Entry No. 6 — the Portland file — filed under: rocks
Rice Northwest Museum of Rocks and Minerals
A private rockhound's collection that outgrew its owners and became a nonprofit museum, housed in a 1952 ranch-style house on the National Register of Historic Places, built around one of the world's finest collections of crystals and anchored by a prized rhodochrosite specimen (the 'Alma Rose') the museum treats as its crown jewel.
The story
You drive 25 minutes west of downtown Portland down Highway 26, turn onto Groveland Drive, and pull up to what looks like a sprawling 1952 ranch-style residence. But this isn't standard suburban mid-century architecture. The entire house was custom-built from the ground up to showcase an amateur rockhound collection that outgrew its owners and swallowed their living space whole.
Opened to the public as a non-profit museum in 1997 and now listed on the National Register of Historic Places, the house holds one of North America's premier private mineral assemblies. Instead of family portraits and standard residential decor, the rooms are lined with high-end display cases holding world-class crystals, rare meteorites, and the museum's prized crown jewel: the 'Alma Rose' rhodochrosite, a breathtaking cherry-red stone specimen that rockhounds treat with genuine reverence.
Outside, the property stretches across 22 wood-lined acres, providing a quiet buffer from the surrounding Hillsboro suburban sprawl. It remains one of the area's most compelling single-obsession monuments: a home where domestic life completely yielded to millions of years of geological history.
What it's like
Arriving feels like visiting a wealthy, eccentric relative's country home—until you step through the front door into room after room of retro timber cabinetry crammed with crystalline rocks. You'll move case by case through domestic spaces repurposed into gallery rooms. Don't skip the darkroom dedicated to fluorescent minerals under blacklight, where dull gray stones violently glow in neon greens and purples, or the dedicated meteorite exhibit. Plan for about an hour inside the house before taking a loop around the 22-acre grounds.
The move: Spend an hour working case by case through the fluorescent-mineral and meteorite rooms in the old ranch house, then walk the 22-acre grounds outside — about 25 minutes from downtown, so pair it with lunch in Hillsboro on the way back.
- 📍 Hillsboro
- 💸 $
- ⚡ Up for anything
- 🌗 Indoors
Where: 26385 NW Groveland Dr, Hillsboro, OR 97124
Hours: Added 2026-07-20 — confirm current hours before you go.
Pair it with
- Portland Troll Bridge (Ole Bolle Trestle) — Stay on the northwest rural fringe and trade world-class mineral specimens for a wooden railroad trestle colonized by plastic troll dolls.
- Freakybuttrue Peculiarium — Balance out the serious, high-end geology of the Rice home with low-brow homemade oddities, alien autopsies, and Bigfoot statues in NW Portland.
- Paxton Gate PDX — Keep the natural history curiosities theme going back in town by swapping raw crystals for taxidermy, mounted insects, and skeletal specimens.
Good to know
Where is the museum located and how far is it from Portland?
It is located at 26385 NW Groveland Dr in Hillsboro, Oregon, approximately a 25-minute drive west of downtown Portland off Highway 26.
What are the key highlights inside the collection?
The headline exhibit is the 'Alma Rose' rhodochrosite specimen, alongside specialized rooms for meteorites and ultraviolet fluorescent minerals.
What are the current museum hours?
Summer hours run Wednesday through Sunday from 10:00 AM to 5:00 PM (closed Mondays and Tuesdays). Always double-check current hours before driving out.
Are there outdoor areas to explore on site?
Yes, the historic ranch house sits on 22 acres of property that visitors are welcome to walk after touring the indoor collections.
Plan a visit & invite your people →
Further reading: Official site · traveloregon.com · Wikipedia · Reddit · pdxparent.com
last checked: 2026-07-20