County

Washington County, IA

8 ZIP codes  ·  8 cities  ·  Iowa

👥24,274Population
💰$72,070Median HH Income≈ Avg
🎂39.2Median Age
🏠$201,906Median Home Value▼ 28% below avg
🎓37.1%College Grads≈ Avg
📊2.5%Unemployment▼ 49% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.7% Female 50.3% ♀

Race & Ethnicity

White: 89.4%Hispanic: 6.9%Black: 0.8%Asian: 0.7%Other: 2.4%Race
White89.4%
Hispanic6.9%
Black0.8%
Asian0.7%
Other2.4%

Age Breakdown

Under 5
7%
5–17
18%
18–24
8%
25–44
24%
45–64
24%
65+
8%

Key Indicators

Median Age39.2 yrs
Avg HH Size2.51
Below Poverty8.2% ▼ 18% below avg
College Grads37.1% ≈ Avg
Unemployment2.5% ▼ 49% below avg
No HS Diploma95 (0.6%)
HS Graduate5,517 (36.5%)
Some College1,586 (10.5%)
Associates2,370 (15.7%)
Bachelors1,719 (11.4%)
Graduate Degree3,828 (25.3%)

Education

No HS: 0.6%HS Grad: 36.5%Some College: 10.5%Associates: 15.7%Bachelors: 11.4%Graduate: 25.3%Edu
No HS0.6%
HS Grad36.5%
Some College10.5%
Associates15.7%
Bachelors11.4%
Graduate25.3%
Housing & Income

Housing Tenure

Owner: 72.3%Renter: 27.7%Tenure
Owner72.3%
Renter27.7%

Home Value Distribution

Under $50k
5%
$50k–$100k
13%
$100k–$150k
19%
$150k–$200k
12%
$200k–$300k
25%
$300k–$500k
19%
Over $500k
8%

Financials

Median HH Income$72,070 ≈ Avg
Median Home Value$201,906 ▼ 28% below avg
Home/Income Ratio2.8x (nat avg ~3.5x)
Median Rent$896/mo
Total Housing Units10,136
Vacant Units578

Income Distribution

Under $25k
12%
$25k–$50k
18%
$50k–$75k
20%
$75k–$100k
14%
$100k–$150k
23%
$150k–$200k
5%
Over $200k
7%
Employment & Commute

How People Get to Work

Drove Alone
85%
Public Transit
1%
Walked
3%
Work From Home
11%

Commute Time

Under 15 min
37%
15–30 min
30%
30–45 min
19%
Over 45 min
14%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
8%
1960s–1970s
10%
1980s–1990s
14%
2000+
66%
About Washington County, IA

Washington County is located in Iowa and encompasses 8 ZIP codes spanning 8 cities and communities. The county has an estimated population of 24,274 residents. With a median age of 39.19, it is a middle-aged county.

Washington County has a solidly middle-class economic profile. The median household income of $72,070 is near the national average. Unemployment stands at 2.5%, below the national average. The poverty rate of 8.2% is near the national average.

Housing in Washington County is an affordable housing market, with a median home value of $201,906 — below the national average. Monthly median rent is approximately $895. Homeownership rates are high at 72.3%, reflecting a largely residential, stable population.

The residents of Washington County are primarily White (89.36%). Educational attainment is moderately educated — 37.1% of adults hold a bachelor's degree or higher, near the national average.

Washington County, IA is a solidly middle-class area in Iowa. The 8 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 Washington County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
52201 Ainsworth 1,359 $98,945 $181,800 0.5% 20.9%
52540 Brighton 1,102 $57,589 $106,600 $718 2.8% 37.6%
52621 Crawfordsville 620 $94,028 $105,000 $967 3.1% 43.4%
52247 Kalona 5,301 $82,140 $257,400 $806 1.0% 44.9%
52327 Riverside 3,722 $83,250 $288,400 $1,080 1.3% 40.3%
52353 Washington 9,072 $63,232 $155,700 $912 4.3% 34.9%
52356 Wellman 2,754 $54,659 $205,200 $844 0.8% 31.3%
52359 West Chester 344 $69,063 $162,500 $718 11.5% 38.7%