{
  "address": "50 Walter Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/walter-street/50/",
  "apn": "3538067",
  "block": "3538",
  "lot": "067",
  "eas_baseid": "358628",
  "coordinates": {
    "lat": 37.768287,
    "lng": -122.432629
  },
  "parcel": {
    "year_built": 1912,
    "units": 3,
    "stories": 3,
    "rooms": 15,
    "bathrooms": 3,
    "lot_area_sqft": 2199,
    "building_area_sqft": 3990,
    "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": "0052 0050 WALTER              ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1024227,
    "assessed_improvement_value": 663548,
    "last_sale_date": "1993-09-01"
  },
  "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": "1912",
    "survey_name": "50 Walter Street",
    "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": "202508284080",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-08-28",
      "status_date": "2025-12-03",
      "estimated_cost": 75000,
      "revised_cost": 75000,
      "description": "work in both 50-50a walter street which is the same scope for both unit:in kind remodel of full bathroom(toilet, shower pan, double vanity) and half bathroom( toilet upgrade)",
      "source": "sf-building-permits"
    },
    {
      "number": "202505156573",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-05-15",
      "status_date": "2025-06-20",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "repair rear stairs in kind less than 50%",
      "source": "sf-building-permits"
    },
    {
      "number": "202503132174",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-03-13",
      "status_date": "2025-06-20",
      "estimated_cost": 40000,
      "revised_cost": 40000,
      "description": "one unit: remodel kitchen in kind. replace vanity in bath only",
      "source": "sf-building-permits"
    },
    {
      "number": "201906173561",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-06-17",
      "status_date": "2019-07-12",
      "estimated_cost": 5400,
      "revised_cost": 5400,
      "description": "no removal or changes to decorative trim or moulding. remove and replace in kind approx. 100 sq ft of damaged dry rot 1\" x 4\" wood lap siding at front elevation. install building paper membrane, fiberglass insulation, caulk, seal and paint.",
      "source": "sf-building-permits"
    },
    {
      "number": "M729267",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2016-10-11",
      "status_date": "2016-10-11",
      "revised_cost": 0,
      "description": "streetspace",
      "source": "sf-building-permits"
    },
    {
      "number": "M712127",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2016-08-09",
      "status_date": "2016-08-09",
      "revised_cost": 1,
      "description": "street space permit - renewal of permit # m683847",
      "source": "sf-building-permits"
    },
    {
      "number": "201607273512",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-07-27",
      "status_date": "2016-12-27",
      "estimated_cost": 9800,
      "revised_cost": 9800,
      "description": "revision to pa 2015-0520-7971, create storage room, sheetrock double 5/8: interior & exterior/ lighting, 32\" door. repair (e) 8'x8' 4\" concrete slab; repair water damaged framing & finishes as necessary at unheated laundry spaces, replace ext exit doors, wood sash windows at same (windows replaced",
      "source": "sf-building-permits"
    },
    {
      "number": "201607212946",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-07-21",
      "status_date": "2016-12-24",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revision to pa 2016-0520-7966 to show correct (e) west elevation. repair (e) stairs, less than 50%",
      "source": "sf-building-permits"
    },
    {
      "number": "201605207966",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-05-20",
      "status_date": "2016-12-24",
      "estimated_cost": 7200,
      "revised_cost": 7200,
      "description": "repair existing stair, proposed repairs are limited to less than 50%, contact building inspector for pre-construction meeting.",
      "source": "sf-building-permits"
    },
    {
      "number": "201605207971",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-05-20",
      "status_date": "2016-12-24",
      "estimated_cost": 8500,
      "revised_cost": 8500,
      "description": "construction new concrete foundation and cripple wall to support existing room. 2-hr rated construction on walls and ceilings to be provided in lieu of sprinkler per building dept.",
      "source": "sf-building-permits"
    },
    {
      "number": "201604255638",
      "type": "otc alterations permit",
      "status": "withdrawn",
      "filed": "2016-04-25",
      "status_date": "2016-07-27",
      "estimated_cost": 5000,
      "revised_cost": 0,
      "description": "exact replacement stair, same location & dimensions, repair water damage at laundries.",
      "source": "sf-building-permits"
    },
    {
      "number": "M683847",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2016-04-25",
      "status_date": "2016-04-25",
      "revised_cost": 1,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "M659787",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2016-02-01",
      "status_date": "2016-02-01",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201601217682",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-01-21",
      "status_date": "2016-12-24",
      "estimated_cost": 35000,
      "revised_cost": 35000,
      "description": "new sink in new island. cabinets, replace (e) w/d. new cooktop & range hood, shevlving, lighting, gfi outlets counters, back splash, floor finishes & paint.",
      "source": "sf-building-permits"
    },
    {
      "number": "8701973",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1987-02-13",
      "status_date": "1987-11-30",
      "estimated_cost": 2000,
      "description": "repair back stair & landings at the rear",
      "source": "sf-building-permits"
    },
    {
      "number": "8606762",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1986-06-09",
      "status_date": "1986-09-22",
      "estimated_cost": 550,
      "description": "to bring building into full compliance as required by dahi",
      "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=50",
      "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=3538067&$order=closed_roll_year%20DESC&$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=067",
      "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=3538067",
      "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(-122.43262872346185%2037.76828665641219)%27)",
      "retrieved": "2026-07-28"
    }
  ]
}