{
  "address": "737–739 Guerrero Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/guerrero-street/737/",
  "apn": "3597037",
  "block": "3597",
  "lot": "037",
  "eas_baseid": "361576",
  "coordinates": {
    "lat": 37.759357,
    "lng": -122.423288
  },
  "address_range": "737–739",
  "street_numbers_on_parcel": [
    "737",
    "739"
  ],
  "parcel": {
    "year_built": 1907,
    "units": 2,
    "stories": 2,
    "rooms": 9,
    "bathrooms": 2,
    "lot_area_sqft": 2247,
    "building_area_sqft": 2616,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 9,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0739 0737 GUERRERO            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1136552,
    "assessed_improvement_value": 747082,
    "last_sale_date": "2021-06-21"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "California Register Historic District",
    "yearbuilt": "1907",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Inner Mission Boulevards and Alleys Reconstruction 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": "1906–1917",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202512292921",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2025-12-29",
      "status_date": "2025-12-31",
      "estimated_cost": 15740,
      "revised_cost": 23670,
      "description": "voluntary installation of a new automatic alarm system",
      "source": "sf-building-permits"
    },
    {
      "number": "202511129433",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2025-11-12",
      "status_date": "2025-11-13",
      "estimated_cost": 10500,
      "revised_cost": 15304,
      "description": "com. new fire sprinklers to re-modeled adu includinga 2\" fire service with underground",
      "source": "sf-building-permits"
    },
    {
      "number": "202207148508",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2022-07-14",
      "status_date": "2023-06-22",
      "estimated_cost": 80000,
      "revised_cost": 294729,
      "description": "add a state-mandated adu per ca government code section 65852.2. new two bedroom,two bathrooms,kitchen and living room accessory dwelling unit on 1st fl. mandatory seismic strenfgthening per sfbc approved under buidlng appl# 2022-0601-5362.",
      "source": "sf-building-permits"
    },
    {
      "number": "202206015362",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-06-01",
      "status_date": "2024-05-06",
      "estimated_cost": 50000,
      "revised_cost": 80000,
      "description": "mandatory seismic strengthening per sfbc. excation at basement as shown on plan. replace (e) brick foundation with concrete foundation. replace (e) wood posts & beam with steel posts & beams.",
      "source": "sf-building-permits"
    },
    {
      "number": "202201276785",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-01-27",
      "status_date": "2022-06-15",
      "estimated_cost": 20000,
      "revised_cost": 35000,
      "description": "one unit: remodel (e) kitchen & (e) bathroom on 1st fl (739 guerrero st). remove sheetrock to update electrical.",
      "source": "sf-building-permits"
    },
    {
      "number": "202108025573",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-08-02",
      "status_date": "2022-02-02",
      "estimated_cost": 45000,
      "revised_cost": 60000,
      "description": "remodel kitchen, bath, laundry room on 2nd fl. remodel laundry room 1st. dryrot joist, studs, floor sheathing replacement in laundry room on 1st and 2nd fl per plans. repair e siding stair and landing, not to exceed 50% at rear",
      "source": "sf-building-permits"
    },
    {
      "number": "200804179958",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-04-17",
      "status_date": "2008-04-25",
      "estimated_cost": 18000,
      "revised_cost": 18000,
      "description": "comply with nov to provide as built drawings and increase cost of value of stair replacement in kind",
      "source": "sf-building-permits"
    },
    {
      "number": "200802265634",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-02-26",
      "status_date": "2008-04-25",
      "estimated_cost": 5500,
      "revised_cost": 5500,
      "description": "we will repair rear stairs less 50%, repair in kind. replace 5 wood windows in kind, no structural changes, visible from street.",
      "source": "sf-building-permits"
    },
    {
      "number": "9118647",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1991-10-03",
      "status_date": "1992-04-03",
      "estimated_cost": 7150,
      "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=737",
      "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=3597037&$order=closed_roll_year%20DESC&$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=3597&lot=037",
      "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=3597037",
      "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(-122.42328815091072%2037.75935663418642)%27)",
      "retrieved": "2026-07-31"
    }
  ]
}