Waterloo-Cedar Falls, IA · Iowa
Grundy County
ZIP 50621
12,352 residents12 permits TTM$83,617 median HHI9 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$180,500
ACS 5-Year
Cap rate proxy
5.2%
FMR × 0.65 ÷ Home Value
Rent-to-income
11.2%
HUD FMR ÷ ACS HHI
Net migration
+1.30%
IRS SOI
Permits (TTM)
12
Census BPS
Climate risk
13.1
FEMA NRI (0–100)
ZIP 50621
Median home value
—
Gross yield
—
Buy Box score
0.6
Section 8 gap
—
Affordability
P/I: 2.6R/I: —
Section 8 detail
SAFMR: —Rent: —Gap: —
ZIP code breakdown9 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Buy Box score ↓ | Section 8 gap |
|---|---|---|---|---|---|
| 50680 | — | — | — | 0.7 | — |
| 50669 | — | — | — | 0.7 | — |
| 50638 | — | — | — | 0.7 | — |
| 50621 | — | — | — | 0.6 | — |
| 50624 | — | — | — | 0.4 | — |
| 50609 | — | — | — | — | — |
| 50642 | — | — | — | — | — |
| 50657 | — | — | — | — | — |
| 50673 | — | — | — | — | — |
Sort by any column. Click a ZIP for detail.
Demographics
Owner-occupied
84.0%
Census ACS
Vacancy rate
7.4%
Census ACS
Bachelor's degree +
24.7%
Census ACS
Rent burdened
27.5%
Census ACS (>30% income)
Median age
41.5
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