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Mercer County

New Jersey

Upcoming New Jersey events by county, including compiled festival listings.

November 2026

Event Date:November 6, 2026 Fall Family Fun Encore Princeton, New Jersey

Event Date:November 7, 2026 Fall Family Fun Weekends at Terhune Orchards IX Princeton, New Jersey

Event Date:November 7, 2026 Sauce for the Goose Outdoor Art Market Princeton, New Jersey

Arts and crafts

Event Date:November 12, 2026 Kinusaiga Fabric Workshop Hightstown, New Jersey

Event Date:November 13, 2026 Darkside New Jersey Fall 2026 Darkside NJ Has Two More Chances to Get Weird This Fall Mercer County Park Ice Skating Facility · West Windsor, New Jersey

Event Date:November 14, 2026 Pie Sampling Weekend Princeton, New Jersey

Event Date:November 15, 2026 Friendsgiving Brunch Pennington, New Jersey

Event Date:November 22, 2026 Home for the Holidays Ceramics Hightstown, New Jersey

Event Date:November 26, 2026 Princeton Trinity Turkey Trot 5K Run/Walk Princeton, New Jersey

Races and fun runs

Event Date:November 27, 2026 Holiday Wine Trail Weekend Princeton, New Jersey

Event Date:November 27, 2026 Palmer Square Annual Tree Lighting Princeton, New Jersey

Parades and civic celebrations

December 2026

Event Date:December 3, 2026 Sea Glass Christmas Trees Hightstown, New Jersey

Event Date:December 3, 2026 Wines of Italy Pennington, New Jersey

Event Date:December 5, 2026 Christmas on the Farm Lambertville, New Jersey

Event Date:December 6, 2026 Holiday Resin Class Hightstown, New Jersey

Event Date:December 12, 2026 Winter Crushed Glass Resin Sun Catchers Hightstown, New Jersey

Event Date:December 18, 2026 Holiday Resin Class Hightstown, New Jersey

Event Date:December 19, 2026 11th Annual Ugly Holiday Sweater Party Pennington, New Jersey

January 2027

Event Date:January 3, 2027 250th Anniversary of the Battle of Princeton Commemoration Princeton Battlefield State Park

February 2027

Event Date:February 7, 2027 A Taste of Italy in New Jersey at Dorothea's House Princeton, New Jersey

April 2027

Event Date:April 3, 2027 Bunny Trail Spring Festival at Terhune Orchards Princeton, New Jersey

Event Date:April 24, 2027 Princeton Porchfest Princeton, New Jersey

Arts and crafts

May 2027

Event Date:May 1, 2027 Hopewell Township Cultural Festival Hopewell Township, New Jersey Event Date:May 1, 2027 Kite Day at Terhune Orchards Princeton, New Jersey

Event Date:May 1, 2027 Lawrenceville Spring for the Arts Lawrenceville, New Jersey

Arts and crafts

Event Date:May 8, 2027 Azalea Festival Hamilton Township, New Jersey

Arts and crafts

Event Date:May 16, 2027 Seafood and BBQ Festival West Windsor, New Jersey

June 2027

Event Date:June 5, 2027 German-American Society of Trenton Bierfest Trenton, New Jersey

Event Date:June 12, 2027 Robbinsville Township Community Festival Robbinsville, New Jersey

Event Date:June 19, 2027 Mercer County Juneteenth Celebration Trenton, New Jersey

Parades and civic celebrations

Event Date:June 21, 2027 St. Gregory the Great Parish Family Carnival Hamilton, New Jersey

July 2027

Event Date:July 1, 2027 Hamilton Independence Day Fireworks and Concert Hamilton, New Jersey Event Date:July 1, 2027 Lawrence Township Fourth of July Celebration Lawrence Township, New Jersey Event Date:July 3, 2027 Independence Day Celebration at Etra Lake Park East Windsor, New Jersey Event Date:July 4, 2027 Fourth of July Jubilee at Morven Museum and Garden Princeton, New Jersey Event Date:July 17, 2027 Flower Festival at Terhune Orchards Princeton, New Jersey Event Date:July 31, 2027 Just Peachy Festival at Terhune Orchards Princeton, New Jersey

Event Date:July 31, 2027 Watershed Butterfly Festival Pennington, New Jersey

Harvest and farm

August 2027

Event Date:July 31, 2027 Just Peachy Festival at Terhune Orchards Princeton, New Jersey

Event Date:August 1, 2027 Trenton Puerto Rican Festival Trenton, New Jersey

Latino and Hispanic

Event Date:August 7, 2027 Watershed Butterfly Festival Pennington, New Jersey

Harvest and farm

Event Date:August 21, 2027 Fiesta Latina West Windsor, New Jersey

Latino and Hispanic

September 2027

Event Date:September 11, 2027 Fall Family Fun Weekends at Terhune Orchards I Princeton, New Jersey

Event Date:September 11, 2027 St. Paul Parish Festival Princeton, New Jersey

Fairs and night markets

Event Date:September 11, 2027 Trenton RiverFest Trenton, New Jersey

Fairs and night markets

Event Date:September 18, 2027 Fall Family Fun Weekends at Terhune Orchards II Princeton, New Jersey

Event Date:September 18, 2027 FOPOS Fall Fest Princeton, New Jersey

Harvest and farm

Event Date:September 25, 2027 Fall Family Fun Weekends at Terhune Orchards III Princeton, New Jersey

Festival dates compiled by Festival Guides and Reviews. Confirm details on each event’s official page before you go.