Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/30101

30101

ZIP 30101 is in Acworth, Georgia, mostly in Cobb County; Eastern time. Acworth has 2 ZIP codes; the other is 30102.

Type
Standard
Time zone
America/New_York
County
Cobb +3 more
Population
62,593
Coordinates
34.0345, -84.7073
☼ Live from 30101 — Acworth, GA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 30101 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 30101
  • 🔢 Type 30101 into a pocket calculator and turn it upside down: IOIOE — not quite a word, sorry.
  • ➕ As a number, 30,101 = 31 × 971. Its digits add up to 5, a total 55 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111010110010101
  • 🏠 Its numerical neighbours: 30099 (Duluth, GA, 35 mi away) and 30102 (Acworth, GA, 6 mi away).
  • 🔄 Backwards, 30101 becomes 10103 — and that is a real ZIP code: New York, NY, 749 miles away.
  • 👥 18 other ZIP codes are made of exactly the same digits (01013, 01031, 01103, 01301, 03101, 03110, …). The farthest-flung twin is 03101 in Manchester, NH, 944 miles away.
  • 🧭 Farther south than 79% of all ZIP codes, and farther east than 57%.
  • 🎯863 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 30101 and you would come out at 34.03°S, 95.29°E — 1,199 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 25m of daylight. Shortest: 9h 53m.
  • 📏 At 41.0 square miles of land, 30101 is bigger than 54% of ZIP codes — room for about 31 Central Parks.
🌙 The sky over 30101 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population62,593This ZIP62,593
Households21,672This ZIP21,672
Housing units22,616This ZIP22,616
Median age39.2This ZIP39.2Georgia37.6US 38.9
Median household income$110,774This ZIP$110,774Georgia$77,353US $80,734
Median home value$412,400This ZIP$412,400Georgia$303,300US $332,700
Median gross rent$1,788This ZIP$1,788Georgia$1,393US $1,413
Bachelor's degree or higher44.3%This ZIP44.3%
Mean commute32.7 minThis ZIP32.7 min
Population density1,528.3 / sq miThis ZIP1,528.3 / sq mi

Business and tax activity

Business establishments1,324This ZIP1,324
Employees13,575This ZIP13,575
Annual payroll$597,500,000This ZIP$597,500,000
Tax returns filed30,180This ZIP30,180
Total adjusted gross income$3,010,932,000This ZIP$3,010,932,000

Land area

Land area40.96 sq miThis ZIP40.96 sq mi
Water area2.27 sq miThis ZIP2.27 sq mi

Counties 30101 spans

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

CountyShare of this ZIP
Cobb County 68.2%
Paulding County 26.4%
Bartow County 4.9%
Cherokee County 0.6%

Other place names in 30101

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

ZIP codes near 30101

ZIPCityDistance
30152 Kennesaw, GA 4.6 mi
30156 Kennesaw, GA 4.9 mi
30160 Kennesaw, GA 4.9 mi
31144 Kennesaw, GA 5.3 mi
30102 Acworth, GA 5.8 mi
30137 Emerson, GA 6.6 mi
30144 Kennesaw, GA 6.7 mi
30064 Marietta, GA 8.6 mi
30132 Dallas, GA 9.1 mi
30189 Woodstock, GA 10.0 mi

Find every ZIP code within 10 miles of 30101 →

Questions about this ZIP code

Where is ZIP code 30101?

30101 is in Acworth, Georgia, in Cobb County, part of the Atlanta-Sandy Springs-Roswell, GA metropolitan area. Its published point location is 34.0345, -84.7073.

What county is 30101 in?

30101 spans 4 counties: Cobb County, Paulding County, Bartow County and Cherokee County. Most of it falls in Cobb 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 time zone is 30101 in?

30101 uses America/New_York.

How many people live in 30101?

About 62,593 people live in ZIP code 30101, in 21,672 households, at 1,528.3 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 30101?

$110,774 a year, against $77,353 across Georgia.

What ZIP codes are near 30101?

The closest are 30152 (4.6 mi), 30156 (4.9 mi), 30160 (4.9 mi), 31144 (5.3 mi) and 30102 (5.8 mi).

Is 30101 a PO Box ZIP code?

30101 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “30101 ZIP Code — Acworth, Georgia (Cobb County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/30101

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/30101.json

Underlying data is public domain or openly licensed — sources, vintages and licences.