US ZIP Code
57571

Saint Charles, SD

Gregory County  ·  South Dakota

● Active
👥 39 Population ↑ 388% since 2019
🎂 58.8 Median Age ↓ 21% since 2019
🏠 $72,500 Median Home Value
▼ 74% below avg
🎓 9.5% College Grads
▼ 75% below avg
📊 15.4% Unemployment
▲ 214% above avg
ZIP Code Details
ZIP Code57571
CitySaint Charles
StateSouth Dakota (SD)
CountyGregory County
Area Code605
Elevation2,116 ft
Latitude43.041253
Longitude-99.090095
TimezoneChicago (DST)
FIPS46053
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 43.6% (17) Female 56.4% (22) ♀

Race & Ethnicity

White: 48.7%Other: 35.9%Race
White48.7%
Other35.9%

Age Breakdown

Under 5
13%
5–17
10%
18–24
13%
25–44
5%
45–64
21%
65+
18%

Key Indicators

Median Age58.8 yrs ↓ 21% since 2019
Avg Household Size1.86
Below Poverty20.5% ▲ 105% above avg
College Grads9.5% ▼ 75% below avg
Unemployment15.4% ▲ 214% above avg
HS Graduate10 (47.6%)
Some College7 (33.3%)
Associates2 (9.5%)
Graduate Degree2 (9.5%)

Education

HS Grad: 47.6%Some College: 33.3%Associates: 9.5%Graduate: 9.5%Edu
HS Grad47.6%
Some College33.3%
Associates9.5%
Graduate9.5%
Housing & Income

Housing Tenure

Owner: 90.5%Renter: 9.5%Tenure
Owner90.5%
Renter9.5%

Home Value Distribution

Under $50k
32%
$50k–100k
42%
$200k–300k
26%

Financials

Median Home Value$72,500 ▼ 74% below avg
Total Units38
Vacant Units17
Avg HH Size1.86

Income Distribution

Under $25k
48%
$25k–50k
19%
$50k–75k
24%
$75k–100k
10%
Employment & Commute

How People Get to Work

Drove Alone
100%

Commute Time

15–30 min
78%
30–45 min
22%
Housing Stock

Year Built

1940s–1950s
26%
1960s–1970s
6%
1980s–1990s
12%
2000+
56%

Summary

Total Units38
Vacant17
Owner Occupied90.5%
Renter Occupied9.5%
Avg HH Size1.86
Frequently Asked Questions
ZIP code 57571 is in Saint Charles, SD, in Gregory County.
ZIP code 57571 is located in South Dakota (SD).
ZIP code 57571 is in Gregory County, SD.
ZIP 57571 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57571 is 39 people (ACS 2023).
Income data not available.
The median home value in ZIP 57571 is $72,500 (ACS 2023).
About ZIP Code 57571

ZIP code 57571 is located in Saint Charles, South Dakota, within Gregory County. With a population of 39, this is a sparsely populated ZIP code with an older community — the median age is 58.8 years.

Real estate in ZIP code 57571 represents one of the more affordable housing markets in the country. The median home value of $72,500 is well below the national average. Homeownership is strong here — 90.5% of occupied units are owner-occupied, suggesting an established, stable residential community.

The population of 57571 is racially diverse, with White as the largest group at 48.7%. Residents are less-educated — 9.5% hold a bachelor's degree or higher, which is well below the national average. Poverty affects a significant share of residents at 20.5%.

The unemployment rate in 57571 stands at 15.4%, which is more than double the national average. As in most parts of the country, driving alone is the dominant commute mode at 22%.

Overall, ZIP code 57571 in Saint Charles, SD is characterized as less-educated, an older community, and predominantly owner-occupied.