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zipcodes.pro — ZIP/30040

30040

ZIP 30040 is in Cumming, Georgia, mostly in Forsyth County; area codes 470, 678, 770 and 943; Eastern time. Cumming has 3 ZIP codes; the others are 30028 and 30041.

Type
Standard
Time zone
America/New_York
County
Forsyth +1 more
Population
82,532
Coordinates
34.2234, -84.1764
☼ Live from 30040 — Cumming, GA

Weather right now

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Local time: —

Where 30040 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 30040
  • 🔢 Type 30040 into a pocket calculator and turn it upside down: OhOOE — not quite a word, sorry.
  • ➕ As a number, 30,040 = 2 × 2 × 2 × 5 × 751. Its digits add up to 7, a total 150 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111010101011000
  • 🏠 Its numerical neighbours: 30039 (Snellville, GA, 30 mi away) and 30041 (Cumming, GA, 5 mi away).
  • 🔄 Backwards, 30040 becomes 04003 — and that is a real ZIP code: Bailey Island, ME, 1,004 miles away.
  • 👥 5 other ZIP codes are made of exactly the same digits (03040, 04003, 04030, 30004, 40003). The farthest-flung twin is 04003 in Bailey Island, ME, 1,004 miles away.
  • 🧭 Farther south than 77% of all ZIP codes, and farther east than 59%.
  • 🎯882 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 30040 and you would come out at 34.22°S, 95.82°E — 1,169 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 52m.
  • 📏 At 57.7 square miles of land, 30040 is bigger than 63% of ZIP codes — room for about 44 Central Parks.
🌙 The sky over 30040 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population82,532This ZIP82,532
Households27,727This ZIP27,727
Housing units28,538This ZIP28,538
Median age39.6This ZIP39.6Georgia37.6US 38.9
Median household income$137,211This ZIP$137,211Georgia$77,353US $80,734
Median home value$526,100This ZIP$526,100Georgia$303,300US $332,700
Median gross rent$2,075This ZIP$2,075Georgia$1,393US $1,413
Bachelor's degree or higher56.0%This ZIP56.0%
Mean commute29.8 minThis ZIP29.8 min
Population density1,431.0 / sq miThis ZIP1,431.0 / sq mi

Business and tax activity

Business establishments2,515This ZIP2,515
Employees22,120This ZIP22,120
Annual payroll$1,116,340,000This ZIP$1,116,340,000
Tax returns filed37,500This ZIP37,500
Total adjusted gross income$4,827,101,000This ZIP$4,827,101,000

Land area

Land area57.68 sq miThis ZIP57.68 sq mi
Water area0.52 sq miThis ZIP0.52 sq mi

Counties 30040 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Forsyth County 97.8%
Cherokee County 2.2%

Other place names in 30040

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 30040

ZIPCityDistance
30028 Cumming, GA 4.8 mi
30041 Cumming, GA 4.9 mi
30004 Alpharetta, GA 8.5 mi
30005 Alpharetta, GA 9.6 mi
30518 Buford, GA 10.8 mi
30024 Suwanee, GA 12.1 mi
30023 Alpharetta, GA 12.2 mi
30009 Alpharetta, GA 12.4 mi
30107 Ball Ground, GA 12.4 mi
30115 Canton, GA 12.9 mi

Find every ZIP code within 10 miles of 30040 →

Questions about this ZIP code

Where is ZIP code 30040?

30040 is in Cumming, Georgia, in Forsyth County, part of the Atlanta-Sandy Springs-Roswell, GA metropolitan area. Its published point location is 34.2234, -84.1764.

What county is 30040 in?

30040 spans 2 counties: Forsyth County and Cherokee County. Most of it falls in Forsyth County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 30040?

Cumming uses area codes 470, 678, 770 and 943, from NANPA's telephone records.

What time zone is 30040 in?

30040 uses America/New_York.

How many people live in 30040?

About 82,532 people live in ZIP code 30040, in 27,727 households, at 1,431.0 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 30040?

$137,211 a year, against $77,353 across Georgia.

What ZIP codes are near 30040?

The closest are 30028 (4.8 mi), 30041 (4.9 mi), 30004 (8.5 mi), 30005 (9.6 mi) and 30518 (10.8 mi).

Is 30040 a PO Box ZIP code?

30040 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “30040 ZIP Code — Cumming, Georgia (Forsyth County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/30040

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