Milton Historical Society
- Founded to preserve Milton's County Court House and Jail, the society has gone on to other restoration activities over the years.
- http://www.miltonhistoricalsociety.ca/

Conservation Halton
- Provides information about Halton conservation services, its six conservation areas and The Conservation Halton Foundation.
- http://www.conservationhalton.on.ca/

Summit House
- Provides flexible residential and community support services for adults who have an identified psychiatric illness.
- http://www.summit-house.ca/

Milton Community Resource Centre
- Is a multi-service agency that provides programs and services to families in Milton and surrounding communities.
- http://www.mcrc.on.ca/