Residential delivery area · New Jersey
ZIP Code 07871: Sparta, NJ
ZIP code 07871 uses the postal name Sparta, New Jersey and lies entirely in Sussex County (Census 2020 ZIP-county file). About 21,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $167,654 (Census Bureau, ACS 2020-2024). By Census place, 12% of its land lies in Lake Mohawk (a census-designated place); 88% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Sparta · its only residential ZIP
- County
- Sussex County
- Census places
- Lake Mohawk census-designated place
- Metro area
- New York-Newark-Jersey City, NY-NJ
- House district
- NJ-7 119th Congress
- State
- New Jersey
- Time zone
- Eastern
- Land area
- 38.1 sq mi · 562 people per sq mi
Where is ZIP code 07871?
07871 centers on 41.047°, -74.628° and covers 38.1 square miles of land plus 2.1 of water. It borders 8 ZIP codes: 07439, 07848, 07416, 07438, 07849, 07460, 07821, 07860.
The map draws ZIP code areas only. For the streets inside 07871, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 07871 compare with the rest of Sussex County?
| Measure | 07871 | In Sussex County | In NJ |
|---|---|---|---|
| People (ACS 2020-2024) | 21,437 | 2nd of 21 | 161st of 598 |
| Median household income | $168k | 1st of 16 | 81st of 476 |
| Median home value | $480k | 1st of 18 | 228th of 515 |
Its median household income is higher than in 98% of U.S. residential ZIP codes, and it is denser than 73% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 07871?
The 2020 Census counted 20,992 people in 07871; the ACS, which samples households over 2020-2024, estimates 21,437. Between the 2010 and 2020 censuses its population fell 0.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 21,437
- 2020 Census count
- 20,992−0.8% since 2010 (21,165)
- Households
- 7,998
- Median age
- 41.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 07871?
Of the 21,437 people the ACS estimates in 07871, 24.7% are under 18 and 13.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (81.0%).
- Under 1824.7%
- 18 to 6462.0%
- 65 and older13.3%
- White, not Hispanic81.0%
- Hispanic or Latino9.0%
- Other or two or more5.2%
- Asian, not Hispanic4.0%
- Black, not Hispanic0.7%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 07871 earn?
Median household income is $167,654 (ACS 2020-2024), the highest of the 16 ranked ZIP codes in Sussex County. It is not measurably different from 2015-2019 ($168,977 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $167,654±$21,317
- Income per person
- $75,262
- Below the poverty line
- 3.9%
- Unemployed (of the labor force)
- 5.3%
- Adults 25+ with a bachelor's degree
- 62.4%
- Adjusted gross income per tax return, 2022
- $157,82010,560 returns; wages 70% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 07871?
FHFA's house price index for 07871, built from repeat sales and appraisals of the same homes, rose 82% from 2015 to 2025 and rose 64% from 2020 to 2025, and moved +9.3% in 2025.
- Median home value (owners' estimate)
- $479,700
- Median gross rent
- $1,855
- Homes owned by their occupants
- 87.8%
- Housing units
- 8,433
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 07871?
634 business establishments had a location in this ZIP code in 2023, 21 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance112
- Professional, scientific, and technical services104
- Construction63
- Other services (except public administration)62
- Retail trade56
- Accommodation and food services43
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 07871?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 07439 | Ogdensburg | 2,160 | $106k | 2.8 mi |
| 07848 | Lafayette | 4,257 | $128k | 4.5 mi |
| 07416 | Franklin | 5,851 | $94k | 4.8 mi |
| 07438 | Oak Ridge | 11,160 | $123k | 5.7 mi |
| 07849 | Lake Hopatcong | 8,380 | $117k | 5.8 mi |
| 07460 | Stockholm | 3,181 | $145k | 8.4 mi |
| 07821 | Andover | 9,662 | $142k | 8.6 mi |
| 07860 | Newton | 26,047 | $110k | 9.1 mi |
| 07843 | Hopatcong | 11,098 | $109k | 7.6 mi (near) |
| 07822 | Augusta | 827 | $115k | 7.6 mi (near) |
| 07419 | Hamburg | 9,693 | $101k | 8.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.