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End of Summer Savings! One Month FREE! 13-Month Lease. Select Apartments. Move In By 9/30

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Highlights

  • Rent Special
  • Pet Friendly
  • Private balcony
  • Swimming pool
  • Spacious floor plans
  • In-unit laundry
  • Excellent amenities
  • Urban and suburban living

Location

550 S Dupont Hwy, New Castle, DE 19720, USA
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Contact

Management

THE GALMAN GROUP

Our team has verified this company

Leasing office

(302) 302-5072

Open 

9:00 am–6:00 pm ET

Property Overview

Castlebrook Apartments earns a strong overall impression with a 9.6 Zumper Expert Rating, reflecting standout scores for amenities, location, quality, and trustworthiness, along with solid value. Key features include a private balcony, swimming pool, spacious floor plans, in-unit laundry, and excellent amenities, while 58 photos and pet-friendly nearby conveniences add to its appeal.

This summary uses Zumper’s proprietary data. “Zumper Expert Ratings,” “Things you’ll love,” and “Great for” are based on our internal analyses of market trends and renter insights.

Zumper Expert Rating

9.6
Excellent
Earning an outstanding 9.6 out of 10 overall rating, Castlebrook Apartments is a shining example of a what an exceptional rental property looks like. Most noteworthy, it excels at Amenities and Location—these two characteristics alone make this property an excellent choice for anyone seeking an elevated lifestyle with few trade-offs.

Things you’ll love

  • Dishwasher
  • Images Available
  • Laundry available on site

Great for

  • Pet owners

Floor plans

1 Bed | 1 Bath1 bed1 bath755 sqft$1,251–$1,509 /mo9 units available
2 Bed | 1 Bath2 bed1 bath950+ sqft$1,505–$1,804 /mo5 units available
2 Bed | 1.5 Bath2 bed1.5 bath950+ sqft$1,699–$1,821 /mo8 units available
3 Bed | 1.5 Bath3 bed1.5 bath1,165 sqft$2,199–$2,260 /mo2 units available
Studio | 1 BathStudio1 bath300 sqftAsk to join waitlistComing soon
1 Bed Jr | 1 Bath1 bed1 bath430 sqftAsk to join waitlistComing soon

Let's explore this property.

Amenities for Castlebrook Apartments

Apartment Amenities

Air ConditioningBalcony
Breakfast BarCarpet
Contemporary CabinetryCustom Tile Backsplash
Energy Efficient LED LightingFrameless Glass Shower Door
Hard Surface Countertops Newly Renovated Bathrooms
Open Concept FloorplansPantry
PatioPrivate Entrance
Vinyl FlooringWalk-in Closet
Window Coverings

Appliances

DishwasherEnergy Efficient Kitchen Appliance
Garbage DisposalIn-Unit Laundry
MicrowaveRange

Tech

CableClimate Control

Building

Cats OKClubhouse
Controlled AccessCourtyard Lounge with Fire Pit
Dogs OKFitness Center
Multi-use RoomOnsite Laundry
Residents LoungeRoof Deck

Grounds

Ample Off-Street ParkingBBQ Area
Outdoor SpaceSwimming Pool
Tennis Courts

Services

Complimentary Coffee and Tea BarOn-Site Maintenance
On-Site ManagementPackage Service
Resident Events and ActivitiesResident Portal for Payments and Work Orders
Units, floor plans, amenities, dimensions, details, availability, and prices may be approximate and subject to change. Please contact a community representative for more information.

Policies and fees

Applicants

Application Fee

Per-applicant. Application Fee.

$64

REQUIRED FEES

Admin Fee

One-time. Admin Fee.

$100

Hold Deposit

One-time. Hold Deposit.

$500

OPTIONAL FEES

Parking Policy

Surface Lot

Please call us regarding our Parking Policy.

Surface Lot

Parking Fee

Monthly. 2 surface lots max. Please call us regarding our Parking Policy.

Contact Property

Dog Policy

Allowed

Cat Policy

Allowed

Cat

Pet Deposit - Cat

One-time. 2 cats max.

$500

Dog

Pet Deposit - Dog

One-time. 2 dogs max.

$500

Questions about this property’s policies and fees?

Building details

Property details

Units635
Lease terms9–13 months
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About Castlebrook Apartments

HomeApartments in New Castle Castlebrook Apartments

Explore Castlebrook Apartments, a beautifully maintained rental community in New Castle, DE. Featuring spacious studio, 1-, 2-, and 3-bedroom floor plans with excellent amenities. Enjoy a private balcony, in-unit laundry, an on-site fitness center, a swimming pool, and more. Encompassing 34 acres in a fabulous residential setting, Castlebrook Apartments provide a refreshing blend of urban and suburban living with easy access to I-95, Routes 1, 13, 40, 141 & 273.


Zumper Expert Rating

Our expert rating is based on a weighted average score of property attributes that renters care about most: price, amenities, location, quality, and trust.
9.6
/10
Excellent
Earning an outstanding 9.6 out of 10 overall rating, Castlebrook Apartments is a shining example of a what an exceptional rental property looks like. Most noteworthy, it excels at Amenities and Location—these two characteristics alone make this property an excellent choice for anyone seeking an elevated lifestyle with few trade-offs.
How we rated Castlebrook Apartments
Price·9A score that weighs the cost and location of the property, which we calculate by comparing rent prices of recent units to the median price of nearby rentals, adjusting for overall quality and features.
Castlebrook Apartments stands out with a remarkable rating of 9/10 for its cost per bedroom compared to other rentals in the area. Considering the excellent balance between price, convenience, and comfort that it provides, residents enjoy a high-quality living experience.
Amenities·10A score based on the amenities offered at this property compared to other rentals in the area. We consider the quantity, quality, and popularity of features both on site and within the units.
Castlebrook Apartments stands out as a premier property with an impressive array of amenities and an excellent standard of living. Residents here have access to many of the most popular and desired perks—pets allowed—making this one of the top choices for renters seeking unparalleled comfort and convenience.
Location·10A score based on proximity and ease of access to shops, restaurants, schools, and public transportation while considering the desirability of the area.
Castlebrook Apartments offers residents unparalleled convenience to popular points of interest, transportation, schools, and more, which provide an elevated quality of life. Communication with management is usually quick and easy, allowing for a more expedited application and renting process, saving you time and money.
Quality·10A score based on what makes the property stand out, such as luxury features, unique offerings, age of the building, and our ability to verify the accuracy of these details.
Castlebrook Apartments has notable characteristics that give it an edge. It is a verified property that stands out from others nearby as an exceptional choice for renters looking for a specific lifestyle. Offering a combination of prestige, modernity, and tailored living experiences, residents can expect nothing short of excellence at Castlebrook Apartments.
Trustworthiness·9A score based on the accuracy, completeness, recency, and usefulness of the information provided by this property, so you can trust that what you see is what you get.
Castlebrook Apartments has gone above and beyond to craft a useful, detailed description, demonstrating transparency and trustworthiness, and giving renters a clear picture of what to expect from the property and its management, so they can make an informed decision about whether the rental meets their needs.

Castlebrook Apartments is great for:

Pet owners

  • Outdoor spaces are available at this property
  • 1 pet supply store near the property

Property highlights

We compared every listing in the surrounding area to determine which amenities are most common. If a building lacks an amenity that most others in the area have, it is a con. If a building has an amenity most others in the area do not, it is a pro. Similarly, price, schools, and size are calculated relative to the size, price, and distance to schools of the other properties nearby.

How Castlebrook Apartments compares to other nearby properties.

Positives

Dishwasher
Dishwasher available in kitchen
Images Available
There are at least 10 photos of this address
Laundry available on site
Washers and dryers are available in-building or in-unit
Package service
More secure storage for delivery
Pet friendly
This property allows pets
Walk-in closet
More closet space on average

Considerations

Greater distance from grade schools
The nearest elementary school is farther than 2 miles away

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Rent trends in New Castle

1-bedroom apartments here are priced 9% lower than 1-bedrooms in New Castle.

If you decide to upgrade your space, you can expect 2-bedrooms at Castlebrook Apartments to be 5% more than the average for similarly sized apartments in New Castle.

3-bedroom apartments at Castlebrook Apartments cost about 6% less than the average rent price for 3-bedroom apartments in New Castle.

Median rents as of Mar 28 2026.
New Castle
A table of studio rental data trends in New Castle
MonthMedian Rent
September 2024$1,180
October 2024$1,180
November 2024$1,252
December 2024$1,300
January 2025$1,300
February 2025$1,253
March 2025$1,390
April 2025$1,254
May 2025$1,475
June 2025$1,475
July 2025$1,475
August 2025$1,475
September 2025$1,365
October 2025$1,200
November 2025$1,200
December 2025$1,475
January 2026$1,450
February 2026$1,300
March 2026$1,300

Affordability calculator

Can I afford to live at 550 S Dupont Hwy?

Bedrooms

Rent-to-income ratio

30%

Slide to adjust the percentage of your monthly income you are willing to spend on rent.
The general rule of thumb is to spend around 30% or less of your income on rent.
Recommended income

$50,040/yr

With your selected rent-to-income ratio, you'd ideally want to make $50,040 annually to afford this 1-bedroom monthly rent price of $1,251.
For more information on rent affordability, visit our rent calculator.

Schools near Castlebrook Apartments

The Colwyck Center

12 landers ln

new castle, DE, 19720

PKPublic

John G. Leach School

10 landers ln

new castle, DE, 19720

PK, K-12Public

Red Clay Early Years Program

1621 telegraph rd

wilmington, DE, 19804

PKPublic

Southern Elementary School

795 cox neck rd

new castle, DE, 19720

K-5Public
C+

Lorewood Grove Elementary School

820 mapleton ave

middletown, DE, 19709

1-5Public
A
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Internet available near Castlebrook Apartments

Neighborhood

NEIGHBORHOOD VIBE
Peaceful and quiet
Noise-canceling headphones not required in this mostly noise free area.

Getting around New Castle near 550 S Dupont Hwy

Walking

4/10
Some shops and stores are within a few minutes.

Driving

8/10
This area is close to freeways and has adequate parking options.

Cycling

4/10
This is semi-bikeable, but you’ll need another way of getting around.

Transit

3/10
There are a few mass transit options within the area.

Points of interest for 550 S Dupont Hwy, New Castle

Groceries

8/10
At least one supermarket within a 10-minute walk

Shopping

4/10
Some shops within walking distance

Cafes

2/10
Few or no cafés within walking distance

Restaurants

4/10
Some restaurants within a few minutes’ walk

Primary schools

0/10
Closest elementary school further than a 30-minute walk

High schools

0/10
Closest high school further than a 30-minute walk

Parks

10/10
Exceptionally large amount of park space within a few minutes’ walk

Nightlife

3/10
Some bars within walking distance

Explore the area around 550 S Dupont Hwy

Food Lion
1200 Beaver Brook Plz
My Mexico Mexico
619 Pulaski Hwy
Mexico Grocery Inc
623 Pulaski Hwy
Africana Grocery
715 Pulaski Hwy
La Morena
757 Pulaski Hwy

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