Mayagüez, PR · Puerto Rico
San Germán Municipio
ZIP 00636
31,514 residents$17,921 median HHI2 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$100,100
ACS 5-Year
Cap rate proxy
5.6%
FMR × 0.65 ÷ Home Value
Rent-to-income
31.1%
HUD FMR ÷ ACS HHI
Net migration
—
IRS SOI
Permits (TTM)
—
Census BPS
Climate risk
—
FEMA NRI (0–100)
ZIP 00636
Median home value
—
Gross yield
—
Buy Box score
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Section 8 gap
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Affordability
P/I: 5.6R/I: —
Section 8 detail
SAFMR: —Rent: —Gap: —
ZIP code breakdown2 ZIP codes
Sort by any column. Click a ZIP for detail. Rent gap: green = HUD FMR above market rent.
Demographics
Owner-occupied
66.1%
Census ACS
Vacancy rate
26.9%
Census ACS
Bachelor's degree +
24.3%
Census ACS
Rent burdened
28.1%
Census ACS (>30% income)
Median age
46.8
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