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/12309

12309

ZIP 12309 is in Schenectady, New York, mostly in Schenectady County; area codes 518 and 838; Eastern time. Schenectady has 11 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Schenectady +1 more
Population
33,246
Coordinates
42.7999, -73.8650
☼ Live from 12309 — Schenectady, NY

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 12309 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 12309
  • 🔢 Type 12309 into a pocket calculator and turn it upside down: GOEZI — not quite a word, sorry.
  • ➕ As a number, 12,309 = 3 × 11 × 373. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000000010101
  • 🏠 Its numerical neighbours: 12308 (Schenectady, NY, 3 mi away) and 12325 (Schenectady, NY, 10 mi away).
  • 🔄 Backwards, 12309 becomes 90321, which is not a ZIP code at all.
  • 👥 65 other ZIP codes are made of exactly the same digits (01923, 02139, 03291, 09123, 09132, 09213, …). The farthest-flung twin is 09213 in APO AE, a military post office, 3,757 miles away.
  • 🧭 Farther north than 81% of all ZIP codes, and farther east than 91%.
  • 🎯1,294 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 12309 and you would come out at 42.80°S, 106.14°E — 919 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 20m of daylight. Shortest: 9h 01m.
  • 📏 At 17.6 square miles of land, 12309 is bigger than 35% of ZIP codes — room for about 13 Central Parks.
🌙 The sky over 12309 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population33,246This ZIP33,246
Households12,767This ZIP12,767
Housing units13,610This ZIP13,610
Median age41.3This ZIP41.3New York39.8US 38.9
Median household income$125,274This ZIP$125,274New York$85,974US $80,734
Median home value$330,700This ZIP$330,700New York$423,800US $332,700
Median gross rent$1,499This ZIP$1,499New York$1,621US $1,413
Bachelor's degree or higher61.1%This ZIP61.1%
Mean commute20.9 minThis ZIP20.9 min
Population density1,892.6 / sq miThis ZIP1,892.6 / sq mi

Business and tax activity

Business establishments442This ZIP442
Employees8,546This ZIP8,546
Annual payroll$767,195,000This ZIP$767,195,000
Tax returns filed15,740This ZIP15,740
Total adjusted gross income$1,821,915,000This ZIP$1,821,915,000

Land area

Land area17.57 sq miThis ZIP17.57 sq mi
Water area0.91 sq miThis ZIP0.91 sq mi

Counties 12309 spans

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

CountyShare of this ZIP
Schenectady County 81.5%
Albany County 18.5%

Other place names in 12309

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

ZIP codes near 12309

ZIPCityDistance
12148 Rexford, NY 2.1 mi
12304 Schenectady, NY 2.4 mi
12308 Schenectady, NY 3.2 mi
12307 Schenectady, NY 3.5 mi
12301 Schenectady, NY 3.9 mi
12345 Schenectady, NY 3.9 mi
12008 Alplaus, NY 4.3 mi
12305 Schenectady, NY 4.4 mi
12303 Schenectady, NY 4.8 mi
12065 Clifton Park, NY 5.4 mi

Find every ZIP code within 10 miles of 12309 →

Questions about this ZIP code

Where is ZIP code 12309?

12309 is in Schenectady, New York, in Schenectady County, part of the Albany-Schenectady-Troy, NY metropolitan area. Its published point location is 42.7999, -73.8650.

What county is 12309 in?

12309 spans 2 counties: Schenectady County and Albany County. Most of it falls in Schenectady 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 12309?

Schenectady uses area codes 518 and 838, from NANPA's telephone records.

What time zone is 12309 in?

12309 uses America/New_York.

How many people live in 12309?

About 33,246 people live in ZIP code 12309, in 12,767 households, at 1,892.6 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 12309?

$125,274 a year, against $85,974 across New York.

What ZIP codes are near 12309?

The closest are 12148 (2.1 mi), 12304 (2.4 mi), 12308 (3.2 mi), 12307 (3.5 mi) and 12301 (3.9 mi).

Is 12309 a PO Box ZIP code?

12309 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “12309 ZIP Code — Schenectady, New York (Schenectady County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/12309

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/12309.json

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