A Lake Hopatcong resort borough, incorporated in 1890 after a grand hotel drew summer residents.
14.4% of residents are Hispanic or Latino. A full race breakdown for Mount Arlington Borough was not available from the sources used.
Mount Arlington Public School District · high school: Roxbury High School (Roxbury School District, Succasunna)
| Station location | Mount Arlington Borough |
|---|---|
| Address | Howard Boulevard (CR 615) at I-80 Exit 30; also known as Howard Boulevard Park and Ride |
| First passenger service | Current station opened January 21, 2008. Predecessor Drakesville station opened 1854-01-16 (~0.5 mi west); renamed Mount Arlington 1891-07-01; passenger service ended 1942-11-08 |
| Current station opened | 2008 |
| Architecture / history | Opened January 21, 2008, at I-80 Exit 30 (Howard Boulevard park-and-ride), with high-level platforms; fully accessible. |
| Service | Diesel, weekdays. A limited number of Morristown Line and Montclair-Boonton Line trains; check NJ TRANSIT for connections to New York. |
| Parking | 281 free spaces (7 accessible) |
| Accessibility | Fully accessible; two high-level platforms, pedestrian underpass, elevators |
| Average weekday boardings | 53 (2024) |
| Fare zone | 19 |
Travel times are not shown. NJ TRANSIT’s Portal North Bridge cutover schedule (October 11 to November 14, 2026) diverted weekday Midtown Direct trains to Hoboken, and the regular timetable resumes November 15, 2026, subject to safety testing. Check njtransit.com for current times.
| Population, 2020 Census | 5,909 |
|---|---|
| Population, 2010 Census | 5,050 |
| Change, 2010–2020 | +17.0% |
| Population, ACS 2020–2024 | 5,935 |
| Median age | 48.1 |
| Median household income | $92,264 |
| Poverty rate | 4.87% |
| Hispanic or Latino (any race) | 14.4% |
| Born outside the U.S. | 15.1% |
| Median home value | $422,900 |
| Owner-occupied homes | 75.2% |
| Mean travel time to work | 36.5 min |
| Work from home | 21.1% |
| Land area | 2.14 sq mi |
| People per square mile | 2,761.2 |
U.S. Census Bureau: ACS 2020–2024 5-year estimates and the 2010 and 2020 Census. Rows not shown were not available from the sources used.
Two-building industrial campus approved by Roxbury. Status as of 2025-02-13: approved, groundbreaking targeted for Q3 2025. A later construction status was not found.
Approved: Roxbury approval in October; Accordia announced approval Feb 10, 2025source, 2025-02-13
A newly built warehouse bought by U.S. Immigration and Customs Enforcement for conversion to a detention center. Roxbury Township, which had opposed a detention center by unanimous resolution, said it would challenge the purchase in court. Later coverage describes a continuing dispute; check current reporting.
Purchase announced February 2026source, 2026-02-24
Apartments being added to the shopping center at I-80 Exit 30, beside the Mount Arlington NJ Transit station. A construction loan closed in Sept 2026.
Redevelopment plan: Ord 02-2021 (Mar 2, 2021); Amended site plan: LUB Res 24-002, Feb 28, 2024source, 2026-09-08
Borough-designated redevelopment of a former parochial school. A PILOT/financial agreement was approved in Dec 2025. The use and unit count were not published on the borough page.
Redevelopment plan: Ord 04-2023 (Jul 11, 2023); Land Use Board approval: Res 24-003source, 2025-12-16
Every school in Mount Arlington →