Where to Find Agates near Idaho Falls, ID
12 of the mapped rockhounding spots within 150 miles of Idaho Falls report agate. The closest is Red Hills Agate, about 84 miles out (1 hr 44 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.
Every agate spot within 150 miles of Idaho Falls
Red Hills AgateButte County, Idaho · 84 mi awayPublic access · Chalcedony, Agate
Bakers HoleGallatin County, Montana · 96 mi awayPermission required · Agate- CareyBlaine County, Idaho · 99 mi awayPublic access · Jasper, Moss Agate
Best spotLittle Wood RiverBlaine County, Idaho · 99 mi awayPublic access · Agate, Chalcedony, Jasper- Thorofare WildernessTeton County, Wyoming · 105 mi awayPermission required · Agate, Jasper, Opalized Wood +1
- Malm GulchCuster County, Idaho · 124 mi awayPublic access · Agate, Petrified Wood
- MinerPark County, Montana · 130 mi awayPublic access · Agate, Chalcedony, Jasper +1
- CarbellaPark County, Montana · 131 mi awayPublic access · Agate, Jasper, Petrified Wood +1
- Best spotChallisCuster County, Idaho · 132 mi awayPublic access · Red Agate, Banded Opal
- Best spotKemmererLincoln County, Wyoming · 140 mi awayPublic access · Turritella Agate, Chalcedony, Chert +4
- Mount BlackmoreGallatin County, Montana · 144 mi awayPublic access · Agate, Chalcedony, Hyalite Opal +1
- Best spotParker MountainLemhi County, Idaho · 147 mi awayPublic access · Agate, Chalcedony
Types of agates reported near Idaho Falls
Counts reflect how many spots in this radius mention each variety.
- Agate9
- Moss Agate1
- Red Agate1
- Turritella Agate1
Agates near Idaho Falls FAQ
Where can I find agates near Idaho Falls?+
12 mapped spots within about 150 miles of Idaho Falls report agate. The closest is Red Hills Agate in Butte County, roughly 84 miles away (1 hr 44 min drive). The full list with coordinates is on this page.
Can I collect agates on public land near Idaho Falls?+
10 of the 12 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 Idaho Falls do I need to drive?+
The nearest agate spot is about 84 miles out, and the farthest on this list is 147 miles. Most fall inside a normal weekend day-trip radius.
Keep exploring from Idaho Falls
Where to Find Agates near other cities
Hunt agates around Idaho Falls with the map in your pocket
RockHoundR shows these spots on an offline map with public land overlays, geology layers, weather, and a log for your finds.
