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zipcodes.pro — ZIP/49240

49240

ZIP 49240 is Grass Lake, Michigan, mostly in Jackson County; area code 517; Eastern time.

Type
Standard
Time zone
America/Detroit
County
Jackson +1 more
Metro area
Jackson, MI
Population
8,863
Coordinates
42.2720, -84.1797
☼ Live from 49240 — Grass Lake, MI

Weather right now

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Local time: —

Where 49240 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 49240
  • 🔢 Type 49240 into a pocket calculator and turn it upside down: OhZGh — not quite a word, sorry.
  • ➕ As a number, 49,240 = 2 × 2 × 2 × 5 × 1231. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100000001011000
  • 🏠 Its numerical neighbours: 49239 (Frontier, MI, 40 mi away) and 49241 (Hanover, MI, 24 mi away).
  • 🔄 Backwards, 49240 becomes 04294 — and that is a real ZIP code: Wilton, ME, 715 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (02494, 04294, 04429, 04492, 04924, 04942, …). The farthest-flung twin is 09244 in APO AE, a military post office, 4,240 miles away.
  • 🧭 Farther north than 77% of all ZIP codes, and farther east than 59%.
  • 🎯768 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 49240 and you would come out at 42.27°S, 95.82°E — 1,309 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 16m of daylight. Shortest: 9h 05m.
  • 📏 At 104.1 square miles of land, 49240 is bigger than 79% of ZIP codes — room for about 79 Central Parks.
🌙 The sky over 49240 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population8,863This ZIP8,863
Households3,629This ZIP3,629
Housing units3,907This ZIP3,907
Median age46.8This ZIP46.8Michigan40.2US 38.9
Median household income$99,681This ZIP$99,681Michigan$72,875US $80,734
Median home value$298,700This ZIP$298,700Michigan$231,600US $332,700
Median gross rent$1,135This ZIP$1,135Michigan$1,129US $1,413
Bachelor's degree or higher31.9%This ZIP31.9%
Mean commute26.3 minThis ZIP26.3 min
Population density85.1 / sq miThis ZIP85.1 / sq mi

Business and tax activity

Business establishments129This ZIP129
Employees1,328This ZIP1,328
Annual payroll$111,663,000This ZIP$111,663,000
Tax returns filed4,680This ZIP4,680
Total adjusted gross income$399,961,000This ZIP$399,961,000

Land area

Land area104.10 sq miThis ZIP104.10 sq mi
Water area3.61 sq miThis ZIP3.61 sq mi

Counties 49240 spans

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

CountyShare of this ZIP
Jackson County 84.7%
Washtenaw County 15.3%

Other place names in 49240

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

ZIP codes near 49240

ZIPCityDistance
49263 Norvell, MI 7.9 mi
48118 Chelsea, MI 7.9 mi
49254 Michigan Center, MI 8.0 mi
49261 Napoleon, MI 8.3 mi
49259 Munith, MI 8.6 mi
48158 Manchester, MI 11.1 mi
49204 Jackson, MI 11.5 mi
49202 Jackson, MI 11.8 mi
49203 Jackson, MI 11.9 mi
49272 Pleasant Lake, MI 12.2 mi

Find every ZIP code within 10 miles of 49240 →

Questions about this ZIP code

Where is ZIP code 49240?

49240 is in Grass Lake, Michigan, in Jackson County, part of the Jackson, MI metropolitan area. Its published point location is 42.2720, -84.1797.

What county is 49240 in?

49240 spans 2 counties: Jackson County and Washtenaw County. Most of it falls in Jackson 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 49240?

Grass Lake uses area code 517, from NANPA's telephone records.

What time zone is 49240 in?

49240 uses America/Detroit.

How many people live in 49240?

About 8,863 people live in ZIP code 49240, in 3,629 households, at 85.1 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 49240?

$99,681 a year, against $72,875 across Michigan.

What ZIP codes are near 49240?

The closest are 49263 (7.9 mi), 48118 (7.9 mi), 49254 (8 mi), 49261 (8.3 mi) and 49259 (8.6 mi).

Is 49240 a PO Box ZIP code?

49240 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “49240 ZIP Code — Grass Lake, Michigan (Jackson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/49240

Machine-readable version of these facts:

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