Sioux City, IA-NE-SD · Iowa
Woodbury County
ZIP 51004
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 51004
Median home value
—
Gross yield
—
Buy Box score
—
Section 8 gap
—
Affordability
P/I: 2.6R/I: —
Section 8 detail
SAFMR: —Rent: —Gap: —
ZIP code breakdown20 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Buy Box score ↓ | Section 8 gap |
|---|---|---|---|---|---|
| 51105 | — | — | — | 0.9 | — |
| 51103 | — | — | — | 0.9 | — |
| 51016 | — | — | — | 0.7 | — |
| 51106 | — | — | — | 0.6 | — |
| 51055 | — | — | — | 0.6 | — |
| 51104 | — | — | — | 0.5 | — |
| 51039 | — | — | — | 0.5 | — |
| 51030 | — | — | — | 0.3 | — |
| 51054 | — | — | — | 0.3 | — |
| 51004 | — | — | — | — | — |
| 51007 | — | — | — | — | — |
| 51015 | — | — | — | — | — |
| 51019 | — | — | — | — | — |
| 51026 | — | — | — | — | — |
| 51044 | — | — | — | — | — |
| 51048 | — | — | — | — | — |
| 51052 | — | — | — | — | — |
| 51056 | — | — | — | — | — |
| 51101 | — | — | — | — | — |
| 51111 | — | — | — | — | — |
Sort by any column. Click a ZIP for detail.
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
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