{"nrhp_refnum":"14000109","name":"New Helvetia Historic District","other_names":["Alder Grove Community Complex"],"category":"district","location":{"address":"752 Revere St.","address_restricted":false,"city":"Sacramento","county":"Sacramento County","state":"CA","lat":38.56260100000006,"lon":-121.50450274847043,"geom_source":"nps_gis"},"listed_date":"2014-04-04","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Social History","Black","Architecture"],"significance_levels":["local"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":null,"wikidata":null},"indexable":false,"url":"https://nationalhistoricalregister.com/california/sacramento-county/new-helvetia-historic-district-14000109/"}