South Dakota

Miner County

ZIP 57321

2,299 residents6 permits TTM$72,589 median HHI4 ZIP codesUpdated April 16, 2026
Investor first look

Median home value

$114,100

ACS 5-Year

Cap rate proxy

5.9%

FMR × 0.65 ÷ Home Value

Rent-to-income

9.3%

HUD FMR ÷ ACS HHI

Net migration

IRS SOI

Permits (TTM)

6

Census BPS

Climate risk

3.4

FEMA NRI (0–100)

ZIP 57321

Median home value

$114,100

Gross yield

9.8%

Cap rate

5.9%

Rent gap

39.4%

Affordability

P/I: 1.6R/I:

Section 8 detail

SAFMR: $929Rent: $563Gap: 65.0%
ZIP code breakdown4 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
57321$114,100county est.$9299.8%5.9%39.4%
57323$114,100county est.$9299.8%5.9%39.4%
57337$114,100county est.$9299.8%5.9%39.4%
57349$114,100county est.$9299.8%5.9%39.4%

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

Demographics

Owner-occupied

82.3%

Census ACS

Vacancy rate

24.3%

Census ACS

Bachelor's degree +

16.1%

Census ACS

Rent burdened

12.3%

Census ACS (>30% income)

Median age

48.9

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