Exact federal listing answer
Is Hotel Congress on the National Register?
Yes · NPS status: Listed
Yes. Reference 03000906 is listed.
Yes. The U.S. National Park Service listed-properties dataset through May 22, 2026 identifies Hotel Congress as Listed in the National Register of Historic Places under reference 03000906.
Federal statusListed
National Register reference03000906
Listed dateSeptember 12, 2003
Property categoryBuilding
Published address303-311 E. Congress St.
LocalityTucson, Pima County, Arizona
Significance levelLocal
Published acreage0.9
Exact answer boundaryThis confirms the named federal record only.
It does not prove that another address lies inside this property or district, establish local landmark status, decide preservation review, define a legal boundary, or describe ownership or current condition.
Why the wording is date-boundedThe answer reflects the NPS dataset published through May 22, 2026 and a live NPS GIS Listed-status cross-check made September 20, 2026. NPS notes that spatial points and polygons may need correction and are not legal documents.
Additional published fields
Areas of significance: COMMUNITY PLANNING AND DEVELOPMENT, ARCHITECTURE.
Same locality
Other released Tucson records.
Each linked page answers a separate named federal record.