13780 ZIP Code — Guilford, NY

Chenango County, New York

ZIP code 13780 is located in Guilford, New York, within Chenango County. It covers approximately 22.77 square miles and serves a population of 862 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 607.

About ZIP code 13780

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $133,300. Owner-occupancy is high at 90%, well above the national average.

Median household income is $70,179.

The dominant occupation class is management, business, and professional, with retail trade as the leading industry. The average commute of 22 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (21%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 16% of civilians, above the national average of 7%.

Overall, ZIP code 13780 reflects a community defined by a trades-oriented workforce, a strong veteran community, and high homeownership.

862

population

22.77

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

13780 ZIP code map

Cities in ZIP code 13780

Below are the cities the US Postal Service accepts for ZIP code 13780. Using any city not on this list may result in mail delivery delays.

City	Status
Guilford	Acceptable
Guilford	Preferred

Nearby ZIP codes

13809 Mount Upton (4.2 mi) 13776 Gilbertsville (7.7 mi) 13830 Oxford (8.4 mi) 13733 Bainbridge (8.5 mi) 13843 South New Berlin (8.7 mi) 13838 Sidney (9.6 mi) 13815 Norwich (10 mi) 13849 Unadilla (11.7 mi) 13859 Wells Bridge (11.9 mi) 13825 Otego (13.3 mi) 13730 Afton (13.7 mi) 13808 Morris (13.8 mi)

Demographics updated 06/2026

Population
Total population	862
Population density	38 / sq mi
State FIPS	36
County FIPS	017

Geography
Land area	22.77 sq mi
Water area	0.24 sq mi
Latitude	42.4159
Longitude	-75.4782
Timezone	Eastern (ET)
Area code	607

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.2%	47.8%	37.0%
$50k – $100k	36.8%	33.7%	27.0%
$100k – $200k	23.0%	15.7%	24.4%
Over $200k	0.0%	2.8%	11.5%

Demographics & statistics

862

Population

People per sq mi

45.5

Median age

$70,179

Median household income

$35,607

Per capita income

$133,300

Median home value

Median monthly rent

90.4%

Home ownership

17.3%

Poverty rate

3.3%

Unemployment

454

Housing units

18.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

25–34

35–44

141

45–54

151

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	283	32.8%
18 and over	579	67.2%
65 and over	49	5.7%
Median age	45.5 years

Race & ethnicity

White 99.1%

Hispanic or Latino 0.5%

Two or more races 0.5%

Group	Count	%
White	858	99.1%
Hispanic or Latino	4	0.5%
Two or more races	4	0.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.2%	47.8%	37.0%
$50k – $100k	36.8%	33.7%	27.0%
$100k – $200k	23.0%	15.7%	24.4%
Over $200k	0.0%	2.8%	11.5%

Under $10k 14.5%

$25k–$35k 6.2%

$35k–$50k 15.4%

$50k–$75k 17.9%

$75k–$100k 15.7%

$100k–$150k 10.5%

$150k–$200k 16.7%

$200k+ 3.1%

Range	% of households
Under $10k	14.5%
$25k–$35k	6.2%
$35k–$50k	15.4%
$50k–$75k	17.9%
$75k–$100k	15.7%
$100k–$150k	10.5%
$150k–$200k	16.7%
$200k+	3.1%
Median income	$70,179

Housing

Home values

Under $50k 24.2%

$50k–$100k 9.6%

$100k–$150k 30.4%

$150k–$200k 2.7%

$200k–$300k 25.6%

$300k–$500k 7.5%

Housing overview

Metric	Value
Median home value	$133,300
Median rent / month	$0
Owner occupied	90.4%
Renter occupied	9.6%
Vacant	33.2%
Single-family detached	64.1%
Large apartment buildings	1.4%
Mobile homes	16.3%
Median rooms	6.9
Avg household size (owned)	2.43

Year built

Era	%
2020 or later	0.0%
2010–2019	4.5%
2000–2009	12.2%
1990–1999	3.5%
1980–1989	31.8%
1970–1979	1.9%
1960–1969	10.3%
1950–1959	0.0%
1940–1949	10.3%
1939 or earlier	25.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	10.9%
2 bedrooms	26.8%
3 bedrooms	37.1%
4 bedrooms	8.7%
5+ bedrooms	16.5%

Vehicles per household

Vehicles	% of households
No vehicle	3.7%
1 vehicle	29.3%
2 vehicles	30.6%
3 or more	36.4%

Heating fuel

Fuel type	%
Electricity	3.7%
Propane / LP gas	25.6%
Fuel oil	19.4%
Wood	25.0%
No fuel used	11.7%

Households & families

Household type	Count	%
Married-couple family	191	59.0%
Cohabiting couple	7	2.2%
Male householder, no spouse	44	13.6%
Female householder, no spouse	82	25.3%
Households with children under 18	139	42.9%
Households with seniors (65+)	40	12.3%
Average household size	2.66

Marital status

Status	Male	Female
Never married	24.2%	23.9%
Married	59.0%	65.1%
Separated	0.0%	0.0%
Widowed	11.6%	8.4%
Divorced	5.2%	2.6%

Education

Less than 9th grade 5.7%

Some HS, no diploma 7.5%

HS graduate 41.2%

Some college, no degree 13.7%

Associate's degree 13.0%

Bachelor's degree 13.9%

Graduate / professional 5.0%

Metric	%
HS diploma or higher	86.8%
Bachelor's or higher	18.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	10	3.3%
Kindergarten	0	0.0%
Elementary school	159	52.5%
High school	112	37.0%
College / grad school	22	7.3%

Employment

Industry of employment

Retail trade 20.9%

Manufacturing 16.7%

Education & healthcare 15.5%

Finance & real estate 11.3%

Construction 11.1%

Professional & management 10.3%

Transportation & utilities 6.1%

Arts, food & hospitality 4.2%

Other services 2.5%

Agriculture & mining 1.5%

Occupation

Category	%
Management, business & arts	28.3%
Service	13.8%
Sales & office	27.3%
Natural resources & construction	10.8%
Production & transportation	19.9%

Employment type

Type	%
Private sector	79.9%
Government	10.8%
Self-employed	9.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	89.7%
Carpool	8.6%
Public transit	0.0%
Walk	0.0%
Work from home	1.7%
Other means	0.0%
Avg commute (minutes)	21.6

Poverty

All people 17.3%

Under 18 years 24.7%

18 and over 13.6%

Married-couple families 11.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	17.0%
Retirement income	24.1%
Supplemental Security	0.0%
Cash public assistance	8.0%
Food stamps / SNAP	9.0%

Health indicators

Condition	%
Obesity	30.3%
High blood pressure	32.8%
High cholesterol	33.2%
Diabetes	10.5%
Heart disease	7.4%
Stroke	3.4%
Asthma	10.5%
Arthritis	26.4%
Kidney disease	3.2%
Pulmonary disease	8.6%
Cancer	7.2%

Behavior / access	%
Smoking	20.8%
Binge drinking	16.4%
No physical activity	24.8%
Less than 7 hrs sleep	36.3%
Depression	20.9%
Fair or poor health	14.5%
Poor mental health	14.8%
Poor physical health	11.4%
No health insurance	11.5%
Visited doctor (checkup)	78.7%
Visited dentist	61.3%
Cholesterol screening	90.6%
Teeth loss	16.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	94	16.2%

Disability	%
Any disability	8.2%
Under 18	13.1%
18–64 years	4.9%
65 and over	16.3%

Health insurance coverage

Type	%
Private insurance	66.4%
Public insurance	24.9%
No insurance	14.2%
Uninsured under 19	19.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	842	97.7%
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)	853	99.0%
Born in same state	853	99.0%
Born in different state	693	80.4%
Foreign born	0	0.0%
Naturalized citizen	9	1.0%
Not a US citizen	9	100.0%

Ancestry

Ancestry	Count	%
French	329	38.2%
Italian	249	28.9%

Ancestry	Count	%
Arab	115	13.3%
English	38	4.4%

Technology access

Metric	% of households
Computer access	37.6%
Internet access	80.2%

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

Frequently asked questions about ZIP code 13780

What city is ZIP code 13780 in?

ZIP code 13780 is primarily assigned to Guilford, New York.

What county is ZIP code 13780 in?

ZIP code 13780 falls within Chenango County, New York.

Is ZIP code 13780 family-oriented?

33% of residents in ZIP code 13780 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 13780 mostly owner-occupied?

90% of occupied units in ZIP code 13780 are owner-occupied, well above the national average.

What is the poverty rate in ZIP code 13780?

17% of residents in ZIP code 13780 live below the poverty line, above the national average.

Does ZIP code 13780 have a large veteran population?

16% of civilians in ZIP code 13780 are veterans, above the national average of ~7%.

What timezone is ZIP code 13780 in?

ZIP code 13780 observes the EST timezone.