{
  "address": "2827–2829 20th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/20th-street/2827/",
  "apn": "4087040",
  "block": "4087",
  "lot": "040",
  "eas_baseid": "368380",
  "coordinates": {
    "lat": 37.759066,
    "lng": -122.409283
  },
  "address_range": "2827–2829",
  "street_numbers_on_parcel": [
    "2827",
    "2829"
  ],
  "parcel": {
    "year_built": 1913,
    "units": 2,
    "stories": 2,
    "rooms": 9,
    "bathrooms": 3,
    "bedrooms": 4,
    "lot_area_sqft": 1328,
    "building_area_sqft": 2292,
    "basement_area_sqft": 300,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "2829 2827 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1216111,
    "assessed_improvement_value": 521190,
    "last_sale_date": "2020-11-03"
  },
  "historic_status": {
    "ceqa_status_code": "C",
    "ceqa_status_code_article_10_11": "C",
    "ceqa_status_label": "Not a historical resource",
    "reason": "Historic Survey Result",
    "yearbuilt": "1913",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202508294231",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-08-29",
      "status_date": "2025-09-17",
      "estimated_cost": 7500,
      "revised_cost": 7500,
      "description": "re-roofing with hot works.",
      "source": "sf-building-permits"
    },
    {
      "number": "202104088162",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2021-04-08",
      "status_date": "2021-04-08",
      "estimated_cost": 11000,
      "revised_cost": 11000,
      "description": "bathroom remodel in kind.",
      "source": "sf-building-permits"
    },
    {
      "number": "201508124101",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2015-08-12",
      "status_date": "2015-08-12",
      "estimated_cost": 14440,
      "revised_cost": 14440,
      "description": "(2) retrofit vinyl replace windows, not visable, u factor less than 0.32, no size change. 11 square vinyl siding on rear, not visable. n/a ordinance #155-13",
      "source": "sf-building-permits"
    },
    {
      "number": "201007217085",
      "type": "additions alterations or repairs",
      "status": "filed",
      "filed": "2010-07-21",
      "status_date": "2010-07-21",
      "estimated_cost": 20000,
      "description": "rebuild (e) wood stair in disrepair will rebuild in exact same layout, using trex for landings & treads, cable rail for railings.",
      "source": "sf-building-permits"
    },
    {
      "number": "9908366",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1999-04-29",
      "status_date": "2000-06-28",
      "estimated_cost": 500,
      "revised_cost": 500,
      "description": "perform work to comply with n.o.v. 199817084",
      "source": "sf-building-permits"
    },
    {
      "number": "9901979",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "1999-02-01",
      "status_date": "1999-08-30",
      "estimated_cost": 9000,
      "revised_cost": 15000,
      "description": "correct violation 9817084",
      "source": "sf-building-permits"
    },
    {
      "number": "9900400",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-01-07",
      "status_date": "1999-05-07",
      "estimated_cost": 1300,
      "description": "repair rear stairs",
      "source": "sf-building-permits"
    },
    {
      "number": "8815706",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1988-10-20",
      "status_date": "1989-01-12",
      "estimated_cost": 4995,
      "description": "vinyl siding to back.",
      "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=20TH&street_type=ST&address_number=2827",
      "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=4087040&$order=closed_roll_year%20DESC&$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=4087&lot=040",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=4087040",
      "retrieved": "2026-07-31"
    }
  ]
}