The Alloy King of Prussia - a DoubleTree by Hilton

301 West Dekalb Pike, King Of Prussia, PA 19406 United States (USA) near Exit 328 on I-76 (~1.4mi)
View Map Reservations: 1-800-219-2797
3.5 Star Property
40.092320-75.370240
+1-800-219-2797
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Very Good
4.0/5

Based on 1196 guest reviews

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  • We have an outdoor pool ready for use
  • Fitness / Gym is on-site
  • 327 rooms in property
  • Hotel has 9 floors
  • Hotel has 60 suites
  • Check-in: 3:00pm
  • Hotel has an eco-friendly policy
  • Group booking rating of 10.0/10
  • 27 conference rooms in property

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Standard prices by room type for the next 60 days

Rates shown are nightly rates before taxes and do not necessarily reflect all discounts available. The chart provides the cheapest public rates available by room type.

Room Types

Check Rates1 Bedroom Corner King Apartment with Extra Bed
Non-Smoking
Check Rates1 Bedroom Junior King Apartment
Non-Smoking
Check Rates1 Bedroom Standard 2 Queen Apartment
Non-Smoking
Check Rates1 King Accessible with Bathtub No Smok;comp High Speed Sweet Dreams Experience Bed;55 Inch Flat Scre
Non-Smoking
Check Rates1 King Accessible with Roll in Shower No Smok;comp High Speed Sweet Dreams Experience Bed;55 Inch Fl
Non-Smoking
Check Rates1 King Bed
Non-Smoking
Check Rates1 King Bed 2 Room Corner Suite
Non-Smoking
Check Rates1 King Bed 2 Room Corner Suite Bed and Breakfast
Non-Smoking
Check Rates1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Experience Bed Sofa Bed 55 Inch
Non-Smoking
Check Rates1 King Bed 2 Room Corner Suite Nonsmoki
Non-Smoking
Check Rates1 King Bed 2 Room Corner Suite with Breakfast For 2 Adults
Non-Smoking
Check Rates1 King Bed Junior Suite
Non-Smoking
Check Rates1 King Bed Junior Suite Co
Non-Smoking
Check Rates1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience Bed Sitting Area 55 Inch Fl
Non-Smoking
Check Rates1 King Bed Junior Suite with Breakfast For 2 Adults
Non-Smoking
Check Rates1 King Bed Mobility Accessible Bathtub
Non-Smoking
Check Rates1 King Bed Mobility Accessible Roll in Shower
Non-Smoking
Check Rates1 King Bed Nonsmoking;comp High Speed Sweet Dreams Experience Bed;55 Inch Flat Screen TV
Non-Smoking
Check Rates1 King Bed Suite
Non-Smoking
Check Rates1 King Bed Suite Corner
Non-Smoking
Check Rates1 King Bed Suite with Sofa Bed
Non-Smoking
Check Rates1 King Bed with Sofa Bed Suite Corner
Non-Smoking
Check Rates1 King Corner Suite
Non-Smoking
Check Rates1 King Junior Suite
Non-Smoking
Check Rates1 Queen Bed
Non-Smoking
Check Rates2 Double Beds
Non-Smoking
Check Rates2 Queen Beds
Non-Smoking
Check Rates2 Queen Beds Bed and Breakfast
Non-Smoking
Check Rates2 Queen Beds Complimentary High Speed
Non-Smoking
Check Rates2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch Flat Screen TV
Non-Smoking
Check Rates2 Queen Beds Room Only Rate No Amendments Permitted
Non-Smoking
Check Rates2 Queen Beds with Breakfast For 2 Adults
Non-Smoking
Check Rates2 Room Corner King Suite
Non-Smoking
Check Rates2 Room Corner King Suite 1 King Bed 1 Sofa Bed
Non-Smoking
Check Rates2 Rooms Corner Suite King Bed Sofa
Non-Smoking
Check Rates2 Rooms Suite King Bed Corner
Non-Smoking
Check RatesAAA Aaa 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Experience Bed Sofa Bed
Non-Smoking
Check RatesAAA Aaa 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience Bed Sitting Area 55
Non-Smoking
Check RatesAAA Aaa 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch Flat Screen TV
Non-Smoking
Check RatesAAA Aaa Breakfast Included 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Expe
Non-Smoking
Check RatesAAA Aaa Breakfast Included 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience
Non-Smoking
Check RatesAAA Aaa Breakfast Included 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch
Non-Smoking
Check RatesAAA Aaa Member Rate 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Experience
Non-Smoking
Check RatesAAA Aaa Member Rate 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience Bed Sit
Non-Smoking
Check RatesAAA Aaa Member Rate 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch Flat S
Non-Smoking
Check RatesAssigned On Arrival
Non-Smoking
Check RatesCorner Suite King Bed
Non-Smoking
Check RatesDouble Queen Size Bed Standard Rate
Non-Smoking
Check RatesDouble Room Full Double Bed Bed Type Is Subject To Availability Extra Beds Not Included
Non-Smoking
Check RatesDouble Room Full Double Bed Bed Type Is Subject To Availability Extra Beds Not Included Child Meal N
Non-Smoking
Check RatesDouble Room Full Double Bed with Sofa Bed Type Is Subject To Availability Child Meal Not Included Ex
Non-Smoking
Check RatesFor Official Government Travel 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams
Non-Smoking
Check RatesFor Official Government Travel 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experie
Non-Smoking
Check RatesFor Official Government Travel 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55
Non-Smoking
Check RatesGlobal Stays Cons Breakfast Included 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet D
Non-Smoking
Check RatesGlobal Stays Cons Breakfast Included 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams E
Non-Smoking
Check RatesGlobal Stays Cons Breakfast Included 2 Queen Beds Complimentary High Speed Sweet Dreams Experience B
Non-Smoking
Check RatesGlobal Stays Preferred 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Experien
Non-Smoking
Check RatesGlobal Stays Preferred 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience Bed
Non-Smoking
Check RatesGlobal Stays Preferred 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch Fla
Non-Smoking
Check RatesGlobal Stays Restricted Cxl 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Exp
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Check RatesGlobal Stays Restricted Cxl 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience
Non-Smoking
Check RatesGlobal Stays Restricted Cxl 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inc
Non-Smoking
Check RatesGovernment Contractor Rate 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch
Non-Smoking
Check RatesGovernment On Business 1 King Bed Complimentary High Speed Sweet Dreams Experience Bed
Non-Smoking
Check RatesGovernment On Business 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch Fla
Non-Smoking
Check RatesGovt Bed and Breakfast 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Experien
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Check RatesGovt Bed and Breakfast 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience Bed
Non-Smoking
Check RatesGovt Bed and Breakfast 1 King Bed Non-Smoking Complimentary High Speed Sweet Dreams Experience Bed
Non-Smoking
Check RatesGovt Bed and Breakfast 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch Fla
Non-Smoking
Check RatesHilton Honors Discount Honors Discount 1 King Bed Complimentary High Speed Sweet Dreams Experience B
Non-Smoking
Check RatesHilton Honors Discount Honors Restricted Cxl 1 King Bed Complimentary High Speed Sweet Dreams Experi
Non-Smoking
Check RatesJunior 1 King Bed Suite
Non-Smoking
Check RatesJunior Corner Room King Bed with Sofa
Non-Smoking
Check RatesJunior King Bed Sofa
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Check RatesJunior King Suite
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Check RatesJunior Room 1 King Bed with Sofa Bed
Non-Smoking
Check RatesJunior Room 1 King Bed with Sofa Bed 1 King Bed 1 Sofa Bed
Non-Smoking
Check RatesJunior Room 1 King Bed with Sofa Bed 1 King Bed and 1 Double Sofa Bed
Non-Smoking
Check RatesJunior Room 1 King Bed with Sofa Bed 1 King Bed and 1 Double Sofa Bed - Free Breakfast Members Exclu
Non-Smoking
Check RatesJunior Room 1 King Bed with Sofa Bed 1 King Bed and 1 Double Sofa Bed Room Only Members Exclusive Pr
Non-Smoking
Check RatesJunior Room 1 King Bed with Sofa Bed 1 King Bed and 1 Double Sofa Bed Room Only | Amenities Free WiF
Non-Smoking
Check RatesJunior Room 1 King Bed with Sofa Bed Opaque Rate
Non-Smoking
Check RatesJunior Room King Bed with Sofa
Non-Smoking
Check RatesJunior Room with 1 King Bed and Sofa Bed
Non-Smoking
Check RatesJunior Single King Bed Sofa Corner
Non-Smoking
Check RatesJunior Single Room 1 King Bed with Sofa Bed Corner
Non-Smoking
Check RatesJunior Single Room 1 King Bed with Sofa Bed Corner 1 King Bed 1 Sofa Bed
Non-Smoking
Check RatesJunior Single Room 1 King Bed with Sofa Bed Corner Opaque Rate
Non-Smoking
Check RatesJunior Suite
Non-Smoking
Check RatesJunior Suite 1 King Bed Junior Suite Nonsmoking;comp High Speed Sweet Dreams Experience Bed;sitting
Non-Smoking
Check RatesJunior Suite King Bed
Non-Smoking
Check RatesJunior Suite King Bed Standard Rate
Non-Smoking
Check RatesJunior Suite with King Bed
Non-Smoking
Check RatesKing Corner Suite
Non-Smoking
Check RatesMilitary Family Rate 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Experience
Non-Smoking
Check RatesMilitary Family Rate 1 King Bed Junior Suite Complimentary High Speed Sweet Dreams Experience Bed Si
Non-Smoking
Check RatesMilitary Family Rate 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55 Inch Flat
Non-Smoking
Check RatesStandard 2 Queen Beds Shared Bathroom
Non-Smoking
Check RatesStandard 2 Queen Room
Non-Smoking
Check RatesStandard Corner Suite
Non-Smoking
Check RatesStandard Corner Suite King Bed
Non-Smoking
Check RatesStandard Corner Suite King Bed with Sofa
Non-Smoking
Check RatesStandard Room, King or Two Doubles
Non-Smoking
Check RatesStandard Suite King Bed
Non-Smoking
Check RatesState Government Official Trvl 1 King Bed Complimentary High Speed Sweet Dreams Experience Bed
Non-Smoking
Check RatesState Government Official Trvl 2 Queen Beds Complimentary High Speed Sweet Dreams Experience Bed 55
Non-Smoking
Check RatesSuite 1 King Bed 2 Room Corner Suite Nonsmoking;comp High Speed Sweet Dreams Experience Bed;sofabed
Non-Smoking
Check RatesSuite Corner
Non-Smoking
Check RatesSuite King Size Bed
Non-Smoking
Check RatesSuite King Size Bed Standard Rate
Non-Smoking
Check RatesTwin Double Room
Non-Smoking

Local Attractions

King of Prussia Mall - largest retail shopping complex in US - 1/4-mile away; complimentary transportation in a 5-mile radius; over 70 restaurants in 3-mile radius. Near by attractions... Valley Forge Park; Elmwood Park Zoo, LegoLand, Philadelphia Zoo; Center City Philadelphia

Verified Reviews of The Alloy King of Prussia a Doubletree by Hilton

Below are the verified reviews from guests that we have booked recently:
"Great stay"
Overall Score5.0/ 5
Rooms are very clean. Nice amenities. Plenty of parking. Will stay again.
(Individual traveler, booked 1 room), from US flag
22-Dec-2025 Verified Review, stayed from Thu Dec 18 to Sun Dec 21 2025 at a $129.22 average nightly rate.
"Awesome!"
Overall Score5.0/ 5
Awesome hotel, when I come back to area I would stay at The Alloy.Couldn't be better.
(Individual traveler, booked 1 room), from US flag
19-Sep-2025 Verified Review, stayed from Fri Sep 12 to Sun Sep 14 2025 at a $171.34 average nightly rate.
"Awesome"
Overall Score5.0/ 5
We had a wonderful experience all around!
(Individual traveler, booked 1 room), from US flag
16-Jun-2025 Verified Review, stayed from Fri Jun 13 to Sat Jun 14 2025 at a $177.55 average nightly rate.
"Gorgeous Facility!"
Overall Score4.0/ 5
We enjoyed our stay in this gorgeous facility. All staff were friendly and engaging including front desk and hotel manager and assistant manager.
(Individual traveler, booked 1 room), from US flag
12-May-2025 Verified Review, stayed from Fri May 09 to Sat May 10 2025 at a $234.22 average nightly rate.
"Excellent Stay!"
Overall Score4.0/ 5
Excellent stay. The staff was so attentive and helpful! Would stay again.
(Individual traveler, booked 1 room), from US flag
04-May-2025 Verified Review, stayed from Fri Apr 25 to Sun Apr 27 2025 at a $154.98 average nightly rate.
"Loved the place."
Overall Score3.0/ 5
Great place to stay. It was the BEST STAFF I've ever experienced to date. Everyone was very helpful, they were great. I will stay here every time I come back.
(Individual traveler, booked 1 room), from US flag
04-May-2025 Verified Review, stayed from Fri May 02 to Sat May 03 2025 at a $137.99 average nightly rate.
"Very Happy!"
Overall Score4.0/ 5
The staff was very friendly. Food was good and room was clean. Overall very happy.
(Individual traveler, booked 1 room), from US flag
23-Feb-2025 Verified Review, stayed from Sat Feb 22 to Sun Feb 23 2025 at a $158.86 average nightly rate.
"Lovely Stay"
Overall Score4.0/ 5
I had a lovely stay. Everything was ready for me when I arrived. The beds and pillows were very comfy. I would recommend this hotel. The staff were very helpful and accommodating.
(Individual traveler, booked 1 room), from US flag
24-Nov-2024 Verified Review, stayed from Thu Nov 21 to Fri Nov 22 2024 at a $156.99 average nightly rate.
"Amazing trip with friends."
Overall Score5.0/ 5
The entire experience was amazing! Great atmosphere, helpful and friendly staff and the training was great too.
(Individual traveler, booked 1 room), from US flag
17-Nov-2024 Verified Review, stayed from Wed Nov 13 to Fri Nov 15 2024 at a $167.32 average nightly rate.
"Room was clean and comfortable. Staff was helpful and friendly."
Overall Score5.0/ 5
Excellent
(Individual traveler, booked 1 room), from US flag
29-Oct-2024 Verified Review, stayed from Sat Oct 26 to Sun Oct 27 2024 at a $240.99 average nightly rate.
4.0 out of 5. Based on 1196 guest reviews

Property Description

Come July 2020 there will be 18 million more reasons to choose DoubleTree   by Hilton Philadelphia-Valley Forge for your next conference, event and hotel accommodations. DoubleTree Valley Forge is in the process of an $18.5 million dollar improvement plan that is scheduled to be completed in mid June of this 2020.  Once finished, guests will enjoy contemporary décor, new bedding, carpet, wall vinyl, modern artwork, 55-inch SMART televisions, more outlets and USB ports, renovated bathrooms and refrigerators in 327 rooms. The DoubleTree by Hilton Philadelphia-Valley Forge will also offer 25,000+ square-feet of improved event space to host unique and advanced options. Three new conference rooms and an executive boardroom will be added. The lobby and public space will be transformed with rich, bold colors, dramatic patterns, and textures including: a lobby lounge, outdoor patio and bar, mother's nursing room, fitness center expansion with state-of-the-art equipment and self-service guest laundry facilities.DoubleTree by Hilton Philadelphia - Valley Forge sits quietly at the crossroads of major highways with easy access to Center City Philadelphia and the surrounding countryside, within a half-hour ride of Philadelphia International Airport.

Green Sustainability

Water conservation program, recycling program, environmentally responsible cleaners, water stations instead of bottled water

Details / Other Expenses

Check In: 3:00pm
Check Out: 12:00 PM
Year of Last Renovation: 2020
Floors: 9
Rooms: 327
Corridors: All Rooms Have Interior Hallways
Non Smoking Rooms: 327
Handicap Rooms: 10
Suites: 60
Room Windows: Windows Don't Open
Cleaning Frequency: Daily
Meeting Rooms: 27
Meeting Space: 2229.7 sq. meters
Banquet Space: Holds 598 people
Dist. to Food/Bars: On-site
Dist. to 24hr Restaurant: 1.6 Km
Dist. to Nearest Gym: On-site
Lounge/Bar Hours: 3:00 PM -11:00AM
Pool Info:
Our 3-season, heated, outdoor pool is the ideal location for your wedding ceremony and cocktail hour. Featuring soft seating, new patio furniture and fire pit, it is perfect for poolside dining during Pennsylvania's warm, sunny summer months! (handicap accessible)
Policies / Expenses
Cancellation:
Transient - 48hrsGroup - as per contract
Nightly Parking: $0
Typical Group Deposit: 0
Total Taxes: 10.00%
Total Misc Fees: S$0.00 SGD
(mandatory resort fees/taxes)
State Tax: 6.00%
Occupancy Tax: 4.00%

Amenities / Features


  • Air conditioning
  • Alarm clock
  • ATM
  • Baggage storage facilities
  • Breakfast in room
  • Central location
  • Complimentary newspaper
  • Conference facilities
  • Credit card accepted: Mastercard/Visa
  • Credit card accepted: American Express
  • Credit card accepted: Discover
  • Credit card accepted: Diners Club
  • Dinner available
  • Electronic key card
  • Elevator
  • Express Check-Out
  • Facilities for the disabled
  • Fax available
  • Fitness and health center
  • Free local calls
  • Garage
  • Generator for public spaces
  • Hairdryer available
  • Handicap accessible
  • Central heating
  • Ice Maker
  • Internet - wireless
  • Internet - ethernet
  • Free WiFi Internet
  • Ironing facilities
  • Laundry facilities
  • Licensed bar
  • Movies in room
  • Non-smoking rooms
  • 24 hours opened
  • Office or business center
  • Pets allowed
  • Private bathroom in room
  • Quiet location
  • Radio in room
  • Restaurant
  • Safe in rooms
  • Self controlled heating/cooling system
  • Shop
  • Shower
  • Swimming pool - outdoor
  • Tea and coffee making facilities
  • Telephone
  • Telephone in all rooms
  • Telephone - Free local calls
  • Television
  • TV Channel: HBO
  • TV Channel: Showtime
  • Voicemail

Airport & Shuttle Information

Philadelphia International Airport - 25 miles / 35 minutes; $75.00 one way taxi; Tropiano Shuttle Service-$30 one way (CASH ONLY)

Local Shuttle Info: Complimentary hotel shuttle to local office and within 5 miles of hotel including the King of Prussia mall, Valley Forge National Park and over 70 restaurants

Pet Friendly?

Service animals complying with ADA Title lll regulations are allowed.

Yes! Pets are allowed.
Dog friendly hotel. Limit 2 dogs per room. One time non-refundable fee of $75.

Parking Info

Complimentary

Internet / WiFI

Complimentary

About Doubletree Hotels

  • Delicious warm chocolate chip cookies upon check-in
  • HD TV's
  • Free Wi-Fi in public spaces
  • Premium bath products by Crabtree & Evelyn
  • DoubleTree Fitness Guest Rooms
  • Green-Certified Hotels
  • Eforea Spa offers three customized experiences for any guest
  • Select locations offer Made Markets, serving healthier, fresh made options

The Doubletree Hotels highlights above are subject to change without notice.

Previously known as:
Dolce Valley Forge, Doubletree by Hilton Philadelphia Valley Forge, Doubletree Valley Forge, Doublettree Valley Forge, The Alloy King of Prussia a Doubletree by Hilton?

FAQs about The Alloy King of Prussia a Doubletree by Hilton

What time is check in?

Check in time is 3:00pm based on the hotel's local time. Early check in may be available if requested at the front desk on the day of check-in.

What time is check out?

Check out time is 12:00 PM based on the hotel's local time. Late check out may be available if requested at the front desk during your stay.

How many rooms does The Alloy King of Prussia a Doubletree by Hilton have?

There are 327 rooms in the property.

Is there any meeting space at The Alloy King of Prussia a Doubletree by Hilton?

Yes, they have 27 meeting rooms that can support various table layouts.

What parking is available at The Alloy King of Prussia a Doubletree by Hilton?

Complimentary

How much does internet cost?

Complimentary

Can I get a AAA rate at The Alloy King of Prussia a Doubletree by Hilton?

Yes, they have stay dates that support AAA hotel discounts. Example room type: AAA Aaa 1 King Bed 2 Room Corner Suite Complimentary High Speed Sweet Dreams Experience Bed Sofa Bed

Can I get a Senior or AARP rate at The Alloy King of Prussia a Doubletree by Hilton?

Sorry, this hotel does not offer senior hotel discounts at this time.

Is there a gym at The Alloy King of Prussia a Doubletree by Hilton?

Yes, there is a gym/fitness area available on-site at the property.

Is there a pool at The Alloy King of Prussia a Doubletree by Hilton?

Yes, there is a pool on-site at the property. Our 3-season, heated, outdoor pool is the ideal location for your wedding ceremony and cocktail hour. Featuring soft seating, new patio furniture and fire pit, it is perfect for poolside dining during Pennsylvania's warm, sunny summer months! (handicap accessible).

Testimonials:

Testimonials icon
"I think this is a great source for those planning a group trip and have a specific budget in mind." A.H. - Long Island, NY

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