12857
ZIP 12857 is Olmstedville, New York, mostly in Essex County; area codes 518 and 838; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Essex +1 more
- Metro area
- none
- Population
- 606
- Coordinates
- 43.8332, -73.9468
Weather right now
Asking the National Weather Service…
Where 12857 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 12857 into a pocket calculator and turn it upside down: LSBZI — not quite a word, sorry.
- ➕ As a number, 12,857 = 13 × 23 × 43. Its digits add up to 23, a total 2,533 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11001000111001 - 🏠 Its numerical neighbours: 12856 (North River, NY, 15 mi away) and 12858 (Paradox, NY, 13 mi away).
- 🔄 Backwards, 12857 becomes 75821, which is not a ZIP code at all.
- 👥 48 other ZIP codes are made of exactly the same digits (12578, 12758, 12785, 15278, 15728, 15827, …). The farthest-flung twin is 85172 in Stanfield, AZ, 2,171 miles away.
- 🧭 Farther north than 87% of all ZIP codes, and farther east than 91%.
- 🎯1,293 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 12857 and you would come out at 43.83°S, 106.05°E — 978 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 28m of daylight. Shortest: 8h 54m.
- 📏 At 68.4 square miles of land, 12857 is bigger than 68% of ZIP codes — room for about 52 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 606This ZIP606 |
|---|---|
| Households | 322This ZIP322 |
| Housing units | 646This ZIP646 |
| Median age | 57.8This ZIP57.8New York39.8US 38.9 |
| Median household income | $68,500This ZIP$68,500New York$85,974US $80,734 |
| Median home value | $203,800This ZIP$203,800New York$423,800US $332,700 |
| Median gross rent | $790This ZIP$790New York$1,621US $1,413 |
| Bachelor's degree or higher | 34.6%This ZIP34.6% |
| Mean commute | 36.1 minThis ZIP36.1 min |
| Population density | 8.9 / sq miThis ZIP8.9 / sq mi |
Business and tax activity
| Business establishments | 10This ZIP10 |
|---|---|
| Employees | 46This ZIP46 |
| Annual payroll | $2,038,000This ZIP$2,038,000 |
| Tax returns filed | 250This ZIP250 |
| Total adjusted gross income | $15,247,000This ZIP$15,247,000 |
Land area
| Land area | 68.38 sq miThis ZIP68.38 sq mi |
|---|---|
| Water area | 1.05 sq miThis ZIP1.05 sq mi |
Counties 12857 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Essex County | 98.2% |
| Warren County | 1.8% |
ZIP codes near 12857
| ZIP | City | Distance |
|---|---|---|
12851 | Minerva, NY | 8.7 mi |
12870 | Schroon Lake, NY | 9.0 mi |
12862 | Riparius, NY | 10.0 mi |
12860 | Pottersville, NY | 10.1 mi |
12808 | Adirondack, NY | 11.5 mi |
12872 | Severance, NY | 11.7 mi |
12858 | Paradox, NY | 12.5 mi |
12853 | North Creek, NY | 13.2 mi |
12886 | Wevertown, NY | 13.7 mi |
12852 | Newcomb, NY | 14.2 mi |
Find every ZIP code within 10 miles of 12857 →
Questions about this ZIP code
Where is ZIP code 12857?
12857 is in Olmstedville, New York, in Essex County. Its published point location is 43.8332, -73.9468.
What county is 12857 in?
12857 spans 2 counties: Essex County and Warren County. Most of it falls in Essex 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 12857?
Olmstedville uses area codes 518 and 838, from NANPA's telephone records.
What time zone is 12857 in?
12857 uses America/New_York.
How many people live in 12857?
About 606 people live in ZIP code 12857, in 322 households, at 8.9 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 12857?
$68,500 a year, against $85,974 across New York.
What ZIP codes are near 12857?
The closest are 12851 (8.7 mi), 12870 (9 mi), 12862 (10 mi), 12860 (10.1 mi) and 12808 (11.5 mi).
Is 12857 a PO Box ZIP code?
12857 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “12857 ZIP Code — Olmstedville, New York (Essex County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/12857
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/12857.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.