Manasquan: Fossil Hunting in Monmouth County, New Jersey
- Minerals reported
- 3
- Best months
- March to December
Manasquan is a mapped rockhounding spot in Monmouth County, New Jersey. Reported finds include quartz, fossil, petrified wood. Below: coordinates, access notes, nearby spots, and trip-planning links.
Plan your visit
Generally open to casual rockhounding
- County
- Monmouth County
- State
- New Jersey
- Postcode
- 08750
- Coordinates
- 40.11272, -74.03179
Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.
Land & collecting status
Generally open to casual rockhounding
Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.
Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.
Best time to visit Manasquan
Comfortable months (45 to 90°F highs)
Best months: March to December. Typical highs run 84°F in midsummer and 42°F in midwinter, with winter lows near 25°F.
Climate normals: NOAA 1991-2020 monthlies, LONG BRANCH-OAKHURST station (13 mi away).
Today's weather
Is today a good day to go?
The app shows live weather, recent rain, and a daily rockhounding score for Manasquan.
Get the appSources & verification
Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.
- New Jersey Geological and Water Survey
- Monmouth County Park System, fossil collecting rules
- Sterling Hill Mining Museum
- Community submissions reviewed against published agency rules
Found at Manasquan
Each name opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
Nearby rockhounding spots
Other rockhounding spots within driving distance of Manasquan.
- Shark RiverMonmouth County, New Jersey · 6 mi awayShark Tooth, Fossil
- Long BranchMonmouth County, New Jersey · 14 mi awayQuartz
- Big Brook ParkMonmouth County, New Jersey · 18 mi awayShark Tooth, Belemnite, Fossil
- Poricy Park Fossil BedsMonmouth County, New Jersey · 19 mi awayBelemnite, Shark Tooth, Fossil
- Ramanessin BrookMonmouth County, New Jersey · 20 mi awayShark Tooth, Fossil
- Ocean CountyOcean County, New Jersey · 25 mi awayQuartz
- SayrevilleMiddlesex County, New Jersey · 27 mi awayMarcasite, Pyrite, Petrified Wood
- Crosswick’s CreekMercer County, New Jersey · 34 mi awayAmber
Across the state line from Manasquan
Manasquan is close enough to the New Jersey border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.
- MorrisvilleBucks County, Pennsylvania · 40 mi awayJasper
- FeastervilleBucks County, Pennsylvania · 49 mi awaySunstone, Agate, Feldspar
- NewtownBucks County, Pennsylvania · 50 mi awayJasper, Petrified Wood
- Maple GlenBucks County, Pennsylvania · 57 mi awayPetrified Wood
- Bucks CountyBucks County, Pennsylvania · 58 mi awayPetrified Wood
- EurekaBucks County, Pennsylvania · 62 mi awaySmoky Quartz
Manasquan FAQ
Where is Manasquan?+
What rocks and minerals can you find at Manasquan?+
Is collecting allowed at Manasquan?+
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More rockhounding in New Jersey
See all 72 New Jersey spots →Open Manasquan on the map
Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.



