{"nrhp_refnum":"70000429","name":"Ilium Building","other_names":[],"category":"building","location":{"address":"NE corner of Fulton and 4th Sts.","address_restricted":false,"city":"Troy","county":"Rensselaer County","state":"NY","lat":42.73258753400006,"lon":-73.68836226399998,"geom_source":"nps_gis"},"listed_date":"1970-12-18","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Commerce","Architecture"],"significance_levels":["state"],"summary":{"what_it_is":"A five-story commercial building of buff-colored brick at the northeast corner of Fulton and Fourth Streets in downtown Troy, Rensselaer County, New York, constructed in 1904 by the Ilium Realty Company.","why_significant":"The nomination cites its fine architectural detailing and large size, its design by the important Troy firm M.F. Cummings & Son, and its role as a landmark on an important corner of the business district. It is also one of several buildings erected in a downtown building boom in the first decade of the twentieth century. Its exterior has been preserved in original form.","narrative":"Rising five stories at the northeast corner of Fulton and Fourth Streets, the Ilium Building is a large commercial block in downtown Troy, New York. The Ilium Realty Company built it in 1904 to designs by M.F. Cummings & Son, a Troy architectural firm described as important. The walls are buff-colored brick with stone and terra cotta trim, and the rectangular plan has a curved southwest corner. Seven bays face Fulton Street and four face Fourth Street. Arched stone entrances open on Fulton Street and at the curved corner, and a flat roof is topped by a stone cornice. It was listed for its architecture and its place in local commerce. Its fine detailing and size make it a landmark in the business district. It belongs to a group with the Boardman, Frear and National State Bank Buildings, all raised during a downtown building boom in the early 1900s. Only the first-floor storefronts have been altered.","period_of_significance":"20th Century (built 1904)","architect_builder":"M.F. Cummings & Son (architects); Ilium Realty Company (builder/developer)","architectural_style":null,"criteria":[],"status_note":"Listed in good condition, occupied, and unaltered except for the first-floor storefronts; in commercial use.","vacant_flag":false,"machine_generated":true,"model":"claude-sonnet-5-5","prompt_version":"v1.0-2026-10-29","generated_at":"2026-10-29 02:50:38.914799-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_NY/70000429.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/70000429/d2550f3435-800.webp","url_1600":"https://nationalhistoricalregister.com/media/70000429/d2550f3435-1600.webp","licence":"CC BY-SA 3.0","author":"Daniel Case","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Ilium_Building,_Troy,_NY.jpg\" rel=\"noopener\">Daniel Case</a>, <a href=\"http://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:Ilium_Building,_Troy,_NY.jpg"},"district":{"nrhp_refnum":"86001527","name":"Central Troy Historic District","url":"https://nationalhistoricalregister.com/districts/new-york/central-troy-historic-district-86001527/"},"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/75321242","wikipedia":"https://en.wikipedia.org/wiki/Ilium_Building","wikidata":"https://www.wikidata.org/wiki/Q14706520"},"indexable":true,"url":"https://nationalhistoricalregister.com/new-york/rensselaer-county/ilium-building-70000429/"}