1 Bedroom Apartments for Rent in New Castle, NH (61 Rentals)

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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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property at 151 High St

151 High St

PortsmouthNH03801
property at 28 Langdon St

28 Langdon St

PortsmouthNH03801
property at 99 Foundry Pl

99 Foundry Pl

PortsmouthNH03801

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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property at 20 Chapel St

20 Chapel St

PortsmouthNH03801
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411 Middle St
1 Bedroom Apartments

411 Middle St

411 Middle StPortsmouth, NH 03801
Student Housing
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2 Bow St
1 Bedroom Apartments

2 Bow St

2 Bow StPortsmouth, NH 03801
  • Utilities Included
  • Smoke Free
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Five Points, LLC
1 Bedroom Apartments

Five Points, LLC

1 5th StDover, NH 03820
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196 S Main St
1 Bedroom Apartments

196 S Main St

196 S Main StNewmarket, NH 03857
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79-81 Government St
1 Bedroom Apartments

79-81 Government St

79-81 Government StKittery, ME 03904
Corporate Housing
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132 Middle St
1 Bedroom Apartments

132 Middle St

132 Middle StPortsmouth, NH 03801
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14 Market Sq
1 Bedroom Apartments

14 Market Sq

14 Market SqPortsmouth, NH 03801
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3 Congress St
1 Bedroom Apartments

3 Congress St

3 Congress StPortsmouth, NH 03801
  • Smoke Free

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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Margeson Apartments
1 Bedroom Apartments

Margeson Apartments

245 Middle StPortsmouth, NH 03801
Senior Living
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Rockingham House
1 Bedroom Apartments

Rockingham House

401 State StPortsmouth, NH 03801
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Harbor Hill Place
1 Bedroom Apartments

Harbor Hill Place

175 High StPortsmouth, NH 03801
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361 Miller Ave
1 Bedroom Apartments

361 Miller Ave

361 Miller AvePortsmouth, NH 03801
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151 High St
1 Bedroom Apartments

151 High St

151 High StPortsmouth, NH 03801
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28 Wyman Ave
1 Bedroom Apartments

28 Wyman Ave

28 Wyman AveKittery, ME 03904
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233 Vaughan St
1 Bedroom Apartments

233 Vaughan St

233 Vaughan StPortsmouth, NH 03801
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5 Hillcrest Ave
1 Bedroom Apartments

5 Hillcrest Ave

5 Hillcrest AveKittery, ME 03904
Showing Results 1-50, Page 1 of 2

New Castle, NH Local Guide

Largest Available New Castle and Nearby 1 Bedroom Apartments

The largest available 1 Bedroom apartment unit in New Castle, NH is found at The Thomas Apartments in the Crocketts Crossings neighborhood and is 888 square feet priced from $2,132. Seacoast Residences in the Osprey Landing neighborhood has the second largest 1 Bedroom, which is sized at 771 square feet and currently listed start at $2,678. Here is today’s list of the largest available 1 Bedroom units in New Castle:

Apartment ListingModel NameSquare FootagePriced From
The Thomas ApartmentsOne Bedroom plus Den888 Sq Ft$2,132
Seacoast ResidencesThe Captain - 1BR Den771 Sq Ft$2,678
The Residences at Portwalk PlaceAria 1 Bedroom B10768 Sq Ft$3,495
Orpheum ApartmentsDolby744 Sq Ft$2,395
Princeton Dover ApartmentsAnnex One Bedroom704 Sq Ft$2,150
West End YardsA1J640 Sq Ft$2,680
Royal Oak ApartmentsDeluxe One Bedroom625 Sq Ft$1,775

Cheapest Available New Castle and Nearby 1 Bedroom Apartments

As of November 03, 2025 the lowest priced 1 Bedroom apartment unit in New Castle, NH is the 1 - C Model starting from $1,550 at Winchester Arms in the Crocketts Crossings neighborhood. The second most affordable New Castle 1 Bedroom is the Deluxe One Bedroom Model at Royal Oak Apartments starting at $1,775 . The average price for all 1 Bedroom apartments in New Castle is currently $2,406. Here is today’s list of the cheapest available 1 Bedroom options in New Castle:

Apartment ListingModel NamePriced From
Winchester Arms1 - C$1,550
Royal Oak ApartmentsDeluxe One Bedroom$1,775
The Thomas ApartmentsOne Bedroom plus Den$2,132
Princeton Dover ApartmentsAnnex One Bedroom$2,150
Seacoast ResidencesAcadia$2,230
Orpheum ApartmentsDolby$2,395
West End YardsA1J$2,680
The Residences at Portwalk PlaceOpus 1 Bedroom A3$3,295

Apartment Common Area Rules: What Renters Need to Know

From the lounge to the laundry room, understand your rights and responsibilities in shared apartment spaces. Get tips on pet rules, noise, and security.

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Don't Settle: How to Negotiate Your Apartment Lease and Save Money

Discover the insider tips from an attorney and real estate agent on how to negotiate your next apartment lease. Find out what's on the table and what's not, so you can save money and get the best terms possible.

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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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Quick Rent Budget Calculator

How much rent can you afford?

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 New Castle, NH Rentals by Map

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See the most popular apartments and homes in New Castle, NH

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New Castle, NH Apartments Map
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New Castle, NH Rental Homes Map

Getting Around New Castle, NH

Walk Score®

26 / 100

Car-Dependent

Most errands require a car

Bike Score®

38 / 100

Somewhat Bikeable

Minimal bike infrastructure

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 New Castle Apartments

What is the Cheapest apartment in New Castle with 1 Bedroom?

Currently the most affordable 1 Bedroom in New Castle is at Winchester Arms listed at $1,550.

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

The average rent for a 1 Bedroom Apartment in New Castle is $2,406.

What is the largest available 1 Bedroom New Castle Apartment for rent?

Today's apartment with the most square footage in New Castle is a 888 square feet unit starting from $2,132 at The Thomas Apartments.

What is the average size for New Castle 1 Bedroom Apartments for rent?

The average size for a 1 Bedroom rental in New Castle is currently 657 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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Apartment Common Area Rules: What Renters Need to Know

Written by: Christine Leonard, Esq.

Back in the day when I rented one of my first apartments, the property didn’t even have laundry in the building. Now, rental properties are often competing against each other to provide the best amenities.

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How to Negotiate Your Apartment Lease and Save Money

Written by: Christine Leonard, Esq.

Everything is a negotiation in real estate! 

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The Rental Move-In Inspection Checklist: A Guide for Renters

Written by: Trey Huguley

The move-in inspection checklist is a crucial tool for both tenants and landlords. This checklist, provided by the team at ApartmentHomeLiving.com, helps document the condition of an apartment at the time of move-in.

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Your Guide to Co-Signers: The Risks, Rewards, and Everything in Between

Written by: Christine Leonard, Esq.

For many people, obstacles can arise during the rental application process for a variety of issues.