The Stone Arch Bridge is a 2,100-foot granite and limestone bridge across the Mississippi River below St. Anthony Falls in Minneapolis. Mill Ruins Park sits beside it and shows exposed flour mill walls, waterpower features and a reopened tailrace canal along raised walking paths.
- Historic Sitetype of place
- Minneapoliswhere it is
- Publishedhours on the official page
- Not foundadmission on the official page
Visit Facts
- Address1 Portland Ave, Minneapolis, MN 55401 (Stone Arch Bridge, NPS); 102 Portland Ave. S, Minneapolis, MN 55401 (Mill Ruins Park, Park Board)
- Phone612-230-6400
- Hours (read November 1, 2026)Stone Arch Bridge (NPS): 6 a.m. to 10 p.m., unless otherwise posted. Mill Ruins Park (Park Board): 6 am to midnight in developed areas; 6 am to 10 pm in undeveloped areas
- Official pagenps.gov
Key Facts
| Fact | Detail |
|---|---|
| Bridge length | 2,100 feet |
| Bridge width | 28 feet |
| Arches | 23 |
| Bridge built | 1883, by James J. Hill |
| Materials | Native granite and limestone |
| Mill Ruins Park opened | 2001; completed 2005 |
| Park land acquired | 1985, as part of the West River Parkway acquisitions |
| Designation | Park is within the St. Anthony Falls Historic District, listed on the National Register of Historic Places |
| Parking | Pay parking lot at the park; rates not given |
| Nearby | Mill City Museum about a block east |
What We Could Not Verify
- Fees for the bridge: not listed
- Coordinates not printed as text (park page map link only implies about 44.9798, -93.2564 and was not used)
- Accessibility for the bridge not listed
- Mill Ruins Park page mentions upcoming Plank Regional Trail and Stone Arch Bridge repair work and a limited lower-area entrance; current status not confirmed
- Bridge dog policy not mentioned
- County not stated
- Hours, prices and closures change. Confirm on the official page before you go.
- Map point: no official coordinate was published, so we do not show a map.
Related Pages
More In Twin Cities Metro
- Chain of Lakes Regional Park
- Como Park Zoo and Conservatory
- Historic Fort Snelling
- Lake Minnetonka
- Mill City Museum
- Minneapolis Sculpture Garden
- Minnehaha Regional Park and Minnehaha Falls
- Minnesota Landscape Arboretum
- Minnesota State Capitol
- Mississippi National River and Recreation Area
- Events in Twin Cities Metro
Frequently Asked Questions
Where is Stone Arch Bridge and Mill Ruins Park?
Stone Arch Bridge and Mill Ruins Park is in Minneapolis, Minnesota. The official address is 1 Portland Ave, Minneapolis, MN 55401 (Stone Arch Bridge, NPS); 102 Portland Ave. S, Minneapolis, MN 55401 (Mill Ruins Park, Park Board).
What does Stone Arch Bridge and Mill Ruins Park cost?
We did not find admission prices on the official page we read. Check it before you go.
Are dogs allowed at Stone Arch Bridge and Mill Ruins Park?
We did not find a pet policy on the pages we read, so ask the operator before you bring a dog.
Sources
- Stone Arch Bridge – NPS Mississippi National River & Recreation Area (read November 1, 2026).
- Mill Ruins Park – Minneapolis Park & Recreation Board (read November 1, 2026).
- Minnesota State Parks Passport, all places, park fees and rules.
Cite this page: It’s Minnesota. “Stone Arch Bridge and Mill Ruins Park.” itsminnesota.com/places/stone-arch-bridge-mill-ruins-park/. Facts read from the sources above on November 1, 2026.