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Jack'S Square One, restaurants in Mississauga.
Jack'S Square One is a bar and grill style restaurant located at 219 Rathburn Rd W in Mississauga, Ontario, reachable at 905-566-4662. It operates as a full-service dining room combining a casual grill menu with a bar area, serving the busy stretch of the city built up around the Square One district. For anyone deciding whether to stop in for a meal, a drink, or a group get-together, the details below cover how to plan the visit, what surrounds the address, and what the space is actually set up to offer.
A short call to 905-566-4662 before heading over answers the questions that matter most: current hours, whether a table is open for the size of your group, and whether a reservation is worth making for the time slot you have in mind. Because Rathburn Rd W sits in one of the busier commercial corridors of Mississauga, arrival times around typical lunch and dinner rushes tend to fill tables faster than quieter mid-afternoon windows.
Guests who show up without calling ahead are still accommodated as space allows, since a bar and grill format like this one is built around a mix of walk-in seating and reserved tables. It helps to have a rough headcount ready when you call or arrive, along with any note about a birthday, a work outing, or another reason the group is gathering, since staff can seat larger parties more efficiently when they know the shape of the visit in advance.
The address on Rathburn Rd W places this restaurant within easy reach of the retail and entertainment cluster that has grown around the Square One district of Mississauga, making it a practical stop before or after shopping, a movie, or an afternoon spent downtown in the city's civic core. Visitors combining errands with a meal often treat a stop here as the anchor point of a longer afternoon or evening out, using it as a break between other stops in the area rather than a standalone destination.
Mississauga's downtown core sees noticeably different foot traffic depending on the season, with summer bringing outdoor events and festival crowds to the surrounding streets and winter shifting activity indoors toward the shopping and entertainment venues nearby. Because of that seasonal rhythm, a table booked on a weekend afternoon in July carries a different level of demand than the same slot on a weekday evening in February, which is another reason a quick call ahead pays off no matter the time of year. For anyone already planning a day around the Square One area, folding in a stop at Jack'S Square One keeps the meal close to wherever the rest of the outing is headed.
Inside, the format follows a bar and grill layout: a dining room serving cooked-to-order grill dishes alongside a bar section for drinks, which makes the space workable for a quick meal, a longer sit-down dinner, or a round of drinks without a full meal attached. That flexibility is what tends to draw a mixed crowd, from coworkers meeting after a shift to families stopping in during a shopping trip to friends gathering for a casual night before or after another plan in the area.
Reservations are handled directly through the restaurant, and a set number of tables are generally kept open for walk-in guests each day, so both planned and spontaneous visits are part of how the space is meant to be used. Groups that don't see an ideal time or party size available through the usual channels are encouraged to call directly, since staff may still be able to work out an accommodation that isn't obvious from a quick glance at the booking options. For payment, various payment methods are accepted, so it's reasonable to expect standard options at the table rather than a single restrictive method.
The setting suits people looking for a straightforward, no-fuss grill meal rather than a highly formal dining experience, and it works equally well for a solo drink at the bar, a family dinner, or a larger party marking an occasion. Given its position along a well-travelled Mississauga corridor, it also functions as a convenient midday or evening stop for anyone working or shopping nearby who wants a sit-down meal without straying far from the area.
Since exact parking arrangements and the closest transit stop can vary, confirming both directly with the restaurant by phone before heading over is the most reliable approach, especially during busier shopping periods.
Checking the official website at jackastors.com before leaving home is another way to verify the hours in advance and avoid an unnecessary trip.
The Square One district and the surrounding stretch of downtown Mississauga host a range of other dining options, since the area functions as a dense retail and restaurant hub for the city. Anyone comparing choices nearby can look at the broader restaurant listings for Mississauga to see what else sits within a short distance of Rathburn Rd W.
Reservations and questions about seating for a given day are handled by calling 905-566-4662 directly, which is also the fastest way to check on party size, timing, or any special arrangement needed for a group. Additional details and any online options are listed on the restaurant's own website at jackastors.com for guests who prefer to check before calling.
Jack'S Square One is listed under “Restaurants” of the Canadian business directory, in Mississauga. Details, products and services on its website. Contact: 905-566-4662.
Not published yet — the owner can add them by claiming this listing.
Regular gasoline, Toronto West — 183.1 ¢ (market average, week of August 31, 2026)
| Station | Address | Distance |
|---|---|---|
| Pioneer | 5020 McLaughlin Road Mississauga | 1.4 km |
| Esso | 5008 Hurontario Street Mississauga | 1.5 km |
| Esso | 1.6 km | |
| Petro-Canada | 695 Burnhamthorpe Road West Mississauga | 1.6 km |
| Esso | 4885 Mavis Road Mississauga | 1.7 km |
Station locations: © OpenStreetMap contributors (ODbL). Prices: Government of Ontario weekly fuel price survey — a market average, not the price at this station.
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