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Park Avenue Bridge
Photo: Robert G. Graham, Public domain, via Wikimedia Commons · tap to enlarge
National Register of Historic Places

Park Avenue Bridge

Also known as Clifton Bridge; Riley Bridge

On the National Register since 198838 years
Listed 1988Clifton
DirectionsAdd an old photo
About

About Park Avenue Bridge

Park Avenue Bridge, at Park Ave. over the San Francisco River, was added to the National Register of Historic Places on Sep 30, 1988. It was among the first 5 of Clifton’s 6 listings, with two others the same day. The Register lists it for its engineering and transportation, at the local level. It was listed as part of Vehicular Bridges in Arizona MPS. Two more Register listings are within a quarter mile.

What it isBridge in United States of America. From Wikidata (CC0). Read about it on Wikipedia ↗

PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 21 MB · National Archives↗
Visit

Make it a walk: 3 landmarks in about 5 minutes

Park Ave. over the San Francisco River, Clifton · about 0.1 miles on foot, as the crow flies

DirectionsWalk the tour in Google Maps
  1. 1Park Avenue BridgeStart here
  2. 2Clifton Townsite Historic District20th Century American Movement · next door
  3. 3Clifton Casa Grande BuildingBuilding · next door
Around it

1 more Register listing within 2 miles

★ National Historic Landmark · D district · B building · S site. Each opens its own page.

BDell Potter Ranch HouseMission/Spanish Revival1.8 mi

Memories of Park Avenue Bridge

The record says what it is. Neighbors know what it means.

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Questions about Park Avenue Bridge

Is Park Avenue Bridge on the National Register of Historic Places?

Yes. It was added on Sep 30, 1988 (Register number 88001661).

Is Park Avenue Bridge a National Historic Landmark?

No. It is on the National Register; Arizona has 35 National Historic Landmarks.

Can you visit Park Avenue Bridge?

Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.

Where can I read the history of Park Avenue Bridge?

In its National Register nomination, the form that put it on the Register: a 21 MB PDF at the National Archives, linked on this page.

Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 75608260 · Wikidata. Map tiles © OpenStreetMap contributors.