Rockhounding near Baltimore, MD

211 mapped rockhounding spots within 150 miles of Baltimore — most are inside a 2 to 3 hour drive. Below: a map, the closest spots, what they produce, and full coordinates with access notes.

Covering parts of Maryland, Virginia, Pennsylvania, Delaware, New Jersey, West Virginia.

Closest rockhounding spots to Baltimore

The 6 nearest mapped spots, with straight-line distance and an approximate drive time.

Most-reported finds near Baltimore

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

Hunting something specific near Baltimore?

These materials have enough dedicated spots around Baltimore to earn their own page, with distances and a separate map.

Every spot within 150 miles of Baltimore

Sorted by distance from Baltimore. Tap a row to open the spot detail page with full directions, access status, and nearby trips.

Spot	County	Minerals	Coordinates	Access
Bare Hills mining districtYellow Trail	Baltimore County	Actinolite Malachite Epidote Feldspar Garnet Moss Agate Pyrite Quartz +3 more	39.3871, -76.6523	Public
White MarshRed Trail	Baltimore County	Amethyst	39.3883, -76.4469	Public
Magothy RiverDrum Avenue North	Anne Arundel County	Pyrite	39.1153, -76.5670	Public
Baltimore CountyScale House Boulevard	Baltimore County	Copper Quartz Garnet Tourmaline Aquamarine Beryl Marble	39.4687, -76.6505	Public
BaltimoreLost Pond Trail	Baltimore County	Silicified Cycad Wood	39.4258, -76.4415	Permission
GraniteQuarry Trail	Baltimore County	Quartz Garnet Tourmaline Copper	39.3454, -76.8637	Public
North Ferry PointNorth Ferry Point Road	Anne Arundel County	Amber Fossils	39.0857, -76.5026	Public
Sullivan CoveHolly Avenue	Anne Arundel County	Amber	39.0674, -76.5482	Public
MarriottsvilleMarriottsville Road	Howard County	Quartz	39.3488, -76.8997	Public
ClarksvilleSouth Wind Trail	Howard County	Marble	39.2007, -76.9132	Public
BeltsvilleBay Hill Drive	Prince George's County	Hyalite Opal Quartz Silicified Wood	39.0646, -76.9285	Public
Reed Mine & Walkens MineWest Jarrettsville Road	Harford County	Chromite Brucite Quartz Serpentine Soapstone	39.6119, -76.4572	Public
Chrome HillRocks Road	Harford County	Smoky Quartz Actinolite Bronzite Garnet Chromite Serpentine	39.6278, -76.4093	Public
Kensington Mica MineNorthwest Branch Trail	Montgomery County	Golden Beryl Mica	39.0569, -77.0118	Public
GaithersburgLower Magruder Trail	Montgomery County	Serpentine Steatite	39.2285, -77.1903	Public
New WindsorNew Windsor Road	Carroll County	Azurite Bornite Calamine Malachite Smithsonite Sphalerite	39.5363, -77.1052	Public
CardiffQuarry Road	Harford County	Garnet Pyrite Serpentine Staurolite Verde Antique Chrysotile	39.7096, -76.3342	Public
Flintville (moss agate area)Shotgun Range Trail	Harford County	Moss Agate Jasper	39.6973, -76.2613	Public
CastletonMason-Dixon Trail	Harford County	Quartz Tourmaline	39.6851, -76.2183	Public
FlintvilleFlintville Road	Harford County	Feldspar Garnet Mica Quartz	39.7049, -76.2485	Public
Union BridgeQuaker Hill Road	Carroll County	Pink Marble Green Marble	39.5541, -77.1726	Public
Dollyhyde CreekDollyhyde Road	Frederick County	Bornite Pink Calcite Covellite Malachite Quartz	39.4740, -77.2262	Public
Funks Pond Recreational AreaFunks Pond Trail	Cecil County	Kammererite Serpentine Soapstone Williamsite Chromite Brucite Magnesite	39.6707, -76.1718	Public
Hunting HillPiney Meetinghouse Road	Montgomery County	Calcite Diopside Garnet Opal Serpentine	39.0827, -77.2204	Public
ArlingtonCustis Memorial Parkway	Arlington County	Jasper	38.8983, -77.0925	Permission

Baltimore rockhounding FAQ

Where can I go rockhounding near Baltimore?+

There are 211 mapped rockhounding spots within about 150 miles of Baltimore, Maryland. The closest is Bare Hills mining district in Baltimore County, roughly 7 miles away. The full list is on this page with coordinates and drive times.

What rocks and minerals can you find near Baltimore?+

Spots within driving distance of Baltimore most commonly produce quartz, jasper, calcite, amethyst, epidote, serpentine.

Is rockhounding legal near Baltimore?+

Casual hand collecting of common rocks and minerals is allowed on most BLM and U.S. Forest Service land, with limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Each spot page on this site lists access status; always confirm current rules with the managing agency before a trip.

How far do most rockhounders drive from Baltimore?+

Most weekend trips from Baltimore fall inside a 2 to 3 hour drive, which is roughly the 150-mile radius shown on this page. Closer spots are good for half-day outings; the outer ones are better as overnight trips.

More state coverage

The spots above span 6 states. Open the state page for the full county-by-county view.

Pack Baltimore's rockhounding map in your pocket

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