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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/46204

46204

ZIP 46204 is in Indianapolis, Indiana, in Marion County; area codes 317 and 463; Eastern time. Indianapolis has 63 ZIP codes in all.

Type
Standard
Time zone
America/Indiana/Indianapolis
County
Marion
Population
11,400
Coordinates
39.7706, -86.1571
☼ Live from 46204 — Indianapolis, IN

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Local time: —

Where 46204 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 46204
  • 🔢 Type 46204 into a pocket calculator and turn it upside down: hOZgh — not quite a word, sorry.
  • ➕ As a number, 46,204 = 2 × 2 × 11551. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011010001111100
  • 🏠 Its numerical neighbours: 46203 (Indianapolis, IN, 4 mi away) and 46205 (Indianapolis, IN, 4 mi away).
  • 🔄 Backwards, 46204 becomes 40264, which is not a ZIP code at all.
  • 👥 32 other ZIP codes are made of exactly the same digits (02446, 02464, 02644, 04426, 04462, 04624, …). The farthest-flung twin is 04624 in Corea, ME, 983 miles away.
  • 🧭 Farther north than 54% of all ZIP codes, and farther east than 53%.
  • 🎯659 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 46204 and you would come out at 39.77°S, 93.84°E — 1,330 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 59m of daylight. Shortest: 9h 21m.
  • 📏 At 1.1 square miles of land, 46204 is bigger than 9% of ZIP codes — about 550 football fields.
🌙 The sky over 46204 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population11,400This ZIP11,400
Households6,499This ZIP6,499
Housing units7,408This ZIP7,408
Median age30.8This ZIP30.8Indiana38.1US 38.9
Median household income$86,396This ZIP$86,396Indiana$71,957US $80,734
Median home value$381,400This ZIP$381,400Indiana$218,200US $332,700
Median gross rent$1,638This ZIP$1,638Indiana$1,062US $1,413
Bachelor's degree or higher63.1%This ZIP63.1%
Mean commute19.4 minThis ZIP19.4 min
Population density10,026.4 / sq miThis ZIP10,026.4 / sq mi

Business and tax activity

Business establishments1,658This ZIP1,658
Employees50,154This ZIP50,154
Annual payroll$5,485,594,000This ZIP$5,485,594,000
Tax returns filed4,810This ZIP4,810
Total adjusted gross income$620,373,000This ZIP$620,373,000

Land area

Land area1.14 sq miThis ZIP1.14 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 46204

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

ZIP codes near 46204

ZIPCityDistance
46255 Indianapolis, IN 0.2 mi
46262 Indianapolis, IN 0.2 mi
46266 Indianapolis, IN 0.2 mi
46207 Indianapolis, IN 0.3 mi
46206 Indianapolis, IN 0.7 mi
46202 Indianapolis, IN 1.0 mi
46209 Indianapolis, IN 1.4 mi
46211 Indianapolis, IN 1.4 mi
46230 Indianapolis, IN 1.4 mi
46242 Indianapolis, IN 1.4 mi

Find every ZIP code within 10 miles of 46204 →

Questions about this ZIP code

Where is ZIP code 46204?

46204 is in Indianapolis, Indiana, in Marion County, part of the Indianapolis-Carmel-Greenwood, IN metropolitan area. Its published point location is 39.7706, -86.1571.

What county is 46204 in?

46204 lies in Marion County.

What area code is 46204?

Indianapolis uses area codes 317 and 463, from NANPA's telephone records.

What time zone is 46204 in?

46204 uses America/Indiana/Indianapolis.

How many people live in 46204?

About 11,400 people live in ZIP code 46204, in 6,499 households, at 10,026.4 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 46204?

$86,396 a year, against $71,957 across Indiana.

What ZIP codes are near 46204?

The closest are 46255 (0.2 mi), 46262 (0.2 mi), 46266 (0.2 mi), 46207 (0.3 mi) and 46206 (0.7 mi).

Is 46204 a PO Box ZIP code?

46204 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “46204 ZIP Code — Indianapolis, Indiana (Marion County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/46204

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