What city is ZIP code 57028?

ZIP code 57028 is in Flandreau, SD (Moody County).

What county is ZIP code 57028 in?

ZIP code 57028 is mostly in Moody County, South Dakota.

How many people live in ZIP code 57028?

About 3,450 people live in the 57028 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 57028

Flandreau, SD, Moody County

Population

3,450

Land area

200.8sq mi

People per sq mi

City

Flandreau

ZIP 57028 and nearby ZIP codes

Full map

ZIP 57028 at a glance

ZIP 57028 (Flandreau) is 44% denser than South Dakota as a whole.
The median household income is $72,798, 3% below the South Dakota median of $75,081.
A typical owner-occupied home is valued at $193,800 (25% below South Dakota) and median rent is $681 a month.

Local data for ZIP 57028

Counts from official public data

Housing and community stats

ZIP 57028, American Community Survey 2020-2024

Full profile

Median household income

$72,798

Poverty rate

15.7%

Median home value

$193,800

Prices +20.0% in a year

Median rent

$681/mo

Homeownership

65.1%

Bachelor's or higher

32.0%

Median age

40.0

Average commute

15.6 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

ZIP Business Patterns 2023

Employees

918

$40.5M annual payroll

PPP loans

$9.6M

221 loans

Campaign donations

$25.9K

62% D, 24% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 57028, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Very Low

Top: ice storm

Storm events since 1996

623

Countywide, mostly hail

Flood insurance policies

0.4% of homes, county

July high / Jan low

81° / 4°F

28.5 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 57028, CDC PLACES estimates

All 40 measures

Obesity

35.0%

U.S. 33.3% +1.7 pts

Diabetes

13.8%

U.S. 12.1% +1.7 pts

Smoking

16.2%

U.S. 12.8% +3.4 pts

Uninsured (18-64)

9.3%

U.S. 11.1% -1.8 pts

Frequently asked questions

What city is ZIP code 57028?: ZIP code 57028 is in Flandreau, SD (Moody County).
What county is ZIP code 57028 in?: ZIP code 57028 is mostly in Moody County, South Dakota.
How many people live in ZIP code 57028?: About 3,450 people live in the 57028 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.