U.S. ZIP Code tools

57730 · Population & demographics · Custer SD

ZIP Code
57730

Custer, SD

City / locality
Custer
State
South Dakota
ZIP Code type
Type not provided
Latitude
43.6573
Longitude
-103.4258
Coordinate source
GeoNames Postal
Source
GeoNames Postal
Source year
Inherited source snapshot

Some U.S. place names and coordinates come from GeoNames as geographic references. They are not confirmation of the USPS preferred mailing city.

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

Population & demographics

acs/acs5 · 2024

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Estimated population

5,596People · Margin of error ±402

Median age

57.9Years · Margin of error ±2.8

Median household income

83,469USD · Margin of error ±4,475

Median home value

378,800USD · Margin of error ±63,458

Total households

2,733Households · Margin of error ±193

Housing units

3,346Count · Margin of error ±240

Owner-occupied housing units

2,196Count · Margin of error ±205

Renter-occupied housing units

537Count · Margin of error ±153

Median monthly gross rent

1,087USD · Margin of error ±242

Household income distribution

USD · Households

$0–$9,99982±57
$10,000–$14,99974±56
$15,000–$19,999139±70
$20,000–$24,999126±71
$25,000–$29,99949±32
$30,000–$34,99951±59
$35,000–$39,99948±40
$40,000–$44,999142±94
$45,000–$49,999103±73
$50,000–$59,999160±88
$60,000–$74,999232±107
$75,000–$99,999611±147
$100,000–$124,999253±108
$125,000–$149,999194±110
$150,000–$199,999295±123
≥ $200,000174±96

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Source

GeoNames Postal

Source year: Source vintage not supplied

GeoNames Postal

U.S. Census Bureau Gazetteer

Source year: 2026 Gazetteer

U.S. Census Bureau Gazetteer

U.S. Census Bureau ZCTA cartographic boundaries

Source year: 2020 Census ZCTA cartographic

U.S. Census Bureau ZCTA cartographic boundaries

U.S. Census Bureau ACS 5-year

Source year: 2024 ACS 5-year

U.S. Census Bureau ACS 5-year