{"nrhp_refnum":"15000682","name":"Offerman, John, House","other_names":["1018 Main St."],"category":"building","location":{"address":"1018 Main St.","address_restricted":false,"city":"Redwood City","county":"San Mateo County","state":"CA","lat":37.483753000000036,"lon":-122.22646099999997,"geom_source":"nps_gis"},"listed_date":"2015-10-05","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture","Exploration/Settlement","Community Planning and Development"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/15000682/21393b0779-800.webp","url_1600":"https://nationalhistoricalregister.com/media/15000682/21393b0779-1600.webp","licence":"CC BY-SA 4.0","author":"ECTran71","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:John_Offerman_House.jpg\" rel=\"noopener\">ECTran71</a>, <a href=\"https://creativecommons.org/licenses/by-sa/4.0\" rel=\"license noopener\">CC BY-SA 4.0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:John_Offerman_House.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":null,"wikidata":"https://www.wikidata.org/wiki/Q133522174"},"indexable":true,"url":"https://nationalhistoricalregister.com/california/san-mateo-county/offerman-john-house-15000682/"}