ZIP Code 13621 - Chase Mills New York
Overview
ZIP Code 13621 is located in Chase Mills New York. Portions of 13621 are also in Louisville and Madrid (town) and Norfolk (town) and Waddington (town). 13621 is entirely within Saint Lawrence County. Regionally, 13621 is located in the Watertown Area.
ZIP Code 13621 Quick Stats
| ZIP Code Name | Chase Mills |
| Primary County | Saint Lawrence County |
| ZIP Code Type | Standard |
| Population (2022) | 578 |
| Area Code(s) | 315 / 680 |
| Current Time | EDT |
ZIP Code 13621 Map
13621 Demographics
13621 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in New York based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 13621 is White. The current unemployment level in 13621 is 4.4%.
| Population | 578 |
| Population Growth Rate | 3.94% |
| Population Density | 22 People per Square Mile |
| Total Households | 280 |
| Percentage High Income Households | 6.1% |
| Median Household Income (2021) | $42,031 |
| Average Adjusted Gross Income (2021) | $142,600 |
| Current Unemployment Rate (May 2026) | 4.4% |
| Sales Tax Rate (2025) | 8% |
| Majority Race/Ethnicity | White - 99.8% |
13621 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 500 | 99.8% |
| Black | 1 | 0.2% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
13621 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 6 | 1.63% |
| Bachelor Degree | 23 | 6.27% |
| High School Diploma | 110 | 29.97% |
| No High School Diploma | 3 | 0.82% |
| GED or Alternate | 58 | 15.8% |
| 1 or More Years of College | 36 | 9.81% |
| Associates Degree | 76 | 20.71% |
| Masters Degree | 38 | 10.35% |
| Professional Degree | 17 | 4.63% |
| Doctorate Degree | 0 | 0% |
13621 Geography
| Coordinates | 44.84897614, -75.06784058 |
| Adjacent ZIP Codes | |
| Cities/Towns in 13621 | |
| Region | Watertown Area |
| Metropolitan/Micropolitan Stat Area | Ogdensburg-Massena, NY |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 26 Square Miles |
13621 Schools
| School Districts in 13621 | |
| Elementary Schools in 13621 | |
| Middle Schools in 13621 | |
| High Schools in 13621 |
13621 Weather and Climate Data
| Plant Hardiness Zone | Zone 4b: -25F to -20F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 83d - St. Lawrence Lowlands | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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