{
  "address": "257 Hartford Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/hartford-street/257/",
  "apn": "3602029",
  "block": "3602",
  "lot": "029",
  "eas_baseid": "361856",
  "coordinates": {
    "lat": 37.758437,
    "lng": -122.433336
  },
  "parcel": {
    "year_built": 1900,
    "units": 1,
    "stories": 2,
    "rooms": 7,
    "bathrooms": 1,
    "lot_area_sqft": 3123,
    "building_area_sqft": 1549,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-1",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 0257 HARTFORD            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 26996,
    "assessed_improvement_value": 38780
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "Historic Survey Result",
    "yearbuilt": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201901039546",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-01-03",
      "status_date": "2019-06-14",
      "estimated_cost": 21000,
      "revised_cost": 21000,
      "description": "remove existing roof materials and replace with new roof assembly and composition shingles.",
      "source": "sf-building-permits"
    },
    {
      "number": "M73849",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2007-06-20",
      "status_date": "2007-06-20",
      "revised_cost": 0,
      "description": "street space & sidewalk permit only.",
      "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=HARTFORD&street_type=ST&address_number=257",
      "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=3602029&$order=closed_roll_year%20DESC&$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=3602&lot=029",
      "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=3602029",
      "retrieved": "2026-07-28"
    },
    {
      "id": "eureka-valley-context-statement",
      "name": "Elaine B. Stiles, Eureka Valley Historic Context Statement, prepared for the Eureka Valley Neighborhood Association, adopted by the Historic Preservation Commission December 20, 2017",
      "query": "http://default.sfplanning.org/Preservation/EurekaValleyHCS/hp_eureka_valley_hcs_HCS_FINAL-122017.pdf",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Eureka Valley Historic Context Statement, adopted 2017",
      "retrieved": "2026-08-14"
    }
  ],
  "historic_survey": {
    "survey": "Eureka Valley Historic Context Statement (2017)",
    "source": "eureka-valley-context-statement",
    "style": "Queen Anne or Stick",
    "year_built_as_surveyed": "1890",
    "note": "Listed among the houses the speculative developer Louis Landler built in Eureka Valley. The statement is reconnaissance-level and says inclusion in it is not a judgement on a building's worthiness for preservation. It records the group as two-storey cross-gable Queen Anne and single-storey-over-basement Stick houses without saying which is which."
  },
  "building": {
    "builder": "Louis Landler"
  }
}