{
  "address": "3826–3830 18th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/18th-street/3826/",
  "apn": "3580017",
  "block": "3580",
  "lot": "017",
  "eas_baseid": "360539",
  "coordinates": {
    "lat": 37.76151,
    "lng": -122.42912
  },
  "address_range": "3826–3830",
  "street_numbers_on_parcel": [
    "3826",
    "3828",
    "3830"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 4,
    "stories": 3,
    "rooms": 21,
    "bathrooms": 4,
    "lot_area_sqft": 3640,
    "building_area_sqft": 4628,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "3830 3826 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1123011,
    "assessed_improvement_value": 976234,
    "assessed_fixtures_value": 207,
    "last_sale_date": "2009-07-14"
  },
  "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": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202511139569",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-11-13",
      "status_date": "2025-12-08",
      "estimated_cost": 1600,
      "revised_cost": 1600,
      "description": "to comply w/ nov# 202544671, items #4 & #5, remove (e) fix windows and replace with a operable window. not visible from street.",
      "source": "sf-building-permits"
    },
    {
      "number": "201712186723",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-12-18",
      "status_date": "2018-06-06",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "ext. wood siding repair/replacement in remaining half west wall , north side & 1/2 east wall only. remove (e) siding, install waterproof felt paper & new siding. work not visible from street.",
      "source": "sf-building-permits"
    },
    {
      "number": "M822487",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-08-23",
      "status_date": "2017-08-23",
      "revised_cost": 1,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "201704194306",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-04-19",
      "status_date": "2017-12-12",
      "estimated_cost": 125000,
      "revised_cost": 200000,
      "description": "renovation of 2nd fl unit and 3rd fl unit. exterior wood siding repair/replacement. window replacement like for like on 2nd and 3rd fl",
      "source": "sf-building-permits"
    },
    {
      "number": "201312093663",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2013-12-09",
      "status_date": "2016-05-24",
      "estimated_cost": 150000,
      "revised_cost": 342000,
      "description": "add conditioned space at existing level w/ addition of (n) stairwell, dormers. remodel rear of (e) 3rd fl. (kitchen and bath.)",
      "source": "sf-building-permits"
    },
    {
      "number": "201009201146",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-09-20",
      "status_date": "2010-11-05",
      "estimated_cost": 8000,
      "revised_cost": 8000,
      "description": "remove and replace extg stairs at rear as in kind",
      "source": "sf-building-permits"
    },
    {
      "number": "201007297741",
      "type": "otc alterations permit",
      "status": "reinstated",
      "filed": "2010-07-29",
      "status_date": "2012-06-13",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "repair and or replace dry rotted stringers, support posts and several treads, rear of building 50% or less",
      "source": "sf-building-permits"
    },
    {
      "number": "201007146646",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2010-07-14",
      "status_date": "2010-11-23",
      "estimated_cost": 3762,
      "revised_cost": 3762,
      "description": "replace 3 windows, size for size, not visable from street, u-valve 0.30, replace in kind. no structural work.",
      "source": "sf-building-permits"
    },
    {
      "number": "201001275434",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-01-27",
      "status_date": "2010-04-07",
      "estimated_cost": 7000,
      "revised_cost": 7000,
      "description": "building strengthening of ground floor. voluntary.",
      "source": "sf-building-permits"
    },
    {
      "number": "201001124611",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-01-12",
      "status_date": "2010-04-07",
      "estimated_cost": 7000,
      "revised_cost": 7000,
      "description": "add perimeter anchor bolts @ perimeter walls with 5/8\" 0 a.b x 1'-0\" @ 32\" o.c.. drill epoxy w/min 8\" into (e) footing + 3x3x1/4 washer & nut. add 1/2\" plywood and 12\" in field (voluntary)",
      "source": "sf-building-permits"
    },
    {
      "number": "M95327",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2007-11-14",
      "status_date": "2007-11-14",
      "revised_cost": 1,
      "description": "sidewalk repair permit.",
      "source": "sf-building-permits"
    },
    {
      "number": "200707257764",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2007-07-25",
      "status_date": "2008-04-21",
      "estimated_cost": 70000,
      "revised_cost": 70000,
      "description": "demolish existing non-structural interior walls. replace existing floor, reconstruct interior walls.",
      "source": "sf-building-permits"
    },
    {
      "number": "200310177771",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-10-17",
      "status_date": "2003-10-30",
      "estimated_cost": 8713,
      "revised_cost": 8713,
      "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=18TH&street_type=ST&address_number=3826",
      "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=3580017&$order=closed_roll_year%20DESC&$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=3580&lot=017",
      "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=3580017",
      "retrieved": "2026-07-28"
    }
  ]
}