{
  "address": "25 Hartford Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/hartford-street/25/",
  "hook": "A 1901 house remodelled inside and extended to the rear from 2015.",
  "apn": "3582036",
  "block": "3582",
  "lot": "036",
  "eas_baseid": "360710",
  "coordinates": {
    "lat": 37.762144,
    "lng": -122.433691
  },
  "parcel": {
    "year_built": 1901,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "units": 1,
    "stories": 2,
    "rooms": 7,
    "bathrooms": 2,
    "bedrooms": 3,
    "construction_type_code": "D",
    "lot_area_sqft": 3125,
    "building_area_sqft": 1680,
    "zoning": "RH-3",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 2117776,
    "assessed_improvement_value": 959636,
    "last_sale_date": "2020-10-23"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "California Register Historic District, Historic Resource Evaluation Response",
    "yearbuilt": "1901",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Hartford Street Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Not listed",
    "article_10_11_status": "No local landmark protection",
    "period_of_significance": "1900-1902",
    "significance_note": "Significant under Criterion 3 for its association with master builder Fernando Nelson, as an early 20th-century Victorian-era residential tract development.",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202401194323",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2024-01-19",
      "completed": "2025-09-29",
      "estimated_cost": 1,
      "description": "revision to 201508184644 to document 2 e) skylighta, 1 domer, change kitchen window to fixed, and reconfigure interior wall at garage and plan note per inspector",
      "source": "sf-building-permits",
      "description_edited": "Revision recorded — two skylights and a dormer documented, a kitchen window changed to fixed, and an interior wall reconfigured at the garage."
    },
    {
      "number": "202210073998",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-10-07",
      "completed": "2025-09-29",
      "estimated_cost": 3800,
      "description": "rev 201508184644: to include 3/f roof deck and railing above the approved rear addition. associated includes new rear facing window and door in (e) opening. no additional area or height is proposed.",
      "source": "sf-building-permits",
      "description_edited": "Third-floor roof deck and railing added above the rear addition, with a new rear-facing window and door."
    },
    {
      "number": "201508184644",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "2015-08-18",
      "completed": "2025-09-29",
      "estimated_cost": 405044,
      "revised_cost": 430000,
      "description": "renovation of a single family res'd completer remodel of all interiors, grow rear of building horizontally, convert (e) storage to (n) guestroom at ground level, (n) bath, (n) atrium, (n) rec room, reconfiguration of (e) powder kitchen & living at second level, reconfig. of (e)3 bedrms &",
      "source": "sf-building-permits",
      "description_edited": "Full interior remodel and horizontal rear addition — ground-level storage converted to a guest room with a new bathroom, atrium, and recreation room, and the second and third floors reconfigured."
    },
    {
      "number": "200808199487",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2008-08-19",
      "estimated_cost": 2000,
      "description": "build new 6'-0\" x 4'-3\" wall in front of fireplace with 2 new electric plugs. finish with 5/8 fire rated sheetrock, fire tape, tape and smooth finish. install tile and wood mantel on face with new opening for a gas insert fireplace",
      "source": "sf-building-permits",
      "description_edited": "Wall built in front of the fireplace with new electrical outlets, finished in fire-rated sheetrock, tile, and a wood mantel for a gas insert."
    },
    {
      "number": "200708099332",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2007-08-09",
      "estimated_cost": 9950,
      "revised_cost": 15000,
      "description": "convert an existing closet on the second floor to be a new bathroom (including wc, shower and lavatory).",
      "source": "sf-building-permits",
      "description_edited": "Second-floor closet converted to a bathroom."
    },
    {
      "number": "9906407",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-04-02",
      "completed": "1999-12-13",
      "estimated_cost": 19000,
      "description": "replace existing brick foundation; remove posts in garage",
      "source": "sf-building-permits",
      "description_edited": "Brick foundation replaced and garage posts removed."
    },
    {
      "number": "9906271",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-04-01",
      "completed": "1999-04-30",
      "estimated_cost": 13600,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "9905406",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-03-22",
      "estimated_cost": 17500,
      "description": "remove plaster in kitchen & bth/bed ceiling/upgrd el plmg",
      "source": "sf-building-permits",
      "description_edited": "Plaster removed from the kitchen and bathroom/bedroom ceilings, with electrical and plumbing upgraded."
    },
    {
      "number": "9012617",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1990-06-26",
      "estimated_cost": 2298,
      "description": "windows",
      "source": "sf-building-permits",
      "description_edited": "Windows replaced."
    }
  ],
  "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=25",
      "retrieved": "2026-07-27"
    },
    {
      "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=3582036&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-27"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=3582&lot=036",
      "retrieved": "2026-07-27"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=3582036",
      "retrieved": "2026-07-27"
    },
    {
      "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(-122.43369131762752%2037.76214359017834)%27)",
      "retrieved": "2026-07-27"
    }
  ]
}