{"nrhp_refnum":"82004474","name":"Monument Square Historic District","other_names":["Leominster Center"],"category":"district","location":{"address":"Main and Water Sts., and Grove Ave.","address_restricted":false,"city":"Leominster","county":"Worcester County","state":"MA","lat":42.52689850000007,"lon":-71.76008005566405,"geom_source":"nps_gis"},"listed_date":"1982-07-08","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Commerce","Politics/Government","Architecture"],"significance_levels":["local"],"summary":{"what_it_is":"A downtown historic district of about 30 acres and 36 properties at the center of Leominster, Worcester County, Massachusetts, built mostly in the late 19th and early 20th centuries around a small triangular common and Main Street.","why_significant":"The district is described as the commercial and civic center of Leominster since its growth as a manufacturing city. It reflects the town's peak around the turn of the century, when the comb and plastics industries thrived. Its brick and granite buildings in Victorian and revival styles are cited as well preserved examples of that era.","narrative":"Monument Square Historic District covers roughly 30 acres in the middle of downtown Leominster, Massachusetts. It contains 36 properties arranged around a small triangular common, with civic and religious buildings near the common and commercial blocks along Main Street. Nearly all are red brick with granite trim, two to four stories tall. The buildings range from the Greek Revival Balch Place, the oldest in the district, to Victorian Gothic and Italianate churches and shops, the 1878 Gothic Revival railroad depot, and Neoclassical and Renaissance Revival structures such as the public library, municipal building, Richardson Building, and Mary A. Gallagher Junior High School. The Rialto Theater dates from 1923. The district matters as the commercial and civic center of a city whose comb, piano case, and plastics industries peaked around 1900 to 1920. Storefront alterations and some later infill are noted, but the scale, masonry and design remain largely intact.","period_of_significance":"1800-1899 and 1900- (specific dates multiple)","architect_builder":"Hartwell, Richardson and Driver; Frost and Chamberlain; Frank and Wilcox","architectural_style":"Victorian and revival styles (Greek Revival, Italianate, Gothic Revival, Romanesque, Renaissance Revival, Neoclassical)","criteria":[],"status_note":"Civic and religious buildings are described as unaltered and in excellent condition; commercial buildings have applied storefronts, and most buildings keep their original use.","vacant_flag":null,"machine_generated":true,"model":"claude-sonnet-5-5","prompt_version":"v1.0-2026-10-29","generated_at":"2026-10-29 02:11:56.934364-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/opastorage/live/76/7972/63797276/content/electronic-records/rg-079/NPS_MA/82004474.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/82004474/b226da2685-800.webp","url_1600":"https://nationalhistoricalregister.com/media/82004474/b226da2685-1600.webp","licence":"Public domain","author":"Marcbela","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Monument_Square_Leominster.jpg\" rel=\"noopener\">Marcbela</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Monument_Square_Leominster.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/63797276","wikipedia":"https://en.wikipedia.org/wiki/Monument_Square_Historic_District_(Leominster,_Massachusetts)","wikidata":"https://www.wikidata.org/wiki/Q6906851"},"indexable":true,"url":"https://nationalhistoricalregister.com/massachusetts/worcester-county/monument-square-historic-district-82004474/"}