{
  "address": "450–452 South Van Ness Avenue, San Francisco, CA 94103",
  "path": "/san-francisco/mission/south-van-ness-avenue/450/",
  "apn": "3553005",
  "block": "3553",
  "lot": "005",
  "eas_baseid": "359258",
  "coordinates": {
    "lat": 37.766025,
    "lng": -122.417928
  },
  "address_range": "450–452",
  "street_numbers_on_parcel": [
    "450",
    "452"
  ],
  "parcel": {
    "year_built": 1915,
    "units": 5,
    "stories": 2,
    "rooms": 14,
    "bathrooms": 5,
    "lot_area_sqft": 3750,
    "building_area_sqft": 3980,
    "lot_depth_ft": 25,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0452 0450 SOUTH VAN NESS      AV0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 790768,
    "assessed_improvement_value": 527166,
    "last_sale_date": "2002-08-21"
  },
  "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": "1915",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202507160976",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-07-16",
      "status_date": "2025-12-18",
      "estimated_cost": 22200,
      "revised_cost": 30547,
      "description": "upgrade existing fire alarm system to comply with sffc section 1103.7.6.1 to meet 75 db in all sleeping areas",
      "source": "sf-building-permits"
    },
    {
      "number": "202503122108",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2025-03-12",
      "status_date": "2025-03-18",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revise pa# 202405091821 to state: one unit: replace 6 windows with retrofit vinyl windows. one unit: replace 6 windows with vinyl windows. not street visible. no change to size or location. u-factor not more than 0.30.",
      "source": "sf-building-permits"
    },
    {
      "number": "202405091821",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2024-05-09",
      "status_date": "2025-04-03",
      "estimated_cost": 13372,
      "revised_cost": 13372,
      "description": "one unit: replace 12 windows with retfofit vinly windows. no street visible. max u-factor 0.30.",
      "source": "sf-building-permits"
    },
    {
      "number": "201910306025",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-10-30",
      "status_date": "2021-03-03",
      "estimated_cost": 60000,
      "revised_cost": 60000,
      "description": "soft story retrofit per 2016 cebc appendix a-4",
      "source": "sf-building-permits"
    },
    {
      "number": "201809049035",
      "type": "additions alterations or repairs",
      "status": "withdrawn",
      "filed": "2018-09-04",
      "status_date": "2019-10-30",
      "estimated_cost": 18000,
      "revised_cost": 18000,
      "description": "seismic upgrade to comply with ordinance 66-13, sfbc charter 43b, 2012 iebc app a-4.",
      "source": "sf-building-permits"
    },
    {
      "number": "M943668",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2018-06-25",
      "status_date": "2018-06-25",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "200502034725",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-02-03",
      "status_date": "2005-04-25",
      "estimated_cost": 11601,
      "revised_cost": 11601,
      "description": "install 31 areplacement windows, 16 are in front of bldg.",
      "source": "sf-building-permits"
    },
    {
      "number": "8919633",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1989-10-20",
      "status_date": "1991-04-24",
      "estimated_cost": 1,
      "description": "for final inspection-work done under 8813899",
      "source": "sf-building-permits"
    },
    {
      "number": "8813899",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1988-09-19",
      "status_date": "1989-02-28",
      "estimated_cost": 5000,
      "description": "repair garage ceiling & wall w/sheetrock, fire damages",
      "source": "sf-building-permits"
    },
    {
      "number": "8710057",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1987-07-17",
      "status_date": "1988-02-08",
      "estimated_cost": 12500,
      "description": "change windows in kind - sheetrock",
      "source": "sf-building-permits"
    },
    {
      "number": "8701100",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "1987-01-27",
      "status_date": "1987-07-01",
      "estimated_cost": 12500,
      "description": "remove all old lathe & plaster & insulate walls,",
      "source": "sf-building-permits"
    },
    {
      "number": "8615547",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1986-12-09",
      "status_date": "1987-07-16",
      "estimated_cost": 2500,
      "description": "repair rear stairs, replace any damaged wood",
      "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=SOUTH%20VAN%20NESS&street_type=AVE&address_number=450",
      "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=3553005&$order=closed_roll_year%20DESC&$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=3553&lot=005",
      "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=3553005",
      "retrieved": "2026-07-31"
    },
    {
      "id": "inner-mission-north-context-statement",
      "name": "San Francisco Planning Department, Inner Mission North 1853-1943 Context Statement, dated on its cover 2005, adopted 2004",
      "query": "https://citypln-m-extnl.sfgov.org/SharedLinks.aspx?accesskey=ef5726f8f01317048294fa4befc3151c63c7d0f43ec4a26cbf5c21877a313274&VaultGUID=A4A7DACD-B0DC-4322-BD29-F6F07103C6E0",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Inner Mission North Context Statement, adopted 2004",
      "retrieved": "2026-08-15"
    }
  ],
  "historic_survey": {
    "survey": "Inner Mission North Context Statement, adopted 2004",
    "source": "inner-mission-north-context-statement",
    "note": "Non-contributor to the Inner Mission Commercial Corridor locally significant area (450-452 South Van Ness). Formerly called the 16th Street Commercial Corridor. Criterion C: San Francisco's largest concentration of residential-over-commercial and small-scale commercial buildings, spanning both pre-1906 and post-disaster construction, dated c. 1870s–1931."
  }
}