Roofs in Cumming, GA: home ages, storms and what to plan for

Cumming, GA has about 66,389 homes. Most were built in the 2000s, which tells you a lot about where its roofs are in their life: about 38% of homes would be on at least their second roof by now.

When homes here were built

Share of homes by decade built (Census ACS 2023 5-year). Clay bars: built long enough ago that the original roof would be at or past a typical asphalt shingle lifespan in Georgia.

86% of homes are single-family detached houses and 86% of occupied homes are owner-occupied.

Many homes here are reaching the point where an original builder-grade roof is wearing out: granules in the gutters, brittle tabs, and the first leaks around pipe boots. See signs you need a new roof and pipe boot leaks.

Storm exposure

Since October 14, 2020, radar estimates and National Weather Service reports show hail of three quarters of an inch or more on 13 days here, 6 of them at an inch or more. The largest estimate was 1.75 in on April 10, 2025, and the most recent was August 9, 2026. Hail this frequent is a good reason to look at impact-resistant shingles at replacement time: Class 4 shingles in Georgia.

Full storm history: 30028 · 30040 · 30041 on the North Georgia Hail Map.

Zip codes: 30028, 30040, 30041.

Questions homeowners ask

• Do metal roofs need drip edge?
• Does a powder treatment prevent roof moss from coming back?
• Are architectural shingles good?
• What size roofing nails are used for asphalt shingles?
• What should a roof inspection after a storm include?

Housing data: U.S. Census Bureau, American Community Survey 2023 5-year estimates. Lifespan estimate assumes a typical asphalt shingle roof lasts about 20 to 25 years in Georgia; actual roofs may have been replaced earlier after storms. Hail: NOAA MRMS radar estimates and NWS reports.