Where to Find Agates near Boston, MA
14 of the mapped rockhounding spots within 150 miles of Boston report agate. The closest is Cumberland Hill, about 34 miles out (43 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 Boston
Cumberland HillProvidence County, Rhode Island · 34 mi awayPublic access · Agate, Chalcedony, Jasper +1- MiddlesboroughPlymouth County, Massachusetts · 36 mi awayPublic access · Agate, Chalcedony
- ProvidenceProvidence County, Rhode Island · 42 mi awayPublic access · Agate, Chalcedony, Jasper +1
Best spotPawtuxetProvidence County, Rhode Island · 45 mi awayPublic access · Agate, Carnelian, Amethyst +1
Best spotMt. Hope BayBristol County, Rhode Island · 49 mi awayPublic access · Red Agate, Amethyst, Carnelian +3- AmherstHampshire County, Massachusetts · 73 mi awayPublic access · Agate
- DeerfieldFranklin County, Massachusetts · 80 mi awayPublic access · Agate
Best spotDeerfield RiverFranklin County, Massachusetts · 82 mi awayPublic access · Jasper, Agate, Chalcedony- ConwayFranklin County, Massachusetts · 83 mi awayPublic access · Agate
Best spotAdams BrookWindham County, Vermont · 96 mi awayPublic access · Serpentine, Quartz, Red Agate +2- FarmingtonCapitol Planning Region, Connecticut · 102 mi awayPublic access · Agate, Prehnite
Best spotPlum Bank BeachLower Connecticut River Valley Planning Region, Connecticut · 102 mi awayPublic access · Agate, Moonstone- TorringtonNorthwest Hills Planning Region, Connecticut · 111 mi awayPublic access · Agate, Prehnite
Best spotGuilford & East HavenSouth Central Connecticut Planning Region, Connecticut · 114 mi awayPublic access · Agate
Types of agates reported near Boston
Counts reflect how many spots in this radius mention each variety.
- Agate12
- Green Agate2
- Red Agate2
- Orange Agate1
Agates near Boston FAQ
Where can I find agates near Boston?+
14 mapped spots within about 150 miles of Boston report agate. The closest is Cumberland Hill in Providence County, roughly 34 miles away (43 min drive). The full list with coordinates is on this page.
Can I collect agates on public land near Boston?+
14 of the 14 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 Boston do I need to drive?+
The nearest agate spot is about 34 miles out, and the farthest on this list is 114 miles. Most fall inside a normal weekend day-trip radius.
Keep exploring from Boston
Where to Find Agates near other cities
Hunt agates around Boston 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.
