{"nrhp_refnum":"94000198","name":"Cold Spring Harbor Laboratory Historic District","other_names":[],"category":"district","location":{"address":"Jct. of NY 25A and Bungtown Rd.","address_restricted":false,"city":"Laurel Hollow","county":"Nassau County","state":"NY","lat":40.86280280300005,"lon":-73.46707438678136,"geom_source":"nps_gis"},"listed_date":"1994-03-30","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Science","Conservation","Architecture"],"significance_levels":["national"],"summary":{"what_it_is":"A roughly 100-acre historic district of scientific research facilities on the western shore of Cold Spring Harbor in Laurel Hollow, Nassau County, New York, combining a fish hatchery (founded c1880) and two early biological and genetic laboratories founded in 1890 and 1904.","why_significant":"The district is argued to be nationally significant as the site of two of North America's earliest independent biological and genetic research laboratories and a fish hatchery, whose histories are intertwined. Work there advanced Mendelian genetics, including hybrid vigor and corn breeding research. Its buildings, many adapted and reused over time, also illustrate Long Island domestic architecture and later work by architect Charles Moore.","narrative":"Cold Spring Harbor Laboratory occupies a long, narrow strip of land along the western shore of Cold Spring Harbor on Long Island's north shore, about fifty miles east of Manhattan. The district brings together three linked institutions: a fish hatchery begun around 1880, the Biological Laboratory founded in 1890, and the Carnegie Institution's Station for Experimental Evolution founded in 1904. The site was earlier used for manufacturing and whaling, and early science took place in adapted industrial and residential buildings. Researchers here contributed to the study of Mendelian inheritance, including George Shull's work on corn and the concept of hybrid vigor, which shaped modern agricultural breeding. The campus has no formal master plan; its buildings, many in a small-scale Long Island domestic style, were repeatedly altered as science changed. The district holds 31 contributing buildings and 2 contributing structures, with later postmodern buildings by Charles Moore counted as non-contributing because of their age.","period_of_significance":"1880-1953","architect_builder":"Charles Moore (Charles Moore and Associates; Moore Grover Harper, PC; Centerbrook Architects and Planners) designed most post-1962 non-contributing buildings","architectural_style":"Early Republic; Late Victorian; Late 19th and Early 20th Century Revivals; Modern; Postmodern","criteria":[],"status_note":"Continues in use as a research facility; the campus has changed repeatedly over time, and later buildings from 1962 to 1992 are counted as non-contributing.","vacant_flag":false,"machine_generated":true,"model":"claude-sonnet-5-5","prompt_version":"v1.0-2026-10-29","generated_at":"2026-10-29 02:51:51.591692-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_NY/94000198.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/94000198/23847d0982-800.webp","url_1600":"https://nationalhistoricalregister.com/media/94000198/23847d0982-1600.webp","licence":"CC BY-SA 3.0","author":"Joe Mabel (on Flickr as Joe Mabel from Seattle, US)","credit_html":"Joe Mabel (on Flickr as Joe Mabel from Seattle, US), CC BY-SA 3.0, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Cold_Spring_Harbor_04_(9356759182).jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/75319081","wikipedia":"https://en.wikipedia.org/wiki/Cold_Spring_Harbor_Laboratory","wikidata":"https://www.wikidata.org/wiki/Q609768"},"indexable":true,"url":"https://nationalhistoricalregister.com/new-york/nassau-county/cold-spring-harbor-laboratory-historic-district-94000198/"}