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Where 30557 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 30557 into a pocket calculator and turn it upside down: LSSOE — not quite a word, sorry.
- ➕ 30557 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 20, a total 2,586 other ZIP codes share.
- 💾In binary, the way a computer stores it:
111011101011101 - 🏠 Its numerical neighbours: 30555 (Mc Caysville, GA, 78 mi away) and 30558 (Maysville, GA, 26 mi away).
- 🔄 Backwards, 30557 becomes 75503 — and that is a real ZIP code: Texarkana, TX, 631 miles away.
- 👥 34 other ZIP codes are made of exactly the same digits (03575, 03755, 05357, 05735, 05753, 30575, …). The farthest-flung twin is 57350 in Huron, SD, 1,051 miles away.
- 🧭 Farther south than 76% of all ZIP codes, and farther east than 62%.
- 🎯923 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 30557 and you would come out at 34.48°S, 96.82°E — 1,113 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 28m of daylight. Shortest: 9h 51m.
- 📏 At 58.2 square miles of land, 30557 is bigger than 64% of ZIP codes — room for about 44 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 4,756This ZIP4,756 |
|---|---|
| Households | 1,862This ZIP1,862 |
| Housing units | 2,553This ZIP2,553 |
| Median age | 39.8This ZIP39.8Georgia37.6US 38.9 |
| Median household income | $64,722This ZIP$64,722Georgia$77,353US $80,734 |
| Median home value | $185,700This ZIP$185,700Georgia$303,300US $332,700 |
| Median gross rent | $867This ZIP$867Georgia$1,393US $1,413 |
| Bachelor's degree or higher | 15.2%This ZIP15.2% |
| Mean commute | 27.8 minThis ZIP27.8 min |
| Population density | 81.8 / sq miThis ZIP81.8 / sq mi |
Business and tax activity
| Business establishments | 40This ZIP40 |
|---|---|
| Employees | 194This ZIP194 |
| Annual payroll | $8,419,000This ZIP$8,419,000 |
| Tax returns filed | 2,330This ZIP2,330 |
| Total adjusted gross income | $153,431,000This ZIP$153,431,000 |
Land area
| Land area | 58.17 sq miThis ZIP58.17 sq mi |
|---|---|
| Water area | 2.63 sq miThis ZIP2.63 sq mi |
Counties 30557 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Franklin County | 61.6% |
| Stephens County | 38.4% |
Other place names in 30557
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 30557
| ZIP | City | Distance |
|---|---|---|
30538 | Eastanollee, GA | 4.7 mi |
30553 | Lavonia, GA | 6.3 mi |
30577 | Toccoa, GA | 9.8 mi |
30521 | Carnesville, GA | 10.2 mi |
30516 | Bowersville, GA | 11.1 mi |
30520 | Canon, GA | 11.3 mi |
29693 | Westminster, SC | 11.3 mi |
29643 | Fair Play, SC | 12.1 mi |
30598 | Toccoa Falls, GA | 12.6 mi |
30639 | Franklin Springs, GA | 13.7 mi |
Find every ZIP code within 10 miles of 30557 →
Questions about this ZIP code
Where is ZIP code 30557?
30557 is in Martin, Georgia, in Franklin County. Its published point location is 34.4798, -83.1849.
What county is 30557 in?
30557 spans 2 counties: Franklin County and Stephens County. Most of it falls in Franklin 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 30557?
Martin uses area codes 762 and 706, from NANPA's telephone records.
What time zone is 30557 in?
30557 uses America/New_York.
How many people live in 30557?
About 4,756 people live in ZIP code 30557, in 1,862 households, at 81.8 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 30557?
$64,722 a year, against $77,353 across Georgia.
What ZIP codes are near 30557?
The closest are 30538 (4.7 mi), 30553 (6.3 mi), 30577 (9.8 mi), 30521 (10.2 mi) and 30516 (11.1 mi).
Is 30557 a PO Box ZIP code?
30557 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “30557 ZIP Code — Martin, Georgia (Franklin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/30557
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/30557.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.