Mountainside, New Jersey

About Mountainside

Mountainside is a close-knit town in northern New Jersey counting 7,228 people who proudly call it home.

Officially, Mountainside is a borough — a form of municipal government most common in the Northeast. The community covers 4 square miles, giving it a balanced suburban layout with room to breathe at roughly 1,807 residents per square mile.

📰 Mountainside News Today

• Meet the Candidates: What do you believe is the single most important challenge facing Mountainside over the next five years, and what specific action would you take to address it? TAPinto · Oct 7
• Donald W Rinaldo Higgins and Bonner Echo Lake Funeral Home · Sep 30
• Mountainside Air Quality Index (AQI) and USA Air Pollution IQAir · Jun 24
• Driver Rescued From Overturned Car On Route 22 In Mountainside News12 | New Jersey · Aug 28
• Weather Forecast and Conditions for Mountainside, New Jersey - The Weather Channel | Weather.com The Weather Channel · Jul 21

Live headlines via Google News — updates through the day.

📰 Local News

Read the latest New Jersey headlines on our news site, Bless News Daily.

What Makes Mountainside Unique

• The only place in America named Mountainside — a truly one-of-a-kind name among 32,000+ US communities.
• Positioned in northern New Jersey, convenient to the region's corridors and crossings.
• Part of the fabric of New Jersey — one of 700 recognized communities statewide.

Why People Love It Here

• The sweet spot: real amenities without big-city congestion.
• Local businesses and schools anchored by a stable resident base of 7,228.
• Well connected: 3+ neighboring communities within 3 miles.

🍽️ Where to Eat in Mountainside

• Echo Tap & Grille — american
• Outback Steakhouse — american
• Arirang — asian
• Famous Dave's — barbecue

Local spots mapped by the OpenStreetMap community · click a restaurant to read or write reviews.

🎡 Fun Things to Do

• Trailside Nature and Science Center · Museum
• Deacon Andrew Hetfield House · Museum

Attractions mapped by the OpenStreetMap community.

🏞️ Parks & Outdoors in Mountainside

• Watchung Reservation reviews ★
• Boy Scout Camping Area, Watchung Reservation reviews ★
• Brightwood Park reviews ★
• Demonstration Gardens of the Master Gardeners of Union Count · Garden reviews ★
• Echo Lake Park reviews ★
• Irwin Playground reviews ★

Parks mapped by the OpenStreetMap community · "reviews" opens each park's live Google reviews.

🏫 Schools in Mountainside

• Beechwood School
• Deerfield Elementary School

Public schools, U.S. Dept. of Education (NCES) 2023–24 directory.

⚡ Quick Facts

🌤️ Current Weather

Full forecast →

Source: National Weather Service

🗺️ Map of Mountainside

🏘️ Nearby Communities