65+
8%

Key Indicators

Median Age38.9 yrs
Avg HH Size2.38
Below Poverty9.6% ≈ Avg
College Grads49.3% ▲ 27% above avg
Unemployment3.7% ▼ 25% below avg
No HS Diploma1,024 (0.7%)
HS Graduate36,961 (24.4%)
Some College17,597 (11.6%)
Associates21,028 (13.9%)
Bachelors21,414 (14.2%)
Graduate Degree53,306 (35.2%)

Education

No HS: 0.7%HS Grad: 24.4%Some College: 11.6%Associates: 13.9%Bachelors: 14.2%Graduate: 35.2%Edu
No HS0.7%
HS Grad24.4%
Some College11.6%
Associates13.9%
Bachelors14.2%
Graduate35.2%
Housing & Income

Housing Tenure

Owner: 74.2%Renter: 25.8%Tenure
Owner74.2%
Renter25.8%

Home Value Distribution

Under $50k
5%
$50k–$100k
6%
$100k–$150k
17%
$150k–$200k
21%
$200k–$300k
27%
$300k–$500k
18%
Over $500k
6%

Financials

Median HH Income$79,958 ≈ Avg
Median Home Value$210,780 ▼ 24% below avg
Home/Income Ratio2.6x (nat avg ~3.5x)
Median Rent$949/mo
Total Housing Units102,740
Vacant Units7,047

Income Distribution

Under $25k
13%
$25k–$50k
16%
$50k–$75k
18%
$75k–$100k
15%
$100k–$150k
19%
$150k–$200k
10%
Over $200k
10%
Employment & Commute

How People Get to Work

Drove Alone
83%
Public Transit
1%
Walked
2%
Work From Home
15%

Commute Time

Under 15 min
40%
15–30 min
42%
30–45 min
11%
Over 45 min
6%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
13%
1960s–1970s
10%
1980s–1990s
15%
2000+
60%
About Linn County, IA

Linn County is located in Iowa and encompasses 31 ZIP codes spanning 18 cities and communities. The county has an estimated population of 230,670 residents. With a median age of 38.92, it is a middle-aged county.

Linn County has a middle-income economic profile. The median household income of $79,957 is near the national average. Unemployment stands at 3.7%, below the national average. The poverty rate of 9.6% is near the national average.

Housing in Linn County is an affordable housing market, with a median home value of $210,780 — below the national average. Monthly median rent is approximately $948. Homeownership rates are high at 74.2%, reflecting a largely residential, stable population.

The residents of Linn County are primarily White (83.06%). Educational attainment is well-educated — 49.3% of adults hold a bachelor's degree or higher, above the national average.

Linn County, IA is a middle-income area in Iowa. The 31 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in Linn County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
52202 Alburnett 1,231 $92,885 $232,600 $739 0.3% 36.7%
52401 Cedar Rapids 2,192 $40,675 $143,800 $783 7.8% 52.2%
52402 Cedar Rapids 43,076 $71,319 $188,700 $992 4.3% 53.2%
52403 Cedar Rapids 23,023 $73,848 $190,700 $857 3.0% 56.5%
52404 Cedar Rapids 42,582 $62,304 $159,700 $885 3.9% 37.8%
52405 Cedar Rapids 25,889 $65,352 $173,600 $1,043 3.6% 40.7%
52411 Cedar Rapids 8,357 $164,972 $424,500 $1,275 1.5% 71.0%
52213 Center Point 3,977 $94,896 $254,400 $894 1.1% 48.6%
52214 Central City 2,770 $83,450 $235,400 $825 2.9% 36.8%
52218 Coggon 1,700 $90,924 $170,500 $594 0.6% 42.0%
52227 Ely 2,864 $111,000 $299,600 $973 2.3% 51.6%
52228 Fairfax 3,865 $121,366 $301,600 $1,194 2.7% 57.5%
52233 Hiawatha 7,008 $66,497 $200,500 $846 6.2% 45.9%
52253 Lisbon 2,593 $90,163 $222,200 $792 2.3% 42.6%
52302 Marion 42,732 $87,463 $232,900 $963 3.7% 55.1%
52314 Mount Vernon 6,048 $106,667 $279,800 $886 4.4% 55.6%
52324 Palo 1,955 $109,432 $320,900 $861 1.4% 41.8%
52219 Prairieburg 140 $61,250 $98,500 5.7% 23.7%
52328 Robins 2,861 $132,833 $343,000 $962 7.0% 68.0%
52336 Springville 2,459 $93,147 $213,200 $957 1.8% 32.8%
52341 Toddville 1,372 $79,453 $359,700 4.6% 38.6%
52352 Walker 1,906 $86,950 $209,800 $738 2.3% 45.9%