Residential delivery area · New Jersey
ZIP Code 07857: Netcong, NJ
ZIP code 07857 is in Netcong, New Jersey, entirely in Morris County (Census 2020 ZIP-county file). About 3,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $85,898 (Census Bureau, ACS 2020-2024). By Census place, 80% of its land lies in Netcong; 20% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Netcong · its only residential ZIP
- County
- Morris County
- Census places
- Netcong
- Metro area
- New York-Newark-Jersey City, NY-NJ
- House district
- NJ-7 119th Congress
- State
- New Jersey
- Time zone
- Eastern
- Land area
- 1.0 sq mi · 3,571 people per sq mi
Where is ZIP code 07857?
07857 centers on 40.898°, -74.693° and covers 1.0 square miles of land plus 0.1 of water. It borders 5 ZIP codes: 07852, 07850, 07874, 07828, 07836.
The map draws ZIP code areas only. For the streets inside 07857, 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 07857 compare with the rest of Morris County?
| Measure | 07857 | In Morris County | In NJ |
|---|---|---|---|
| People (ACS 2020-2024) | 3,728 | 41st of 57 | 465th of 598 |
| Median household income | $86k | not ranked | not ranked |
| Median home value | $346k | 49th of 49 | 405th of 515 |
07857's median household income is not ranked: its 90% margin of error (±$31,938) is more than a quarter of the figure ($85,898). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 90% of 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 07857?
The 2020 Census counted 3,397 people in 07857; the ACS, which samples households over 2020-2024, estimates 3,728. Between the 2010 and 2020 censuses its population grew 4.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,728
- 2020 Census count
- 3,397+4.7% since 2010 (3,244)
- Households
- 1,847
- Median age
- 45.1
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 07857?
Of the 3,728 people the ACS estimates in 07857, 13.9% are under 18 and 13.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (58.4%), then Hispanic or Latino (27.2%).
- Under 1813.9%
- 18 to 6472.2%
- 65 and older13.8%
- White, not Hispanic58.4%
- Hispanic or Latino27.2%
- Other or two or more6.1%
- Black, not Hispanic5.2%
- Asian, not Hispanic3.0%
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 07857 earn?
Median household income is $85,898 (ACS 2020-2024). It is not measurably different from 2015-2019 ($84,662 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $85,898±$31,938
- Income per person
- $51,015
- Below the poverty line
- 7.6%
- Unemployed (of the labor force)
- 3.4%
- Adults 25+ with a bachelor's degree
- 36.4%
- Adjusted gross income per tax return, 2022
- $68,3791,900 returns; wages 74% 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 07857?
FHFA's house price index for 07857, built from repeat sales and appraisals of the same homes, rose 100% from 2015 to 2025 and rose 74% from 2020 to 2025, and moved +12.2% in 2025.
- Median home value (owners' estimate)
- $346,100
- Median gross rent
- $1,443
- Homes owned by their occupants
- 56.8%
- Housing units
- 1,974
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 07857?
82 business establishments had a location in this ZIP code in 2023, 4 fewer than in 2018; the most are in other services (except public administration) (ZIP Code Business Patterns).
- Other services (except public administration)13
- Accommodation and food services12
- Retail trade10
- Construction7
- Transportation and warehousing7
- Administrative and support and waste management and remediation services7
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 07857?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 07852 | Ledgewood | 4,233 | $120k | 1.7 mi |
| 07850 | Landing | 6,828 | $107k | 1.9 mi |
| 07874 | Stanhope | 8,752 | $133k | 2.3 mi |
| 07828 | Budd Lake | 15,461 | $103k | 3.4 mi |
| 07836 | Flanders | 11,694 | $152k | 3.8 mi |
| 07843 | Hopatcong | 11,098 | $109k | 3.4 mi (near) |
| 07876 | Succasunna | 9,641 | $161k | 3.5 mi (near) |
| 07856 | Mount Arlington | 4,774 | $93k | 3.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.