{
  "address": "3380 21st Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/21st-street/3380/",
  "apn": "3608024",
  "block": "3608",
  "lot": "024",
  "eas_baseid": "362315",
  "coordinates": {
    "lat": 37.757038,
    "lng": -122.422852
  },
  "parcel": {
    "year_built": 1962,
    "units": 9,
    "stories": 3,
    "rooms": 36,
    "bathrooms": 9,
    "lot_area_sqft": 4408,
    "building_area_sqft": 8562,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 9,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 3380 21ST                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 614776,
    "assessed_improvement_value": 1031294,
    "last_sale_date": "2000-04-28"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A*",
    "ceqa_status_label": "Historic resource",
    "reason": "Article 10 Historic District, California Register Historic District",
    "yearbuilt": "1962",
    "in_article_10_11_historic_district": true,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Liberty Hill Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Not listed",
    "article_10_11_status": "Article 10 historic district",
    "local_landmark_protection": true,
    "period_of_significance": "1860s–1906",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "201708013578",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-08-01",
      "status_date": "2018-06-25",
      "estimated_cost": 78400,
      "revised_cost": 78400,
      "description": "soft story retrofit to comply with sfebc chapter 4d, 2016 cebc appendix a-4. calculations. n/a maher ordinance",
      "source": "sf-building-permits"
    },
    {
      "number": "200101169802",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2001-01-16",
      "status_date": "2001-12-03",
      "estimated_cost": 6300,
      "revised_cost": 6300,
      "description": "apply vinyl siding back and side wall.",
      "source": "sf-building-permits"
    },
    {
      "number": "9823598",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1998-11-16",
      "status_date": "1999-06-21",
      "estimated_cost": 25000,
      "description": "correct item 6 in pest report 96-1872 ref app #9723016",
      "source": "sf-building-permits"
    },
    {
      "number": "9723016",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1997-11-14",
      "status_date": "2000-03-20",
      "estimated_cost": 15000,
      "description": "comply w/complaint to repair guard rail along property line",
      "source": "sf-building-permits"
    },
    {
      "number": "9721493",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1997-10-24",
      "status_date": "1999-03-01",
      "estimated_cost": 9261,
      "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=3380",
      "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=3608024&$order=closed_roll_year%20DESC&$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=3608&lot=024",
      "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=3608024",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-historic-districts",
      "name": "SF Planning Department — Historic Districts via DataSF",
      "query": "https://data.sfgov.org/resource/63x5-g3m4.json?$where=intersects(the_geom,%20%27POINT(-122.42285152012188%2037.75703813084177)%27)",
      "retrieved": "2026-07-31"
    }
  ]
}