Residential delivery area · New Jersey
ZIP Code 08823: Franklin Park, NJ
ZIP code 08823 uses the postal name Franklin Park, New Jersey and lies entirely in Somerset County (Census 2020 ZIP-county file). About 8,900 people live there (Census Bureau, ACS 2020-2024). Median household income is $115,597 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Pleasant Plains (50%) and Franklin Park (46%), and 4% in smaller places.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Franklin Park · its only residential ZIP
- County
- Somerset County
- Census places
- Pleasant Plains (50%) census-designated place; Franklin Park (46%) census-designated place
- Metro area
- New York-Newark-Jersey City, NY-NJ
- House district
- NJ-12 119th Congress
- State
- New Jersey
- Time zone
- Eastern
- Land area
- 3.5 sq mi · 2,574 people per sq mi
Where is ZIP code 08823?
08823 centers on 40.439°, -74.565° and covers 3.5 square miles of land plus 0.0 of water. It borders 4 ZIP codes: 08824, 08902, 08873, 08540.
The map draws ZIP code areas only. For the streets inside 08823, 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 08823 compare with the rest of Somerset County?
| Measure | 08823 | In Somerset County | In NJ |
|---|---|---|---|
| People (ACS 2020-2024) | 8,884 | 15th of 32 | 331st of 598 |
| Median household income | $116k | 18th of 24 | 226th of 476 |
| Median home value | $299k | 25th of 25 | 442nd of 515 |
Its median household income is higher than in 89% of U.S. residential ZIP codes, and it is denser than 87% 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 08823?
The 2020 Census counted 9,282 people in 08823; the ACS, which samples households over 2020-2024, estimates 8,884. Between the 2010 and 2020 censuses its population grew 3.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 8,884±1,164 (90% margin)
- 2020 Census count
- 9,282+3.0% since 2010 (9,016)
- Households
- 3,437
- Median age
- 39.1
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 08823?
Of the 8,884 people the ACS estimates in 08823, 17.7% are under 18 and 15.0% are 65 or older. The largest group by race and Hispanic origin is Asian (not Hispanic) (44.9%), then White (not Hispanic) (18.6%).
- Under 1817.7%
- 18 to 6467.2%
- 65 and older15.0%
- Asian, not Hispanic44.9%
- White, not Hispanic18.6%
- Hispanic or Latino16.8%
- Black, not Hispanic12.8%
- Other or two or more7.0%
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 08823 earn?
Median household income is $115,597 (ACS 2020-2024), the 18th highest of the 24 ranked ZIP codes in Somerset County. It is not measurably different from 2015-2019 ($127,531 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $115,597
- Income per person
- $55,160
- Below the poverty line
- 9.0%
- Unemployed (of the labor force)
- 6.4%
- Adults 25+ with a bachelor's degree
- 59.1%
- Adjusted gross income per tax return, 2022
- $101,4255,090 returns; wages 83% 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 08823?
FHFA's house price index for 08823, built from repeat sales and appraisals of the same homes, rose 90% from 2015 to 2025 and rose 72% from 2020 to 2025, and moved +8.8% in 2025.
- Median home value (owners' estimate)
- $298,800
- Median gross rent
- $2,320
- Homes owned by their occupants
- 71.7%
- Housing units
- 3,437
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 08823?
145 business establishments had a location in this ZIP code in 2023, 3 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services30
- Accommodation and food services23
- Other services (except public administration)16
- Retail trade15
- Health care and social assistance13
- Construction7
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 08823?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 08824 | Kendall Park | 13,366 | $175k | 1.4 mi |
| 08902 | North Brunswick | 43,932 | $121k | 3.9 mi |
| 08873 | Somerset | 56,327 | $125k | 4.6 mi |
| 08540 | Princeton | 50,388 | $177k | 7.0 mi |
| 08852 | Monmouth Junction | 18,062 | $133k | 3.5 mi (near) |
| 08528 | Kingston | 321 | – | 4.5 mi (near) |
| 08502 | Belle Mead | 11,849 | $227k | 4.7 mi (near) |
| 08553 | Rocky Hill | 819 | $148k | 4.7 mi (near) |
| 08810 | Dayton | 7,952 | $152k | 6.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.