12823 ZIP Code — Cossayuna, NY

Washington County, New York

ZIP code 12823 is located in Cossayuna, New York, within Washington County. It covers approximately 3.87 square miles and serves a population of 502 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 518.

About ZIP code 12823

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $194,800. Owner-occupancy is high at 95%, well above the national average.

Median household income is $112,317.

The dominant occupation class is service, with public administration as the leading industry. The average commute of 23 minutes is near the national average.

Educational attainment is high — 86% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 12823 reflects a community defined by a highly educated population and high homeownership.

502

population

3.87

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

12823 ZIP code map

Cities in ZIP code 12823

Below are the cities the US Postal Service accepts for ZIP code 12823. Using any city not on this list may result in mail delivery delays.

City	Status
Cossayuna	Acceptable
Cossayuna	Preferred

Nearby ZIP codes

12865 Salem (3.8 mi) 12809 Argyle (5.6 mi) 12873 Shushan (5.8 mi) 12834 Greenwich (7.7 mi) 12816 Cambridge (7.9 mi) 12828 Fort Edward (10.8 mi) 12838 Hartford (11 mi) 05250 Arlington (12 mi) 12871 Schuylerville (12.3 mi) 05776 West Rupert (12.3 mi) 12832 Granville (13.1 mi) 12839 Hudson Falls (13.7 mi)

Demographics updated 05/2026

Population
Total population	502
Population density	130 / sq mi
State FIPS	36
County FIPS	115

Geography
Land area	3.87 sq mi
Water area	0.08 sq mi
Latitude	43.1768
Longitude	-73.4010
Timezone	Eastern (ET)
Area code	518

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.4%	40.6%	37.0%
$50k – $100k	25.5%	35.4%	27.0%
$100k – $200k	58.2%	21.1%	24.4%
Over $200k	0.0%	2.9%	11.5%

Demographics & statistics

502

Population

130

People per sq mi

45.5

Median age

$112,317

Median household income

$47,435

Per capita income

$194,800

Median home value

Median monthly rent

94.6%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

177

Housing units

86.3%

Bachelor's or higher

Age distribution

Male Female

10–14

15–19

35–44

45–54

126

55–59

60–64

65–74

← Male

Female →

Age summary

Group	Count	%
Under 18	139	27.7%
18 and over	363	72.3%
65 and over	29	5.8%
Median age	45.5 years

Race & ethnicity

White 95.6%

Two or more races 2.6%

Asian 1.8%

Group	Count	%
White	480	95.6%
Two or more races	13	2.6%
Asian	9	1.8%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.4%	40.6%	37.0%
$50k – $100k	25.5%	35.4%	27.0%
$100k – $200k	58.2%	21.1%	24.4%
Over $200k	0.0%	2.9%	11.5%

$15k–$25k 7.2%

$50k–$75k 10.8%

$75k–$100k 3.0%

$100k–$150k 71.1%

$150k–$200k 7.8%

Range	% of households
$15k–$25k	7.2%
$50k–$75k	10.8%
$75k–$100k	3.0%
$100k–$150k	71.1%
$150k–$200k	7.8%
Median income	$112,317

Housing

Home values

Under $50k 16.6%

$100k–$150k 3.2%

$150k–$200k 38.2%

$200k–$300k 15.3%

$300k–$500k 20.4%

$500k–$1M 6.4%

Housing overview

Metric	Value
Median home value	$194,800
Median rent / month	$0
Owner occupied	94.6%
Renter occupied	5.4%
Vacant	10.8%
Single-family detached	75.3%
Large apartment buildings	0.0%
Mobile homes	24.7%
Median rooms	7.0
Avg household size (owned)	3.14

Year built

Era	%
2020 or later	0.0%
2010–2019	10.8%
2000–2009	7.5%
1990–1999	6.5%
1980–1989	19.4%
1970–1979	8.1%
1960–1969	4.8%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	43.0%

Bedrooms

Size	% of units
No bedroom (studio)	10.8%
1 bedroom	4.8%
2 bedrooms	6.5%
3 bedrooms	36.6%
4 bedrooms	41.4%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	21.1%
2 vehicles	67.5%
3 or more	11.4%

Heating fuel

Fuel type	%
Electricity	5.4%
Propane / LP gas	7.8%
Fuel oil	73.5%
Wood	9.0%
Solar	4.2%

Households & families

Household type	Count	%
Married-couple family	112	67.5%
Cohabiting couple	7	4.2%
Male householder, no spouse	0	0.0%
Female householder, no spouse	47	28.3%
Households with children under 18	67	40.4%
Households with seniors (65+)	13	7.8%
Average household size	3.02

Marital status

Status	Male	Female
Never married	6.1%	22.7%
Married	93.9%	72.1%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	0.0%	5.2%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 6.4%

Some college, no degree 7.3%

Associate's degree 0.0%

Bachelor's degree 65.8%

Graduate / professional 20.4%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	86.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	133	81.6%
High school	12	7.4%
College / grad school	18	11.0%

Employment

Industry of employment

Public administration 61.9%

Professional & management 10.3%

Education & healthcare 9.9%

Manufacturing 5.8%

Retail trade 5.8%

Arts, food & hospitality 3.5%

Wholesale trade 2.9%

Occupation

Category	%
Management, business & arts	40.4%
Service	44.6%
Sales & office	6.4%
Natural resources & construction	0.0%
Production & transportation	8.7%

Employment type

Type	%
Private sector	26.9%
Government	61.9%
Self-employed	11.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	91.7%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	8.3%
Other means	0.0%
Avg commute (minutes)	22.8

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	15.1%
Retirement income	7.8%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	32.1%
High blood pressure	33.6%
High cholesterol	36.7%
Diabetes	9.9%
Heart disease	6.9%
Stroke	3.1%
Asthma	10.2%
Arthritis	28.9%
Kidney disease	3.0%
Pulmonary disease	7.6%
Cancer	8.3%

Behavior / access	%
Smoking	16.3%
Binge drinking	15.8%
No physical activity	22.4%
Less than 7 hrs sleep	31.0%
Depression	20.2%
Fair or poor health	12.1%
Poor mental health	13.0%
Poor physical health	9.9%
No health insurance	9.3%
Visited doctor (checkup)	78.9%
Visited dentist	69.4%
Cholesterol screening	93.3%
Teeth loss	11.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	21	5.8%

Disability	%
Any disability	3.2%
Under 18	0.0%
18–64 years	0.0%
65 and over	55.2%

Health insurance coverage

Type	%
Private insurance	90.0%
Public insurance	8.2%
No insurance	1.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	502	100.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	493	98.2%
Born in same state	493	98.2%
Born in different state	91	18.1%
Foreign born	0	0.0%
Naturalized citizen	9	1.8%
Not a US citizen	9	100.0%

Ancestry

Ancestry	Count	%
English	266	53%
German	65	12.9%
French	60	12%

Ancestry	Count	%
Italian	16	3.2%
Polish	12	2.4%

Technology access

Metric	% of households
Computer access	33.1%
Internet access	100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 12823

What city is ZIP code 12823 in?

ZIP code 12823 is primarily assigned to Cossayuna, New York.

What county is ZIP code 12823 in?

ZIP code 12823 falls within Washington County, New York.

How educated is the population of ZIP code 12823?

86% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Is ZIP code 12823 mostly owner-occupied?

95% of occupied units in ZIP code 12823 are owner-occupied, well above the national average.

What is the median household income in ZIP code 12823?

The median household income in ZIP code 12823 is $112,317, above the national median of ~$75,000.

What is the typical home value in ZIP code 12823?

The median home value in ZIP code 12823 is $194,800.

What timezone is ZIP code 12823 in?

ZIP code 12823 observes the EST timezone.