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/12305

12305

ZIP 12305 is in Schenectady, New York, 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
Population
7,356
Coordinates
42.8120, -73.9503
☼ Live from 12305 — Schenectady, NY

Weather right now

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Local time: —

Where 12305 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 12305
  • 🔢 Type 12305 into a pocket calculator and turn it upside down: SOEZI — not quite a word, sorry.
  • ➕ As a number, 12,305 = 5 × 23 × 107. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000000010001
  • 🏠 Its numerical neighbours: 12304 (Schenectady, NY, 4 mi away) and 12306 (Schenectady, NY, 5 mi away).
  • 🔄 Backwards, 12305 becomes 50321 — and that is a real ZIP code: Des Moines, IA, 1,011 miles away.
  • 👥 73 other ZIP codes are made of exactly the same digits (01235, 01253, 01523, 01532, 02135, 02153, …). The farthest-flung twin is 51023 in Hawarden, IA, 1,136 miles away.
  • 🧭 Farther north than 81% of all ZIP codes, and farther east than 91%.
  • 🎯1,290 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 12305 and you would come out at 42.81°S, 106.05°E — 922 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 20m of daylight. Shortest: 9h 01m.
  • 📏 At 1.5 square miles of land, 12305 is bigger than 10% of ZIP codes — room for about 1.1 Central Parks.
🌙 The sky over 12305 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population7,356This ZIP7,356
Households3,636This ZIP3,636
Housing units3,980This ZIP3,980
Median age35.3This ZIP35.3New York39.8US 38.9
Median household income$53,326This ZIP$53,326New York$85,974US $80,734
Median home value$217,500This ZIP$217,500New York$423,800US $332,700
Median gross rent$1,142This ZIP$1,142New York$1,621US $1,413
Bachelor's degree or higher39.5%This ZIP39.5%
Mean commute18.8 minThis ZIP18.8 min
Population density4,950.2 / sq miThis ZIP4,950.2 / sq mi

Business and tax activity

Business establishments369This ZIP369
Employees6,801This ZIP6,801
Annual payroll$424,528,000This ZIP$424,528,000
Tax returns filed2,290This ZIP2,290
Total adjusted gross income$153,858,000This ZIP$153,858,000

Land area

Land area1.49 sq miThis ZIP1.49 sq mi
Water area0.09 sq miThis ZIP0.09 sq mi

Other place names in 12305

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

ZIP codes near 12305

ZIPCityDistance
12301 Schenectady, NY 0.6 mi
12345 Schenectady, NY 0.6 mi
12307 Schenectady, NY 1.0 mi
12308 Schenectady, NY 1.6 mi
12008 Alplaus, NY 3.6 mi
12304 Schenectady, NY 3.7 mi
12309 Schenectady, NY 4.4 mi
12303 Schenectady, NY 4.5 mi
12306 Schenectady, NY 4.8 mi
12302 Schenectady, NY 4.9 mi

Find every ZIP code within 10 miles of 12305 →

Questions about this ZIP code

Where is ZIP code 12305?

12305 is in Schenectady, New York, in Schenectady County, part of the Albany-Schenectady-Troy, NY metropolitan area. Its published point location is 42.8120, -73.9503.

What county is 12305 in?

12305 lies in Schenectady County.

What area code is 12305?

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

What time zone is 12305 in?

12305 uses America/New_York.

How many people live in 12305?

About 7,356 people live in ZIP code 12305, in 3,636 households, at 4,950.2 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 12305?

$53,326 a year, against $85,974 across New York.

What ZIP codes are near 12305?

The closest are 12301 (0.6 mi), 12345 (0.6 mi), 12307 (1 mi), 12308 (1.6 mi) and 12008 (3.6 mi).

Is 12305 a PO Box ZIP code?

12305 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “12305 ZIP Code — Schenectady, New York (Schenectady County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/12305

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