{
  "address": "1257 Guerrero Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/guerrero-street/1257/",
  "apn": "6513015",
  "block": "6513",
  "lot": "015",
  "eas_baseid": "400802",
  "coordinates": {
    "lat": 37.751107,
    "lng": -122.422437
  },
  "parcel": {
    "year_built": 1900,
    "units": 1,
    "stories": 3,
    "rooms": 8,
    "bathrooms": 2,
    "lot_area_sqft": 3497,
    "building_area_sqft": 2400,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 8,
    "assessor_neighborhood": "Noe Valley",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 1257 GUERRERO            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1218767,
    "assessed_improvement_value": 859391,
    "last_sale_date": "2002-02-28"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "National Register Historic District, California Register Historic District, Historic Survey Result",
    "yearbuilt": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Horner's Addition East Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Eligible (not listed)",
    "article_10_11_status": "No local landmark protection",
    "local_landmark_protection": false,
    "period_of_significance": "1865–1905",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202504285371",
      "type": "otc alterations permit",
      "status": "filed",
      "filed": "2025-04-28",
      "status_date": "2025-04-28",
      "estimated_cost": 4000,
      "revised_cost": 0,
      "description": "garage door replacement. wicket door at front. no work interior, no change in occupancy",
      "source": "sf-building-permits"
    },
    {
      "number": "201406259441",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2014-06-25",
      "status_date": "2014-06-27",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "administration permti to correct the record. bpa 950330 and 9816509 changed bldg back to sfd from one family dwelling and 4 house keeping. a cfc for s.f.d. needs to be issued",
      "source": "sf-building-permits"
    },
    {
      "number": "200803247785",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2008-03-24",
      "status_date": "2008-03-24",
      "estimated_cost": 1000,
      "revised_cost": 1000,
      "description": "replace 1 window into existing opening. not visable from th e street. no structural changes. u factor .67",
      "source": "sf-building-permits"
    },
    {
      "number": "200703156338",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2007-03-15",
      "status_date": "2007-03-28",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revision to appl#200606275134- revision of toilet room on 2nd floor & bathroom/closet on 3rd floor.",
      "source": "sf-building-permits"
    },
    {
      "number": "200606275134",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2006-06-27",
      "status_date": "2007-03-28",
      "estimated_cost": 15000,
      "revised_cost": 15000,
      "description": "addition of toilet room on second floor and addition of bathroom and closet on third floor",
      "source": "sf-building-permits"
    },
    {
      "number": "200506215658",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-06-21",
      "status_date": "2005-08-23",
      "estimated_cost": 7000,
      "revised_cost": 7000,
      "description": "addition of bathroom on 1st floor. non structural addition.",
      "source": "sf-building-permits"
    },
    {
      "number": "200503248288",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-03-24",
      "status_date": "2005-06-06",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew appl#200302046655,9903522 for final inspection",
      "source": "sf-building-permits"
    },
    {
      "number": "200503248290",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-03-24",
      "status_date": "2005-03-29",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew appl# 200307159500-200304212685-200304041481",
      "source": "sf-building-permits"
    },
    {
      "number": "200312122229",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-12-12",
      "status_date": "2005-06-06",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew pa 200307078850, 200307099118, &200307159500",
      "source": "sf-building-permits"
    },
    {
      "number": "200312122230",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-12-12",
      "status_date": "2005-06-06",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "for final inspection",
      "source": "sf-building-permits"
    },
    {
      "number": "200309023612",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-09-02",
      "status_date": "2004-03-11",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "to renew app#2003/04/21/2685 & 2003/04/04/1481 for final inspection.",
      "source": "sf-building-permits"
    },
    {
      "number": "200307159500",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-07-15",
      "status_date": "2004-03-11",
      "estimated_cost": 2000,
      "revised_cost": 2000,
      "description": "reframe shower wall to make steam shower room.",
      "source": "sf-building-permits"
    },
    {
      "number": "200307099118",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-07-09",
      "status_date": "2004-03-03",
      "estimated_cost": 1000,
      "revised_cost": 1000,
      "description": "renew permit app 200302046655",
      "source": "sf-building-permits"
    },
    {
      "number": "200307078850",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-07-07",
      "status_date": "2004-02-05",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "final inspection renewal per app #990352",
      "source": "sf-building-permits"
    },
    {
      "number": "200304212685",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-04-21",
      "status_date": "2004-03-03",
      "estimated_cost": 3000,
      "revised_cost": 3000,
      "description": "add glass doors @ exterior covered deck/ expand deck @ grade. (n) planter/ (n) hot tub",
      "source": "sf-building-permits"
    },
    {
      "number": "200304041481",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-04-04",
      "status_date": "2004-03-15",
      "estimated_cost": 3000,
      "revised_cost": 3000,
      "description": "install roof deck over existing roof, add new door at existing window opening.",
      "source": "sf-building-permits"
    },
    {
      "number": "200302046655",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2003-02-04",
      "status_date": "2004-03-15",
      "estimated_cost": 4000,
      "revised_cost": 4000,
      "description": "install 1 steam shower unit in existing closet.",
      "source": "sf-building-permits"
    },
    {
      "number": "200204093530",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2002-04-09",
      "status_date": "2002-06-26",
      "estimated_cost": 5200,
      "revised_cost": 5200,
      "description": "remodel extng bathrm:no change in walls.move toilet,replace extng shower & vanity,patch new drywall.",
      "source": "sf-building-permits"
    },
    {
      "number": "200201257752",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2002-01-25",
      "status_date": "2002-06-26",
      "estimated_cost": 1000,
      "revised_cost": 1000,
      "description": "install new kitchen cabinets (to comply w/nov)",
      "source": "sf-building-permits"
    },
    {
      "number": "9903524",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "2000-03-21",
      "status_date": "2002-06-26",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "reinstall garage on the grnd flr,enlarge (e)bathrm on g/f",
      "source": "sf-building-permits"
    },
    {
      "number": "9904305",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-03-05",
      "status_date": "2002-06-26",
      "estimated_cost": 600,
      "description": "replace streads & deck boards on exterior decks &tairs",
      "source": "sf-building-permits"
    },
    {
      "number": "9903522",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-02-23",
      "status_date": "1999-08-23",
      "estimated_cost": 20000,
      "description": "add bathrm,bring electrical to code,repl (e)window",
      "source": "sf-building-permits"
    },
    {
      "number": "9816509",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1998-08-20",
      "status_date": "2002-06-26",
      "estimated_cost": 1,
      "description": "renew app #9503330 for final inspection",
      "source": "sf-building-permits"
    },
    {
      "number": "9503330",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1995-03-08",
      "status_date": "2002-06-26",
      "estimated_cost": 12000,
      "revised_cost": 8000,
      "description": "remove 4 kitchenettes,convert 2nd flr to full bath,add sink",
      "source": "sf-building-permits"
    },
    {
      "number": "8908581",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1989-05-18",
      "status_date": "1989-06-15",
      "estimated_cost": 7950,
      "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=GUERRERO&street_type=ST&address_number=1257",
      "retrieved": "2026-07-31"
    },
    {
      "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=6513015&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=6513&lot=015",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=6513015",
      "retrieved": "2026-07-31"
    },
    {
      "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(-122.42243707159601%2037.751106626248344)%27)",
      "retrieved": "2026-07-31"
    }
  ]
}