{
  "address": "4545–4547 20th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/20th-street/4545/",
  "apn": "2749045A",
  "block": "2749",
  "lot": "045A",
  "eas_baseid": "503710",
  "coordinates": {
    "lat": 37.757222,
    "lng": -122.438705
  },
  "address_range": "4545–4547",
  "street_numbers_on_parcel": [
    "4545",
    "4547"
  ],
  "parcel": {
    "year_built": 1908,
    "units": 1,
    "stories": 2,
    "rooms": 5,
    "bathrooms": 1,
    "lot_area_sqft": 2500,
    "building_area_sqft": 1700,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 4547 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1177993,
    "last_sale_date": "2017-03-17"
  },
  "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": "1908",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202403258509",
      "type": "additions alterations or repairs",
      "status": "approved",
      "filed": "2024-04-26",
      "status_date": "2024-10-16",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revision to pa 201711214504: altering number and size of soldier piles. altering reinforcing steel in permanent concrete structure.",
      "source": "sf-building-permits"
    },
    {
      "number": "201711214504",
      "type": "new construction",
      "status": "issued",
      "filed": "2017-11-21",
      "status_date": "2019-08-12",
      "estimated_cost": 1050000,
      "revised_cost": 1500000,
      "description": "erect a 5-story, type 5a, 2 family dwelling units, residential bldg.",
      "source": "sf-building-permits"
    },
    {
      "number": "201710121023",
      "type": "demolitions",
      "status": "reinstated",
      "filed": "2017-10-12",
      "status_date": "2017-12-05",
      "estimated_cost": 10000,
      "revised_cost": 10000,
      "description": "emergency order demolition- order #108897-e",
      "source": "sf-building-permits"
    },
    {
      "number": "201703242252",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-03-24",
      "status_date": "2017-03-24",
      "estimated_cost": 980,
      "revised_cost": 980,
      "description": "interior remove trim and door that is rotted also siding that decayed on same (rear) wall.",
      "source": "sf-building-permits"
    },
    {
      "number": "201103081659",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-03-08",
      "status_date": "2011-04-06",
      "estimated_cost": 7000,
      "revised_cost": 7000,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "200708240858",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2007-08-24",
      "status_date": "2007-09-04",
      "estimated_cost": 8200,
      "revised_cost": 8200,
      "description": "reroofing.",
      "source": "sf-building-permits"
    },
    {
      "number": "8805284",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1988-04-26",
      "status_date": "1989-04-26",
      "estimated_cost": 1,
      "description": "incorrect address issued for underpinning for #8700160",
      "source": "sf-building-permits"
    },
    {
      "number": "8606625",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1986-06-06",
      "status_date": "1987-02-20",
      "estimated_cost": 2000,
      "description": "requested by pad-engineer",
      "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=4545",
      "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=2749045A&$order=closed_roll_year%20DESC&$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=2749&lot=045A",
      "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=2749045A",
      "retrieved": "2026-07-28"
    }
  ]
}