{"id":3691,"slug":"jefferson-patterson-park-and-museum-st-leonard-maryland","story":[{"heading":null,"paragraphs":["Jefferson Patterson Park is the archaeology museum — the 570 acres on the Patuxent, the seventy sites that span 9,000 years. The donation was Mrs. Patterson's — the 1983 gift in her husband's memory, the model farm that became the state's preserve. The battle was the 1814 — the largest naval engagement of the war on the creek, the British blockade on the trail.","The sites are the layers — the King's Reach plantation from 1690, Sukeek's Cabin for the freed tenants, the Woodland village reconstructed. The MAC Lab is the collection — the ten million artifacts, the conservation that serves the whole state. Jefferson Patterson is the time depth — the farm that kept the 9,000 years, the archaeology that's the museum.","The file keeps the park: the 1983 donation, the seventy sites, the 1812 battle, and the MAC Lab.","Jefferson Patterson is the archive's Calvert file — the museum of the land's layers."]},{"heading":"Why this file matters","paragraphs":["Jefferson Patterson is the archive's Calvert file — the park of 9,000 years.","A park keeps its layers — the file's suggestion being that Patterson's hold is the depth: the plantation under the farm, the tenant cabins under the field, and the artifacts that the lab preserves."]}],"name":"Jefferson Patterson Park and Museum","aliases":[],"type":"HISTORIC_SITE","type_label":"Historic Site","cats":["DARK_HISTORY","UNDERGROUND_RAILROAD_HISTORY","AFRICAN_AMERICAN_HISTORY","HISTORIC_SITE","MUSEUM","UNDERGROUND_RAILROAD","ARCHAEOLOGICAL"],"groups":["dark-history","historic-sites"],"desc":"The park—where the Patuxent’s history is preserved.","full_desc":"A historic site in St. Leonard, Maryland, an NPS Network to Freedom, Jefferson Patterson Park and Museum is filed here for what the record attaches to it. The park—where the Patuxent’s history is preserved. It sits in the archive under Underground Railroad history, the Underground Railroad and African American history. The dossier holds 3 documented facts — a documented spine with no haunting reports attached. The site is open to visitors.","address":null,"city":"St. Leonard","county":null,"state":"Maryland","postal":null,"region":"South","lat":38.467369,"lon":-76.49863,"coord_kind":"CITY","status":"ACTIVE","access":"PUBLIC","access_notes":null,"ownership":null,"website":null,"phone":null,"year_built":null,"year_opened":null,"year_closed":null,"year_demolished":null,"designation":"NPS Network to Freedom","current_use":"Historic site","research_notes":"UGRR enrichment wave 1; VERIFY task auto-queued.","stage":"SOURCE_RESEARCH","quality":{"level":"MEDIUM","score":67.9,"dims":{"location_confidence":0.75,"identity_confidence":0.85,"historical_confidence":0.8,"source_quality":1,"paranormal_claim_provenance":null,"coordinate_confidence":0,"current_access_confidence":0.7,"freshness":0.65}},"claims":[],"history":[{"description":"NPS includes this site in the National Underground Railroad Network to Freedom. Jefferson Patterson Park and Museum's past is on record — the entry belongs to the verified layer the museum itself interprets. This belongs to the verified spine of the entry, the layer everything else is measured against. The record appears in 'Public NPS Network to Freedom listings, row 2, ID 01GA01'. Documented ground is what separates this file from pure legend — this is part of it.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"Public NPS Network to Freedom listings, row 2, ID 01GA01","url":"https://www.nps.gov/common/uploads/sortable_dataset/undergroundrailroad/F0E29766-00A1-12E5-C3D062151C3F7E26/nri-NTFListings6426NOPIItable.csv?t=1784017173223","publisher":"National Park Service","type":"GOVERNMENT","authority":1}},{"description":"Jefferson Patterson Park and Museum is documented on the National Park Service Network to Freedom for its role in the Underground Railroad. The site's documented history is the record the rest of the file stands on. The record holds it as fact — documented, not retold. The detail is preserved in 'NPS Network to Freedom listing'. The date is part of the site's documented spine.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"NPS Network to Freedom listing","url":"https://www.nps.gov/subjects/ugrr/index.htm","publisher":"National Park Service","type":"GOVERNMENT","authority":1}},{"description":"The park is documented. The site's documented history is the record the rest of the file stands on. It's verified history: the dossier's load-bearing detail. The detail is preserved in 'NPS Network to Freedom listing'. It's the sort of fact that gives the haunting reports their context. The claim holds its place in the ledger.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"NPS Network to Freedom listing","url":"https://www.nps.gov/subjects/ugrr/index.htm","publisher":"National Park Service","type":"GOVERNMENT","authority":1}}],"legends":[],"entities":[],"events":[],"investigations":[],"encounters":[],"media":[],"persons":[],"visitor":{"tour_availability":"Verify before visiting","notes":"Historic site; verify hours and access with the managing agency before visiting; check nps.gov for current hours and alerts.","last_verified_at":"2026-09-18 11:32:55","source":{"name":"HauntHunt generic access guidance","url":"https://haunthunt.com/about#access-guidance","publisher":"HauntHunt editorial","type":"DIRECTORY","authority":2}},"sources":[{"name":"Public NPS Network to Freedom listings, row 2, ID 01GA01","url":"https://www.nps.gov/common/uploads/sortable_dataset/undergroundrailroad/F0E29766-00A1-12E5-C3D062151C3F7E26/nri-NTFListings6426NOPIItable.csv?t=1784017173223","publisher":"National Park Service","type":"GOVERNMENT","authority":1},{"name":"NPS Network to Freedom listing","url":"https://www.nps.gov/subjects/ugrr/index.htm","publisher":"National Park Service","type":"GOVERNMENT","authority":1},{"name":"Underground Railroad","url":"https://en.wikipedia.org/wiki/Underground_Railroad","publisher":"Wikipedia","type":"ENCYCLOPEDIA","authority":4}],"conflicts":[],"wiki":null,"counts":{"claims":0,"history":3,"legends":0,"entities":0,"sources":3}}