{
  "address": "3339–3345 20th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/20th-street/3339/",
  "apn": "3611059",
  "block": "3611",
  "lot": "059",
  "eas_baseid": "362561",
  "coordinates": {
    "lat": 37.758628,
    "lng": -122.415508
  },
  "address_range": "3339–3345",
  "street_numbers_on_parcel": [
    "3339",
    "3341",
    "3343",
    "3345"
  ],
  "parcel": {
    "year_built": 1885,
    "units": 4,
    "stories": 2,
    "rooms": 20,
    "bathrooms": 4,
    "lot_area_sqft": 3325,
    "building_area_sqft": 4426,
    "lot_depth_ft": 95,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 4 units or less",
    "construction_type_code": "D",
    "zoning": "NC-2",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "3345 3339 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 775720,
    "assessed_improvement_value": 663471,
    "last_sale_date": "2003-12-11"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "National Register Historic District, California Register Historic District, Historic Survey Result",
    "yearbuilt": "1885",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Shotwell Street Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Eligible (not listed)",
    "article_10_11_status": "No local landmark protection",
    "local_landmark_protection": false,
    "period_of_significance": "1865–1905",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202406144577",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2024-06-14",
      "status_date": "2024-07-10",
      "estimated_cost": 2000,
      "revised_cost": 30000,
      "description": "replace failing and cracked plaster at one unit. replace w/ 5/8\" gyp bd. type x throughout (lower unit on the right side). to comply w/ complaints no. 202423941. no kitchen and bath remodel",
      "source": "sf-building-permits"
    },
    {
      "number": "M371070",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2013-02-12",
      "status_date": "2013-02-12",
      "revised_cost": 1,
      "description": "street space & sidewalk",
      "source": "sf-building-permits"
    },
    {
      "number": "201204138266",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-04-13",
      "status_date": "2012-07-18",
      "estimated_cost": 8500,
      "revised_cost": 8500,
      "description": "install 15 fire sprinklers as per drawings in garage area only. per application 2011-0217-0485",
      "source": "sf-building-permits"
    },
    {
      "number": "201102170485",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "2011-02-17",
      "status_date": "2012-11-02",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "comply w/his nov 200848112 dated 3-14-08: renovate existing storage @ gnd level to a new 2 car garage w/new garage door, new driveway & curb cut @ sidewalk. remove & relocate or replant new street tree. add conc steps @garage door. add concrete steps next to garage door. ab-020 used thru garage",
      "source": "sf-building-permits"
    },
    {
      "number": "M232191",
      "type": "otc alterations permit",
      "status": "reinstated",
      "filed": "2010-12-08",
      "status_date": "2011-03-01",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201009291908",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-09-29",
      "status_date": "2012-03-28",
      "estimated_cost": 14500,
      "revised_cost": 23000,
      "description": "work on #3339 only - remodel one kitchen & two baths, one full bath & one half bath. non structural, no door, no window and no door work on this permit.",
      "source": "sf-building-permits"
    },
    {
      "number": "201007297707",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-07-29",
      "status_date": "2012-07-02",
      "estimated_cost": 100000,
      "revised_cost": 120000,
      "description": "lower existing ground level approx 2'-4\" to create enough headroom. replace existing brick footing with new concrete fooitng & remove (e) wood posts & reinforced with new steel beams & posts & seismic upgrade @ ground level only. underground plumbing will be performed & elect work will be performed.",
      "source": "sf-building-permits"
    },
    {
      "number": "201006255372",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-06-25",
      "status_date": "2012-07-02",
      "estimated_cost": 6500,
      "revised_cost": 6500,
      "description": "temporary shoring",
      "source": "sf-building-permits"
    },
    {
      "number": "201001044095",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2010-01-04",
      "status_date": "2010-01-04",
      "estimated_cost": 7500,
      "revised_cost": 7500,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "9925006",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-11-24",
      "status_date": "2000-03-24",
      "estimated_cost": 1,
      "description": "renew permit 9909336",
      "source": "sf-building-permits"
    },
    {
      "number": "9909336",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-05-12",
      "status_date": "2000-01-11",
      "estimated_cost": 3000,
      "description": "replace stairs - like in kind",
      "source": "sf-building-permits"
    },
    {
      "number": "9809446",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1998-05-26",
      "status_date": "1999-03-03",
      "estimated_cost": 1000,
      "description": "repair stairs additional work to app #9707674",
      "source": "sf-building-permits"
    },
    {
      "number": "9707674",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1997-04-29",
      "status_date": "1999-03-03",
      "estimated_cost": 3000,
      "description": "replace existing deck footings",
      "source": "sf-building-permits"
    },
    {
      "number": "9311234",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1993-07-07",
      "status_date": "1993-12-03",
      "estimated_cost": 1000,
      "description": "dismantel 1 partition n/b wall in basemt const 2 n/2x4 walls",
      "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=3339",
      "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=3611059&$order=closed_roll_year%20DESC&$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=3611&lot=059",
      "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=3611059",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-historic-districts",
      "name": "SF Planning Department — Historic Districts via DataSF",
      "query": "https://data.sfgov.org/resource/63x5-g3m4.json?$where=intersects(the_geom,%20%27POINT(-122.41550818419363%2037.75862763437766)%27)",
      "retrieved": "2026-07-31"
    }
  ]
}