13691 ZIP Code — Theresa, NY

Jefferson County, New York

ZIP code 13691 is located in Theresa, New York, within Jefferson County. It covers approximately 71.03 square miles and serves a population of 3,123 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 315.

About ZIP code 13691

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $150,600. Owner-occupancy is high at 76%, well above the national average.

Median household income is $75,972.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 26 minutes is near the national average.

College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.

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

Overall, ZIP code 13691 reflects a community defined by a trades-oriented workforce and high homeownership.

3,123
population
71.03
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
13691 ZIP code map
Cities in ZIP code 13691

Below are the cities the US Postal Service accepts for ZIP code 13691. Using any city not on this list may result in mail delivery delays.

City Status
Theresa Preferred
Nearby ZIP codes
13673 Philadelphia (4.2 mi) 13608 Antwerp (7.2 mi) 13602 Fort Drum (8.2 mi) 13679 Redwood (8.3 mi) 13637 Evans Mills (9.2 mi) 13656 La Fargeville (10 mi) 13607 Alexandria Bay (10.8 mi) 13603 Watertown (12.2 mi) 13640 Wellesley Island (13.4 mi) 13638 Felts Mills (13.5 mi) 13616 Calcium (13.9 mi) 13665 Natural Bridge (15.1 mi)
Demographics updated 05/2026
Population
Total population 3,123
Population density 44 / sq mi
State FIPS 36
County FIPS 045
Geography
Land area 71.03 sq mi
Water area 3.31 sq mi
Latitude 44.2179
Longitude -75.7612
Timezone Eastern (ET)
Area code 315
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 42.8% 45.1% 37.0%
$50k – $100k 37.3% 34.1% 27.0%
$100k – $200k 19.1% 18.0% 24.4%
Over $200k 0.8% 2.7% 11.5%

Demographics & statistics

3,123
Population
44
People per sq mi
30.2
Median age
$75,972
Median household income
$32,337
Per capita income
$150,600
Median home value
$1,012
Median monthly rent
75.6%
Home ownership
13.0%
Poverty rate
6.2%
Unemployment
1,438
Housing units
15.8%
Bachelor's or higher

Age distribution

Male Female
115
Under 5
91
100
5–9
79
103
10–14
82
116
15–19
91
128
20–24
101
427
25–34
337
195
35–44
154
213
45–54
168
120
55–59
94
89
60–64
71
102
65–74
80
34
75–84
27
3
85+
3
← Male
Female →

Age summary

GroupCount%
Under 1870622.6%
18 and over2,41777.4%
65 and over2498.0%
Median age30.2 years

Race & ethnicity

White 87%
Two or more races 9.8%
Asian 1.7%
Hispanic or Latino 0.9%
American Indian / Alaska Native 0.4%
Other race 0.2%
GroupCount%
White2,74087%
Two or more races3109.8%
Asian541.7%
Hispanic or Latino270.9%
American Indian / Alaska Native140.4%
Other race50.2%

Household income

Income range This ZIP County avg State avg
Under $50k 42.8% 45.1% 37.0%
$50k – $100k 37.3% 34.1% 27.0%
$100k – $200k 19.1% 18.0% 24.4%
Over $200k 0.8% 2.7% 11.5%
Under $10k 3.6%
$10k–$15k 2.9%
$15k–$25k 6.8%
$25k–$35k 4.6%
$35k–$50k 8.0%
$50k–$75k 23.2%
$75k–$100k 18.9%
$100k–$150k 17.9%
$150k–$200k 11.9%
$200k+ 2.3%
Range% of households
Under $10k3.6%
$10k–$15k2.9%
$15k–$25k6.8%
$25k–$35k4.6%
$35k–$50k8.0%
$50k–$75k23.2%
$75k–$100k18.9%
$100k–$150k17.9%
$150k–$200k11.9%
$200k+2.3%
Median income$75,972

Housing

Home values

Under $50k 6.2%
$50k–$100k 13.6%
$100k–$150k 30.0%
$150k–$200k 14.7%
$200k–$300k 30.2%
$300k–$500k 3.8%
$500k–$1M 1.3%
$1M+ 0.2%

Housing overview

MetricValue
Median home value$150,600
Median rent / month$1,012
Owner occupied75.6%
Renter occupied24.4%
Vacant33.8%
Single-family detached65.0%
Large apartment buildings0.0%
Mobile homes25.1%
Median rooms5.5
Avg household size (owned)2.61

Year built

Era%
2020 or later0.0%
2010–20199.9%
2000–20097.9%
1990–199918.7%
1980–198913.3%
1970–19797.3%
1960–19697.6%
1950–19596.9%
1940–19493.4%
1939 or earlier25.0%

Bedrooms

Size% of units
No bedroom (studio)0.8%
1 bedroom8.9%
2 bedrooms28.7%
3 bedrooms41.5%
4 bedrooms18.1%
5+ bedrooms2.0%

Vehicles per household

Vehicles% of households
No vehicle3.4%
1 vehicle26.3%
2 vehicles50.6%
3 or more19.6%

Heating fuel

Fuel type%
Utility gas5.4%
Electricity16.5%
Propane / LP gas27.0%
Fuel oil32.5%
Wood14.3%

Households & families

Household typeCount%
Married-couple family55849.2%
Cohabiting couple22820.1%
Male householder, no spouse18416.2%
Female householder, no spouse16514.5%
Households with children under 1842737.6%
Households with seniors (65+)18216.0%
Average household size2.75

Marital status

StatusMaleFemale
Never married45.8%27.6%
Married43.0%46.5%
Separated0.7%2.6%
Widowed1.6%6.5%
Divorced8.9%16.8%

Education

Less than 9th grade 0.7%
Some HS, no diploma 5.3%
HS graduate 30.2%
Some college, no degree 28.2%
Associate's degree 19.7%
Bachelor's degree 7.7%
Graduate / professional 8.1%
Metric%
HS diploma or higher94.0%
Bachelor's or higher15.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool415.1%
Kindergarten263.2%
Elementary school30838.4%
High school14918.6%
College / grad school27934.7%

Employment

Industry of employment

Education & healthcare 25.8%
Manufacturing 18.3%
Retail trade 14.1%
Arts, food & hospitality 7.9%
Public administration 7.5%
Transportation & utilities 6.0%
Construction 5.7%
Other services 4.8%
Professional & management 4.4%
Finance & real estate 3.5%
Information 1.4%
Agriculture & mining 0.6%

Occupation

Category%
Management, business & arts25.3%
Service25.0%
Sales & office17.0%
Natural resources & construction23.0%
Production & transportation9.8%

Employment type

Type%
Private sector75.5%
Government20.2%
Self-employed4.0%
Unpaid family workers0.3%

Commute

Method%
Drive alone86.0%
Carpool4.7%
Public transit0.0%
Walk0.3%
Work from home6.2%
Other means2.7%
Avg commute (minutes)25.5

Poverty

All people 13.0%
Under 18 years 23.5%
18 and over 10.3%
Married-couple families 4.7%
Female-led households 35.9%

Income support

Source% of households
Social Security22.2%
Retirement income26.6%
Supplemental Security5.7%
Cash public assistance2.4%
Food stamps / SNAP15.3%

Health indicators

Condition%
Obesity33.1%
High blood pressure32.2%
High cholesterol30.9%
Diabetes9.2%
Heart disease5.8%
Stroke2.9%
Asthma10.4%
Arthritis23.7%
Kidney disease2.7%
Pulmonary disease7.3%
Cancer5.8%
Behavior / access%
Smoking20.2%
Binge drinking19.1%
No physical activity25.8%
Less than 7 hrs sleep34.2%
Depression23.5%
Fair or poor health12.7%
Poor mental health15.6%
Poor physical health10.2%
No health insurance11.6%
Visited doctor (checkup)78.3%
Visited dentist60.5%
Cholesterol screening88.5%
Teeth loss16.8%

Veterans & disability

VeteransCount%
Civilian veterans24010.1%
Disability%
Any disability10.0%
Under 184.1%
18–64 years10.6%
65 and over22.1%

Health insurance coverage

Type%
Private insurance62.1%
Public insurance51.6%
No insurance2.0%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only2,91793.4%
Spanish20.1%
Other Indo-European20.1%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)3,06498.1%
Born in same state3,02796.9%
Born in different state2,42677.7%
Foreign born371.2%
Naturalized citizen591.9%
Not a US citizen2135.6%

Ancestry

AncestryCount%
French52716.9%
Italian41813.4%
Arab40513%
German692.2%
AncestryCount%
English260.8%
Polish150.5%
Norwegian50.2%

Technology access

Metric% of households
Computer access36.3%
Internet access96.1%

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

Frequently asked questions about ZIP code 13691

What city is ZIP code 13691 in?

ZIP code 13691 is primarily assigned to Theresa, New York.

What county is ZIP code 13691 in?

ZIP code 13691 falls within Jefferson County, New York.

What is the typical home value in ZIP code 13691?

The median home value in ZIP code 13691 is $150,600.

Does ZIP code 13691 have a large veteran population?

10% of civilians in ZIP code 13691 are veterans, above the national average of ~7%.

What is the population of ZIP code 13691?

ZIP code 13691 has an estimated population of 3,123 residents, with a density of 44 people per square mile.

What is the median household income in ZIP code 13691?

The median household income in ZIP code 13691 is $75,972, above the national median of ~$75,000.

What timezone is ZIP code 13691 in?

ZIP code 13691 observes the EST timezone.

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