South Dakota

Campbell County

ZIP 57646

1,481 residents0 permits TTM$65,000 median HHI2 ZIP codesUpdated April 16, 2026
Investor first look

Median home value

$87,900

ACS 5-Year

Cap rate proxy

8.7%

FMR × 0.65 ÷ Home Value

Rent-to-income

11.7%

HUD FMR ÷ ACS HHI

Net migration

IRS SOI

Permits (TTM)

0

Census BPS

Climate risk

4.4

FEMA NRI (0–100)

ZIP 57646

Median home value

$87,900

Gross yield

12.7%

Cap rate

8.7%

Rent gap

31.6%

Affordability

P/I: 1.4R/I:

Section 8 detail

SAFMR: $929Rent: $635Gap: 46.3%
ZIP code breakdown2 ZIP codes

Numbers repeat across ZIPs in this county

ZIP-level home-value data isn't published for rural areas. Federal sources (Census ACS, HUD non-metro FMR) are available at the county level only, so home-value, cap-rate, and rent-gap numbers use the county estimate for every ZIP in the county.

ZIPMedian home valueRent (FMR 2BR)Gross yieldCap rateRent gap
57632$87,900county est.$92912.7%8.7%31.6%
57646$87,900county est.$92912.7%8.7%31.6%

Sort by any column. Click a ZIP for detail. Rent gap: green = HUD FMR above market rent.

Demographics

Owner-occupied

78.1%

Census ACS

Vacancy rate

23.6%

Census ACS

Bachelor's degree +

29.5%

Census ACS

Rent burdened

27.3%

Census ACS (>30% income)

Median age

52.4

Census ACS

Data sources
U.S. Census Bureau — American Community Survey 5-Year Estimates
U.S. Census Bureau — Building Permits Survey
U.S. Department of Housing and Urban Development — Fair Market Rents / Small Area Fair Market Rents (SAFMR)
Internal Revenue Service — Statistics of Income Migration Data
FEMA — National Risk Index
Last updated: April 16, 2026