{
  "address": "34–36 Walter Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/walter-street/34/",
  "apn": "3538063",
  "block": "3538",
  "lot": "063",
  "eas_baseid": "358625",
  "coordinates": {
    "lat": 37.768559,
    "lng": -122.432676
  },
  "address_range": "34–36",
  "street_numbers_on_parcel": [
    "34",
    "36"
  ],
  "parcel": {
    "year_built": 1906,
    "units": 3,
    "stories": 4,
    "rooms": 16,
    "bathrooms": 7,
    "lot_area_sqft": 2495,
    "building_area_sqft": 4102,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 8,
    "assessor_neighborhood": "Duboce Triangle",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0036 0034 WALTER              ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1080932,
    "assessed_improvement_value": 1896378,
    "last_sale_date": "2017-09-25"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "California Register Historic District, Historic Survey Result",
    "yearbuilt": "1906",
    "survey_name": "34-36 Walter St",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Duboce Triangle Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Not listed",
    "article_10_11_status": "No local landmark protection",
    "local_landmark_protection": false,
    "period_of_significance": "ca 1870–ca 1920",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202002245245",
      "type": "otc alterations permit",
      "status": "filed",
      "filed": "2020-02-24",
      "status_date": "2020-02-24",
      "estimated_cost": 1,
      "revised_cost": 0,
      "description": "change wood stair to metal spiral stair per plan to comply with nov 201247583 item 2 rev 201805239898",
      "source": "sf-building-permits"
    },
    {
      "number": "201901291534",
      "type": "otc alterations permit",
      "status": "withdrawn",
      "filed": "2019-01-29",
      "status_date": "2019-08-02",
      "estimated_cost": 1,
      "revised_cost": 0,
      "description": "change rear wood stair to metal spiral stair. ref complaint 201247583",
      "source": "sf-building-permits"
    },
    {
      "number": "M1019167",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2018-12-18",
      "status_date": "2018-12-18",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M991707",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2018-10-10",
      "status_date": "2018-10-10",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201809130017",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2018-09-13",
      "status_date": "2019-03-28",
      "estimated_cost": 3000,
      "revised_cost": 3000,
      "description": "install new fire alarm for fire sprinkler monitoring system. (1) fire alarm panel, (1) smoke, (1) pull station, (4) tamper switch, (3) flow switch. ref pa #201808177690",
      "source": "sf-building-permits"
    },
    {
      "number": "201808177690",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2018-08-17",
      "status_date": "2019-03-27",
      "estimated_cost": 35000,
      "revised_cost": 35000,
      "description": "install new fire sprinkler system per nfpa 13 through out th bldg with stanpipe includes underground 2\" dedicated fire services. total 68 heads. ref app#201805239898",
      "source": "sf-building-permits"
    },
    {
      "number": "201805239898",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2018-05-23",
      "status_date": "2019-03-28",
      "estimated_cost": 15000,
      "revised_cost": 38000,
      "description": "rev #201710161350; interior remodel and adjustment layout add bath & bedroom at 4th floor. stucco the rear building 3-4 sprinkler under sep permit. seismic upgrade under pa #201710161350.",
      "source": "sf-building-permits"
    },
    {
      "number": "M905947",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2018-03-27",
      "status_date": "2018-03-27",
      "revised_cost": 1,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "201710161350",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-10-16",
      "status_date": "2019-03-28",
      "estimated_cost": 30000,
      "revised_cost": 52000,
      "description": "revise interior layout redesigned with pa 2015-0130-7146 r3. to comply with 201469471 - provide new additional attic dormers with access stair per plans. provide new roof deck per plan.",
      "source": "sf-building-permits"
    },
    {
      "number": "M835687",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-09-26",
      "status_date": "2017-09-26",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M761229",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-02-14",
      "status_date": "2017-02-14",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201501307146",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2015-01-30",
      "status_date": "2016-11-03",
      "estimated_cost": 150000,
      "revised_cost": 350000,
      "description": "to comply w/ nov #201469471. fire damage, (new roof, partial 3rd fl, hvac, elec, windows, insulation, siding. replacement windows- double hung wood windows. same exterior profiles & dimensioning.",
      "source": "sf-building-permits"
    },
    {
      "number": "M523207",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2014-10-02",
      "status_date": "2014-10-02",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201208248226",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2012-08-24",
      "status_date": "2019-03-28",
      "estimated_cost": 4000,
      "revised_cost": 4000,
      "description": "6 backyard steps need replacing & repairs, less than 50% - work involved, repair in kind",
      "source": "sf-building-permits"
    },
    {
      "number": "201201273089",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-01-27",
      "status_date": "2012-07-12",
      "estimated_cost": 1500,
      "revised_cost": 5000,
      "description": "comply with nov 201167208. housing notice of violation dated 10-31-2011. (4) exterior steps to be replaced - less 50%. replace in kind. same material, same configuration.",
      "source": "sf-building-permits"
    },
    {
      "number": "8504392",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1985-04-29",
      "status_date": "1985-11-19",
      "estimated_cost": 1750,
      "description": "replace stairs",
      "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=WALTER&street_type=ST&address_number=34",
      "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=3538063&$order=closed_roll_year%20DESC&$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=3538&lot=063",
      "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=3538063",
      "retrieved": "2026-07-28"
    },
    {
      "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(-122.43267569033114%2037.768559249750616)%27)",
      "retrieved": "2026-07-28"
    }
  ]
}