| ZIP Codes: | 3 ZIP Codes (3 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 470 / 678 / 770 / 943 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:11:44 PM |
| Population: | 198,629 [See All] |
| FIPS: | 13117 |
| CBSA: | Atlanta-Sandy Springs-Roswell, GA |
| Land Area: | 176 sq mi |
| Water Area: | 10 sq mi |
| Coordinates: | 34.2332, -84.1572 |
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198,629 residents live across 3 ZIPs covering 176 sq mi, served by 1 distinct USPS-recognized cities.
Population moved from 138,402 to 198,629 from 2014 to 2024 — a +43.5% change. 3 ZIPs gained residents, 0 lost.
The county's wealthiest ZIP 30041 (Cumming, $152,564 median) and poorest ZIP 30040 (Cumming, $137,211) are 6.4 miles apart — a 1.1× income gap across local geography.
Median home values vary 1.2× across this county — from $470,800 in 30028 (Cumming) to $574,300 in 30041 (Cumming).
Density varies 2× across the county — from 772 people/sq mi in 30028 (Cumming) to 1,426 in 30040 (Cumming).
Most of the decade's growth concentrated around Cumming — top growth ZIPs averaged +49.2% over the past ten years ( 30028 , 30040 and 30041 ).
Educational attainment ranges from 44.6% bachelor's+ in 30028 (Cumming) to 59.7% in 30041 (Cumming) — the breadth of educational profiles across the area.
Within Georgia, this is the #12 most populous of 161 counties and ranks #1 for median household income with the #3 fastest decade growth .
On the national stage, Forsyth County is ranks #30 for income , and #21 for decade growth .
Weighted by population, the typical household earns about $143,369 across the county — reflecting what a typical resident sees, not a simple ZIP average.
55.4% of adults age 25+ hold a bachelor's degree or higher (72,274 of 130,572 reporting). The most-educated ZIPs cluster around Cumming.
3 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.