Sioux City, IA-NE-SD · Iowa

Woodbury County

ZIP 51105

105,760 residents234 permits TTM$70,147 median HHI20 ZIP codesUpdated April 16, 2026
Investor first look

Median home value

$172,000

ACS 5-Year

Cap rate proxy

6.6%

FMR × 0.65 ÷ Home Value

Rent-to-income

16.2%

HUD FMR ÷ ACS HHI

Net migration

+0.95%

IRS SOI

Permits (TTM)

234

Census BPS

Climate risk

83.3

FEMA NRI (0–100)

ZIP 51105

Median home value

Gross yield

Buy Box score

0.9

Section 8 gap

Affordability

P/I: 1.8R/I: 14.2%

Section 8 detail

SAFMR: Rent: Gap:
ZIP code breakdown20 ZIP codes
ZIPMedian home valueRent (FMR 2BR)Gross yieldCap rateRent gap
511057.8%
511037.7%
510046.6%
510076.6%
51015county est.6.6%
510196.6%
510266.6%
510446.6%
510486.6%
51052county est.6.6%
510566.6%
511016.6%
51111county est.6.6%
510166.5%
511045.8%
511065.3%
510555.0%
510394.3%
510303.4%
510543.3%

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

Demographics

Owner-occupied

68.4%

Census ACS

Vacancy rate

6.1%

Census ACS

Bachelor's degree +

23.4%

Census ACS

Rent burdened

38.7%

Census ACS (>30% income)

Median age

36.2

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