12418 ZIP Code — Cornwallville, NY

Greene County, New York

ZIP code 12418 is located in Cornwallville, New York, within Greene County. It covers approximately 13.85 square miles and serves a population of 294 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 518.

About ZIP code 12418

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 $214,300. Owner-occupancy sits near the national average at 72%.

The gap between median ($73,000) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 6% is below the national average. 31% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. An above-average commute of 42 minutes suggests many residents work outside the immediate area.

Educational attainment is near the national average, with 42% of residents holding a bachelor's degree or higher.

Notable community characteristics include disability rates above the national average at 27%.

294

population

13.85

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

12418 ZIP code map

Cities in ZIP code 12418

Below are the cities the US Postal Service accepts for ZIP code 12418. Using any city not on this list may result in mail delivery delays.

City	Status
Cornwallville	Preferred

Nearby ZIP codes

12423 East Durham (3.1 mi) 12405 Acra (3.9 mi) 12460 Oak Hill (4.2 mi) 12439 Hensonville (4.3 mi) 12454 Maplecrest (4.8 mi) 12496 Windham (6.1 mi) 12120 Medusa (7.2 mi) 12431 Freehold (7.4 mi) 12473 Round Top (7.6 mi) 12424 East Jewett (7.7 mi) 12413 Cairo (7.9 mi) 12083 Greenville (8.1 mi)

Demographics updated 06/2026

Population
Total population	294
Population density	21 / sq mi
State FIPS	36
County FIPS	039

Geography
Land area	13.85 sq mi
Water area	0.00 sq mi
Latitude	42.3597
Longitude	-74.1634
Timezone	Eastern (ET)
Area code	518

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	26.4%	43.6%	37.0%
$50k – $100k	56.6%	31.0%	27.0%
$100k – $200k	5.7%	20.7%	24.4%
Over $200k	11.3%	4.8%	11.5%

Demographics & statistics

294

Population

People per sq mi

54.3

Median age

$73,000

Median household income

$51,640

Per capita income

$214,300

Median home value

$1,554

Median monthly rent

71.7%

Home ownership

6.1%

Poverty rate

2.7%

Unemployment

327

Housing units

41.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	47	16.0%
18 and over	247	84.0%
65 and over	60	20.4%
Median age	54.3 years

Race & ethnicity

White 84.7%

Two or more races 13.9%

Black or African American 1.4%

Group	Count	%
White	249	84.7%
Two or more races	41	13.9%
Black or African American	4	1.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	26.4%	43.6%	37.0%
$50k – $100k	56.6%	31.0%	27.0%
$100k – $200k	5.7%	20.7%	24.4%
Over $200k	11.3%	4.8%	11.5%

$10k–$15k 7.5%

$15k–$25k 0.8%

$35k–$50k 18.3%

$50k–$75k 26.7%

$75k–$100k 10.8%

$100k–$150k 23.3%

$150k–$200k 5.0%

$200k+ 7.5%

Range	% of households
$10k–$15k	7.5%
$15k–$25k	0.8%
$35k–$50k	18.3%
$50k–$75k	26.7%
$75k–$100k	10.8%
$100k–$150k	23.3%
$150k–$200k	5.0%
$200k+	7.5%
Median income	$73,000

Housing

Home values

Under $50k 10.5%

$50k–$100k 8.1%

$100k–$150k 18.6%

$150k–$200k 8.1%

$200k–$300k 30.2%

$300k–$500k 14.0%

$1M+ 10.5%

Housing overview

Metric	Value
Median home value	$214,300
Median rent / month	$1,554
Owner occupied	71.7%
Renter occupied	28.3%
Vacant	66.8%
Single-family detached	91.4%
Large apartment buildings	0.0%
Mobile homes	8.6%
Median rooms	6.7
Avg household size (owned)	2.27

Year built

Era	%
2020 or later	0.0%
2010–2019	6.6%
2000–2009	3.3%
1990–1999	10.8%
1980–1989	12.5%
1970–1979	10.8%
1960–1969	12.2%
1950–1959	14.1%
1940–1949	1.7%
1939 or earlier	28.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	5.3%
2 bedrooms	8.9%
3 bedrooms	59.6%
4 bedrooms	18.6%
5+ bedrooms	7.8%

Vehicles per household

Vehicles	% of households
No vehicle	0.8%
1 vehicle	23.3%
2 vehicles	60.0%
3 or more	15.8%

Heating fuel

Fuel type	%
Electricity	11.7%
Propane / LP gas	17.5%
Fuel oil	51.7%
Wood	19.2%

Households & families

Household type	Count	%
Married-couple family	75	62.5%
Cohabiting couple	9	7.5%
Male householder, no spouse	29	24.2%
Female householder, no spouse	7	5.8%
Households with children under 18	29	24.2%
Households with seniors (65+)	37	30.8%
Average household size	2.45

Marital status

Status	Male	Female
Never married	29.5%	30.1%
Married	63.6%	51.2%
Separated	0.0%	0.0%
Widowed	0.0%	13.8%
Divorced	6.8%	4.9%

Education

Less than 9th grade 3.7%

Some HS, no diploma 5.4%

HS graduate 32.0%

Some college, no degree 4.1%

Associate's degree 12.9%

Bachelor's degree 30.3%

Graduate / professional 11.6%

Metric	%
HS diploma or higher	90.9%
Bachelor's or higher	41.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	10	30.3%
High school	8	24.2%
College / grad school	15	45.5%

Employment

Industry of employment

Professional & management 27.7%

Education & healthcare 22.6%

Manufacturing 13.0%

Other services 13.0%

Transportation & utilities 7.3%

Public administration 6.2%

Retail trade 5.1%

Arts, food & hospitality 5.1%

Occupation

Category	%
Management, business & arts	51.4%
Service	7.9%
Sales & office	18.6%
Natural resources & construction	2.3%
Production & transportation	19.8%

Employment type

Type	%
Private sector	79.7%
Government	18.1%
Self-employed	2.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	75.7%
Carpool	14.7%
Public transit	5.1%
Walk	0.0%
Work from home	2.3%
Other means	2.3%
Avg commute (minutes)	42.4

Poverty

All people 6.1%

Under 18 years 0.0%

18 and over 7.3%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	30.8%
Retirement income	32.5%
Supplemental Security	0.0%
Cash public assistance	0.8%
Food stamps / SNAP	7.5%

Health indicators

Condition	%
Obesity	33.5%
High blood pressure	36.2%
High cholesterol	37.2%
Diabetes	11.5%
Heart disease	8.3%
Stroke	3.8%
Asthma	10.6%
Arthritis	30.2%
Kidney disease	3.6%
Pulmonary disease	9.3%
Cancer	8.1%

Behavior / access	%
Smoking	19.2%
Binge drinking	15.6%
No physical activity	26.7%
Less than 7 hrs sleep	34.1%
Depression	21.5%
Fair or poor health	15.2%
Poor mental health	14.5%
Poor physical health	12.0%
No health insurance	10.6%
Visited doctor (checkup)	80.2%
Visited dentist	62.2%
Cholesterol screening	91.6%
Teeth loss	16.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	8	3.2%

Disability	%
Any disability	26.9%
Under 18	0.0%
18–64 years	16.6%
65 and over	80.0%

Health insurance coverage

Type	%
Private insurance	84.4%
Public insurance	35.7%
No insurance	0.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	265	90.1%
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)	294	100.0%
Born in same state	287	97.6%
Born in different state	242	82.3%
Foreign born	7	2.4%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	89	30.3%
Italian	74	25.2%

Ancestry	Count	%
Arab	69	23.5%
English	14	4.8%

Technology access

Metric	% of households
Computer access	40.8%
Internet access	86.7%

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

Frequently asked questions about ZIP code 12418

What city is ZIP code 12418 in?

ZIP code 12418 is primarily assigned to Cornwallville, New York.

What county is ZIP code 12418 in?

ZIP code 12418 falls within Greene County, New York.

What is the population of ZIP code 12418?

ZIP code 12418 has an estimated population of 294 residents, with a density of 21 people per square mile.

What is the typical home value in ZIP code 12418?

The median home value in ZIP code 12418 is $214,300.

What is the median household income in ZIP code 12418?

The median household income in ZIP code 12418 is $73,000, below the national median of ~$75,000.

What timezone is ZIP code 12418 in?

ZIP code 12418 observes the EST timezone.