Zip Code 13601
Watertown, New York — Jefferson County
📍 ZIP code 13601 is in Watertown, Jefferson County, New York.
ZIP code 13601 is located in Watertown, Jefferson County, New York. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 37,409. The area code for ZIP code 13601 is 315.
Quick Answer
Zip code 13601 is in Watertown, New York (Jefferson County). It has a population of 37,409, median household income of $57,503, and median home value of $170,100.
Population
37,409
Income
$57,503
Home Value
$170,100
Climate
80°F / 11°F
About Zip Code 13601
Zip code 13601 is located in Watertown, New York, within Jefferson County. Home to approximately 37,409 residents, this area sits at an elevation of 495 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 315.
The median household income is $57,503 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $170,100, and the cost of living index is 66 (34% below the national average of 100).
Summers average a high of 80°F while winters drop to 11°F. The area receives about 44 in of rain and 116 in of snow annually. The zip code covers 140.7 square miles of land area and 2.8 square miles of water.
Key Statistics
37,409
$57,503
$170,100
Eastern (EST/EDT)
315
495 ft
140.7 sq mi
35.9
18,653
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Compare With Nearby Zip Codes
| Metric | 13601 | 13616 | 13615 | 13612 | 13603 | 13606 |
|---|---|---|---|---|---|---|
| City | Watertown, NY | Calcium, NY | Brownville, NY | Black River, NY | Black River, NY | Adams Center, NY |
| Population | 37,409 | 1,560 | 538 | 2,940 | 13,973 | 2,397 |
| Median Income | $57,503 | $47,110 | $78,750 | $67,106 | $64,028 | $90,694 |
| Home Value | $170,100 | $147,800 | $182,100 | $195,000 | $0 | $185,000 |
| Cost of Living | 66 | 60 | 88 | 79 | 90 | 86 |
| Median Age | 35.9 | 35.4 | 51.9 | 43.3 | 24.4 | 40.5 |
Cost of Living
100 = National Average. Watertown's cost of living is 34% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
3.0x
Demographics
Zip code 13601 has a population of 37,409 people with a median age of 35.9. There are 18,653 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Watertown (13601) population trend from 2010 to 2024
↑ 12.6%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
80°F
11°F
44 in
116 in
Watertown experiences warm summers with average highs around 80°F. Winters are cold with lows averaging 11°F. With 116 in of annual snowfall, residents should be prepared for significant winter weather.
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Housing & Economy
Median Home Value
$170,100
Median Household Income
$57,503
With 18,653 housing units across 140.7 square miles, 13601 has a housing density of 133 units per square mile. The home price-to-income ratio is 3.0x.
Location & Geography
Latitude
43.9689°
Longitude
-75.9065°
Land Area
140.7 sq mi
Water Area
2.8 sq mi
Nearby Zip Codes
Zip codes closest to 13601 (Watertown, NY) with distances:
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ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 13601's $57,503. A way to compare Watertown to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 13601 (Watertown, NY). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Watertown, New York?
Watertown, New York uses zip code 13601.
What county is zip code 13601 in?
Zip code 13601 is located in Jefferson County, New York.
What is the population of zip code 13601?
The population of zip code 13601 is 37,409 with a median age of 35.9.
Is 13601 in Watertown, New York?
Yes, zip code 13601 is in Watertown, Jefferson County, New York. The area code is 315.
Frequently Asked Questions
What city is zip code 13601 in?
Zip code 13601 is in Watertown, New York. It is part of Jefferson County and uses the Eastern (EST/EDT) timezone.
What is zip code 13601?
Zip code 13601 is a U.S. postal code in Watertown, New York (Jefferson County). It has a population of 37,409 and covers 140.7 square miles.
What is the population of zip code 13601?
The population of zip code 13601 (Watertown, NY) is 37,409 with a median age of 35.9. There are approximately 18,653 housing units in this area.
What is the median income in zip code 13601?
The median household income in zip code 13601 (Watertown, NY) is $57,503 per year. The cost of living index is 66 (100 = national average).
What is the average home price in zip code 13601?
The median home value in zip code 13601 (Watertown, NY) is $170,100. The cost of living index is 66 compared to the national average of 100.
What county is zip code 13601 in?
Zip code 13601 is located in Jefferson County, New York. The primary city is Watertown.
What is the area code for zip code 13601?
Zip code 13601 in Watertown, NY uses area code 315. It is located in the Eastern (EST/EDT) timezone.
Is zip code 13601 a good place to live?
Zip code 13601 (Watertown, NY) has a cost of living index of 66 (100 = national average), a median household income of $57,503, and median home values of $170,100. The median age is 35.9. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 13601?
The cost of living index for zip code 13601 (Watertown, NY) is 66, where 100 represents the national average. This area is below the national average. Median home value: $170,100.
What schools serve zip code 13601?
Zip code 13601 in Watertown, New York is served by the local school district of Jefferson County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.