4.2
1000+ Ratings
Jack in the Box (9703 Washington St.)
4.2 x (1,000+) • 950 mi • American • burger • Fast Food • $ • Info
9703 Washington St.
Located in the Horizon Center of Thornton, Jack in the Box (9703 Washington St.) offers a variety of fast food options. The restaurant is particularly popular early in the morning and features a diverse menu, i... More
Located in the Horizon Center of Thornton, Jack in the Box (9703 Washington St.) offers a variety of fast food options. The restaurant is particularly popular early in the morning and features a diverse menu, including breakfast items like Meat Lovers Burrito and Breakfast Jack, alongside a selection of burgers such as the Bacon Ultimate Cheeseburger. Late-night cravings can be satisfied with the Build Your Own Munchie Meal. Among the favorites are the Large Bacon Ultimate Cheeseburger™ Combo, Two Tacos, and Jack's Spicy Chicken®. The establishment boasts a customer rating of 4.4. Less
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Rating and reviews
"First time having Jack in the box ever and I can say it's pretty good I'll have to come in though and get it hot instead of just warmish other wise perfect!"
• Jonathan T. • 09/30/23
"I remember when this place first open, was there, still got the card!! But always loved Jack n the Crack!! (My nickname)"
• Richard C. • 12/17/22
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Every Day
4:00 AM - 3:59 AM
Featured items
What's New
- Large Bacon Double Smashed Jack Combo$19.24Two 1/4lb smashed patties made with 100% seasoned beef, hickory smoked bacon, cheese, pickles, grilled onions & Boss Sauce on brioche plus fries & drink.
- Bacon Double Smashed Jack$12.49Two 1/4lb smashed patties made with 100% seasoned beef, hickory smoked bacon, American cheese, pickles, grilled onions & new Boss Sauce on a brioche bun.Popular
- Large Classic Smashed Jack Combo$16.74Includes large French Fries and your choice of a large drink.
- Classic Smashed Jack$9.991/4lb smashed patty made with 100% seasoned beef, melty American cheese, pickles, grilled onions & new Boss Sauce on a soft brioche bun. Your new fave.Popular
- Large Pineapple Express Shake$6.24Pineapple Express Shake is back! Sip, sip, relax with this thick & creamy shake with pineapple flavors.
- Milk Tea w/ Boba$5.68Our freshly brewed tea with sweetened cream & vanilla, served over ice & made even more delicious with brown sugar Boba. Jack's got Boba!? Oh sweet.
- Iced Coffee w/ Boba$5.68Our chilled, High Mountain Arabica coffee with sweetened cream & vanilla, served over ice with brown sugar Boba. This is legit delicious, my friends.
Burger Combos
- Large Bacon Ultimate Cheeseburger™ Combo$17.36 • 86% (133)Includes large French Fries and your choice of a large drink.
- Large Sourdough Jack® Combo$16.11 • 85% (7)Includes large French Fries and your choice of a large drink.
- Large Double Jack® Combo$16.74 • 88% (67)Includes large French Fries and your choice of a large drink.
- Large Bacon & Swiss Buttery Jack® Combo$16.74 • 87% (8)Includes large French Fries and your choice of a large drink.
- Large Ultimate Cheeseburger™ Combo$16.11 • 79% (43)Includes large French Fries and your choice of a large drink.
- Large Jumbo Jack® Cheeseburger Combo$14.24 • 76% (50)Includes large French Fries and your choice of a large drink.
- Large Classic Buttery Jack® Combo$16.11 • 75% (49)Includes large French Fries and your choice of a large drink.
- Large Jumbo Jack® Combo$12.99 • 73% (30)Includes large French Fries and your choice of a large drink.
Chicken Combos
- Large Jack's Spicy Chicken® w/ Cheese Combo$16.11 • 100% (6)Includes large French Fries and your choice of a large drink.
- Large Jack's Spicy Chicken® Combo$15.49 • 66% (3)100% all white meat spicy crispy chicken fillet with tomato, lettuce & mayo on a toasted buttery bakery bun, plus fries & drink. Crazily tasty.
- Chicken Teriyaki Bowl Combo$14.49 • 86% (23)Chicken Teriyaki Bowl, Jumbo Egg Roll, and your choice of drink.
- Large Crispy Chicken Strips (5) Combo$16.74 • 100% (7)Includes large French Fries and your choice of a large drink.
- Large Homestyle Ranch Chicken Club Combo$16.74 • 100% (8)100% all-white meat crispy chicken fillet, Swiss style cheese, hickory smoked bacon, lettuce, tomato, buttermilk ranch & signature brioche, fries & drink.
Breakfast Combos
Late Night
Tacos, Fries & Sides
Shakes & Desserts
Drinks
Burgers
Chicken & Salads
Breakfast
- Rating and reviews
4.2
•1000+ Ratings •
32 Reviews
Donald W.• 05/20/24great tacos and egg rolls
Guera D.• 05/10/24great
Lexi L.• 04/24/24so good
Jeni H.• 03/26/24great tacos
Brian B.• 03/22/24Amazing!
Matthew K.• 03/03/24Awesome!
Pamela P.• 12/12/23Good experience!
Lynn H.• 12/08/23Always a go to when I have a craving for a fresh made burger.
Greg C.• 11/21/23Good
Lissa J.• 11/06/23it all was soooo good
Kelly S.• 10/22/23good
Aaron P.• 10/21/23order was delicious
Jonathan T.• 09/30/23First time having Jack in the box ever and I can say it's pretty good I'll have to come in though and get it hot instead of just warmish other wise perfect!
Julian F.• 09/17/23Compliment
Julian F.• 09/11/23Tastiness Applied!!!
Len M.• 09/09/23Thanks.
Jeni H.• 09/04/23good food
Julian F.• 09/04/23Delicious incident!!!
Chris F.• 08/25/23The best JB in Colorado!
Julian F.• 08/22/23Breakfast of Champions
Luis R.• 08/07/23great late night snack
Julian F.• 08/07/23Darn great
Jason M.• 07/26/23good
Anthony W.• 07/19/23Tacos were in a separate bag. All sauces included. Very good. Egg roll crucmhy
Dana S.• 07/03/23cool
Dana S.• 07/02/23awesome
Dana S.• 07/02/23great
Megan O.• 03/13/23best breakfast
Angelique H.• 12/30/22Excellent service!
Richard C.• 12/17/22I remember when this place first open, was there, still got the card!! But always loved Jack n the Crack!! (My nickname)
miguel L.• 01/28/22It was delicious
Rachel W.• 09/26/21Good food, great price, great service - especially since this is a Sunday afternoon in the middle of football season.
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Where can I find more Jack in the Box locations nearby?
Visit our page that lists all of the Jack in the Box stores in Thornton.
