12518 ZIP Code — Cornwall, NY

Orange County, New York

ZIP code 12518 is located in Cornwall, New York, within Orange County. It covers approximately 7.96 square miles and serves a population of 5,861 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 845.

About ZIP code 12518

The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $350,300. Owner-occupancy sits near the national average at 64%.

Median household income is $101,117. The poverty rate of 5% is below the national average. 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 28 minutes is near the national average.

Educational attainment is high — 49% of residents hold a bachelor's degree or higher, well above the national average of 33%.

5,861

population

7.96

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

12518 ZIP code map

Cities in ZIP code 12518

Below are the cities the US Postal Service accepts for ZIP code 12518. Using any city not on this list may result in mail delivery delays.

City	Status
Cornwall	Preferred

Nearby ZIP codes

12520 Cornwall On Hudson (1.6 mi) 10996 West Point (2.9 mi) 12553 New Windsor (3.1 mi) 12577 Salisbury Mills (4.7 mi) 10930 Highland Mills (5.4 mi) 10524 Garrison (5.5 mi) 10516 Cold Spring (6.1 mi) 12508 Beacon (6.4 mi) 10928 Highland Falls (6.5 mi) 10911 Bear Mountain (7.6 mi) 10917 Central Valley (7.7 mi) 10992 Washingtonville (7.8 mi)

Demographics updated 05/2026

Population
Total population	5,861
Population density	736 / sq mi
State FIPS	36
County FIPS	071

Geography
Land area	7.96 sq mi
Water area	0.10 sq mi
Latitude	41.4156
Longitude	-74.0196
Timezone	Eastern (ET)
Area code	845

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	23.7%	31.9%	37.0%
$50k – $100k	32.0%	27.9%	27.0%
$100k – $200k	30.7%	29.5%	24.4%
Over $200k	13.6%	10.6%	11.5%

Demographics & statistics

5,861

Population

736

People per sq mi

42.7

Median age

$101,117

Median household income

$47,964

Per capita income

$350,300

Median home value

$1,675

Median monthly rent

64.3%

Home ownership

4.7%

Poverty rate

3.2%

Unemployment

1,681

Housing units

49.3%

Bachelor's or higher

Age distribution

Male Female

175

Under 5

186

140

5–9

148

155

10–14

165

226

15–19

240

107

20–24

114

359

25–34

382

333

35–44

354

317

45–54

336

212

55–59

226

263

60–64

280

358

65–74

381

128

75–84

136

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,219	20.8%
18 and over	4,642	79.2%
65 and over	1,143	19.5%
Median age	42.7 years

Race & ethnicity

White 73.2%

Hispanic or Latino 8.4%

Two or more races 5.6%

Other race 5.6%

Asian 3.8%

Black or African American 3.4%

Group	Count	%
White	4,683	73.2%
Hispanic or Latino	535	8.4%
Two or more races	361	5.6%
Other race	359	5.6%
Asian	240	3.8%
Black or African American	218	3.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	23.7%	31.9%	37.0%
$50k – $100k	32.0%	27.9%	27.0%
$100k – $200k	30.7%	29.5%	24.4%
Over $200k	13.6%	10.6%	11.5%

Under $10k 1.3%

$10k–$15k 1.8%

$15k–$25k 5.3%

$25k–$35k 5.6%

$35k–$50k 7.8%

$50k–$75k 15.7%

$75k–$100k 11.5%

$100k–$150k 26.3%

$150k–$200k 9.5%

$200k+ 15.0%

Range	% of households
Under $10k	1.3%
$10k–$15k	1.8%
$15k–$25k	5.3%
$25k–$35k	5.6%
$35k–$50k	7.8%
$50k–$75k	15.7%
$75k–$100k	11.5%
$100k–$150k	26.3%
$150k–$200k	9.5%
$200k+	15.0%
Median income	$101,117

Housing

Home values

Under $50k 0.6%

$50k–$100k 2.9%

$150k–$200k 4.2%

$200k–$300k 29.0%

$300k–$500k 47.3%

$500k–$1M 16.0%

Housing overview

Metric	Value
Median home value	$350,300
Median rent / month	$1,675
Owner occupied	64.3%
Renter occupied	35.7%
Vacant	8.1%
Single-family detached	65.2%
Large apartment buildings	7.5%
Mobile homes	0.0%
Median rooms	5.7
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	0.0%
2010–2019	5.0%
2000–2009	5.8%
1990–1999	6.9%
1980–1989	10.5%
1970–1979	11.5%
1960–1969	9.5%
1950–1959	21.9%
1940–1949	5.3%
1939 or earlier	23.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.2%
1 bedroom	12.7%
2 bedrooms	29.2%
3 bedrooms	36.3%
4 bedrooms	17.9%
5+ bedrooms	2.7%

Vehicles per household

Vehicles	% of households
No vehicle	3.0%
1 vehicle	36.9%
2 vehicles	36.8%
3 or more	23.3%

Heating fuel

Fuel type	%
Utility gas	49.1%
Electricity	22.0%
Propane / LP gas	9.6%
Fuel oil	16.0%
Wood	2.8%

Households & families

Household type	Count	%
Married-couple family	1,186	51.6%
Cohabiting couple	217	9.4%
Male householder, no spouse	354	15.4%
Female householder, no spouse	543	23.6%
Households with children under 18	612	26.6%
Households with seniors (65+)	841	36.6%
Average household size	2.54

Marital status

Status	Male	Female
Never married	39.5%	29.0%
Married	51.8%	48.1%
Separated	0.8%	0.5%
Widowed	2.4%	12.6%
Divorced	5.5%	9.8%

Education

Less than 9th grade 1.2%

Some HS, no diploma 3.0%

HS graduate 18.6%

Some college, no degree 15.6%

Associate's degree 12.2%

Bachelor's degree 25.2%

Graduate / professional 24.1%

Metric	%
HS diploma or higher	95.8%
Bachelor's or higher	49.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	61	5.0%
Kindergarten	78	6.5%
Elementary school	401	33.2%
High school	396	32.8%
College / grad school	273	22.6%

Employment

Industry of employment

Education & healthcare 34.2%

Professional & management 12.2%

Construction 9.1%

Retail trade 8.1%

Public administration 7.9%

Manufacturing 6.2%

Arts, food & hospitality 5.3%

Other services 4.7%

Finance & real estate 4.1%

Wholesale trade 3.1%

Information 3.1%

Transportation & utilities 1.5%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	55.2%
Service	12.2%
Sales & office	16.0%
Natural resources & construction	8.9%
Production & transportation	7.7%

Employment type

Type	%
Private sector	70.6%
Government	25.1%
Self-employed	4.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	74.0%
Carpool	9.4%
Public transit	2.4%
Walk	2.0%
Work from home	9.5%
Other means	2.7%
Avg commute (minutes)	27.7

Poverty

All people 4.7%

Under 18 years 5.6%

18 and over 4.4%

Married-couple families 1.3%

Female-led households 11.9%

Income support

Source	% of households
Social Security	38.0%
Retirement income	34.6%
Supplemental Security	1.5%
Cash public assistance	2.3%
Food stamps / SNAP	2.7%

Health indicators

Condition	%
Obesity	25.5%
High blood pressure	27.9%
High cholesterol	32.7%
Diabetes	7.7%
Heart disease	5.1%
Stroke	2.2%
Asthma	9.7%
Arthritis	22.4%
Kidney disease	2.4%
Pulmonary disease	4.8%
Cancer	7.2%

Behavior / access	%
Smoking	11.8%
Binge drinking	17.5%
No physical activity	18.3%
Less than 7 hrs sleep	32.3%
Depression	19.3%
Fair or poor health	8.6%
Poor mental health	12.5%
Poor physical health	7.5%
No health insurance	8.1%
Visited doctor (checkup)	77.7%
Visited dentist	75.8%
Cholesterol screening	93.3%
Teeth loss	8.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	386	8.4%

Disability	%
Any disability	9.4%
Under 18	3.4%
18–64 years	5.6%
65 and over	27.3%

Health insurance coverage

Type	%
Private insurance	83.0%
Public insurance	31.4%
No insurance	2.6%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,500	93.8%
Spanish	263	4.8%
Other Indo-European	222	4.0%
Asian & Pacific Islander	27	0.5%
Other languages	14	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	5,570	95.0%
Born in same state	5,531	94.4%
Born in different state	4,139	70.6%
Foreign born	39	0.7%
Naturalized citizen	291	5.0%
Not a US citizen	210	72.2%

Ancestry

Ancestry	Count	%
Italian	1,390	23.7%
French	650	11.1%
Arab	299	5.1%
Polish	198	3.4%

Ancestry	Count	%
English	75	1.3%
German	72	1.2%
Dutch	34	0.6%
Irish	14	0.2%

Technology access

Metric	% of households
Computer access	39.2%
Internet access	94.3%

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

Frequently asked questions about ZIP code 12518

What city is ZIP code 12518 in?

ZIP code 12518 is primarily assigned to Cornwall, New York.

What county is ZIP code 12518 in?

ZIP code 12518 falls within Orange County, New York.

How educated is the population of ZIP code 12518?

49% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 12518 have a large retiree population?

38% of households in ZIP code 12518 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 12518?

The median home value in ZIP code 12518 is $350,300.

What is the population of ZIP code 12518?

ZIP code 12518 has an estimated population of 5,861 residents, with a density of 736 people per square mile.

What timezone is ZIP code 12518 in?

ZIP code 12518 observes the EST timezone.