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All Middlesex County buildings will remain closed to the general public until further notice due to COVID-19– County services are available on an appointment basis.


April 1, 2021

Opening Day for picnic reservations for 2021 is Thursday, April 15, 2021. A link to our NEW ELECTRONIC RESERVATIONS SYSTEM will be on the picnic reservation page on that day. The first avaliable picnic date is April 24, 2021. Please do not call the office to make a picnic reservation. If you have any questions, please visit the picnic reservation page.
IMPORTANT ALERT​ - All Middlesex County Parks and Open Spaces are open from sunrise to sunset with strict social distancing requirements. The Parks Administration Building is closed to the public until further notice. Park visitors are to practice social distancing and are strongly encouraged to wear a mask while enjoying our parks and open spaces.
Located on the South Branch of the Rahway River, and home to the "Progressive Playground",  Merrill Park has 182 acres of just about everything you could wish for in a well rounded park. This park located in Woodbridge is extremely popular so be prepared to have lots of company any day you choose to visit. There are playing fields, picnic groves, playgrounds, and an animal haven for visitors to enjoy.
A wide variety of farm animals are on display within fenced-in areas at the animal haven which is open from dawn to dusk daily. This facility is visited and enjoyed daily by the young and old alike. Interpretive signage is displayed to provide an educational as well as a fun experience and best of all - its free! In Merrill Park you will see pigs, goats, a peacock, a horse, and many other exciting animals!
In 1998 the Township of Woodbridge approached Middlesex County with the concept of constructing a "Progressive Playground" in Merrill Park.  A "Progressive Playground" is unique in that funding for the playground is assumed by the municipality, local schools, community groups, and local businesses working together to establish and maintain the facility.

Location: Middlesex Turnpike, Woodbridge Township
•  4 Tennis Courts (2 with lights)
•  2 Basketball Courts
•  3 Baseball Fields
•  2 Softball Fields
•  1 Soccer Field
•  1 Football Field
•  7 Reservable Picnic Groves
•  2 Open Picnic Groves
•  3 Playgrounds
•  Woodbridge Township Progressive Playground
•  Animal Haven

Key Feature: South Branch of Rahway River
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