Looking for social activity? Join a club or volunteer in an organization.
Below are clubs in Cobourg that have web sites (or a facebook page). In most cases, go to the linked web site to get more information on activities and how to join.
General
Cobourg and District Dog Owners Group - not active
Cobourg Horticultural Society - Cobourg's Garden Club
Cobourg Highland Games - Now Northumberland Highland Games
Cobourg Yacht Club - for boat owners but also has social only members
Columbus Community Centre - Knights of Columbus - Facebook
EV Society - Electric Vehicle Society Northumberland /Cobourg
Hispanic Cultural Club 
Lions Club of Cobourg - Service Club - always looking for members
Northumberland Hills Stitchery Guild
Northumberland Learning Connection - public lectures
Northshore Probus Club
Probus Club of Northumberland - Facebook
Rotary Club of Cobourg - Service Club
Sunrise Rotary Northumberland
Royal Canadian Legion Branch 133 - always looking for members
First Speakers Toastmasters Club - not active
University Women’s Group - Northumberland (Meetings in Port Hope & Cobourg)
Victoria Hall Volunteers – Women’s group – associated with the Town
Arts
AbZolutely Choir - Northumberland Chapter - A Choir community for Every Woman – more details on this page at their web site - performances here.
Art Gallery of Northumberland - support or Volunteer
Cobourg Art Club
Cobourg Scottish Country Dancers
Film Access Northumberland (FAN) - supports Arts especially film - Eye-to-Eye Festival in June.
Ganaraska Chordsmen - A capella Barbershop harmony
Northumberland Chorus - women's a cappela 4 part harmony singers - new members welcome
Northumberland Film Sundays
Northumberland New Ventures Band - adults learn and play band instruments; new members welcome
Northumberland Orchestra and Choir - If you can sing or play an orchestral instrument - new members welcome
Northumberland Photography Club - meets monthly in Cobourg - Facebook
Northumberland Players - Volunteers to help with live theatre
Northumberland Rug Hookers - New members welcome
Oriana Singers - Mixed Choir - New members welcome
Sounds of the Next Generation - S.O.N.G.
Vintage Film Festival
VOS Theatre - wants members and Volunteers to help with live theatre
Historical
Architectural Conservancy Ontario
– Cobourg Branch
Cobourg Historical Society
Cobourg Museum Foundation - wants volunteers and members
Firefighters Museum
Lakeshore Genealogical Society - not active
Marie Dressler Foundation - Operates Women in Film Museum - active - web site not updated
Environmental
Ecology Garden - public garden to demonstrate good ecology practices
Willow Beach Field Naturalists - members welcome
Northumberland Land Trust - members welcome
Charities needing volunteers
Community Care - Volunteer Drivers for Meals on Wheels, trips to Medical care. Also for Hospice including Ed's House.
Fare Share Food Bank
Habitat for Humanity – Poverty action group building low cost homes
Horizons of Friendship – Poverty action group focused on Central America
Rebound Child & Youth Services Northumberland - Requires volunteer tutors to provide young learners with math and literacy support
Northumberland Hills Hospital – Volunteers help at the Hospital and at Thrift shop Petticoat Lane.
Sports clubs
Cobourg and District Sports Hall of Fame
Cobourg Badminton Club 
Cobourg Cycling Club - Facebook
Cobourg Dragon Boat and Canoe Club
Cobourg Jr. Angels Softball Association - Facebook
Cobourg Lawn Bowling
Cobourg Legion Minor Softball
Cobourg Minor Hockey - Nighthawks
Cobourg Pickleball Club
Cobourg Rugby - Saxons
Cobourg Tae Kwon Do - Martial Arts Training (commercial)
Coverdale Tennis Club
Cycling Transitions - Bicycle Resource Centre
Ganaraska Freewheelers – Port Hope - Cycling
Northumberland Baseball 
Northumberland Hills Cycling Club
Northumberland Minor Lacrosse
Northumberland Minor Basketball 
Northumberland Soccer
Pine Ridge Hiking Club
Survivor Thrivers
West Northumberland Curling - at Jack Heenan Arena in Cobourg, 206b Furnace Street
West Northumberland Girls Hockey Association
Fitness
Northumberland YMCA - see also their Facebook page.
Churches
All churches listed are active although their web pages may not have been updated recently.
Calvary Baptist Church Christian Reformed Church
Christ the Servant - Facebook
Cobourg Alliance
St Andrews
Fellowship Baptist Church
Lakeshore Pentecostal Camp
Lutheran - Facebook
Salvation Army- facebook
Seventh-day Adventist
St. Andrews - Presbyterian
St Michael's - Catholic
St. Peter's - Anglican
Trinity - United
Advocacy Groups
Cobourg Taxpayers Association - Active
Northumberland Women - moderated by Maria Papaioannoy Duic
Preserve our Heritage Harbour - not much happening
If you would like your Cobourg based club or Charity listed here, please contact me and ask.