Atlanta-Sandy Springs-Alpharetta, GA · Georgia
Carroll County
ZIP 30108
122,187 residents1,071 permits TTM$72,327 median HHI9 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$227,500
ACS 5-Year
Cap rate proxy
9.6%
FMR × 0.65 ÷ Home Value
Rent-to-income
18.6%
HUD FMR ÷ ACS HHI
Net migration
+2.32%
IRS SOI
Permits (TTM)
1,071
Census BPS
Climate risk
70.5
FEMA NRI (0–100)
ZIP 30108
Median home value
$227,500
Gross yield
5.1%
Buy Box score
0.3
Section 8 gap
-13.7%
Affordability
P/I: 3.5R/I: —
Section 8 detail
SAFMR: $970Rent: $1,124Gap: -13.7%
ZIP code breakdown9 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Buy Box score ↓ | Section 8 gap |
|---|---|---|---|---|---|
| 30180 | $227,500 | $1,680 | 8.9% | 0.9 | 49.5% |
| 30179 | $227,500 | $1,340 | 7.1% | 0.7 | 19.2% |
| 30116 | $227,500 | $1,340 | 7.1% | 0.6 | 19.2% |
| 30117 | $227,500 | $1,290 | 6.8% | 0.5 | 14.8% |
| 30170 | $227,500 | $1,170 | 6.2% | 0.4 | 4.1% |
| 30182 | $227,500 | $1,030 | 5.4% | 0.3 | -8.4% |
| 30108 | $227,500 | $970 | 5.1% | 0.3 | -13.7% |
| 30185 | $227,500 | $1,040 | 5.5% | 0.3 | -7.5% |
| 30118 | $227,500 | $1,290 | 6.8% | — | 14.8% |
Sort by any column. Click a ZIP for detail.
Demographics
Owner-occupied
69.3%
Census ACS
Vacancy rate
7.6%
Census ACS
Bachelor's degree +
22.4%
Census ACS
Rent burdened
48.2%
Census ACS (>30% income)
Median age
35.3
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