12921 ZIP Code — Chazy, NY

Clinton County, New York

ZIP code 12921 is located in Chazy, New York, within Clinton County. It covers approximately 31.72 square miles and serves a population of 2,870 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 518.

About ZIP code 12921

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 $187,500. Owner-occupancy is high at 83%, well above the national average.

Median household income is $92,634. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 19 minutes is near the national average.

Educational attainment is near the national average, with 27% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (20%) compared to national benchmarks.

Overall, ZIP code 12921 reflects a community defined by high homeownership and a significant Social Security-dependent population.

2,870
population
31.72
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
12921 ZIP code map
Cities in ZIP code 12921

Below are the cities the US Postal Service accepts for ZIP code 12921. Using any city not on this list may result in mail delivery delays.

City Status
Chazy Acceptable
Chazy Preferred
Nearby ZIP codes
12992 West Chazy (5.5 mi) 12919 Champlain (5.8 mi) 05463 Isle La Motte (6.8 mi) 12979 Rouses Point (8.4 mi) 05474 North Hero (8.5 mi) 05440 Alburgh (8.9 mi) 12958 Mooers (9.2 mi) 12910 Altona (10.3 mi) 12901 Plattsburgh (11.9 mi) 05458 Grand Isle (12.6 mi) 12962 Morrisonville (13.9 mi) 12959 Mooers Forks (14.6 mi)
Demographics updated 05/2026
Population
Total population 2,870
Population density 90 / sq mi
State FIPS 36
County FIPS 019
Geography
Land area 31.72 sq mi
Water area 0.13 sq mi
Latitude 44.8768
Longitude -73.4397
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 21.4% 40.8% 37.0%
$50k – $100k 37.8% 34.8% 27.0%
$100k – $200k 35.8% 20.8% 24.4%
Over $200k 4.9% 3.6% 11.5%

Demographics & statistics

2,870
Population
90
People per sq mi
36.9
Median age
$92,634
Median household income
$34,533
Per capita income
$187,500
Median home value
$918
Median monthly rent
82.7%
Home ownership
10.0%
Poverty rate
5.3%
Unemployment
1,157
Housing units
26.7%
Bachelor's or higher

Age distribution

Male Female
155
Under 5
143
100
5–9
92
94
10–14
87
79
15–19
73
18
20–24
17
278
25–34
258
165
35–44
153
151
45–54
141
159
55–59
148
92
60–64
86
155
65–74
143
37
75–84
34
6
85+
6
← Male
Female →

Age summary

GroupCount%
Under 1876326.6%
18 and over2,10773.4%
65 and over38113.3%
Median age36.9 years

Race & ethnicity

White 91.3%
Two or more races 6.1%
Black or African American 1.4%
Hispanic or Latino 1%
Asian 0.1%
GroupCount%
White2,64791.3%
Two or more races1776.1%
Black or African American411.4%
Hispanic or Latino301%
Asian40.1%

Household income

Income range This ZIP County avg State avg
Under $50k 21.4% 40.8% 37.0%
$50k – $100k 37.8% 34.8% 27.0%
$100k – $200k 35.8% 20.8% 24.4%
Over $200k 4.9% 3.6% 11.5%
Under $10k 8.2%
$10k–$15k 3.5%
$25k–$35k 3.3%
$35k–$50k 2.6%
$50k–$75k 16.5%
$75k–$100k 19.9%
$100k–$150k 20.0%
$150k–$200k 20.4%
$200k+ 5.5%
Range% of households
Under $10k8.2%
$10k–$15k3.5%
$25k–$35k3.3%
$35k–$50k2.6%
$50k–$75k16.5%
$75k–$100k19.9%
$100k–$150k20.0%
$150k–$200k20.4%
$200k+5.5%
Median income$92,634

Housing

Home values

Under $50k 2.8%
$50k–$100k 7.2%
$100k–$150k 13.3%
$150k–$200k 37.1%
$200k–$300k 25.3%
$300k–$500k 10.6%
$500k–$1M 3.9%

Housing overview

MetricValue
Median home value$187,500
Median rent / month$918
Owner occupied82.7%
Renter occupied17.3%
Vacant27.3%
Single-family detached82.9%
Large apartment buildings0.8%
Mobile homes9.4%
Median rooms6.2
Avg household size (owned)2.94

Year built

Era%
2020 or later0.0%
2010–20191.1%
2000–200916.7%
1990–199912.6%
1980–198914.3%
1970–197918.2%
1960–196913.1%
1950–19592.9%
1940–19490.7%
1939 or earlier20.4%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom6.6%
2 bedrooms16.5%
3 bedrooms53.5%
4 bedrooms15.0%
5+ bedrooms8.3%

Vehicles per household

Vehicles% of households
No vehicle11.4%
1 vehicle14.2%
2 vehicles33.2%
3 or more41.1%

Heating fuel

Fuel type%
Utility gas0.5%
Electricity12.5%
Propane / LP gas13.5%
Fuel oil58.0%
Wood9.2%
No fuel used0.9%

Households & families

Household typeCount%
Married-couple family76379.2%
Cohabiting couple485.0%
Male householder, no spouse646.6%
Female householder, no spouse889.1%
Households with children under 1838339.8%
Households with seniors (65+)21121.9%
Average household size2.87

Marital status

StatusMaleFemale
Never married31.0%20.4%
Married66.4%73.1%
Separated0.0%1.1%
Widowed0.8%3.0%
Divorced1.9%2.4%

Education

Less than 9th grade 1.1%
Some HS, no diploma 2.9%
HS graduate 34.0%
Some college, no degree 14.4%
Associate's degree 20.8%
Bachelor's degree 16.2%
Graduate / professional 10.6%
Metric%
HS diploma or higher96.0%
Bachelor's or higher26.7%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool456.9%
Kindergarten487.4%
Elementary school31147.6%
High school12619.3%
College / grad school12318.8%

Employment

Industry of employment

Education & healthcare 20.3%
Manufacturing 20.1%
Construction 11.0%
Retail trade 10.3%
Public administration 9.9%
Transportation & utilities 7.3%
Agriculture & mining 7.0%
Arts, food & hospitality 5.2%
Other services 3.4%
Professional & management 3.0%
Finance & real estate 2.3%
Wholesale trade 0.1%

Occupation

Category%
Management, business & arts35.4%
Service16.0%
Sales & office23.8%
Natural resources & construction12.1%
Production & transportation12.7%

Employment type

Type%
Private sector72.5%
Government23.1%
Self-employed4.5%
Unpaid family workers0.0%

Commute

Method%
Drive alone83.8%
Carpool3.6%
Public transit0.2%
Walk2.6%
Work from home9.8%
Other means0.0%
Avg commute (minutes)19.0

Poverty

All people 10.0%
Under 18 years 8.9%
18 and over 10.4%
Married-couple families 4.5%
Female-led households 0.0%

Income support

Source% of households
Social Security37.7%
Retirement income31.0%
Supplemental Security5.4%
Cash public assistance3.4%
Food stamps / SNAP15.1%

Health indicators

Condition%
Obesity31.3%
High blood pressure31.9%
High cholesterol31.5%
Diabetes9.6%
Heart disease6.4%
Stroke2.9%
Asthma10.8%
Arthritis23.8%
Kidney disease2.8%
Pulmonary disease7.4%
Cancer6.7%
Behavior / access%
Smoking20.1%
Binge drinking17.5%
No physical activity22.7%
Less than 7 hrs sleep33.2%
Depression22.7%
Fair or poor health12.7%
Poor mental health14.8%
Poor physical health10.2%
No health insurance10.7%
Visited doctor (checkup)76.7%
Visited dentist63.3%
Cholesterol screening90.0%
Teeth loss16.2%

Veterans & disability

VeteransCount%
Civilian veterans2039.6%
Disability%
Any disability11.0%
Under 182.1%
18–64 years14.0%
65 and over15.2%

Health insurance coverage

Type%
Private insurance80.2%
Public insurance27.9%
No insurance3.7%
Uninsured under 1912.5%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only2,57289.6%
Spanish351.4%
Other Indo-European230.9%
Asian & Pacific Islander120.5%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)2,79997.5%
Born in same state2,76296.2%
Born in different state2,21877.3%
Foreign born371.3%
Naturalized citizen712.5%
Not a US citizen3954.9%

Ancestry

AncestryCount%
German36912.9%
French29210.2%
Italian2589%
AncestryCount%
English1394.8%
Arab1364.7%

Technology access

Metric% of households
Computer access33.6%
Internet access88.5%

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

Frequently asked questions about ZIP code 12921

What city is ZIP code 12921 in?

ZIP code 12921 is primarily assigned to Chazy, New York.

What county is ZIP code 12921 in?

ZIP code 12921 falls within Clinton County, New York.

Is ZIP code 12921 mostly owner-occupied?

83% of occupied units in ZIP code 12921 are owner-occupied, well above the national average.

Does ZIP code 12921 have a large retiree population?

38% of households in ZIP code 12921 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 12921 have a large veteran population?

10% of civilians in ZIP code 12921 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 12921?

The median home value in ZIP code 12921 is $187,500.

What timezone is ZIP code 12921 in?

ZIP code 12921 observes the EST timezone.

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