{
  "address": "3782 21st Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/21st-street/3782/",
  "apn": "3604026",
  "block": "3604",
  "lot": "026",
  "eas_baseid": "362026",
  "coordinates": {
    "lat": 37.756381,
    "lng": -122.431914
  },
  "parcel": {
    "year_built": 1907,
    "units": 1,
    "stories": 1,
    "rooms": 5,
    "bathrooms": 1,
    "lot_area_sqft": 1410,
    "building_area_sqft": 1278,
    "lot_depth_ft": 30,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-1",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 3782 21ST                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 2302650,
    "assessed_improvement_value": 986850,
    "last_sale_date": "2024-04-15"
  },
  "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": "1907",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202505136304",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-05-13",
      "status_date": "2025-11-07",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "revision to pa # 2025-0228-1298 new framing at kitchen area, add patching sheetrock on ground fl garage & property line wall using 5/8 type x, add strap at top plates, fire blocking at dropped ceiling & fire caulking at penatrations",
      "source": "sf-building-permits"
    },
    {
      "number": "202502281298",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-02-28",
      "status_date": "2025-12-01",
      "estimated_cost": 70000,
      "revised_cost": 70000,
      "description": "kitchen remodel, new plumbing, new electrical, insulation, drywall, cabinetry, tile, and paint in kitchen, new plumbing fixtures in powder room. new tile at fireplace.",
      "source": "sf-building-permits"
    },
    {
      "number": "201507313066",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2015-07-31",
      "status_date": "2016-01-29",
      "estimated_cost": 27500,
      "revised_cost": 27500,
      "description": "remodel one bathroom: new tile, vanity and bath tub",
      "source": "sf-building-permits"
    },
    {
      "number": "201008249450",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2010-08-24",
      "status_date": "2010-08-24",
      "estimated_cost": 25000,
      "revised_cost": 25000,
      "description": "to complete work and obtain final inspection for work approved under pa #200307310849.",
      "source": "sf-building-permits"
    },
    {
      "number": "M105515",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2008-01-31",
      "status_date": "2008-02-01",
      "revised_cost": 1,
      "description": "street space & sidewalk permit only.",
      "source": "sf-building-permits"
    },
    {
      "number": "200307310849",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2003-07-31",
      "status_date": "2003-11-26",
      "estimated_cost": 25000,
      "revised_cost": 25000,
      "description": "new roof deck over existing sitting rm, w/interior stair connection",
      "source": "sf-building-permits"
    },
    {
      "number": "200307250435",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-07-25",
      "status_date": "2003-10-17",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "to renew app#2001/02/27/3033 for final inspection.",
      "source": "sf-building-permits"
    },
    {
      "number": "200107314884",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2001-07-31",
      "status_date": "2001-09-20",
      "estimated_cost": 500,
      "revised_cost": 500,
      "description": "to renew permit#9914149 for final inspection.",
      "source": "sf-building-permits"
    },
    {
      "number": "200102273033",
      "type": "additions alterations or repairs",
      "status": "reinstated",
      "filed": "2001-02-27",
      "status_date": "2002-05-17",
      "estimated_cost": 20000,
      "revised_cost": 85000,
      "description": "fence, gate, planters, replace roof w/new configuration over (e) porch",
      "source": "sf-building-permits"
    },
    {
      "number": "200011155860",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2000-11-15",
      "status_date": "2002-03-01",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revise permit 9916013-replacement of existing deck-change stair from wood to steel",
      "source": "sf-building-permits"
    },
    {
      "number": "M14323",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2000-08-24",
      "status_date": "2000-12-24",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "200007245958",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2000-07-24",
      "status_date": "2000-11-24",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "revision to #9914149: add foundation under front steps and replace fornt stairs per plans.",
      "source": "sf-building-permits"
    },
    {
      "number": "9916013",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-08-04",
      "status_date": "2002-03-01",
      "estimated_cost": 10000,
      "description": "horizontal addition",
      "source": "sf-building-permits"
    },
    {
      "number": "9914149",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-07-13",
      "status_date": "2001-09-20",
      "estimated_cost": 29000,
      "description": "partial foundation replacement sheerwall",
      "source": "sf-building-permits"
    },
    {
      "number": "9817280",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1998-08-31",
      "status_date": "1999-03-03",
      "estimated_cost": 10000,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "9615524",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1996-08-20",
      "status_date": "1997-02-20",
      "estimated_cost": 14000,
      "description": "underpinning foundation, new beam & excavation, shear walls",
      "source": "sf-building-permits"
    },
    {
      "number": "9518298",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1995-10-30",
      "status_date": "1996-02-29",
      "estimated_cost": 3852,
      "description": "install 1 day/night 3 ton system",
      "source": "sf-building-permits"
    },
    {
      "number": "9105101",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1991-03-28",
      "status_date": "1991-04-24",
      "estimated_cost": 795,
      "description": "termite work",
      "source": "sf-building-permits"
    },
    {
      "number": "8815795",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1988-10-14",
      "status_date": "1988-11-01",
      "estimated_cost": 1800,
      "description": "replace existing windows, patch stucco",
      "source": "sf-building-permits"
    },
    {
      "number": "8815779",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1988-10-13",
      "status_date": "1988-11-01",
      "estimated_cost": 2000,
      "description": "replace front & rear windown",
      "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=21ST&street_type=ST&address_number=3782",
      "retrieved": "2026-07-28"
    },
    {
      "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=3604026&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=3604&lot=026",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=3604026",
      "retrieved": "2026-07-28"
    },
    {
      "id": "eureka-valley-context-statement",
      "name": "Elaine B. Stiles, Eureka Valley Historic Context Statement, prepared for the Eureka Valley Neighborhood Association, adopted by the Historic Preservation Commission December 20, 2017",
      "query": "http://default.sfplanning.org/Preservation/EurekaValleyHCS/hp_eureka_valley_hcs_HCS_FINAL-122017.pdf",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Eureka Valley Historic Context Statement, adopted 2017",
      "retrieved": "2026-08-14"
    }
  ],
  "historic_survey": {
    "survey": "Eureka Valley Historic Context Statement (2017)",
    "source": "eureka-valley-context-statement",
    "note": "Illustrated in the statement's survey of Eureka Valley property types and architectural styles. The statement is reconnaissance-level and says inclusion in it is not a judgement on a building's worthiness for preservation. It records it as an M-roof house."
  }
}