{"nrhp_refnum":"83002229","name":"Bloomsburg Historic District","other_names":[],"category":"district","location":{"address":"Roughly bounded by Penn, 5th, West, Willow, Millville and Light Sts.","address_restricted":false,"city":"Bloomsburg","county":"Columbia County","state":"PA","lat":41.00521515750006,"lon":-76.46498001589492,"geom_source":"nps_gis"},"listed_date":"1983-09-08","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Industry","Commerce","Transportation","Education","Politics/Government","Architecture"],"significance_levels":["local"],"summary":{"what_it_is":"A historic district of about 700 structures in the town of Bloomsburg, Columbia County, Pennsylvania, on the northern bank of the Susquehanna River. It contains commercial, residential, institutional and religious buildings laid out in a grid pattern centered on Main Street.","why_significant":"The nomination argues that Bloomsburg has been an important industrial, commercial and educational center in the region for well over a century, and that its varied architecture reflects that growth. It cites the town's early transportation links (canal, railroads, river), the iron furnaces of the mid-nineteenth century, and a diversity of styles and building types that the district retains with limited intrusions.","narrative":"Bloomsburg is a town of about 700 structures on the northern bank of the Susquehanna River, laid out on a grid with Main Street as its axis. Its commercial blocks, brick and frame residences, and institutional buildings, including the courthouse and St. Paul's Episcopal Church, show a range of styles from Italianate to Colonial Revival. The town was founded in 1804 by Ludwig Eyer, and it grew after the North Branch of the Pennsylvania Canal was completed in 1831 and iron furnaces opened at Irondale in 1844 and Bloom in 1852. Workers' houses and more elaborate Victorian homes built for local managers survive side by side. The district is regarded as significant for its architecture and its record of industrial and commercial growth. Only about six percent of its buildings are intrusive, and alterations such as aluminum siding are generally reversible.","period_of_significance":"1772-1899","architect_builder":null,"architectural_style":"Italianate, Victorian, Queen Anne, Eclectic Victorian, Colonial Revival","criteria":["A","C"],"status_note":"Most structures are contributing; a few residences on William Street are marked vacant and some mobile homes are slated for demolition.","vacant_flag":null,"machine_generated":true,"model":"claude-haiku-5-5","prompt_version":"v1.1-2026-10-29","generated_at":"2026-10-29 17:11:33.784058-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_PA/83002229.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/83002229/8596b4e24a-800.webp","url_1600":"https://nationalhistoricalregister.com/media/83002229/8596b4e24a-1600.webp","licence":"CC BY-SA 3.0","author":"Mrmcdonnell (talk)","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Bloomsburg_Chamber.jpg\" rel=\"noopener\">Mrmcdonnell (talk)</a>, <a href=\"https://creativecommons.org/licenses/by-sa/3.0\" rel=\"license noopener\">CC BY-SA 3.0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Bloomsburg_Chamber.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71994706","wikipedia":"https://en.wikipedia.org/wiki/Bloomsburg_Historic_District","wikidata":"https://www.wikidata.org/wiki/Q4928374"},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/columbia-county/bloomsburg-historic-district-83002229/"}