{"nrhp_refnum":"96000713","name":"Bridgewater Historic District","other_names":["Sharon","W. Bridgewater","See Also:William Dunlap Mansion"],"category":"district","location":{"address":"Roughly bounded by Bridge St., Mulberry St., Fulton St., Cherry Alley, Elm St., and Beaver River","address_restricted":false,"city":"Bridgewater","county":"Beaver County","state":"PA","lat":40.703386280000046,"lon":-80.29511480612712,"geom_source":"nps_gis"},"listed_date":"1996-06-28","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Transportation","Architecture","Commerce"],"significance_levels":["local"],"summary":{"what_it_is":"Bridgewater Historic District is a grouping of commercial and residential buildings in Bridgewater Borough, Beaver County, Pennsylvania, at the confluence of the Beaver and Ohio Rivers. It contains 136 buildings and two structures, including the steel truss Bridgewater Bridge and a mid-nineteenth century canal lock.","why_significant":"The nomination argues the district is significant for its succession of transportation systems, including the rivers, the Erie Extension Canal and the Beaver River bridge, which drove the borough's economic and physical development. It also argues the district has architectural value through its collection of Greek Revival and Queen Anne buildings dating from 1818 to 1933.","narrative":"Bridgewater is a river borough of roughly two or three blocks wide, laid out in 1818 on a narrow flat site between the Beaver River and a bluff at the confluence with the Ohio. Its historic district holds 97 contributing buildings and the Bridgewater Bridge, which opened in 1933, along with a canal lock and submerged dam. The district developed as a transfer point where canal boats and river steamboats exchanged cargo after the Beaver Division of the Erie Extension Canal reached the Ohio in 1834. Bridge Street, lined with brick commercial buildings from the Greek Revival and Italianate periods, became the main business street. Market Street holds mostly two-story wood-frame houses built between the 1890s and 1920s, including Queen Anne and Craftsman examples. The William Dunlap Mansion and the Davidson House, both built around 1840, are the most prominent Greek Revival houses in the district.","period_of_significance":"1818-1933","architect_builder":null,"architectural_style":"Greek Revival; Italianate; Queen Anne; Colonial Revival; Craftsman","criteria":["A","C"],"status_note":null,"vacant_flag":null,"machine_generated":true,"model":"claude-haiku-5-5","prompt_version":"v1.1-2026-10-29","generated_at":"2026-10-29 17:11:37.107441-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_PA/96000713.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/96000713/c46c98fc16-800.webp","url_1600":"https://nationalhistoricalregister.com/media/96000713/c46c98fc16-1600.webp","licence":"Public domain","author":"Nyttend","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Bridge_Street,_Bridgewater,_Pennsylvania.jpg\" rel=\"noopener\">Nyttend</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Bridge_Street,_Bridgewater,_Pennsylvania.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71994751","wikipedia":"https://en.wikipedia.org/wiki/Bridgewater_Historic_District_(Bridgewater,_Pennsylvania)","wikidata":"https://www.wikidata.org/wiki/Q4966845"},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/beaver-county/bridgewater-historic-district-96000713/"}