What city is ZIP code 57369?

ZIP code 57369 is in Platte, SD (Charles Mix County).

What county is ZIP code 57369 in?

ZIP code 57369 is mostly in Charles Mix County, South Dakota.

How many people live in ZIP code 57369?

About 2,630 people live in the 57369 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 57369

Platte, SD, Charles Mix County

Population

2,630

Land area

452.4sq mi

People per sq mi

City

Platte

ZIP 57369 and nearby ZIP codes

Full map

ZIP 57369 at a glance

ZIP 57369 (Platte) is 51% less dense than South Dakota as a whole.
The median household income is $78,100, 4% above the South Dakota median of $75,081.
A typical owner-occupied home is valued at $237,400 (8% below South Dakota) and median rent is $870 a month.

Local data for ZIP 57369

Counts from official public data

Housing and community stats

ZIP 57369, American Community Survey 2020-2024

Full profile

Median household income

$78,100

Poverty rate

18.7%

Median home value

$237,400

Median rent

$870/mo

Homeownership

79.1%

Bachelor's or higher

28.7%

Median age

35.7

Average commute

11.8 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

148

ZIP Business Patterns 2023

Employees

937

$41.8M annual payroll

PPP loans

$12.8M

480 loans

Campaign donations

$6,355

27% D, 34% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 57369, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: cold wave

Storm events since 1996

856

Countywide, mostly hail

Flood insurance policies

0.1% of homes, county

July high / Jan low

87° / 11°F

24.0 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 57369, CDC PLACES estimates

All 40 measures

Obesity

36.7%

U.S. 33.3% +3.4 pts

Diabetes

12.4%

U.S. 12.1% about the same

Smoking

14.9%

U.S. 12.8% +2.1 pts

Uninsured (18-64)

7.6%

U.S. 11.1% -3.5 pts

Frequently asked questions

What city is ZIP code 57369?: ZIP code 57369 is in Platte, SD (Charles Mix County).
What county is ZIP code 57369 in?: ZIP code 57369 is mostly in Charles Mix County, South Dakota.
How many people live in ZIP code 57369?: About 2,630 people live in the 57369 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.