Oldman’s Creek: Amber Rockhounding in Salem County, New Jersey

Updated July 2026

Oldman’s Creek is a mapped rockhounding spot in Salem County, New Jersey. Reported finds include amber. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Permission required
County: Salem County
State: New Jersey
Nearest road: Eldridges Hill Road
Postcode: 08098
Coordinates: 39.67430, -75.29097

Geology at Oldman’s Creek

This spot sits on Lower Member of the Kirkwood Formation, mapped as clay and sand that formed roughly 23 to 16 million years ago. Loose deposits like these are float-collecting ground: erosion keeps moving durable rocks and minerals into gravel bars, cutbanks, and washes.

Mapped unit: Lower Member of the Kirkwood Formation
Age: 23–16 Ma (Early Miocene)
Rock types: clay and sand
Elevation: 60 ft

Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.

Best time to visit Oldman’s Creek

Best months: February to December. Typical highs run 89°F in midsummer and 43°F in midwinter, with winter lows near 26°F.

Climate normals: NOAA 1991-2020 monthlies, WOODSTOWN PITTSGROV 4E station (11 mi away).

Land & collecting status

Permission required before collecting

Requires landowner or agency permission before any collecting. Do not enter without explicit authorization.

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.

Sources & 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.

Sources: RockHoundR public spot dataset, app land overlays, and local agency review before each trip.

Found at Oldman’s Creek

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Amber Encyclopedia →

Nearby rockhounding spots

Other rockhounding spots within driving distance of Oldman’s Creek.

Across the state line from Oldman’s Creek

Oldman’s Creek 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.

Oldman’s Creek FAQ

Where is Oldman’s Creek?+

Oldman’s Creek is in Salem County, New Jersey, at 39.67430, -75.29097. Nearest road: Eldridges Hill Road.

What rocks and minerals can you find at Oldman’s Creek?+

Oldman’s Creek is reported to produce Amber.

Is collecting allowed at Oldman’s Creek?+

Permission required before collecting. Requires landowner or agency permission before any collecting. Do not enter without explicit authorization. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Oldman’s Creek?+

A rock hammer, sturdy gloves, safety glasses, and a collecting bag cover the basics here. Add a spray bottle: wet rock shows color and pattern that dry rock hides.

When is the best time to visit Oldman’s Creek?+

The most comfortable months at Oldman’s Creek are February to December.

How do I get to Oldman’s Creek?+

Open the directions link to navigate to 39.67430, -75.29097 in Google Maps. The nearest road is Eldridges Hill Road.

More rockhounding in New Jersey

See all 72 New Jersey spots →

Open Oldman’s Creek on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.