Prisons in Ontario, Canada map & data
There are 68 prisons mapped in Ontario, 25% of the 271 across Canada. Well-known examples include Maplehurst Correctional Complex, Ontario Correctional Institute and Warkworth Institution.
Notable prisons in Ontario
- Maplehurst Correctional Complexprison
- Ontario Correctional InstituteBrampton · prison
- Warkworth Institutionprison
- Beaver Creek InstitutionGravenhurst · prison
- Brockville Jailprison
- Central East Correctional Centreprison
- Central North Correctional Centreprison
- Collins Bay Penitentiaryprison
- Correctional Service of Canada, Pittsburgh Institutionprison
- Grand Valley Institution For Womenprison
- London Middlesex Jailprison
- Millhaven Institutionprison
What's in this layer
Every prison in the layer comes with its name, category, brand and operator, street address, city, postcode, phone, website, opening hours, the region it is in, latitude and longitude (each where known). Prisons and correctional centres.
Make a map of prisons in Ontario
- Open the studio. No sign-up needed to start.
- Add the layer. Choose Canada and Prisons - 271 locations appear at once.
- Make it yours. Colours, icons, labels, clusters or a heat map; add your own pins, images and notes; measure distances and draw radius circles.
- Share it. Copy the link or embed it on your website - it looks great on phones too.
Frequently asked questions
How many prisons are there in Ontario, Canada?
This layer holds 68 prisons in Ontario, Canada. The data is refreshed every 6 months; this release is from November 2026.
Can I download a list of prisons in Ontario?
Yes. Own the layer ($5 once, or every Canada layer with the $29 Country Pass) and export it from the studio as CSV, Shapefile, GeoJSON, KML, GPX, ArcGIS, QGIS, PNG or PDF.
Is it free to put prisons on my map?
Yes - every map can use 2 data layers free, and you can share or embed it. Layers you buy don't count toward that limit and work in every map you make.
What information comes with each prison?
The name, category, brand and operator, street address, city, postcode, phone, website, opening hours, the region it is in, latitude and longitude (each where known).
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