Kenilworth is a borough in Union County, New Jersey, home to about 8,401 people across 2.1 square miles. Its ZIP code is 07033.
Homes sold for a median of $471 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Kenilworth. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Kenilworth’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Newark Liberty International Airport (EWR)7 miles away |
|---|---|
| Nearest city of 250,000+ | Newark, NJ7 miles away |
| Nearest city of 1 million+ | New York, NY19 miles away |
Straight-line distances from the center of Kenilworth; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Kenilworth had 8,427 residents in the 2020 census, up 10% since 2000.
It’s the 284th largest of 565 towns in New Jersey by population.
Union County grew from 99,353 residents in 1900 to 575,345 in 2020.
Union County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 25°F. About 50.4 inches of rain and melted snow fall in a typical year, with about 26 inches of snow.
Source: NOAA 1991–2020 climate normals, Cranford, NJ weather station (2 miles away).
208,505 jobs at 14,276 businesses in Union County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
46 doctors and other health care providers list an office in Kenilworth.
Nearest hospitals
Providers with an office here
| Primary care doctors | 4 |
|---|---|
| Specialist doctors | 6 |
| Dentists | 7 |
| Nurse practitioners and physician assistants | 8 |
| Mental health providers | 12 |
| Physical and occupational therapists | 4 |
| Optometrists | 2 |
| Chiropractors | 3 |
| Pharmacies | 6 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (10 nearby)
Grocery stores (4 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1907.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Kenilworth School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Warren G. Harding Elementary SchoolKenilworth | Pre-K–6 | 659 | Public | 0.1 mi |
| David Brearley Middle/High SchoolKenilworth | 7–12 | 774 | Public | 0.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.