{
  "address": "2734–2736 20th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/20th-street/2734/",
  "apn": "4079018",
  "block": "4079",
  "lot": "018",
  "eas_baseid": "458826",
  "coordinates": {
    "lat": 37.759359,
    "lng": -122.40873
  },
  "address_range": "2734–2736",
  "street_numbers_on_parcel": [
    "2734",
    "2736"
  ],
  "also_addressed": [
    "725 YORK ST"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 3,
    "stories": 2,
    "rooms": 8,
    "bathrooms": 3,
    "bedrooms": 2,
    "lot_area_sqft": 2576,
    "building_area_sqft": 3168,
    "lot_depth_ft": 92,
    "use": "Multi-Family Residential",
    "property_class": "Flat & Store 4 units or less",
    "construction_type_code": "D",
    "zoning": "RH-2",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0727 0725 YORK                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1874069,
    "assessed_improvement_value": 1014244,
    "last_sale_date": "2019-06-21"
  },
  "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": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202110281322",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-10-28",
      "status_date": "2022-02-03",
      "estimated_cost": 10000,
      "revised_cost": 12000,
      "description": "installation of permanent framing for 1 seasonal fabric sunshade in rear patio. install permanent framing sunshade to be installed annually in rainy season",
      "source": "sf-building-permits"
    },
    {
      "number": "202003056307",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2020-03-05",
      "status_date": "2020-08-11",
      "estimated_cost": 4000,
      "revised_cost": 4000,
      "description": "automatic fire suppressio system installation over existing hood",
      "source": "sf-building-permits"
    },
    {
      "number": "202002053592",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2020-02-05",
      "status_date": "2020-06-09",
      "estimated_cost": 7500,
      "revised_cost": 7500,
      "description": "ref pa# 201908269811; the kitchen exhauset fans, duct and hood will be replaced in kind",
      "source": "sf-building-permits"
    },
    {
      "number": "202001172273",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2020-01-17",
      "status_date": "2026-01-09",
      "description": "ref pa# 201908269811; the kitchen exhauset fans, duct and hood will be replaced in kind",
      "source": "sf-building-permits"
    },
    {
      "number": "201912240663",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-12-24",
      "status_date": "2020-08-24",
      "estimated_cost": 10000,
      "revised_cost": 10000,
      "description": "rev to pa201906254378: structural repairs & modifications of kitchen north wall.",
      "source": "sf-building-permits"
    },
    {
      "number": "201912119275",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-12-11",
      "status_date": "2020-06-09",
      "estimated_cost": 1,
      "revised_cost": 3000,
      "description": "rev to pa# 201911046368; footing structure repairs and shearwall, no other changes, no changes that affect dph",
      "source": "sf-building-permits"
    },
    {
      "number": "201911137102",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-11-13",
      "status_date": "2019-12-02",
      "estimated_cost": 16200,
      "revised_cost": 16200,
      "description": "reroofing.",
      "source": "sf-building-permits"
    },
    {
      "number": "201911066631",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-11-06",
      "status_date": "2020-06-09",
      "estimated_cost": 1,
      "revised_cost": 1000,
      "description": "due to dryrot extg bar had to be replaced. new bar to 160's & max 34\" h to comply with sfbc 11b-226. addition of ada section to bar. no other changes. no changes that affect dph",
      "source": "sf-building-permits"
    },
    {
      "number": "201911046368",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-11-04",
      "status_date": "2020-06-09",
      "estimated_cost": 1,
      "revised_cost": 13000,
      "description": "amendment to previous permits 201908269811, 201908229583, 201906173549, stuctrual for replacement fence, open back room, replace (e) dry rot post with same, no dph changes all approved under sep permit no ele, or plumbing, fence will not exceed 10 feet tall",
      "source": "sf-building-permits"
    },
    {
      "number": "201908269811",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-08-26",
      "status_date": "2020-06-09",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "ref app#201906173549: mechanical to install infrared heaters in patio, lighting, install all new fixtures and circuits in bar, patio and on bldg exterior",
      "source": "sf-building-permits"
    },
    {
      "number": "201908229583",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-08-22",
      "status_date": "2020-06-09",
      "estimated_cost": 1,
      "revised_cost": 18000,
      "description": "revision to pa 201906173549. rebuild bathrooms due to extensive dry rot. (n) slab because of damage from laying (n) plumbing lines. mech and lighting under separate permit",
      "source": "sf-building-permits"
    },
    {
      "number": "201906254378",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-06-25",
      "status_date": "2020-08-10",
      "estimated_cost": 100000,
      "revised_cost": 200000,
      "description": "replace all windows in kind, new skylights, modify tenant walls, new apartment doors, new heating, new lighting and electrical outlets. remove old stairs. remove 2 bathrooms, install 3 new bathrooms. remodel 2 kitchens",
      "source": "sf-building-permits"
    },
    {
      "number": "201906173549",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-06-17",
      "status_date": "2020-05-26",
      "estimated_cost": 150000,
      "revised_cost": 150000,
      "description": "demo new floor, ceiling and accessibility upgrades front door widedned, patio door widened and auto door, expand 1 bathroom to be ada accessible, replace water heater and add space heater, plumbing & electrical under sep permits, 2 new windows",
      "source": "sf-building-permits"
    },
    {
      "number": "201902253686",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-02-25",
      "status_date": "2019-02-26",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "for administrative purpose to document the legal use and occupancy of this bldg as a two story structure containing a ground fl commercial space (bar) with two residential dwelling units on the 2nd fl. this determination is based on a review of city records, assessors records, sanborn map, dbi recor",
      "source": "sf-building-permits"
    },
    {
      "number": "200504049080",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-04-04",
      "status_date": "2005-04-06",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revision to app 200502175760 to clarifiy permit nov 20057558 for wndw replacement in one unit 20th",
      "source": "sf-building-permits"
    },
    {
      "number": "200502175760",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-02-17",
      "status_date": "2005-04-06",
      "estimated_cost": 6288,
      "revised_cost": 6288,
      "description": "replacement of 15 windows, visible from street, at same openings",
      "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=2734",
      "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=4079018&$order=closed_roll_year%20DESC&$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=4079&lot=018",
      "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=4079018",
      "retrieved": "2026-07-31"
    }
  ]
}