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Equitable Building — Photo: Ajbenj at English Wikipedia, Public domain, via Wikimedia Commons · tap to enlarge

National Register of Historic Places

Equitable Building

Also known as Commonwealth Building

On the National Register since 197650 years

International StyleListed 1976Portland

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Many listed buildings are private homes. Please enjoy them from the street.

About

About Equitable Building

Equitable Building, at 421 SW 6th Ave., was added to the National Register of Historic Places on Mar 30, 1976. The Register lists it for its architecture, at the state level. It describes its style as International Style, as it does for 4 other Oregon listings. 58 more Register listings are within a quarter mile.

What it isHistoric building in Portland, Oregon, USA. 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 · 33 MB · National Archives↗

Visit

Make it a walk: 5 landmarks in about 5 minutes

421 SW 6th Ave., Portland · about 0.1 miles on foot, as the crow flies

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Directions Walk the tour in Google Maps

Around it

127 more Register listings within half a mile

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

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Show the other 109

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Powers BuildingCommercial0.3 mi BGilbert BuildingRomanesque Revival0.3 mi BNew Heathman HotelJacobean · Built 19270.3 mi BPortland Public Service BuildingPost-Modern · Built 19820.3 mi BHeathman HotelBuilt 19260.3 mi BRoosevelt HotelCommercial0.3 mi BArlington ClubClassical Revival · Built 19090.3 mi BOdd Fellows BuildingGothic0.3 mi BWheeldon Apartment BuildingLate 19th and 20th Century Revivals: Tudor Revival, Jacobethan · Built 19090.3 mi BWheeldon AnnexBuilding0.3 mi BAuto Rest GarageCommercial · Built 19170.3 mi BCentral Building, Public LibraryGeorgian Style · Built 19130.3 mi BTerminal Sales BuildingModernistic0.3 mi BFirst Presbyterian Church of PortlandHigh Victorian Gothic0.3 mi BTelegram BuildingGeorgian Colonial0.3 mi ★Portland Skidmore/Old Town Historic DistrictItalianate0.3 mi BWhitney and Gray Building and Jake's Famous Crawfish RestaurantCommercial Style · Built 19100.3 mi BCotillion HallRenaissance0.3 mi BHotel Alma (Additional Documentation)Late 19th and Early 20th Century American Movements: Commercial Style0.3 mi BFlatiron BuildingLate 19th and Early 20th Century American Movements0.3 mi BWeinhard Brewery ComplexRomanesque0.3 mi BFirst Regiment Armory AnnexCastellated · Built 18910.3 mi BPacific Coast Biscuit Company BuildingRomanesque Revival0.3 mi BG.G. Gerber BuildingLate 19th and Early 20th Century American Movements · Built 19190.3 mi BDarcelle XVBuilt 19100.3 mi DPortland New Chinatown-Japantown Historic DistrictLate Victorian0.3 mi BU.S. CustomhouseBuilding0.3 mi BOtis Elevator Company BuildingItalian Renaissance0.3 mi BNew Houston HotelLate 19th and Early 20th Century American Movements · Built 19120.3 mi BPortland Buddhist ChurchCommercial0.3 mi BGolden West HotelBuilding0.3 mi BPortland City HallRenaissance Revival · Built 18950.4 mi BUniversity ClubJacobethan Revival0.4 mi BSovereign HotelGeorgian · Built 19230.4 mi BAmbassador ApartmentsBuilt 19220.4 mi BPortland Art MuseumBuilding0.4 mi BFirst Congregational ChurchItalian Gothic0.4 mi BNew Imperial HotelLate 19th and 20th Century American Movements · Built 19090.4 mi BMedical Arts BuildingItalian Renaissance0.4 mi BFirst Unitarian Church of PortlandGeorgian0.4 mi BVilla St. Clara ApartmentsLate 19th and 20th Century Revivals0.4 mi BBrown ApartmentsLate 19th and 20th Century Revivals0.4 mi SPORTLAND (Steam Tug)Site0.4 mi BNeighbors of Woodcraft BuildingModern Movement0.4 mi BHyland, Olive and Ellsworth, ApartmentsBuilding0.4 mi BHotel RamapoChicago Commercial Style0.4 mi BPallay BuildingCommercial Style · Built 19080.4 mi BBallou & Wright Company BuildingBuilding0.4 mi BHarlow BlockBuilding0.4 mi BOregon Cracker Company BuildingRichardsonian Romanesque Revival0.4 mi BU.S. Post OfficeNeo-Classical Revival · Built 19150.4 mi BHoneyman Hardware Company BuildingCommercial Style0.4 mi BSengstake BuildingCommercial Style · Built 19140.4 mi BJefferson SubstationBuilt 19090.5 mi BJeanne Manor Apartment BuildingModernistic0.5 mi BLadd Carriage HouseStick0.5 mi BCumberland ApartmentsJacobethan0.5 mi BVisitors Information CenterModern Movement: International Style0.5 mi BSt. James Lutheran ChurchLate Gothic Revival0.5 mi BHanthorn ApartmentsBuilding0.5 mi StMorrison BridgeBuilt 19580.5 mi BBeth Israel SchoolBuilding0.5 mi BMallory HotelNeo-Classical Revival · Built 19120.5 mi BCommodore HotelArt Deco0.5 mi StBurnside BridgeStructure0.5 mi BMeier and Frank Delivery DepotHalf Modern0.5 mi BNorth Bank Depot BuildingsLate 19th and Early 20th Century American Movements0.5 mi

More like it

International Style style, nearby

Other National Register listings within 25 miles described as International Style.

Sweeney, Straub and Dimm Printing PlantBuilt 1946 · 0.6 mi away

Memorial Coliseum0.9 mi away

Memories of Equitable Building

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Questions about Equitable Building

Is Equitable Building on the National Register of Historic Places?

Yes. It was added on Mar 30, 1976 (Register number 76001584).

Is Equitable Building a National Historic Landmark?

No. It is on the National Register; Oregon has 16 National Historic Landmarks. The nearest is Pioneer Courthouse, 0.2 miles away.

Can you visit Equitable Building?

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 Equitable Building?

In its National Register nomination, the form that put it on the Register: a 33 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 77850408 · Wikidata. Map tiles © OpenStreetMap contributors.