{
  "address": "2637–2641 21st Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/21st-street/2637/",
  "apn": "4142038",
  "block": "4142",
  "lot": "038",
  "eas_baseid": "369243",
  "coordinates": {
    "lat": 37.757497,
    "lng": -122.407501
  },
  "address_range": "2637–2641",
  "street_numbers_on_parcel": [
    "2637",
    "2639",
    "2641"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 4,
    "stories": 3,
    "rooms": 15,
    "bathrooms": 4,
    "lot_area_sqft": 2435,
    "building_area_sqft": 4149,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 4 units or less",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "2641 2637 21ST                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 187587,
    "assessed_improvement_value": 365866,
    "last_sale_date": "1988-08-02"
  },
  "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": "202301300997",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2023-01-30",
      "status_date": "2023-02-13",
      "estimated_cost": 7000,
      "revised_cost": 8000,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "202301300998",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2023-01-30",
      "status_date": "2023-02-24",
      "estimated_cost": 2000,
      "revised_cost": 2000,
      "description": "violation 202293201: bring outdoor stairs up to code",
      "source": "sf-building-permits"
    },
    {
      "number": "202208291463",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-08-29",
      "status_date": "2023-02-13",
      "estimated_cost": 15000,
      "revised_cost": 15000,
      "description": "complying with complaint #202293083 violation #7 locate source of water damage and #8: remove and replace (14) windows (windows not seen from street) replace with tempered, double pane double hung.",
      "source": "sf-building-permits"
    },
    {
      "number": "9415622",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1994-09-26",
      "status_date": "1995-03-26",
      "estimated_cost": 6000,
      "description": "reroofing",
      "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=2637",
      "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=4142038&$order=closed_roll_year%20DESC&$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=4142&lot=038",
      "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=4142038",
      "retrieved": "2026-07-31"
    },
    {
      "id": "digitalsf-54628",
      "name": "2637-2641 21st Street, 1951. San Francisco Office of Assessor-Recorder Photographs (SFP 23), San Francisco History Center, San Francisco Public Library.",
      "query": "https://digitalsf.org/record/54628",
      "label": "Assessor-Recorder Photographs (SFP 23), San Francisco Public Library",
      "retrieved": "2026-08-15"
    }
  ],
  "historical_record": [
    {
      "date": "1951-04-05",
      "kind": "photograph",
      "description": "The Office of the Assessor-Recorder photographed the property for tax assessment.",
      "source": "digitalsf-54628"
    }
  ]
}