Zoning · Mississauga · Commercial
O1 zone, Mississauga: Minor Office
Part 5, Section 5.2.1, Table 5.2.1 (O1 column) of the City of Mississauga Zoning By-law 0225-2007, as amended by 0308-2011, 0111-2019 (LPAT Order 2021 March 09), 0121-2020 (LPAT Order 2021 March 11).
A small-scale office zone allowing offices, medical offices, commercial schools, financial institutions and veterinary clinics in buildings up to 6 storeys (19 m), with limited accessory shops and services.
Is a property in the O1 zone? Enter its address and the lookup returns the zone and these standards, including any site-specific exception.
Check an addressWhat the O1 zone permits
- Medical Office
- Office
- Commercial School
- Financial Institution
- Veterinary Clinic
Standards
| Requirement | By-law |
|---|---|
| Minimum lot width (interior lot) | No requirement |
| Minimum front yard | 4.5 m4.5 m; see also Subsection 2.1.17 (minimum setbacks to Greenlands zones, Table 2.1.17.1) which may require a larger setback |
| Minimum interior side yard | 7.5 m7.5 m; see also Subsection 2.1.17 (minimum setbacks to Greenlands zones, Table 2.1.17.1) |
| Minimum exterior side yard | 4.5 m4.5 m; see also Subsection 2.1.17 (minimum setbacks to Greenlands zones, Table 2.1.17.1) |
| Minimum rear yard | 7.5 m7.5 m; see also Subsection 2.1.17 (minimum setbacks to Greenlands zones, Table 2.1.17.1) |
| Maximum building height | 19 m19.0 m and 6 storeys (both limits apply) |
| Maximum floor space index | 0.5 |
Other provisions in this section
- Maximum exterior side yard: n/a (Line 11.0).
- Minimum floor space index - non-residential: n/a (Line 13.0); maximum FSI - non-residential 0.5 (Line 14.0).
- Minimum building height and minimum first-storey height on Schedule 5.2.1(1) streets: n/a (Lines 15.1, 15.2).
- First-storey streetwall minimum/maximum setback, street frontage, glazing and front-entrance rules (Lines 17.1-19.6): n/a in the O1 zone.
- Minimum landscaped buffer of 4.5 m measured from a lot line that is a street line, for all streets not identified on Schedules 5.2.1(1) and 5.2.1(2) (Line 20.1); see also Subsection 2.1.25 (buffer may be reduced to 0.0 m abutting a sight triangle or 0.3 m reserve abutting a sight triangle; not required along a shared property line where a driveway, aisle or parking area is shared with abutting lands).
- Parking and loading spaces shall not be located between a streetwall and a lot line that is a street line (Line 21.5); Lines 21.1-21.4 (loading/parking distances to Schedule 5.2.1 streets, shared driveways, parking structures) are n/a.
- Uses permitted only as accessory to a permitted use (Section 5.1.2.1): medical supply and equipment store, restaurant, take-out restaurant, pharmacy, fitness centre, convenience store, service establishment, day care.
- Accessory uses are limited to a maximum of 20% of the total gross floor area - non-residential of each building used for a permitted use (Section 5.1.2.2).
- All buildings and structures must also comply with Parts 1 to 3 and Section 5.1 (general provisions for office zones).
- Site-specific exception zones O1-1 to O1-16 exist under Section 5.2.2 (see Article 1.1.2.3); check the exception text for the specific property.
Source: Part 5, Section 5.2.1, Table 5.2.1 (O1 column), By-law 0225-2007 (City of Mississauga), checked 2026-09-12. General provisions elsewhere in the by-law (parking, driveways, accessory buildings) also apply, and a numbered exception on the parcel can change any value here. Treat this as a pre-check, not a sign-off.
Other commercial zones in Mississauga: C1, C2, C3, C4, C5, CCO, O2, O3