ZIP Code 07821 - Andover New Jersey
Overview
ZIP Code 07821 is located in Andover New Jersey. Portions of 07821 are also in Byram Center and Hopatcong and Lake Mohawk and Allamuchy and Johnsonburg and Byram Township and Green Township and Allamuchy Township and Andover Township and Frelinghuysen Township and Greendell and Tranquility. 07821 is primarily within Sussex County, with some portions in Warren County and Morris County. Regionally, 07821 is located in the Northern New Jersey Area.
ZIP Code 07821 Quick Stats
| ZIP Code Name | Andover |
| Primary County | Sussex County |
| ZIP Code Type | Standard |
| Population (2022) | 9,571 |
| Area Code(s) | 862 / 908 / 973 |
| Current Time | EDT |
ZIP Code 07821 Map
07821 Demographics
07821 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in New Jersey based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 07821 is White. The current unemployment level in 07821 is 4.7%.
| Population | 9,571 |
| Population Growth Rate | -1.99% |
| Population Density | 203 People per Square Mile |
| Total Households | 3,314 |
| Percentage High Income Households | 13.6% |
| Median Household Income (2021) | $122,206 |
| Average Adjusted Gross Income (2021) | $413,100 |
| Current Unemployment Rate (May 2026) | 4.7% |
| Sales Tax Rate (2025) | 6.6% |
| Majority Race/Ethnicity | White - 87.73% |
07821 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 8,307 | 87.64% |
| Black | 128 | 1.35% |
| Hispanic | 882 | 9.3% |
| Asian | 152 | 1.6% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 10 | 0.11% |
07821 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 517 | 8.26% |
| Bachelor Degree | 1,568 | 25.06% |
| High School Diploma | 1,877 | 30% |
| No High School Diploma | 33 | 0.53% |
| GED or Alternate | 132 | 2.11% |
| 1 or More Years of College | 863 | 13.79% |
| Associates Degree | 568 | 9.08% |
| Masters Degree | 477 | 7.62% |
| Professional Degree | 123 | 1.97% |
| Doctorate Degree | 98 | 1.57% |
07821 Geography
| Coordinates | 40.96324158, -74.75775909 |
| Adjacent ZIP Codes | |
| Cities/Towns in 07821 | |
| Region | Northern New Jersey Area |
| Metropolitan/Micropolitan Stat Areas | New York-Newark-Jersey City, NY-NJ-PA Allentown-Bethlehem-Easton, PA-NJ |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 47 Square Miles |
07821 Schools
| School Districts in 07821 |
07821 Weather and Climate Data
| Plant Hardiness Zone | Zone 6a: -10F to -5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 58i - Glaciated Reading Prong | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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