Agates near Wilmington, DE

29 of the mapped rockhounding spots within 150 miles of Wilmington report agate. The closest is Philadelphia, about 21 miles out (26 min drive).

Agates are banded chalcedony nodules that survive long after their volcanic host rock rots away, which is why they concentrate in gravel bars, beaches, and glacial deposits far from where they formed.

Map of 29 agate collecting spots within 150 miles of Wilmington, Delaware

Closest agates spots to Wilmington

Types of agates reported near Wilmington

Counts reflect how many spots in this radius mention each variety.

Every agate spot within 150 miles of Wilmington

Sorted by distance from Wilmington. Tap a row for directions, access status, and nearby trips.

SpotCountyMineralsCoordinatesAccess
PhiladelphiaBoy Scout BridgeDelaware County40.0130, -75.3895Public
Camden CountyDelaware River Heritage TrailCamden County39.9561, -75.1032Public
Rock Springs RunCedar Hill RoadLancaster County39.7351, -76.1414Public
Flintville (moss agate area)Shotgun Range TrailHarford County39.6973, -76.2613Public
Burlington CountyWest Avenue Nature TrailsBurlington County40.0650, -74.9354Public
FeastervilleOld Lincoln HighwayBucks County40.1530, -74.9537Public
Alsace TownshipSeidel RoadBerks County40.3670, -75.8656Public
Bare Hills mining districtYellow TrailBaltimore County39.3871, -76.6523Public
3M QuarryRidge TrailSomerset County40.4583, -74.7135Public
KingstonGeorgetown-Franklin TurnpikeSomerset County40.3971, -74.6095Public
HarrisburgPleasant View RoadYork County40.1651, -76.8443Public
SomervilleChimney Rock RoadSomerset County40.5847, -74.5672Public
Bound BrookFire RoadSomerset County40.5890, -74.5678Public
Warren TownshipRed Hill RoadSomerset County40.6298, -74.5312Public
BarnardsvilleOld Quarry RoadSomerset County40.7095, -74.5740Public
Union CountyValley RoadSomerset County40.6602, -74.4091Public
Houdaille QuarryPhillipsburg-Newark ExpresswayUnion County40.7100, -74.3348Public
Mt. Holly SpringsCold Springs RoadCumberland County
  • Agate Nodules
40.1091, -77.2391Public
CarlisleShatto DriveCumberland County40.2203, -77.2154Public
General Area (Hudson/Passaic)New StreetHudson County40.6634, -74.1099Public
Bergen Hill by Hudson RiverNew Jersey Turnpike Newark Bay ExtensionHudson County40.7108, -74.0543Public
Snake HillLaurel Hill RoadHudson County40.7581, -74.0893Public
Area Around Caledonia State ParkChambersburg Water Line TrailFranklin County39.9120, -77.4984Public
HobokenPaterson Plank RoadHudson County40.7502, -74.0383Public
Pompton LakesI 287Passaic County41.0054, -74.3071Public

Agates near Wilmington FAQ

Where can I find agates near Wilmington?+
29 mapped spots within about 150 miles of Wilmington report agate. The closest is Philadelphia in Delaware County County, roughly 21 miles away (26 min drive). The full list with coordinates is on this page.
Can I collect agates on public land near Wilmington?+
29 of the 29 spots here sit on land mapped as publicly accessible. Casual hand collecting of common rocks and minerals is allowed on most BLM and Forest Service land with limits set by the local field office; national parks and most state parks are closed to collecting. Confirm current rules with the managing agency before a trip.
What is the fastest way to spot an agate in a gravel bed?+
Look for waxy luster and translucence rather than color. Wet the stone or look right after rain: agate glows softly at thin edges when backlit, while jasper and chert stay opaque. Banding clinches it but is often hidden until the stone is cracked or tumbled.
How far from Wilmington do I need to drive?+
The nearest agate spot is about 21 miles out, and the farthest on this list is 119 miles. Most fall inside a normal weekend day-trip radius.

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