Best big parks for a family day out in New Castle County
Some parks are a quick playground stop; these are the ones you make a day of — room to hike, paddle, picnic, and let everyone wear themselves out. The big New Castle County parks worth packing a cooler for. Facts come from each place's page.
1. Lums Pond State Park
Bear
Delaware's biggest freshwater pond, with trail loops and picnic space. Boat rentals and Go Ape are seasonal extras; confirm availability before building the day around them.
2. White Clay Creek State Park
Newark
About 3,600 acres of creek, woods, and meadow up against the PA line — real trails for a proper hike with older kids.
3. Bellevue State Park
Wilmington
A 1.2-mile crushed-stone loop on the old du Pont horse track, a lawn for summer concerts, and a du Pont mansion — the easy, something-for-everyone park.
4. Carousel Park & Equestrian Center
Wilmington
200 acres with an actual stable of horses, ponds, trails, and a playground — the unusual one.
5. Glasgow Park
Newark
An inclusive playground, paved walking paths, and a fishing pond on the Newark side. Summer's Music at the Market is a separate seasonal outing.
6. Brandywine Creek State Park
Wilmington
Rolling meadows and woods along the Brandywine in North Wilmington — trails and open space for a classic day out.
Questions parents ask
What's the best park near Wilmington for a full day?
We'd choose Lums Pond in Bear for trails and picnic space, with seasonal boat rentals and Go Ape when available. White Clay Creek is our pick for a longer hike; construction near its nature center affects access, so choose your trailhead carefully.
Do these parks charge to get in?
The state parks charge per vehicle March 1–November 30: $5 for Delaware-registered vehicles or $10 out of state at these inland parks. December–February has no vehicle entrance fee. Carousel and Glasgow are free county-park outings; rentals and special activities can cost extra.
Get the good ones before they fill up
One countywide shortlist every Friday morning, with ages, cost and logistics on each pick. Free.
More guides
Checked against each place’s current info.
Admission and hours come straight from each place’s guide. Last reviewed June 15, 2026. Confirm anything dated on the source before you go.