ZIP Code 13620 - Castorland New York
Overview
ZIP Code 13620 is located in Castorland New York. Portions of 13620 are also in Croghan and Croghan (town) and New Bremen and Denmark. 13620 is entirely within Lewis County. Regionally, 13620 is located in the Watertown Area.
ZIP Code 13620 Quick Stats
| ZIP Code Name | Castorland |
| Primary County | Lewis County |
| ZIP Code Type | Standard |
| Population (2022) | 2,066 |
| Area Code(s) | 315 / 680 |
| Current Time | EDT |
ZIP Code 13620 Map
13620 Demographics
13620 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 13620 is White. The current unemployment level in 13620 is 4.4%.
| Population | 2,066 |
| Population Growth Rate | 0.84% |
| Population Density | 56 People per Square Mile |
| Total Households | 809 |
| Percentage High Income Households | 0.5% |
| Median Household Income (2021) | $53,484 |
| Average Adjusted Gross Income (2021) | $144,290 |
| Current Unemployment Rate (May 2026) | 4.4% |
| Sales Tax Rate (2025) | 8% |
| Majority Race/Ethnicity | White - 98.13% |
13620 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 2,098 | 98.13% |
| Black | 16 | 0.75% |
| Hispanic | 7 | 0.33% |
| Asian | 17 | 0.8% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
13620 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 90 | 6.61% |
| Bachelor Degree | 107 | 7.86% |
| High School Diploma | 702 | 51.58% |
| No High School Diploma | 35 | 2.57% |
| GED or Alternate | 23 | 1.69% |
| 1 or More Years of College | 144 | 10.58% |
| Associates Degree | 148 | 10.87% |
| Masters Degree | 94 | 6.91% |
| Professional Degree | 8 | 0.59% |
| Doctorate Degree | 10 | 0.73% |
13620 Geography
| Coordinates | 43.89167023, -75.45330048 |
| Adjacent ZIP Codes | |
| Cities/Towns in 13620 | |
| Region | Watertown Area |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 37 Square Miles |
13620 Schools
| School Districts in 13620 | |
| Elementary Schools in 13620 | |
| Middle Schools in 13620 | |
| High Schools in 13620 |
13620 Weather and Climate Data
| Plant Hardiness Zone | Zone 4a: -30F to -25F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 83e - Upper St. Lawrence Valley | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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