{
  "address": "21 Guerrero Street, San Francisco, CA 94103",
  "path": "/san-francisco/mission/guerrero-street/21/",
  "apn": "3502038",
  "block": "3502",
  "lot": "038",
  "eas_baseid": "357646",
  "coordinates": {
    "lat": 37.770511,
    "lng": -122.424375
  },
  "parcel": {
    "year_built": 1925,
    "units": 7,
    "stories": 3,
    "rooms": 21,
    "bathrooms": 7,
    "lot_area_sqft": 1999,
    "building_area_sqft": 4680,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RM-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 0021 GUERRERO            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 31425,
    "assessed_improvement_value": 125241
  },
  "historic_status": {
    "ceqa_status_code": "C",
    "ceqa_status_code_article_10_11": "C",
    "ceqa_status_label": "Not a historical resource",
    "reason": "Historic Survey Result",
    "yearbuilt": "1925",
    "survey_name": "21 Guerrero Street",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201808278416",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2018-08-27",
      "status_date": "2018-08-31",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revision to original drawings to include missed wireless transmitter for waterfloe switch for ref 201808086804",
      "source": "sf-building-permits"
    },
    {
      "number": "201808086804",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2018-08-08",
      "status_date": "2018-09-21",
      "estimated_cost": 16000,
      "revised_cost": 16000,
      "description": "installation of wireless f/a system to replace (e)",
      "source": "sf-building-permits"
    },
    {
      "number": "M932647",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2018-05-31",
      "status_date": "2018-05-31",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201801249462",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2018-01-24",
      "status_date": "2018-02-01",
      "estimated_cost": 5500,
      "revised_cost": 5500,
      "description": "replacing 8 to 9 common area windows, replace less than 50% of back stairs due to dry rot. also to comply with nov#200997220.",
      "source": "sf-building-permits"
    },
    {
      "number": "201710040389",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-10-04",
      "status_date": "2018-12-14",
      "estimated_cost": 53000,
      "revised_cost": 53000,
      "description": "soft story retrofit per sfebc chapter 4d per engineering criteria 2016 cebc appendix a-4.",
      "source": "sf-building-permits"
    },
    {
      "number": "M133724",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2008-09-09",
      "status_date": "2008-09-09",
      "revised_cost": 1,
      "description": "street space only.",
      "source": "sf-building-permits"
    },
    {
      "number": "9415224",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1994-09-20",
      "status_date": "1995-02-24",
      "estimated_cost": 3500,
      "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=21",
      "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=3502038&$order=closed_roll_year%20DESC&$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=3502&lot=038",
      "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=3502038",
      "retrieved": "2026-07-31"
    },
    {
      "id": "market-octavia-survey-forms",
      "name": "Page & Turnbull for the San Francisco Planning Department, Market & Octavia Augmentation Survey, DPR 523 survey forms, fieldwork 2006, evaluations by Kelley & VerPlanck 2010",
      "query": "https://sfplanning.org/sites/default/files/documents/preserv/DPRforms/Gurrero%202-25.pdf",
      "listing": "https://sfplanning.org/historic-preservation-survey-forms-dpr523",
      "label": "Market & Octavia Survey DPR 523 form, 2006–2010",
      "retrieved": "2026-09-03"
    }
  ],
  "historic_survey": [
    {
      "survey": "Market & Octavia Survey (2006–2010)",
      "source": "market-octavia-survey-forms",
      "proposed_status_code": "6Z",
      "status_code_meaning": "Found ineligible for the National Register, the California Register and local designation through survey evaluation.",
      "style": "Classical Revival",
      "year_built_as_surveyed": "1925"
    }
  ]
}