{
  "address": "50 Liberty Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/liberty-street/50/",
  "apn": "3608046",
  "block": "3608",
  "lot": "046",
  "eas_baseid": "362332",
  "coordinates": {
    "lat": 37.757881,
    "lng": -122.422301
  },
  "parcel": {
    "year_built": 1900,
    "units": 1,
    "stories": 2,
    "rooms": 11,
    "bathrooms": 4,
    "bedrooms": 4,
    "lot_area_sqft": 2875,
    "building_area_sqft": 2899,
    "basement_area_sqft": 376,
    "lot_depth_ft": 15,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 9,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 0050 LIBERTY             ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 3038237,
    "assessed_improvement_value": 1529196,
    "last_sale_date": "2021-05-12"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A*",
    "ceqa_status_label": "Historic resource",
    "reason": "Article 10 Historic District, National Register Historic District, California Register Historic District, Historic Survey Result",
    "yearbuilt": "1900",
    "in_article_10_11_historic_district": true,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Liberty Hill Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Not listed",
    "article_10_11_status": "Article 10 historic district",
    "local_landmark_protection": true,
    "period_of_significance": "1860s\u20131906",
    "source": "sf-historic-districts"
  },
  "also_in_districts": [
    {
      "name": "Liberty Street Historic District",
      "california_register_status": "Listed",
      "national_register_status": "Listed",
      "article_10_11_status": "No local landmark protection",
      "local_landmark_protection": false,
      "period_of_significance": "1867\u20131911",
      "source": "sf-historic-districts"
    }
  ],
  "permits": [
    {
      "number": "202107154441",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-07-15",
      "status_date": "2022-06-16",
      "estimated_cost": 75000,
      "revised_cost": 75000,
      "description": "1)renovation of extg kitchen and bathrooms and reconfiguring 2 extg bathrooms. 2)adding a bathroom to the ground floor in extg storage space. 3)in kind window replacement. 4)new code complaint handrail/guard rail at extg staircase.",
      "source": "sf-building-permits"
    },
    {
      "number": "M1033647",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-01-31",
      "status_date": "2019-01-31",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M26566",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2004-03-03",
      "status_date": "2004-03-03",
      "revised_cost": 0,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "M25270",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2003-10-20",
      "status_date": "2003-10-20",
      "revised_cost": 0,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "200310086875",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-10-08",
      "status_date": "2004-04-06",
      "estimated_cost": 7000,
      "revised_cost": 7000,
      "description": "garden work in backyard-only placement expensive concrete statues,fountain basins&ornantental walks",
      "source": "sf-building-permits"
    },
    {
      "number": "9716371",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1997-08-25",
      "status_date": "1997-12-25",
      "estimated_cost": 1,
      "description": "renew pa#9609004 & 9700774",
      "source": "sf-building-permits"
    },
    {
      "number": "9700771",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1997-01-14",
      "status_date": "1997-08-25",
      "estimated_cost": 1500,
      "description": "horizontal addition",
      "source": "sf-building-permits"
    },
    {
      "number": "9700774",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1997-01-14",
      "status_date": "1997-08-25",
      "estimated_cost": 1000,
      "description": "add steel frame window & wire glass to wall on property line",
      "source": "sf-building-permits"
    },
    {
      "number": "9609004",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1996-05-23",
      "status_date": "1997-08-06",
      "estimated_cost": 150000,
      "description": "horizontal",
      "source": "sf-building-permits"
    },
    {
      "number": "9024694",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1990-11-30",
      "status_date": "1991-05-14",
      "estimated_cost": 4000,
      "description": "lay bricks over driveway in front",
      "source": "sf-building-permits"
    },
    {
      "number": "8705853",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1987-05-04",
      "status_date": "1987-09-24",
      "estimated_cost": 750,
      "description": "finish work inside replacement of cracked brokern",
      "source": "sf-building-permits"
    },
    {
      "number": "8609377",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1986-08-05",
      "status_date": "1987-05-04",
      "estimated_cost": 1000,
      "description": "2 round, opaque, permanently-closed round windows 30\"",
      "source": "sf-building-permits"
    }
  ],
  "sources": [
    {
      "id": "sf-eas-addresses",
      "name": "SF Enterprise Addressing System via DataSF",
      "query": "https://data.sfgov.org/resource/3mea-di5p.json?street_name=LIBERTY&street_type=ST&address_number=50",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-assessor-roll",
      "name": "SF Office of the Assessor-Recorder via DataSF (2025 secured roll)",
      "query": "https://data.sfgov.org/resource/wv5m-vpq2.json?parcel_number=3608046&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=3608&lot=046",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department \u2014 Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=3608046",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-historic-districts",
      "name": "SF Planning Department \u2014 Historic Districts via DataSF",
      "query": "https://data.sfgov.org/resource/63x5-g3m4.json?$where=intersects(the_geom,%20%27POINT(-122.42230097693121%2037.75788102632668)%27)",
      "retrieved": "2026-07-31"
    },
    {
      "id": "nrhp-83001230",
      "name": "National Register of Historic Places nomination, Liberty Street Historic District (reference number 83001230), National Park Service.",
      "query": "https://npgallery.nps.gov/NRHP/GetAsset/NRHP/83001230_text",
      "label": "National Register of Historic Places nomination, National Park Service",
      "retrieved": "2026-09-15"
    }
  ],
  "historical_record": [
    {
      "date": "1888",
      "kind": "construction",
      "description": "House (now 2 apartments), probably the other of two speculative cottages built by the builder Absalom J. Barnett.",
      "source": "nrhp-83001230"
    }
  ],
  "building": {
    "builder": "Absalom J. Barnett",
    "builder_note": "The nomination states this as probable, not certain.",
    "completed_conflict": "This address is recorded as built 1888; the assessor's roll gives a later year, a placeholder this dataset uses for many undated older buildings rather than a demolition date."
  }
}