See all properties

The Alloy King of Prussia - a DoubleTree by Hilton

3.5 star property

Choose dates to view prices

Photo gallery for The Alloy King of Prussia - a DoubleTree by Hilton

A buffet table with various food items and beverages.
An outdoor patio with round tables covered in green tablecloths, white chairs, and candles.
A reception area with a wooden reception desk, marble walls, and a geometric patterned floor.
A bar area with a marble wall, wooden bar counter, and multiple hanging light fixtures.
A multi-story hotel with a prominent 'Alloy' sign, a covered entrance, and a landscaped area with flowers.

Reviews

8.8 out of 10
Excellent

Popular amenities

  • Pet friendly
  • Parking included
  • Free WiFi
  • Air conditioning
The current price is $152
includes taxes & fees
Jul 23 - Jul 24

Explore the area

View in a map
301 W Dekalb Pike, King of Prussia, PA, 19406
  • Place, King of Prussia Mall
    ‪17 min walk‬
  • Place, Villanova University
    ‪10 min drive‬
  • Place, The Greater Philadelphia Expo Center at Oaks
    ‪14 min drive‬
  • Airport, Philadelphia, PA (PHL-Philadelphia Intl.)
    ‪48 min drive‬

Room options

View all photos for 1 King Bed 2 Room Corner Suite-Nonsmoking

A hotel room with a bed, desk, chair, TV, and a window with curtains.

1 King Bed 2 Room Corner Suite-Nonsmoking

  • Sleeps 4
  • Free WiFi

View all photos for Suite, 1 King Bed with Sofa bed

A hotel room with a large bed, a TV, a desk, a chair, and a wardrobe.

Suite, 1 King Bed with Sofa bed

  • Sleeps 4
  • Free WiFi

View all photos for Room, 2 Queen Beds

A hotel room with two beds, a desk, a chair, and a TV.

Room, 2 Queen Beds

9.0 out of 10
Wonderful
(74 reviews)
  • 320 sq ft
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free WiFi

View all photos for Suite, 1 King Bed with Sofa bed

A modern living room with a brown sofa, a beige armchair, and a wooden coffee table. There is a flat-screen TV mounted on the wall, a floor lamp, and two framed artworks on the wall.

Suite, 1 King Bed with Sofa bed

10.0 out of 10
Exceptional
(1 review)
  • 400 sq ft
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Room, 1 King Bed

A hotel room with a large bed, a desk with a chair, a TV, and a window with curtains.

Room, 1 King Bed

9.0 out of 10
Wonderful
(61 reviews)
  • 320 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

View all photos for Junior Room, 1 King Bed with Sofa bed

A modern hotel room with a brown sofa, a wooden coffee table, and a flat-screen TV.

Junior Room, 1 King Bed with Sofa bed

8.6 out of 10
Excellent
(20 reviews)
  • 650 sq ft
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Junior Single Room, 1 King Bed with Sofa bed, Corner

A modern living room with a brown sofa, a beige armchair, and a wooden coffee table. There are framed artworks on the wall and a flat-screen TV mounted on the wall.

Junior Single Room, 1 King Bed with Sofa bed, Corner

9.0 out of 10
Wonderful
(6 reviews)
  • 500 sq ft
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Room, 1 King Bed, Accessible (Roll-In Shower)

A hotel room with a large bed, a desk with a chair, a television, and a window with curtains.

Room, 1 King Bed, Accessible (Roll-In Shower)

8.8 out of 10
Excellent
(11 reviews)
  • 323 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

View all photos for Room, 1 King Bed, Accessible, Bathtub

A hotel room with a large bed, a desk with a chair, a television, and a window with curtains.

Room, 1 King Bed, Accessible, Bathtub

8.0 out of 10
Very good
(4 reviews)
  • 320 sq ft
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

View all photos for Suite, 1 King Bed, Non Smoking

A modern hotel room with a living area, dining space, and large windows with curtains.

Suite, 1 King Bed, Non Smoking

  • 800 sq ft
  • Sleeps 4
  • 1 King Bed
  • Free WiFi

View all photos for Junior Room, 1 King Bed with Sofa bed

A hotel room with a large bed, a desk, a chair, a TV, and a window with curtains.

Junior Room, 1 King Bed with Sofa bed

  • Sleeps 4
  • Free WiFi

View all photos for Room, 2 Queen Beds, Accessible, Bathtub

A hotel room with two beds, a desk, a chair, and a TV.

Room, 2 Queen Beds, Accessible, Bathtub

  • Sleeps 4
  • 2 Queen Beds
  • Free WiFi

Similar properties

Sports facility
Hyatt House Philadelphia/King of Prussia
King of Prussia
  • Pool
  • Hot tub
  • Breakfast included
  • Pet friendly
4.6 out of 5, Wonderful, 1,388 reviews
Hyatt House Philadelphia/King of Prussia

About this property

The Alloy King of Prussia - a DoubleTree by Hilton

3.5-star King of Prussia hotel close to King of Prussia Mall
A restaurant, a fitness center, and a bar/lounge are available at this smoke-free hotel. Free WiFi in public areas and free self parking are also provided. Other amenities include a conference center, conference space, and dry cleaning. Housekeeping is available on request.
The Alloy King of Prussia - a DoubleTree by Hilton offers 327 air-conditioned accommodations with laptop-compatible safes and coffee/tea makers. Accommodations offer separate sitting areas. Beds feature down comforters. Flat-screen televisions come with premium cable channels. Bathrooms include bathtubs or showers, complimentary toiletries, and hair dryers.

Guests can surf the web using the complimentary wired and wireless Internet access. Business-friendly amenities include desks, desk chairs, and phones. Additionally, rooms include irons/ironing boards and blackout drapes/curtains. Change of towels and change of bedsheets can be requested. Housekeeping is provided on request.

Recreational amenities at the hotel include a fitness center.

Children under 16 years old are not allowed in the swimming pool or fitness facility without adult supervision.

The hotel offers a restaurant. A bar/lounge is on site where guests can unwind with a drink. Public areas are equipped with complimentary wired and wireless Internet access. Event facilities measuring 9000 square feet (836 square meters) include a conference center. This business-friendly hotel also offers a fitness center, a terrace, and dry cleaning/laundry services. Complimentary self parking is available on site.

The Alloy King of Prussia - a DoubleTree by Hilton is a smoke-free property.

Cooked-to-order breakfasts are available for a surcharge on weekdays between 6:00 AM and 10:00 AM and on weekends between 7:00 AM and 11:00 AM.
Hammer and Fire - This restaurant serves breakfast, lunch, and dinner. A children's menu is available.
Room service (during limited hours) is available.

Property amenities

Internet

  • Available in all rooms: Free WiFi and wired internet
  • Available in some public areas: Free WiFi and wired internet

Parking and transportation

  • Free self parking on site
  • Wheelchair-accessible parking and van parking available

Food and drink

  • Cooked-to-order breakfast available for a fee 6:00 AM to 10:00 AM on weekdays and 7:00 AM to 11:00 AM on weekends; USD 12 to 21 per person
  • A bar/lounge
  • A restaurant

Restaurants on site

  • Hammer and Fire

Things to do

  • Gym

Family friendly

  • In-room refrigerator

Conveniences

  • 24-hour front desk
  • ATM
  • Luggage storage
  • Safe at front desk

Guest services

  • Change of bedsheets (on request)
  • Change of towels on request
  • Dry cleaning/laundry service
  • Housekeeping (on request)
  • Wedding services

Business services

  • 28 meeting rooms
  • Conference center (9,000 square feet of space)

Outdoors

  • Outdoor furniture
  • Terrace

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Braille/raised signage
  • Elevator
  • Phone accessibility kit
  • Stair-free path to entrance
  • Thin carpet in room
  • Well-lit path to entrance
  • Wheelchair accessible (may have limitations)
  • Wheelchair-accessible concierge desk
  • Wheelchair-accessible gym
  • Wheelchair-accessible parking
  • Wheelchair-accessible path to elevator
  • Wheelchair-accessible registration desk
  • Wheelchair-accessible restaurant
  • Wheelchair-accessible van parking

More

  • 9 floors
  • At least 80% organic food
  • Ballroom
  • Banquet hall
  • Built in 1972
  • Comprehensive food waste policy
  • Double-glazed windows
  • Local culture and ecosystem education
  • Locally sourced food prioritized
  • No plastic coffee stirrers
  • No plastic drinking straws
  • No plastic soft drink bottles
  • Non-plastic coffee stirrers available
  • Non-plastic drinking straws available
  • Smoking not allowed
  • Some LED lighting used
  • Vegan dining options
  • Vegetarian breakfast available
  • Vegetarian dining options

Room amenities

Bedroom

  • Bedsheets provided
  • Blackout drapes
  • Down comforter

Bathroom

  • Bathtub or shower
  • Free toiletries
  • Hair dryer
  • Private bathroom
  • Shampoo
  • Soap
  • Toilet paper
  • Toothbrush and toothpaste (on request)
  • Towels provided

Entertainment

  • Flat-screen TV with premium cable channels

Food and drink

  • Coffee/tea maker
  • Limited room service
  • Refrigerator

More

  • Air conditioning
  • Cleaning products are eco-friendly
  • Connecting rooms available
  • Desk
  • Desk chair
  • Eco-friendly toiletries
  • Heating
  • Iron/ironing board
  • Laptop workspace
  • Laptop-compatible safe
  • LED lighting
  • Mobile key entry
  • Phone
  • Recycling
  • Separate sitting area
  • Water-efficient showers

Policies

Check-in

Check-in start time: 3:00 PM; Check-in end time: anytime
Early check-in subject to availability
Early check-in is available for a fee
Contactless check-in available
Express check-in available
Minimum check-in age: 21

Check-out

Check-out before noon
Contactless check-out available
Late check-out subject to availability
A late check-out fee will be charged
Express check-out available

Special check-in instructions

Front desk staff will greet guests on arrival at the property
Guests are required to download the property's Hilton Honors App mobile app before check-in
Information provided by the property may be translated using automated translation tools

Access methods

Staffed front desk

Pets

Pets allowed for an extra charge of USD 75.00 per accommodation, per stay
Service animals are welcome, and are exempt from fees
Welcoming dogs only
2 total (up to 75 lbs per pet)
Pets cannot be left unattended
Restrictions apply; for more information contact the property at the number on the booking confirmation
Food and water bowls are available

Children and extra beds

Children are welcome
Children up to the age of 18 years can stay for free if using existing beds when occupying the parent or guardian's room
Rollaway/extra beds are not available
Cribs (infant beds) are not available

Property payment types

Important information

Optional extras

  • Fee for cooked-to-order breakfast: approximately USD 12 to 21 per person
  • Pet fee: USD 75.00 per accommodation, per stay
  • Service animals are exempt from fees
  • Early check-in is available for a fee (subject to availability)
  • Late check-out is available for a fee (subject to availability)

The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
This property accepts credit cards and debit cards; cash is not accepted
Cashless transactions are available
Safety features at this property include a carbon monoxide detector, a fire extinguisher, a smoke detector, a security system, and a first aid kit
This property affirms that it follows the cleaning and disinfection practices of CleanStay (Hilton)

We should mention

The property has connecting/adjoining rooms, which are subject to availability and can be requested by contacting the property using the number on the booking confirmation
A car is recommended for transportation to and from this property
Children under 16 years old are not allowed in the swimming pool or fitness facility without adult supervision
This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly)

Property is also known as

DoubleTree Hilton Hotel Philadelphia Valley Forge
DoubleTree Hilton Philadelphia Valley Forge
DoubleTree Hilton Philadelphia Valley Forge King of Prussia
DoubleTree Valley Forge
Dolce Valley Forge Hotel And Conference Center
Dolce Valley Forge Hotel King Of Prussia
Hotel Dolce Valley Forge
DoubleTree by Hilton Hotel Philadelphia Valley Forge
The Alloy King of Prussia - a DoubleTree by Hilton Hotel

The Alloy King of Prussia - a DoubleTree by Hilton Reviews

Reviews

8.8

Excellent

Rating 10 - Excellent. 664 out of 1023 reviews
Rating 8 - Good. 176 out of 1023 reviews
Rating 6 - Okay. 93 out of 1023 reviews
Rating 4 - Poor. 43 out of 1023 reviews
Rating 2 - Terrible. 47 out of 1023 reviews

9.0/10

Cleanliness

9.0/10

Staff & service

8.8/10

Amenities

8.8/10

Property conditions & facilities

Reviews

Verified

10/10 Excellent

Robert

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean room, conveniently located, and friendly staff.
Stayed 1 night in Mar 2026
Verified

10/10 Excellent

Joyce

Liked: Cleanliness, property conditions & facilities
wonderful stay and room!
Stayed 1 night in Jan 2026
Verified

10/10 Excellent

Lisa K

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Our room was perfect-clean, comfy & quiet. Ate at restaurant/bar both nights of our stay. Friendly staff everywhere we went within hotel
Stayed 2 nights in Mar 2026
Verified

10/10 Excellent

Audrey

Liked: Cleanliness, staff & service, property conditions & facilities
The room was comfortable and clean. The property was maintained very well. The staff were great.
Stayed 1 night in Mar 2026
Verified

10/10 Excellent

Brandi

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excellent customer service. Everyone was so friendly and helpful. The place is beautiful and so clean!! Would love to stay here again!
Stayed 2 nights in Mar 2026
Verified

10/10 Excellent

Cynthia

Liked: Cleanliness, property conditions & facilities
Staff was friendly & helpful!
Stayed 1 night in Jan 2026
Verified

10/10 Excellent

Devon

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean room, quiet, loved the streaming networks!
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Melissa

Liked: Cleanliness, staff & service, amenities
Room was amazing and very clean
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Joseph

Liked: Cleanliness, staff & service, property conditions & facilities
I love my first time at the alloy
Stayed 1 night in Mar 2026
Verified

10/10 Excellent

Darlene

Liked: Cleanliness, amenities, property conditions & facilities
Everything was amazing
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Edgar Paul

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Always a good experience
Stayed 1 night in Mar 2026
Verified

8/10 Good

Melanie

Liked: Cleanliness, staff & service, property conditions & facilities
Very nice stay!
Stayed 1 night in Oct 2025
Verified

10/10 Excellent

Joseph

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excellent
Stayed 1 night in Mar 2026
Verified

10/10 Excellent

nicole

Liked: Cleanliness, staff & service, property conditions & facilities
Very friendly
Stayed 3 nights in Mar 2026
Verified

10/10 Excellent

nicole

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
A beautiful hotel with a comfortable room
Stayed 1 night in Jan 2026
Verified

10/10 Excellent

Wilfred

Liked: Cleanliness, amenities, property conditions & facilities
Everything was great
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Briana

Liked: Cleanliness, amenities, property conditions & facilities
Staff was amazing , especially the ladies at the front desk
Stayed 2 nights in Dec 2025
Verified

8/10 Good

Natosha

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Nice and clean
Stayed 1 night in Jan 2026
Verified

10/10 Excellent

Katelyn

Liked: Cleanliness, amenities, property conditions & facilities
Staff was very friendly
Stayed 1 night in Dec 2025
Verified

10/10 Excellent

Joshuna

Liked: Cleanliness, amenities, property conditions & facilities
pretty cozy and spacious room. Customer Service was 10/10.... will be booking again.
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Andre

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
The room was very clean and staff were super nice.
Stayed 1 night in Nov 2025
Verified

10/10 Excellent

Jamil

Liked: Cleanliness, staff & service, amenities
Amazing Hotel. Very Organized.
Stayed 2 nights in Dec 2025
Verified

10/10 Excellent

Jeffrey

Liked: Cleanliness, amenities, property conditions & facilities
Yes room was very clean and comfortable
Stayed 1 night in Jan 2026
Verified

8/10 Good

Donna

Liked: Cleanliness, amenities, property conditions & facilities
Staff courteous at the front desk
Stayed 2 nights in Feb 2026
Verified

10/10 Excellent

Lucretia

Liked: Cleanliness
Great hotel will visit again
Stayed 1 night in Oct 2025