Washington-Arlington-Alexandria, DC-VA-MD-WV · Maryland
Calvert County
ZIP 20639
93,791 residents94 permits TTM$132,059 median HHI12 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$440,200
ACS 5-Year
Cap rate proxy
6.1%
FMR × 0.65 ÷ Home Value
Rent-to-income
15.5%
HUD FMR ÷ ACS HHI
Net migration
+1.79%
IRS SOI
Permits (TTM)
94
Census BPS
Climate risk
28.9
FEMA NRI (0–100)
ZIP 20639
Median home value
—
Gross yield
—
Cap rate
3.4%
Rent gap
-12.7%
Affordability
P/I: 4.6R/I: —
Section 8 detail
SAFMR: $1,510Rent: $1,701Gap: -11.2%
ZIP code breakdown12 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Cap rate | Rent gap |
|---|---|---|---|---|---|
| 20688 | — | — | — | 4.4% | 45.1% |
| 20629 | — | — | — | 4.6% | 35.1% |
| 20732 | — | — | — | 4.6% | 18.2% |
| 20685 | — | — | — | 4.6% | 17.4% |
| 20615 | — | — | — | 4.6% | 17.4% |
Ranked by composite score
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Demographics
Owner-occupied
87.2%
Census ACS
Vacancy rate
6.9%
Census ACS
Bachelor's degree +
35.3%
Census ACS
Rent burdened
46.2%
Census ACS (>30% income)
Median age
40.5
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