County

Dickinson County, IA

7 ZIP codes  ·  7 cities  ·  Iowa

👥17,874Population
💰$73,611Median HH Income≈ Avg
🎂48.3Median Age
🏠$259,796Median Home Value≈ Avg
🎓46.8%College Grads▲ 21% above avg
📊2.4%Unemployment▼ 51% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 50.3% Female 49.7% ♀

Race & Ethnicity

White: 93.9%Hispanic: 2.7%Black: 0.1%Asian: 0.8%Other: 2.7%Race
White93.9%
Hispanic2.7%
Black0.1%
Asian0.8%
Other2.7%

Age Breakdown

Under 5
5%
5–17
15%
18–24
6%
25–44
21%
45–64
26%
65+
12%

Key Indicators

Median Age48.3 yrs
Avg HH Size2.05
Below Poverty6.1% ▼ 39% below avg
College Grads46.8% ▲ 21% above avg
Unemployment2.4% ▼ 51% below avg
No HS Diploma38 (0.3%)
HS Graduate3,343 (25.8%)
Some College1,317 (10.2%)
Associates2,189 (16.9%)
Bachelors1,871 (14.4%)
Graduate Degree4,203 (32.4%)

Education

No HS: 0.3%HS Grad: 25.8%Some College: 10.2%Associates: 16.9%Bachelors: 14.4%Graduate: 32.4%Edu
No HS0.3%
HS Grad25.8%
Some College10.2%
Associates16.9%
Bachelors14.4%
Graduate32.4%
Housing & Income

Housing Tenure

Owner: 76.8%Renter: 23.2%Tenure
Owner76.8%
Renter23.2%

Home Value Distribution

Under $50k
5%
$50k–$100k
9%
$100k–$150k
11%
$150k–$200k
11%
$200k–$300k
26%
$300k–$500k
18%
Over $500k
21%

Financials

Median HH Income$73,611 ≈ Avg
Median Home Value$259,796 ≈ Avg
Home/Income Ratio3.5x (nat avg ~3.5x)
Median Rent$960/mo
Total Housing Units14,057
Vacant Units5,422

Income Distribution

Under $25k
14%
$25k–$50k
13%
$50k–$75k
20%
$75k–$100k
14%
$100k–$150k
21%
$150k–$200k
7%
Over $200k
9%
Employment & Commute

How People Get to Work

Drove Alone
86%
Walked
2%
Work From Home
11%

Commute Time

Under 15 min
51%
15–30 min
33%
30–45 min
11%
Over 45 min
6%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
9%
1960s–1970s
13%
1980s–1990s
15%
2000+
61%
About Dickinson County, IA

Dickinson County is located in Iowa and encompasses 7 ZIP codes spanning 7 cities and communities. The county has an estimated population of 17,874 residents. With a median age of 48.34, it is a mature county.

Dickinson County has a solidly middle-class economic profile. The median household income of $73,611 is near the national average. Unemployment stands at 2.4%, well below the national average. The poverty rate of 6.1% is well below the national average.

Housing in Dickinson County is a mid-range housing market, with a median home value of $259,796 — near the national average. Monthly median rent is approximately $959. Homeownership rates are high at 76.8%, reflecting a largely residential, stable population.

The residents of Dickinson County are primarily White (93.85%). Educational attainment is well-educated — 46.8% of adults hold a bachelor's degree or higher, above the national average.

Dickinson County, IA is a solidly middle-class area in Iowa. The 7 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 Dickinson County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
51331 Arnolds Park 920 $84,615 $415,800 $718 0.5% 49.3%
51347 Lake Park 1,524 $81,736 $180,600 $1,008 1.0% 45.5%
51351 Milford 4,990 $67,628 $256,100 $904 2.0% 48.1%
51355 Okoboji 892 $57,569 $441,400 $935 2.0% 49.0%
51360 Spirit Lake 8,561 $77,464 $256,000 $1,005 3.3% 47.0%
51363 Superior 132 $59,432 $74,000 6.4% 23.5%
51364 Terril 855 $62,554 $131,900 $1,036 0.8% 37.5%