New Jersey State Museum: Free Family Fun in Trenton Combining Science, History & Art

Searching for an educational family museum in New Jersey or a free things to do in Trenton NJ? The New Jersey State Museum is a must-visit cultural destination offering a perfect blend of natural history, cultural heritage, fine art, and hands-on science — all under one roof.

Located in the heart of New Jersey’s capital, this state-run museum houses over two million artifacts and specimens. Highlights include the dinosaur fossil exhibit “Written in the Rocks: Fossil Tales of New Jersey” featuring the state dinosaur Hadrosaurus foulkii, a massive Mosasaurus, Ice Age animals, and New Jersey’s own Dryptosaurus. Families love the paleontology gallery where kids can interact with real fossils and chat with working scientists.

Other popular permanent exhibits cover New Jersey history through “Pretty Big Things: Stories of New Jersey History”, Native American artifacts, Civil War flags, archaeology, and a rotating fine art collection. The on-site planetarium presents immersive sky shows on weekends (and select weekdays), making it a favorite for space-loving kids.

With free hands-on activities in the Imagination Studio, lectures, tours, and family-friendly programs, it’s ideal for rainy days, school outings, or weekend adventures. The museum is fully indoors, wheelchair accessible, and offers free parking nearby.

Open Tuesday through Sunday from 9:00 AM to 4:45 PM (galleries begin closing at 4:30 PM). Closed Mondays and state holidays.

📍 Address: 205 West State Street, Trenton, NJ 08608
🕒 Hours: Tuesday – Sunday, 9:00 AM – 4:45 PM
🌐 Official Website: nj.gov/state/museum