1 Bedroom Apartments for Rent in Mountainside, NJ (53 Rentals)

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The Ultimate Long-Distance Moving Checklist: Tips from a Real Estate Pro

Moving is tough, especially long-distance. Learn how to minimize stress & expenses with proven strategies from a real estate pro, covering everything from logistics to finances.

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Cash or credit? Understanding the Importance of Credit Score in Real Estate and Renting

Discover how your credit score impacts your ability to lease or buy a home. Learn how credit scores are determined, how to check yours, and strategies to improve it for real estate success.

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The Art of the Rental Viewing: What to look for during a property tour

Touring a rental? This guide helps you know exactly what to look for, from safety features to hidden flaws, so you can confidently sign your lease or keep searching.

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Carina Court
1 Bedroom Apartments

Carina Court

627 S Springfield AveSpringfield, NJ 07081
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Carlton Towers
1 Bedroom Apartments

Carlton Towers

503 Carleton RdWestfield, NJ 07090
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112 Prospect St
1 Bedroom Apartments

112 Prospect St

112 Prospect StWestfield, NJ 07090
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Beech Spring Village
1 Bedroom Apartments

Beech Spring Village

10-33 Beech StSummit, NJ 07901
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60-66 Elm St
1 Bedroom Apartments

60-66 Elm St

60-66 Elm StWestfield, NJ 07090

Smart Renter's Guide: Calculating Affordable Rent & Housing Costs

Wondering how to determine your rental budget? This comprehensive guide covers everything from the 30% rule to hidden fees and effective budgeting strategies.

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57 Park Ave
1 Bedroom Apartments

57 Park Ave

57 Park AveSummit, NJ 07901
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19 Euclid Ave
1 Bedroom Apartments

19 Euclid Ave

19 Euclid AveSummit, NJ 07901
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627 Westfield
1 Bedroom Apartments

627 Westfield

627 WestfieldWestfield, NJ 07090
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Kent Court
1 Bedroom Apartments

Kent Court

15 Norwood AveSummit, NJ 07901
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19-21 Sayre St
1 Bedroom Apartments

19-21 Sayre St

19-21 Sayre StSummit, NJ 07901
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501 South
1 Bedroom Apartments

501 South

501 South Ave WWestfield, NJ 07090

Navigating the Rental Market: Tips for First-Time Renters

Entering the rental market? Learn these simple tips and strategies to avoid common pitfalls and make confident choices. Rent with peace of mind.

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2 Beauvoir Ave
1 Bedroom Apartments

2 Beauvoir Ave

2 Beauvoir AveSummit, NJ 07901
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Mountainside, NJ Local Guide

Largest Available Mountainside and Nearby 1 Bedroom Apartments

The largest available 1 Bedroom apartment unit in Mountainside, NJ is found at Parkside at Westfield in the Wychwood neighborhood and is 985 square feet priced from $3,395. Westfield Crossing has the second largest 1 Bedroom, which is sized at 971 square feet and currently listed start at $3,300. Here is today’s list of the largest available 1 Bedroom units in Mountainside:

Apartment ListingModel NameSquare FootagePriced From
Parkside at Westfield$3.42/sq.ft. - One Bedroom985 Sq Ft$3,395
Westfield Crossing1 Bed/ 1 Bath w/ Den971 Sq Ft$3,300
Westfield Hamilton House, LLC1 Bedroom/1 Bath912 Sq Ft$2,460
The Parc at SummitLarge 1 Bedroom Classic890 Sq Ft$2,395
Vermella Garwood StationA13845 Sq Ft$3,002
SoHo at Fanwood StationOne Bedroom with Den820 Sq Ft$2,538
The NorthsideDeluxe 1 Bed 1 Bath rear facing808 Sq Ft$2,550
Cranford Crossing Apartment HomesOne Bedroom- 738 sqft738 Sq Ft$3,010

Cheapest Available Mountainside and Nearby 1 Bedroom Apartments

As of August 26, 2025 the lowest priced 1 Bedroom apartment unit in Mountainside, NJ is the One Bedroom - 600 sqft Model starting from $2,115 at Duncan Hill Apartment Homes in the Wychwood neighborhood. The second most affordable Mountainside 1 Bedroom is the $3.06/sq.ft. - One Bedroom Model at Mountainview Gardens starting at $2,145 . The average price for all 1 Bedroom apartments in Mountainside is currently $3,148. Here is today’s list of the cheapest available 1 Bedroom options in Mountainside:

Apartment ListingModel NamePriced From
Duncan Hill Apartment HomesOne Bedroom - 600 sqft$2,115
Mountainview Gardens$3.06/sq.ft. - One Bedroom$2,145
Murray Hill Gardens: Your Perfect Home Awaits!1BR/1.0BA$2,200
SoHo at Fanwood StationOne Bedroom$2,308
Manley CourtOne Bedroom$2,370
The Parc at SummitLarge 1 Bedroom Classic$2,395
Westfield Hamilton House, LLC1 Bedroom/1 Bath$2,460

Quick Rent Budget Calculator

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The common "Rule of Thumb" is that rent should be no more than 30% of your income. How much is that? Enter your monthly income and click "Calculate My Budget" to find out.

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Remember the 3 Rules of Real Estate:
Location, Location, Location!

Explore Mountainside, NJ Rentals by Map

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See the most popular apartments and homes in Mountainside, NJ

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Getting Around Mountainside, NJ

Walk Score®

47 / 100

Car-Dependent

Most errands require a car

Bike Score®

47 / 100

Somewhat Bikeable

Minimal bike infrastructure

Transit Score®

1 / 100

Minimal Transit

It may be possible to get on a bus

What Are Walk Score®, Transit Score®, and Bike Score® Ratings?

  • Walk Score® measures the walkability of any address.
  • Transit Score® measures access to public transit.
  • Bike Score® measures the bikeability of any address.

Frequently Asked Questions about 1 Bedroom Mountainside Apartments

How much is the average rent for a 1 Bedroom Mountainside Apartment?

The average rent for a 1 Bedroom Apartment in Mountainside is $3,148.

What is the largest available 1 Bedroom Mountainside Apartment for rent?

Today's apartment with the most square footage in Mountainside is a 985 square feet unit starting from $3,395 at Parkside at Westfield.

What is the average size for Mountainside 1 Bedroom Apartments for rent?

The average size for a 1 Bedroom rental in Mountainside is currently 700 sq ft.

Expert Rental Resources

Helpful Apartment Articles, How-To's and Tips

The rental experts at ApartmentHomeLiving.com provide you with top advice, tools, and tips for understanding the leasing process and finding the perfect rental. Here are a few helpful rental and leasing articles from our experts to guide you on your search.

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The Ultimate Long-Distance Moving Checklist: Tips from a Real Estate Pro

Written by: Christine Leonard, Esq.

Hard truth. Moving is never easy. I’ve done it all – from local moves to cross-country relocations From packing to unpacking the last box, I have found moving to be an exhausting, expensive and stressful experience every time.

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Cash or credit? Understanding the Importance of Credit Score in Real Estate and Renting

Written by: Christine Leonard, Esq.

Throughout the day, think about all the times that you have to pay for something. So many of us reach automatically for a credit card or even our phone for a quick payment.

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Roommate Matching: Finding the Right Fit and Avoiding Pitfalls

Written by: Cheryl Bowman

A fantastic way to save money and enjoy a built-in community is to share an apartment. However, a bad roommate situation can turn your dream rental into a nightmare.

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The Art of the Rental Viewing: What to look for during a property tour

Written by: Marie Brown

You’ve scrolled through countless listings, walked through a blur of rentals, and finally found what feels like the one. The pictures? Fantastic. The neighborhood seems just right.