How many zip codes are in Washington County New York?

Washington County, New York contains 21 zip codes.

What is the county seat of Washington County?

The county seat of Washington County, New York is Fort Edward.

What cities are in Washington County?

Washington County USPS city names in this directory include Hudson Falls, Fort Edward, Granville, Greenwich, Cambridge, Whitehall, Fort Ann, Argyle and 13 more. The county seat is Fort Edward.

What is the population of Washington County?

The population of Washington County, New York is approximately 64,902.

What zip codes are in Washington County?

Washington County contains 21 zip codes: 21 standard delivery ZIPs. Browse the table on this page for the complete list.

Washington County, New York Zip Codes

📍 Washington County has 21 zip codes with a population of 64,902.

County

Washington

County Seat

Fort Edward

Zip Codes

Population

64,902

Washington County is located in New York with a land area of 802 square miles. The county seat is Fort Edward. Below you'll find all 21 zip codes in Washington County with population, income and home value, the county's affordability profile, and links to its 21 city pages.

Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).

All Washington County Zip Codes

ZIP Code	City	County	Population	Median Income	Median Home	Details
12057	Eagle Bridge	Washington	1,966	$66,958	$206,300	View →
12809	Argyle	Washington	3,639	$74,631	$222,700	View →
12816	Cambridge	Washington	4,692	$79,669	$213,300	View →
12819	Clemons	Washington	292	$62,059	$148,200	View →
12821	Comstock	Washington	2,228	$32,344	$212,000	View →
12823	Cossayuna	Washington	682	$114,450	$195,200	View →
12827	Fort Ann	Washington	3,935	$81,607	$205,700	View →
12828	Fort Edward	Washington	9,775	$77,776	$213,600	View →
12832	Granville	Washington	6,395	$66,415	$155,300	View →
12834	Greenwich	Washington	6,137	$82,931	$234,900	View →
12837	Hampton	Washington	943	$76,979	$165,300	View →
12838	Hartford	Washington	699	$65,387	$144,400	View →
12839	Hudson Falls	Washington	13,618	$70,006	$161,300	View →
12841	Huletts Landing	Washington	87	$61,389	$1,031,300	View →
12848	Middle Falls	Washington	—	—	—	View →
12849	Middle Granville	Washington	398	$112,250	$290,000	View →
12854	North Granville	Washington	98	—	—	View →
12861	Putnam Station	Washington	516	$98,125	$264,700	View →
12865	Salem	Washington	3,353	$70,868	$170,300	View →
12873	Shushan	Washington	820	$95,417	$216,400	View →
12887	Whitehall	Washington	4,629	$55,361	$121,600	View →

Washington County at a Glance

Residents (ZIPs with data)

64,902

Median household income

$74,631

Median home value

$206,300

Price-to-income ratio

2.5

Median rent

$1,092

Owner-occupied

82%

Bachelor's degree+

19%

Poverty rate

10.2%

Washington County has 21 ZIP codes in this directory: 21 standard delivery ZIPs. The 19 ZIPs with published Census housing data cover 64,902 residents, the largest being 12839 (Hudson Falls) with 13,618 people.

The median ZIP in Washington County has a household income of $74,631 and a home value of $206,300, a price-to-income ratio of 2.5, below the 2.9 New York ZIP median. Affordability ranges from 12823 in Cossayuna at a ratio of 1.7 to 12841 in Huletts Landing, where the median home is $1,031,300. The highest median income is in 12823 (Cossayuna) at $114,450. Median rent across these ZIPs is $1,092 a month.

82% of households in the typical Washington County ZIP own their home (statewide ZIP median 80%). 19% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 10.2%, in line with the 9.9% statewide ZIP median. Overall density is about 81 residents per square mile across 802 square miles of ZIP land area.

Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 New York ZIP Code Affordability Report.