Recent social media posts
09/03/2026
$500 isn't the only thing I'm giving away 👀
For any students surviving on a budget, I've got you:
⚡ $1 Breakfast Jack® w/ order of a Red Bull® Can or Infusion
⚡ $1 Red Bull® w/ order of a Breakfast Croissant
⚡ Free regular-size fries (Curly or French) or dessert w/ order of a Red Bull Infusion
Offers valid 1x per week (Mon.-Sun.) for new and existing Jack Pack Rewards members. Available only in the Jack App. Dessert excludes shakes.
09/01/2026
the fortune doesn't lie 🥠 get 2 tacos for $.75, no purchase requirement, in-app only for one day only
09/01/2026
Donate $1 to No Kid Hungry at Jack in the Box and get a free small curly fry on your next visit.
08/31/2026
Get Free 2 Tacos w/ $1 minimum order
1x only on 8/31 only on the Jack App
08/28/2026
nothing better than tacos unless it's more tacos. 🌮
08/27/2026
Did you catch everything revealed today? If not, Jack delivers.
08/26/2026
The universe gave you a week-long head start. 🛸
Don't waste it.
Cosmic Cheeseburgers are only at my 1220 Centinela Ave, Inglewood, CA location through September 2. 🌌🍔
08/24/2026
Early class. Low battery. We got you. ⚡
Pair any Red Bull Can or Infusion with a Breakfast Jack for just $1 in the Jack App.
Valid 1x per week.
08/21/2026
friends = me, myself, and I
08/20/2026
What's more whimsical than my new Cosmic Cheeseburger? 🛸🪐🌟 Available for 2 weeks only at 📍1220 Centinela Ave, Inglewood, CA 90302
08/19/2026
body: resurrected
12/13/2018
Click here for great offers and stuff!
Burgers. Breakfast. Tacos and more. All of Jack’s favorite things in one place.
Address
100 W Duarte Road
Monrovia, CA
91016
Directions to W Duaroute Road in Monrovia:
Public transport:
- Take the bus or train to the Monrovia station.
- From there, take any of the buses that run along W Duaroute Road and get off at your desired location.
Driving/Parking:
- From I-210 E, take Exit 40B for Mountain Avenue.
- Turn left onto Mountain Avenue and continue straight until you reach W Duaroute Road.
- Turn right onto W Duaroute Road and look for available parking spots.
If you're driving, make sure to use a navigation app like Google Maps or Waze to help you navigate through traffic.
Opening Hours
| Monday |
6am - 12am |
| Tuesday |
6am - 12am |
| Wednesday |
6am - 12am |
| Thursday |
6am - 12am |
| Friday |
6am - 2am |
| Saturday |
6am - 2am |
| Sunday |
6am - 12am |
Alerts
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What people say
Fast food restaurants are a go-to for those who want quick and satisfying meals. Jack in the Box, located on W Duaroute Road in Monrovia, is one such restaurant that offers a wide variety of options to satisfy all cravings. From burgers to tacos to egg rolls, Jack in the Box has it all.
Customers have taken to social media to express their love for this fast food joint. One customer couldn't decide what to get and ended up getting it all, while another used the same jar to buy more Jack in the Box. The restaurant even celebrated a customer's birthday by offering 2 free tacos with a $1 purchase through their app or online.
Jack in the Box also keeps things interesting by introducing new items like their Jack Wraps and Pineapple Express family which includes a Shake, Red Bull Infusion, and Chicken Sandwich. And on special occasions like 4/20, they offer deals like a large Pineapple Express Shake for just $4.20.
Overall, Jack in the Box is a great option for those looking for fast food that satisfies all cravings. With its diverse menu and exciting promotions, it's no wonder customers keep coming back for more.
