US ZIP Code
57420

Akaska, SD

Walworth County  ·  South Dakota

● Active
👥 221 Population ↑ 148% since 2019
💰 $41,250 Median HH Income
▼ 46% below avg ↓ 23% since 2019
🎂 21.9 Median Age ↓ 62% since 2019
🏠 $79,800 Median Home Value
▼ 71% below avg ↓ 3% since 2019
🎓 34.3% College Grads
▼ 11% below avg
📊 0.0% Unemployment
▼ 100% below avg
ZIP Code Details
ZIP Code57420
CityAkaska
StateSouth Dakota (SD)
CountyWalworth County
Area Code605
Elevation1,738 ft
Latitude45.281852
Longitude-100.142521
TimezoneChicago (DST)
FIPS46129
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 67.0% (148) Female 33.0% (73) ♀

Race & Ethnicity

White: 100%Race
White100.0%

Age Breakdown

Under 5
36%
5–17
5%
18–24
10%
25–44
19%
45–64
5%
65+
20%

Key Indicators

Median Age21.9 yrs ↓ 62% since 2019
Avg Household Size2.70
Below Poverty39.4% ▲ 294% above avg
College Grads34.3% ▼ 11% below avg
Unemployment0.0% ▼ 100% below avg
HS Graduate31 (29.5%)
Some College13 (12.4%)
Associates25 (23.8%)
Bachelors3 (2.9%)
Graduate Degree33 (31.4%)

Education

HS Grad: 29.5%Some College: 12.4%Associates: 23.8%Bachelors: 2.9%Graduate: 31.4%Edu
HS Grad29.5%
Some College12.4%
Associates23.8%
Bachelors2.9%
Graduate31.4%
Housing & Income

Housing Tenure

Owner: 84.2%Renter: 15.9%Tenure
Owner84.2%
Renter15.9%

Home Value Distribution

Under $50k
1%
$50k–100k
60%
$100k–150k
19%
$150k–200k
13%
$200k–300k
3%
$300k–500k
3%

Financials

Median HH Income$41,250 ▼ 46% below avg ↓ 23% since 2019
Median Home Value$79,800 ▼ 71% below avg ↓ 3% since 2019
Home/Income Ratio1.9x (nat avg ~3.5x)
Total Units169
Vacant Units87
Avg HH Size2.70

Income Distribution

Under $25k
26%
$25k–50k
38%
$50k–75k
22%
$100k–150k
15%
Employment & Commute

How People Get to Work

Drove Alone
78%
Work From Home
22%

Commute Time

Under 15 min
10%
15–30 min
2%
30–45 min
52%
Over 45 min
36%
Housing Stock

Year Built

1940s–1950s
2%
1960s–1970s
5%
1980s–1990s
29%
2000+
64%

Summary

Total Units169
Vacant87
Owner Occupied84.2%
Renter Occupied15.9%
Avg HH Size2.70
Frequently Asked Questions
ZIP code 57420 is in Akaska, SD, in Walworth County.
ZIP code 57420 is located in South Dakota (SD).
ZIP code 57420 is in Walworth County, SD.
ZIP 57420 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57420 is 221 people (ACS 2023).
The median household income in ZIP code 57420 is $41,250 (ACS 2023).
The median home value in ZIP 57420 is $79,800 (ACS 2023).
About ZIP Code 57420

ZIP code 57420 is located in Akaska, South Dakota, within Walworth County. With a population of 221, this is a sparsely populated ZIP code with a young community — the median age is 21.9 years. Economically, 57420 is a working-class ZIP code: the median household income of $41,250 is below the national average.

Real estate in ZIP code 57420 represents one of the more affordable housing markets in the country. The median home value of $79,800 is well below the national average. Homeownership is strong here — 84.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have decreased by 3% since 2019.

The population of 57420 is primarily White (100.00%). Residents are moderately educated — 34.3% hold a bachelor's degree or higher, which is near the national average. Poverty affects a significant share of residents at 39.4%. Household income has declined by 23% since 2019.

About 22% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 78%.

Overall, ZIP code 57420 in Akaska, SD is characterized as working-class, moderately educated, a young community, and predominantly owner-occupied. With 221 residents, a median household income of $41,250, and a median home value of $79,800, it offers a clear picture of life in this part of South Dakota.