{"nrhp_refnum":"98001370","name":"White, John, House","other_names":["Cook House"],"category":"building","location":{"address":"2151 N. Main St. Extension","address_restricted":false,"city":"Chartiers Township","county":"Washington County","state":"PA","lat":40.207820551000054,"lon":-80.25686003699997,"geom_source":"nps_gis"},"listed_date":"1998-11-12","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture"],"significance_levels":["local"],"summary":{"what_it_is":"A two-story, three-bay, square-plan sandstone farmhouse with a two-bay brick addition, located on an extension of North Main Street in Chartiers Township, Washington County, Pennsylvania, less than a mile from the city of Washington. It was built in 1806 and the brick wing was added in 1860.","why_significant":"The house is argued to be a substantial early Washington County stone farmhouse in the Federal style, with subtle facade masonry such as keystone-shaped ashlar courses and balanced symmetry. It is described as a rare example of stone construction in the central part of the county and as a representative of the rising middle class of millers in the region. The 1860 brick addition is also part of its significance.","narrative":"Built in 1806 as a stone farmhouse near Chartiers Creek in Chartiers Township, the John White House is a two-story, three-bay, square-plan sandstone building with ashlar facade masonry, jack arches, and keystone-shaped block courses. A two-bay brick wing was added in 1860. The White family, a line of three generations of millers named John White, owned the farm from 1789, and the mill on the property was among the early grist mills in the county. The house is regarded as an example of the Federal style in rural Washington County, where stone houses were built mainly by millers and other prominent residents. Its stone construction is rare in the central part of the county, and its facade detailing shows more care than typical rural work of the period. The Washington County Fair Board later acquired the surrounding land, and the house served as its office, with restoration beginning in 1993.","period_of_significance":"1806-1860","architect_builder":null,"architectural_style":"Federal","criteria":["C"],"status_note":"Restored in 1993 after the fair board's endowment-funded project; the document describes a sagging brick wall rebuilt and a new wood shingle roof.","vacant_flag":null,"machine_generated":true,"model":"claude-haiku-5-5","prompt_version":"v1.1-2026-10-29","generated_at":"2026-10-29 17:11:37.807911-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_PA/98001370.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/98001370/4525f1b41d-800.webp","url_1600":"https://nationalhistoricalregister.com/media/98001370/4525f1b41d-1600.webp","licence":"CC BY-SA 3.0","author":"Generic1139","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:John_White_House.jpg\" rel=\"noopener\">Generic1139</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:John_White_House.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71995005","wikipedia":"https://en.wikipedia.org/wiki/John_White_House_(Chartiers_Township,_Pennsylvania)","wikidata":"https://www.wikidata.org/wiki/Q6263818"},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/washington-county/white-john-house-98001370/"}