Mount Olive is a township in Morris County, New Jersey, home to about 29,149 people across 30 square miles. Its ZIP codes are 07828 and 07836, and parts of 07840, 07853 and 07930 are in Mount Olive too.
Homes sold for a median of $327 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
All in Mount Olive
Mostly Mount Olive; also Roxbury and Chester
Mostly Hackettstown; part is in Mount Olive
Mostly Washington Township (Morris County); part is in Mount Olive
Mostly Chester; part is in Mount Olive
Each card is that ZIP code’s whole market, including any part outside Mount Olive. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mount Olive’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)32 miles away |
|---|---|
| Nearest city of 250,000+ | Newark, NJ31 miles away |
| Nearest city of 1 million+ | New York, NY44 miles away |
Straight-line distances from the center of Mount Olive; 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.
Mount Olive had 28,886 residents in the 2020 census, up 19% since 2000.
It’s the 86th largest of 565 towns in New Jersey by population.
Morris County grew from 65,156 residents in 1900 to 509,285 in 2020.
Morris County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 19°F. About 48.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Andover Aeroflex Ap, NJ weather station (10 miles away).
301,249 jobs at 16,518 businesses in Morris County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
160 doctors and other health care providers list an office in Mount Olive’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 13 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 35 |
| Nurse practitioners and physician assistants | 15 |
| Mental health providers | 43 |
| Physical and occupational therapists | 38 |
| Optometrists | 5 |
| Chiropractors | 9 |
| Pharmacies | 5 |
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 (4 nearby)
Pharmacies (4 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues (2 nearby)
Counts are within about 3.5 miles 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 1871.
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 Mount Olive Township School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mountain View Elementary SchoolFlanders | Pre-K–5 | 565 | Public | 3.0 mi |
| Chester M. Stephens Elementary SchoolBudd Lake | K–5 | 696 | Public | 0.7 mi |
| Sandshore Rd. Elementary SchoolBudd Lake | K–5 | 409 | Public | 1.7 mi |
| Tinc Rd. Elementary SchoolFlanders | K–5 | 449 | Public | 1.2 mi |
| Mount Olive Middle SchoolBudd Lake | 6–8 | 1,137 | Public | 0.8 mi |
| Mount Olive High SchoolFlanders | 9–12 | 1,520 | Public | 1.5 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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Shares ZIP codes with Washington Township (Morris County), Hackettstown, Chester, Roxbury, Allamuchy, Independence, Mansfield Township (Warren County) and Chester Borough.
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.