49230
ZIP 49230 is Brooklyn, 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
- 10,077
- Coordinates
- 42.0904, -84.2173
Weather right now
Asking the National Weather Service…
Where 49230 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.
- 🔢 Type 49230 into a pocket calculator and turn it upside down: OEZGh — not quite a word, sorry.
- ➕ As a number, 49,230 = 2 × 3 × 3 × 5 × 547. Its digits add up to 18, a total 2,332 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100000001001110 - 🏠 Its numerical neighbours: 49229 (Britton, MI, 21 mi away) and 49232 (Camden, MI, 33 mi away).
- 🔄 Backwards, 49230 becomes 03294, which is not a ZIP code at all.
- 👥 51 other ZIP codes are made of exactly the same digits (02349, 02493, 03249, 04239, 04923, 04932, …). The farthest-flung twin is 94302 in Palo Alto, CA, 2,023 miles away.
- 🧭 Farther north than 76% of all ZIP codes, and farther east than 59%.
- 🎯765 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 49230 and you would come out at 42.09°S, 95.78°E — 1,305 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 15m of daylight. Shortest: 9h 06m.
- 📏 At 64.0 square miles of land, 49230 is bigger than 66% of ZIP codes — room for about 49 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 10,077This ZIP10,077 |
|---|---|
| Households | 4,445This ZIP4,445 |
| Housing units | 5,916This ZIP5,916 |
| Median age | 55.3This ZIP55.3Michigan40.2US 38.9 |
| Median household income | $83,458This ZIP$83,458Michigan$72,875US $80,734 |
| Median home value | $270,000This ZIP$270,000Michigan$231,600US $332,700 |
| Median gross rent | $1,197This ZIP$1,197Michigan$1,129US $1,413 |
| Bachelor's degree or higher | 27.4%This ZIP27.4% |
| Mean commute | 39.1 minThis ZIP39.1 min |
| Population density | 157.4 / sq miThis ZIP157.4 / sq mi |
Business and tax activity
| Business establishments | 213This ZIP213 |
|---|---|
| Employees | 1,901This ZIP1,901 |
| Annual payroll | $76,449,000This ZIP$76,449,000 |
| Tax returns filed | 5,510This ZIP5,510 |
| Total adjusted gross income | $437,852,000This ZIP$437,852,000 |
Land area
| Land area | 64.02 sq miThis ZIP64.02 sq mi |
|---|---|
| Water area | 6.49 sq miThis ZIP6.49 sq mi |
Counties 49230 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Jackson County | 73.2% |
| Lenawee County | 26.8% |
Other place names in 49230
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 49230
| ZIP | City | Distance |
|---|---|---|
49263 | Norvell, MI | 5.0 mi |
49261 | Napoleon, MI | 5.2 mi |
49265 | Onsted, MI | 6.2 mi |
49233 | Cement City, MI | 7.9 mi |
49234 | Clarklake, MI | 8.2 mi |
49287 | Tipton, MI | 8.7 mi |
49220 | Addison, MI | 8.8 mi |
49253 | Manitou Beach, MI | 9.3 mi |
49281 | Somerset, MI | 9.5 mi |
49282 | Somerset Center, MI | 10.2 mi |
Find every ZIP code within 10 miles of 49230 →
Questions about this ZIP code
Where is ZIP code 49230?
49230 is in Brooklyn, Michigan, in Jackson County, part of the Jackson, MI metropolitan area. Its published point location is 42.0904, -84.2173.
What county is 49230 in?
49230 spans 2 counties: Jackson County and Lenawee 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 49230?
Brooklyn uses area code 517, from NANPA's telephone records.
What time zone is 49230 in?
49230 uses America/Detroit.
How many people live in 49230?
About 10,077 people live in ZIP code 49230, in 4,445 households, at 157.4 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 49230?
$83,458 a year, against $72,875 across Michigan.
What ZIP codes are near 49230?
The closest are 49263 (5 mi), 49261 (5.2 mi), 49265 (6.2 mi), 49233 (7.9 mi) and 49234 (8.2 mi).
Is 49230 a PO Box ZIP code?
49230 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “49230 ZIP Code — Brooklyn, Michigan (Jackson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/49230
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/49230.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.