Rockhounding in Washington

92 mapped spots across 30 counties. Washington is rich in agate, petrified wood, quartz crystals, and fossils. The Saddle Mountain and Walker Valley areas, the Hansen Creek crystals, and the Stonerose fossil site at Republic offer a deep variety of legal collecting on public ground.

Top minerals found in Washington

Counts reflect how many spots in this list mention each mineral.

Notable areas: Walker Valley geodes, Hansen Creek quartz and amethyst, Saddle Mountain petrified wood, and Stonerose Eocene fossils are standouts.

Rockhounding by county in Washington

County pages are linked once we have at least 3 mapped spots for a focused guide with coordinates, mineral notes, and nearby spots.

Every rockhounding spot in Washington

Sorted by county. Tap coordinates to open in Google Maps, or open RockHoundR for the full map view with land overlays and weather.

Spot	County	Minerals	Coordinates	Access
ClarkstonEvans Road	Asotin County	Gold Placer	46.4033, -117.1028	Public
Snake RiverSnake River Road	Asotin County	Fire Opal	46.2652, -116.9691	Public
Snake RiverUS Highway 12	Asotin County	Gold Placer	46.4196, -117.1766	Public
Horse Heaven HillsSellards Road	Benton County	Opalized Wood	46.1316, -119.8463	Public
Rattlesnake Mt.	Benton County	Petrified Wood Opalized Wood	46.3957, -119.6131	Public
Columbia RiverHidden Lane	Chelan County	Gold Placer	47.8695, -119.9122	Public
Horseshoe Basin districtHorseshoe Basin Trail	Chelan County	Chalcopyrite Galena	48.4743, -121.0203	Public
Crescent BeachCrescent Beach Road	Clallam County	Agate Chert Jasper	48.1612, -123.7094	Public
DungenessDungeness Levee Setback Foot Path	Clallam County	Agate Orbicular Jasper	48.1393, -123.1339	Public
La PushOcean Front Drive	Clallam County	Agate Jasper	47.9050, -124.6349	Public
Lake CrescentSpruce Railroad Trail	Clallam County	Jasper	48.0796, -123.9305	Public
Ozette RiverHoko Ozette Road	Clallam County	Gold Placer	48.1578, -124.6731	Public
SapphoRixon Road	Clallam County	Agate Orbicular Jasper	48.0706, -124.2860	Public
Shi Shi BeachShi Shi to Ozette River Beach Travelway	Clallam County	Gold Iridosmine Platinum	48.2748, -124.6807	Public
Sol Duc River	Clallam County	Agate Chert Jasper	47.9347, -124.4960	Public
Brush PrairieNortheast 149th Street	Clark County	Gold Placer	45.7312, -122.5729	Public
CamasSouthwest 6th Avenue	Clark County	Gold Placer	45.5760, -122.4375	Public
WashougalSoutheast 10th Street	Clark County	Moss Agate Amethyst	45.6165, -122.2735	Public
KelsoI 5	Cowlitz County	Agate	46.0672, -122.8677	Public
Bridgeport16th Street	Douglas County	Jadeite	48.0002, -119.6798	Public
Moses Coulee	Douglas County	Opalized Wood	47.4521, -119.8104	Public
Nespelem to Coulee DamStagecoach Rd	Douglas County	Gold Placer	48.0395, -118.9824	Public
WatervilleWest Locust Street	Douglas County	Common Opal	47.6474, -120.0715	Public
CovadaSilver Creek Road	Ferry County	Stibnite	48.2370, -118.1999	Public
Gold CreekWest Gold Creek Road	Ferry County	Gold Placer	48.4525, -118.8073	Public
RingoldRingold River Road	Franklin County	Agate	46.4885, -119.2486	Public
Snake River	Garfield County	Gold Placer	46.6766, -117.5607	Public
Grand CouleeAlcan Road Northeast	Grant County	Opalized Wood	47.9297, -119.0072	Public
Mattawa	Grant County	Opalized Wood	46.7747, -119.8489	Public
AberdeenBonge Avenue West	Grays Harbor County	Flower Jasper	46.8505, -124.1135	Public
Moclips	Grays Harbor County	Agate Jasper	47.2699, -124.2308	Public
KalalochKalaloch Beaches	Jefferson County	Agate Jasper	47.6077, -124.3752	Public
QueetsSouth Kalaloch Beach	Jefferson County	Agate Chert Jasper	47.5399, -124.3561	Public
Denny Mt.Denny Creek Trail	King County	Calcite Quartz Amethyst Opal Pyrite	47.4332, -121.4486	Public
Hansen Creek Opal MineTinkham Road	King County		47.3912, -121.5307	Paid / fee
IssaquahWest Side Road	King County	Amber	47.4787, -121.9905	Public
Money CreekMoney Creek Road	King County	Gold	47.6995, -121.4678	Public
Cle ElumDeer Creek Road	Kittitas County	Blue Agate	47.2055, -120.9354	Public
Columbia RiverBeverly Railroad Bridge	Kittitas County	Opalized Wood Petrified Wood	46.8349, -119.9497	Public
Ellensburg	Kittitas County	Geodes	47.0893, -120.5178	Public
LibertyForest Road 9718-801	Kittitas County	Gold Placer	47.2697, -120.6316	Public
LibertyForest Road 9718-118	Kittitas County	Agate Chalcedony Nodules	47.2727, -120.6337	Public
Middle Fork Teanaway RiverMiddle Fork Teanaway Road	Kittitas County	Agate Chalcedony Geodes	47.2971, -120.9623	Public
Petrified Forest State ParkRecreation Drive	Kittitas County	Opalized Wood Petrified Wood	46.9602, -119.9884	Public
Red Top Mt. and Teanaway RidgeForest Road 9738-120	Kittitas County	Blue Agate Geodes	47.3295, -120.7456	Public
BickletonTomith Road	Klickitat County	Agate Carnelian Jasper Opalized Wood	46.0199, -120.5152	Public
Klickitat RiverState Route 142	Klickitat County	Petrified Wood	45.7532, -121.2085	Public
LyleHenderson Road	Klickitat County	Petrified Wood	45.6954, -121.2423	Public
CentraliaEast Carson Street	Lewis County	Agate Carnelian Chalcedony Geodes Jasper Petrified Wood	46.7461, -122.9415	Public
DotyDoty Street	Lewis County	Agate Carnelian Chalcedony Geodes Jasper Petrified Wood	46.6425, -123.2800	Public
Lucas CreekSenn Road	Lewis County	Agate Carnelian Chalcedony Geodes Jasper Petrified Wood	46.6389, -122.7723	Public
McCoy Farm near AdnaCeres Hill Road	Lewis County	Carnelian Petrified Wood	46.6171, -123.1414	Public
Newaukum River gravelsTaylor Road South	Lewis County	Geodes Nodules	46.6076, -122.8613	Public
Pe EllJones Road	Lewis County	Agate Carnelian Chalcedony Geodes Jasper Petrified Wood	46.5737, -123.3035	Public
ToledoSaint Helens Street	Lewis County	Geodes Nodules	46.4428, -122.8434	Public
Mondovi	Lincoln County	Opal Fire Opal	47.7296, -118.0483	Public
Cathedral PeakBoundary Trail	Okanogan County	Wolframite	48.9899, -120.1780	Public
Lyman LakeNational Forest Development Road 500	Okanogan County	Gold Quartz	48.5273, -119.0236	Public
Mary Ann CreekMary Ann Creek Road	Okanogan County	Gold Placer	48.9398, -119.0981	Public
MethowVintin Road	Okanogan County	Stibnite Chalcopyrite	48.2649, -120.0566	Public
Osoyoos LakeUS 97	Okanogan County	Copper Pyrite	48.9635, -119.4515	Public
Tunk CreekKeystone Road	Okanogan County	Quartz Blue Corundum Pink Corundum Thulite Plagioclase	48.5615, -119.4866	Public
Green CreekGreen Creek Road	Pacific County	Agate Carnelian Chalcedony Jasper	46.5883, -123.6151	Public
LebamLebam Road	Pacific County	Agatized Fossil Shells Chalcedony	46.5635, -123.5648	Public
Long BeachDiscovery Trail	Pacific County	Agate Chalcedony Quartz	46.3608, -124.0643	Public
Ocean ParkBay to Ocean Trail	Pacific County	Agate Chalcedony Quartz	46.4924, -124.0587	Public
Willapa Hills	Pacific County	Agatized Fossil Shells	46.6670, -123.5019	Public
Metaline FallsPend Oreille Mine Road	Pend Oreille County	Smithsonite	48.8800, -117.3719	Public
NewportCarol Lane	Pend Oreille County	Amethyst	48.1964, -117.0618	Public
Sacheen LakeGriebe Lane	Pend Oreille County	Garnet	48.1476, -117.3337	Public
Clay CitySigmond Road East	Pierce County	Amethyst	46.9284, -122.2368	Public
HamiltonSouth Skagit Highway	Skagit County	Hematite Gold Placer	48.5171, -121.9679	Public
Thunder Creek DistrictThunder Creek Trail	Skagit County	Silver	48.5213, -121.0148	Public
Mt. AdamsPacific Crest Trail	Skamania County	Agate Carnelian Chalcedony Jasper Quartz	46.2359, -121.5474	Public
DarringtonEast Fir Street	Snohomish County	Gold Placer	48.2520, -121.5941	Public
Gold BarMother's Day Trail	Snohomish County	Gold	47.8566, -121.7101	Public
Granite FallsParadise Lane	Snohomish County	Gold	48.0717, -121.9713	Public
Monte CristoMonte Cristo Trail	Snohomish County	Arsenic Arsenopyrite Azurite Chalcopyrite Malachite Melaconite Pyrite Pyrrhotite +2 more	47.9859, -121.3939	Public
SultanTrout Farm Road	Snohomish County	Gold	47.8803, -121.8296	Public
ChattaroyNorth Crescent Road	Spokane County	Garnet Quartz	47.8872, -117.3565	Public
Daybreak MineAntler Road	Spokane County	Autunite	47.9440, -117.1979	Public
Silver HillGreat Northern/Spokane and Inland Empire	Spokane County	Cassiterite	47.5592, -117.3277	Public
Spokane, WashingtonSouth Gorge Trail	Spokane County		47.6588, -117.4444	Public
Copper King MineAladdin Road	Stevens County	Chalcopyrite	48.7810, -117.6544	Public
Deer Lake	Stevens County	Pyrite	48.1107, -117.5530	Public
MarcusOverlook Boulevard	Stevens County	Gold Placer	48.6667, -118.0688	Public
Pasayten WildernessForest Road 5400-700	Whatcom County	Gold Pyrite	48.7313, -120.7499	Public
Bald Butte	Whitman County	Smoky Quartz	46.6316, -117.0879	Public
PullmanGray Road	Whitman County	Fire Opal	46.7818, -117.0484	Public
American RiverState Route 410	Yakima County	Gold Placer	46.9767, -121.1788	Public
Cairn Hope Peak	Yakima County	Petrified Wood Opalized Wood	46.5661, -119.9769	Public
Mabton	Yakima County	Petrified Wood Opalized Wood	46.1631, -119.9807	Public

Washington rockhounding FAQ

Is rockhounding legal in Washington?+

Casual hand collecting is allowed on most BLM and U.S. Forest Service land in Washington, with daily and annual limits set by the managing field office. National parks, most state parks, and tribal lands are off-limits. Always confirm rules with the local agency before a trip.

What rocks and minerals can you find in Washington?+

Washington spots in this list most commonly produce Agate, Gold Placer, Jasper, Petrified Wood, Opalized Wood. The full list across all spots is broader.

How many rockhounding sites are in Washington?+

RockHoundR currently lists 92 rockhounding spots in Washington across 30 counties. Many more exist; the app keeps your private finds saved alongside the public ones.

Can I take rocks home from Washington public land?+

On most BLM and Forest Service land, recreational hand collecting of common rocks and minerals is allowed in reasonable amounts. Vertebrate fossils, archaeological items, and posted mining-claim minerals are not. Check the field office for current limits.

Map every Washington spot in the app

Open the RockHoundR app to see Washington on a real map with public land overlays, weather, geology, and your saved finds.