St Andrew's Presbyterian Church
- Church community in downtown Newmarket, near Fairy Lake. Includes a history of the church, its ministries and worship times.
- http://standrewsnewmarket.com/

Holy Cross Lutheran Church
- An inclusive Christian community. Outlines their mission, programs and outreach, and includes newsletters and links.
- http://www.holycrosslutheran.ca/

Bethel Newmarket Christian Reformed Church
- Information about the church, its services and how to get there. Also provides details of local, national and international ministries.
- http://newmarketcrc.ca/

Valley View Alliance Church
- A church body working to bring as many people as possible to maturity in Christ. Provides online sermons, times of services and information about its ministries.
- http://www.valleyviewalliance.com/

Church of St. Timothy, Newmarket
- Information about a small Anglican community in the southern part of the city. Includes details of contacts and location, its outreach programs, and related links.
- http://www.sttims.ca/

St. Paul's Anglican Church
- Includes details of the parish, its members, the church and building, times of services, location and contacts, groups within St. Paul's, a calendar of upcoming events and related links.
- http://stpaulsnewmarket.org/

Victory Baptist Church
- Information about the church,worship times, programs, missions and contacts.
- http://victorybaptist.ca/