Raritan River is a stocked trout stream in Somerset County, New Jersey, around Hillsborough Township. 0.5 of its 4.7 miles (11%) run through mapped public land. New Jersey allocated 3,380 trout to it for spring 2026.
Bold where the stream crosses public land; faint and dashed across private land. Gauges are measurement stations; a nearby gauge may be on a different stream.
Stream types · New Jersey
Bold where the stream crosses public land
11 of the 22 mapped parking areas and access points along the stream are on public land, from Duke Island Park to Raritan River Greenway. Distances are to the nearest bank; the others sit on private or restricted land, so check posted signs before parking there.
3,380 trout stocked spring 2026. In-season stocking dates are on the state's schedule. Source: NJDEP Fish & Wildlife, 2026 Spring Trout Allocations, checked Oct 12, 2026.
The 2026 Digest lists no special regulation for this stream, so the statewide trout rules apply: season dates, daily limits and minimum sizes.
Rules: 2026 New Jersey Freshwater Fishing Digest, pages 16-21.
The USGS gauge on this stream is North Branch Raritan River near Raritan, NJ. Its current reading appears here and on the state map.
Other streams in Somerset County: Raritan River S/B · Raritan River N/B · Passaic River · Black River · Peapack Brook · Lamington River · Rock Brook · Green Brook
Check before you fish. Access, stocking and rules come from New Jersey's own data and can be out of date. Posted signs and landowners' wishes come first, and private land needs permission. You need a valid fishing license.