SIALIMStatistical Intelligence for America's Local Investment Markets

30040Cumming, GA Home Values

Typical home value $600,890 as of June 2026 · 21st of 203 in Atlanta-Sandy Springs-Alpharetta, GA

Typical value — June 2026
$600,890
observed, not a forecast
Past 12 months
-2.6%
trailing year-over-year change
Past 5 years
+37.3%
June 2021 to June 2026
Rank in metro
21st
of 203 ZIP codes, by value

Blue: typical home value (Zillow ZHVI) in ZIP code 30040, June 2021 to June 2026. This page shows observed data only; no forecast.

How 30040 compares in the Atlanta-Sandy Springs-Alpharetta, GA area

ZIP code 30040 (Cumming, GA) has a typical home value of $600,890 as of June 2026, ranking 21st of 203 ZIP codes tracked in the Atlanta-Sandy Springs-Alpharetta, GA area, more expensive than about 90% of ZIP codes in the metro. Prices here have moved -2.6% over the trailing 12 months. Over the past five years, the typical value in this ZIP code has changed +37.3%, from $437,549 in June 2021 to $600,890 in June 2026. Against observed rent, the typical home here sells for 21.2× the annual rent ($2,361/mo), a common way to gauge whether buying looks cheap relative to renting in this ZIP code.

Every figure above is observed Zillow data. Sialim's forecasting engine works at the metro level; see the Atlanta-Sandy Springs-Alpharetta, GA forecast for a modeled outlook, or browse the full ranked list of ZIP codes in Atlanta.

Population and demographics

ZIP code 30040 has a population of 79,580, per the Census Bureau's American Community Survey 5-year estimate. By race and ethnicity: 68% White, 11.7% Asian, 10.8% Hispanic or Latino, 4.8% two or more races, 4.1% Black or African American, 0.6% another race, and 0.1% American Indian or Alaska Native.

Nearby public schools

SchoolAddressDistance
Kelly Mill Elementary1180 Chamblee Gap Rd, Cumming, GA1.2 mi
Sawnee Elementary School1616 Canton Hwy, Cumming, GA1.2 mi
Forsyth Central High School131 Almon C. Hill Drive, Cumming, GA2.2 mi

Distance is straight-line from the ZIP code's center; driving distance will be longer. School attendance is set by district boundaries, not proximity. Confirm which school a specific address is zoned for with the local school district. Source: National Center for Education Statistics.

Frequently asked questions

What is the typical home value in ZIP code 30040?

$600,890 as of June 2026, the latest month Zillow has published observed data for.

Is 30040 an expensive ZIP code in the Atlanta-Sandy Springs-Alpharetta, GA area?

30040 ranks 21st of 203 ZIP codes in the Atlanta-Sandy Springs-Alpharetta, GA area by typical home value, more expensive than about 90% of ZIP codes in the metro.

How much have home values in 30040 changed over the past year?

-2.6% over the trailing 12 months, from observed Zillow data.

Is it cheaper to buy or rent in ZIP code 30040?

The typical home price is 21.2× the observed annual rent in this ZIP code ($2,361/mo). Lower multiples favor buying over renting, all else equal.

What is the population of ZIP code 30040?

79,580, per the US Census Bureau's American Community Survey 5-year estimate.

What are the closest public schools to ZIP code 30040?

Kelly Mill Elementary (1.2 mi), Sawnee Elementary School (1.2 mi), Forsyth Central High School (2.2 mi), by straight-line distance from the ZIP code's center. School attendance is set by district boundaries, not proximity. Confirm assignment with the local school district.

Is this page showing a forecast for 30040?

No. Every number on this page is observed Zillow data as of June 2026, not a forecast. Sialim's forecasting engine runs at the metro level; see the Atlanta-Sandy Springs-Alpharetta, GA forecast for a modeled outlook.

ZIP-level values shown here are observed Zillow data, not forecasts. Sialim's forecasting engine works at the metro level today; ZIP-level forecasts are planned for Sialim Pro. Data © Zillow, via Zillow Research.