{
  "address": "3783 20th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/20th-street/3783/",
  "apn": "3607060",
  "block": "3607",
  "lot": "060",
  "eas_baseid": "362280",
  "coordinates": {
    "lat": 37.758027,
    "lng": -122.425215
  },
  "parcel": {
    "year_built": 1924,
    "units": 20,
    "stories": 3,
    "rooms": 41,
    "bathrooms": 20,
    "lot_area_sqft": 7923,
    "building_area_sqft": 11381,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 15 Units or more",
    "construction_type_code": "D",
    "zoning": "RH-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 3783 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 2140318,
    "assessed_improvement_value": 1681607,
    "last_sale_date": "2012-05-03"
  },
  "historic_status": {
    "ceqa_status_code": "B",
    "ceqa_status_code_article_10_11": "B",
    "ceqa_status_label": "Unevaluated",
    "reason": "No evaluation and 45 years or older",
    "yearbuilt": "1924",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202306129902",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2023-06-12",
      "status_date": "2023-06-26",
      "estimated_cost": 13400,
      "revised_cost": 13400,
      "description": "termite report #21363, repair back porch & steps, termite & fungus, less than 50%. complaint #202307319, 604 affidavit",
      "source": "sf-building-permits"
    },
    {
      "number": "202201266644",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-01-26",
      "status_date": "2023-06-27",
      "estimated_cost": 33000,
      "revised_cost": 33000,
      "description": "upgrade the extg fire alarm system to meet current codes 2019 cbc/cfc and nfpa 72-2016 by installing new wireless low frequency sounders in all sleeping areas.",
      "source": "sf-building-permits"
    },
    {
      "number": "201909181971",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-09-18",
      "status_date": "2019-10-28",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "upgrade (e) w/d in kitchen. no wall framing modification. no struct work",
      "source": "sf-building-permits"
    },
    {
      "number": "201902011929",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-02-01",
      "status_date": "2019-02-01",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "work in one unit: existing kitchen and bathroom remodel, no new wall and no existing wall relocation. new gyp. board shall be 5/8\" type x. new lighting shall comply with cec 150.0(k)3 & 150.0(k)5 resp.",
      "source": "sf-building-permits"
    },
    {
      "number": "201901301614",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-01-30",
      "status_date": "2019-06-25",
      "estimated_cost": 15000,
      "revised_cost": 15000,
      "description": "one unit - convert (e) kitchen & bath to bedroom. relocate kitchen and bathroom. install washer/dryer rev. pa#201902011929. maher n/a.",
      "source": "sf-building-permits"
    },
    {
      "number": "M916387",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2018-04-23",
      "status_date": "2018-04-23",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201803073102",
      "type": "additions alterations or repairs",
      "status": "withdrawn",
      "filed": "2018-03-07",
      "status_date": "2019-01-16",
      "estimated_cost": 150000,
      "revised_cost": 150000,
      "description": "two adu's to be added to ground fl within existing bld envelope per ordinance 162-16",
      "source": "sf-building-permits"
    },
    {
      "number": "201604064065",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-04-06",
      "status_date": "2016-08-10",
      "estimated_cost": 30000,
      "revised_cost": 37000,
      "description": "one unit - remodel existing bathroom & existing kitchen, convert existing living room to bedroom. add washer/dryer. n/a maher ordinance",
      "source": "sf-building-permits"
    },
    {
      "number": "201505206770",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2015-05-20",
      "status_date": "2015-06-08",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "one unit: revise previous permit 201503060157; add ceiling beam and revise layout of a0.4; maher n/a",
      "source": "sf-building-permits"
    },
    {
      "number": "201503060157",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2015-03-06",
      "status_date": "2015-04-06",
      "estimated_cost": 8000,
      "revised_cost": 87000,
      "description": "one unit: renovation of existing one bedroom apartment of existing building. work include relocation and remodel of existing kitchen and bathroom, and addition of one bedroom. all renovation not to exceed existing envelope. add a washer and dryer per plan. maher n/a.",
      "source": "sf-building-permits"
    },
    {
      "number": "201309106400",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2013-09-10",
      "status_date": "2013-09-18",
      "estimated_cost": 1500,
      "revised_cost": 1500,
      "description": "work @ unit# 6only. rev. to pa# 2013/05/03/6075. change location of (e) bedroom's entry, convert (e) kitchen into bedroom, convert (e) new bedroom into kitchen, add closet in new bedroom,",
      "source": "sf-building-permits"
    },
    {
      "number": "201305036075",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2013-05-03",
      "status_date": "2013-08-22",
      "estimated_cost": 22000,
      "revised_cost": 59226,
      "description": "one unit-remove 2 walls to open area, bathroom remodel like for like. relocate kitchen sink & remodel kitchen. install washer/dryer. re-finish hardwood floors & paint",
      "source": "sf-building-permits"
    },
    {
      "number": "201209240488",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-09-24",
      "status_date": "2012-12-04",
      "estimated_cost": 3000,
      "revised_cost": 3000,
      "description": "dryrot repair (e) roof deck for the top unit. replace rotted wood members with pt wood or red wood, same size. to comply with nov#201261541 dated 9/11/12.",
      "source": "sf-building-permits"
    },
    {
      "number": "M337547",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2012-07-24",
      "status_date": "2012-07-24",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201207235526",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-07-23",
      "status_date": "2012-12-04",
      "estimated_cost": 69000,
      "revised_cost": 69000,
      "description": "stee attached termite report # 12372, items #1 thru #13 less than 50% on stairs 12\" max on foundation cap repair # 4.",
      "source": "sf-building-permits"
    },
    {
      "number": "201003158239",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2010-03-15",
      "status_date": "2013-02-01",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "one unit:kitchen and bath remodeling:painting:updage electrical and plumbing. no removing walls and changing windows. bring lights to met title 24 code. sensor switch for bathroom light. comply with cec 150. windows same for same.",
      "source": "sf-building-permits"
    },
    {
      "number": "200812118290",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2008-12-11",
      "status_date": "2013-02-01",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "work @ one unit only. replace kitchen cabinet counter or top with new granite counter. new sink, new floor, tile over the linolieum floor.",
      "source": "sf-building-permits"
    },
    {
      "number": "M117511",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2008-04-25",
      "status_date": "2008-04-25",
      "revised_cost": 1,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "200804230427",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-04-23",
      "status_date": "2008-08-26",
      "estimated_cost": 25100,
      "revised_cost": 25100,
      "description": "one unit. kitchen & bath remodel no structural , cabinets, couter tile, fluorescent light.",
      "source": "sf-building-permits"
    },
    {
      "number": "200712120335",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2007-12-12",
      "status_date": "2008-07-29",
      "estimated_cost": 15000,
      "revised_cost": 15000,
      "description": "one unit. remodel kitchen & bathroom.no structural work.",
      "source": "sf-building-permits"
    },
    {
      "number": "200507117321",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-07-11",
      "status_date": "2005-12-08",
      "estimated_cost": 8000,
      "revised_cost": 8000,
      "description": "repair existing stairs as a drawing and revision to respond to complaint 20055714, app 200502014513",
      "source": "sf-building-permits"
    },
    {
      "number": "200502014513",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-02-01",
      "status_date": "2005-12-08",
      "estimated_cost": 12000,
      "revised_cost": 12000,
      "description": "repairs stairs at posts & stringer. (20 percent of the stair) & overlay at roof small area repair c",
      "source": "sf-building-permits"
    },
    {
      "number": "9419812",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1994-12-01",
      "status_date": "1995-07-06",
      "estimated_cost": 500,
      "revised_cost": 6000,
      "description": "comply with order of abatement",
      "source": "sf-building-permits"
    },
    {
      "number": "9419156",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1994-11-21",
      "status_date": "1995-07-07",
      "estimated_cost": 7000,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "8300231",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1983-01-11",
      "status_date": "1986-03-04",
      "estimated_cost": 4050,
      "description": "to bring building into full compliance with the provisions",
      "source": "sf-building-permits"
    },
    {
      "number": "8207344",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "1982-09-03",
      "status_date": "1983-11-18",
      "estimated_cost": 500,
      "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=3783",
      "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=3607060&$order=closed_roll_year%20DESC&$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=3607&lot=060",
      "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=3607060",
      "retrieved": "2026-07-31"
    }
  ]
}