Alpha is a borough in Warren County, New Jersey, home to about 2,436 people across 1.7 square miles. It has no ZIP code of its own: it’s part of 08865.
Homes sold for a median of $241 per square foot in the three months ending August 2026, a seller’s market.
Mostly Phillipsburg; part is in Alpha
Each card is that ZIP code’s whole market, including any part outside Alpha. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Alpha’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)51 miles away |
|---|---|
| Closer regional airport | Lehigh Valley International Airport (ABE)16 miles away |
| Nearest city of 250,000+ | Philadelphia, PA48 miles away |
Straight-line distances from the center of Alpha; 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.
Alpha had 2,328 residents in the 2020 census, down 6% since 2000.
It’s the 474th largest of 565 towns in New Jersey by population.
Warren County grew from 37,781 residents in 1900 to 109,632 in 2020.
Warren 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 22°F. About 51.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Phillipsburg-Easton Brg, NJ weather station (3 miles away).
28,428 jobs at 2,286 businesses in Warren County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
381 doctors and other health care providers list an office in Alpha.
Nearest hospitals
Providers with an office here
| Primary care doctors | 63 |
|---|---|
| Specialist doctors | 63 |
| Dentists | 27 |
| Nurse practitioners and physician assistants | 49 |
| Mental health providers | 90 |
| Physical and occupational therapists | 72 |
| Optometrists | 8 |
| Chiropractors | 9 |
| Pharmacies | 15 |
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.
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues (1 nearby)
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.
Public schools here are run by Alpha Borough School District, Harmony Township School District, Lopatcong Township School District and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Alpha Borough SchoolAlpha | Pre-K–8 | 215 | Public | 3.1 mi |
| Harmony Township SchoolPhillipsburg | Pre-K–8 | 190 | Public | 2.5 mi |
| Lopatcong Elementary SchoolPhillipsburg | Pre-K–4 | 389 | Public | 0.5 mi |
| Phillipsburg Early Childhood Learning CenterPhillipsburg | Pre-K–1 | 449 | Public | 1.9 mi |
| Pohatcong Township SchoolPhillipsburg | Pre-K–8 | 318 | Public | 3.7 mi |
| Philipsburg Primary SchoolPhillipsburg | K–2 | 420 | Public | 2.0 mi |
| Phillipsburg Elementary SchoolPhillipsburg | 3–5 | 621 | Public | 2.0 mi |
| Lopatcong Township Middle SchoolPhillipsburg | 5–8 | 335 | Public | 1.0 mi |
| Phillipsburg Middle SchoolPhillipsburg | 6–8 | 636 | Public | 2.3 mi |
| Phillipsburg High SchoolPhillipsburg | 9–12 | 1,750 | Public | 1.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Sts Philip & James SchoolPhillipsburg | Pre-K–8 | 114 | Roman Catholic | 1.5 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 Phillipsburg, Lopatcong, Pohatcong and Harmony.
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.