City

Alton, IA

1 ZIP code  ·  Sioux County  ·  Iowa

👥1,815Population
💰$85,909Median HH Income▲ 13% above avg
🎂34.7Median Age
🏠$226,300Median Home Value▼ 19% below avg
🎓40.8%College Grads≈ Avg
📊1.8%Unemployment▼ 63% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.8% Female 50.3% ♀

Race & Ethnicity

White: 87.3%Hispanic: 7.9%Black: 2%Asian: 0.7%Other: 2.2%Race
White87.3%
Hispanic7.9%
Black2.0%
Asian0.7%
Other2.2%

Age Breakdown

Under 5
6%
5–17
19%
18–24
13%
25–44
24%
45–64
22%
65+
7%

Key Indicators

Median Age34.7 yrs
Avg HH Size2.56
Below Poverty2.2% ▼ 78% below avg
College Grads40.8% ≈ Avg
Unemployment1.8% ▼ 63% below avg
No HS Diploma3 (0.3%)
HS Graduate381 (35.1%)
Some College81 (7.5%)
Associates177 (16.3%)
Bachelors148 (13.7%)
Graduate Degree294 (27.1%)

Education

No HS: 0.3%HS Grad: 35.1%Some College: 7.5%Associates: 16.3%Bachelors: 13.7%Graduate: 27.1%Edu
No HS0.3%
HS Grad35.1%
Some College7.5%
Associates16.3%
Bachelors13.7%
Graduate27.1%
Housing & Income

Housing Tenure

Owner: 88%Renter: 12%Tenure
Owner88.0%
Renter12.0%

Home Value Distribution

Under $50k
3%
$50k–$100k
11%
$100k–$150k
12%
$150k–$200k
14%
$200k–$300k
26%
$300k–$500k
31%
Over $500k
3%

Financials

Median HH Income$85,909 ▲ 13% above avg
Median Home Value$226,300 ▼ 19% below avg
Home/Income Ratio2.6x (nat avg ~3.5x)
Median Rent$750/mo
Total Housing Units762
Vacant Units54

Income Distribution

Under $25k
6%
$25k–$50k
16%
$50k–$75k
13%
$75k–$100k
21%
$100k–$150k
21%
$150k–$200k
13%
Over $200k
11%
Employment & Commute

How People Get to Work

Drove Alone
93%
Public Transit
1%
Walked
1%
Work From Home
6%

Commute Time

Under 15 min
55%
15–30 min
40%
30–45 min
3%
Over 45 min
3%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
12%
1960s–1970s
14%
1980s–1990s
12%
2000+
60%
About Alton, IA

Alton is a city in Iowa, located in Sioux County. The city spans 1 ZIP code and is home to approximately 1,815 residents. It is a relatively young city, with a median age of 34.7 years.

Economically, Alton is a middle-income community. The median household income of $85,909 is near the national average. Approximately 2.2% of residents live below the poverty line. The unemployment rate is 1.8%, well below the national average.

The real estate market in Alton is an affordable housing market. Median home values stand at $226,300, which is below the national average. Renters typically pay around $750 per month. Homeownership is high at 88.0%, typical of suburban and family-oriented communities.

The population of Alton is well-educated. 40.8% of adults hold a bachelor's degree or higher — near the national average. The community is primarily White (87.33%).

Alton, IA offers residents above-average earning potential within Iowa.

ZIP Codes in Alton
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
51003 1,815 $85,909 $226,300 $750 1.8% 40.8% 88.0%