Caldwell is a borough in Essex County, New Jersey, home to about 9,003 people across 1.2 square miles. Its ZIP code is 07006.
Homes sold for a median of $434 per square foot in the three months ending August 2026, a seller’s market.
Mostly Caldwell; also West Caldwell and North Caldwell
Each card is that ZIP code’s whole market, including any part outside Caldwell. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Caldwell’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)13 miles away |
|---|---|
| Nearest city of 250,000+ | Newark, NJ11 miles away |
| Nearest city of 1 million+ | New York, NY22 miles away |
Straight-line distances from the center of Caldwell; 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.
Caldwell had 9,027 residents in the 2020 census, up 15% since 2010.
It’s the 266th largest of 565 towns in New Jersey by population.
Essex County grew from 359,053 residents in 1900 to 863,728 in 2020.
Essex County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 23°F. About 44.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Caldwell Essex Co Ap, NJ weather station (2 miles away).
295,575 jobs at 19,392 businesses in Essex County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
331 doctors and other health care providers list an office in Caldwell.
Nearest hospitals
Providers with an office here
| Primary care doctors | 21 |
|---|---|
| Specialist doctors | 31 |
| Dentists | 37 |
| Nurse practitioners and physician assistants | 22 |
| Mental health providers | 107 |
| Physical and occupational therapists | 87 |
| Optometrists | 5 |
| Chiropractors | 21 |
| 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 (7 nearby)
Grocery stores
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.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by North Caldwell School District, Caldwell-West School District, West Essex Regional School District and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Grandview Elementary SchoolN Caldwell | Pre-K–3 | 420 | Public | 1.9 mi |
| Harrison SchoolWest Caldwell | Pre-K | 39 | Public | 0.5 mi |
| Jefferson Elementary SchoolWest Caldwell | K–5 | 246 | Public | 1.1 mi |
| Lincoln Elementary SchoolCaldwell | K–5 | 253 | Public | 1.3 mi |
| Washington Elementary SchoolWest Caldwell | K–5 | 409 | Public | 0.1 mi |
| Wilson Elementary SchoolWest Caldwell | K–5 | 214 | Public | 1.8 mi |
| Gould/Mountain Elementary SchoolN Caldwell | 4–6 | 279 | Public | 1.1 mi |
| Grover Cleveland Middle SchoolCaldwell | 6–8 | 610 | Public | 0.8 mi |
| West Essex Middle SchoolNorth Caldwell | 7–8 | 558 | Public | 1.5 mi |
| Essex County West Caldwell TechWest Caldwell | 9–12 | 353 | Career and Technical | 0.7 mi |
| James Caldwell High SchoolWest Caldwell | 9–12 | 749 | Public | 1.2 mi |
| West Essex High SchoolNorth Caldwell | 9–12 | 1,061 | Public | 1.4 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Essex Valley SchoolWest Caldwell | 6–12 | 103 | Nonsectarian | 1.4 mi |
| Mount Saint Dominic AcademyCaldwell | 9–12 | 254 | Roman Catholic | 1.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with West Caldwell and North Caldwell.
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.