Exact federal listing answer
Is Chelsea Square Historic District on the National Register?
Yes · NPS status: Listed
Yes. Reference 09000144 is listed.
Yes. The U.S. National Park Service listed-properties dataset through May 22, 2026 identifies Chelsea Square Historic District as Listed in the National Register of Historic Places under reference 09000144.
Federal statusListed
National Register reference09000144
Listed dateApril 8, 1982
Property categoryDistrict
Published addressRoughly area around Broadway, Medford. Tremont, Park, Cross and Winnisimmet Sts.
LocalityChelsea, Suffolk County, Massachusetts
Significance levelLocal
Published acreage0
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: ARCHITECTURE, COMMERCE, PERFORMING ARTS.
Other published names: Broay Square, Winnisimmet Square.
Same locality
Other released Chelsea records.
Each linked page answers a separate named federal record.