{
  "address": "307–311 Guerrero Street, San Francisco, CA 94103",
  "path": "/san-francisco/mission/guerrero-street/307/",
  "apn": "3555034",
  "block": "3555",
  "lot": "034",
  "eas_baseid": "359374",
  "coordinates": {
    "lat": 37.766192,
    "lng": -122.423975
  },
  "address_range": "307–311",
  "street_numbers_on_parcel": [
    "307",
    "309",
    "311"
  ],
  "parcel": {
    "year_built": 1911,
    "units": 8,
    "stories": 4,
    "rooms": 32,
    "bathrooms": 8,
    "lot_area_sqft": 2160,
    "building_area_sqft": 6139,
    "lot_depth_ft": 72,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 9,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0311 0307 GUERRERO            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 391919,
    "assessed_improvement_value": 1036626,
    "last_sale_date": "1999-02-02"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "Historic Survey Result",
    "yearbuilt": "1911",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202111021619",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-11-02",
      "status_date": "2022-03-18",
      "estimated_cost": 30000,
      "revised_cost": 38000,
      "description": "one unit: sheetrock, mud and tape unit except ceilings: remove and replace kitchen and bath cabinets and fixtures. sheetrock removal shall count towards non-structrual alterations percentage per sfebc 503.11.1.",
      "source": "sf-building-permits"
    },
    {
      "number": "M1178127",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-12-23",
      "status_date": "2019-12-23",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201912048640",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-12-04",
      "status_date": "2019-12-04",
      "estimated_cost": 6500,
      "revised_cost": 6500,
      "description": "as built fire alarm plans for app#201911187520",
      "source": "sf-building-permits"
    },
    {
      "number": "201911187520",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-11-18",
      "status_date": "2020-02-01",
      "estimated_cost": 10000,
      "revised_cost": 10000,
      "description": "upgrade extg fire alarm system and provide monitoring for the sprinkler system and low frequency sounderers in all sleeping area per sffc section 1103.7.6.1. ref app#201806293418 and ref sprinkler #201907317465",
      "source": "sf-building-permits"
    },
    {
      "number": "M1139388",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-09-17",
      "status_date": "2019-09-17",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201907317465",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-07-31",
      "status_date": "2019-12-05",
      "estimated_cost": 25000,
      "revised_cost": 25000,
      "description": "provide fire sprinkler protection for ground only and new underground fire service per nfpa 24. ref pa #201806293418.",
      "source": "sf-building-permits"
    },
    {
      "number": "201907085256",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2019-07-08",
      "status_date": "2026-01-09",
      "estimated_cost": 20000,
      "revised_cost": 0,
      "description": "revision to app#201806293418: 1)relocate electrical meters. 2)remove washer and dryer for both two units. 3)relocate windows in office, living room and bedroom (one unit). 4)change windows isze in living room and hallway (one unit)",
      "source": "sf-building-permits"
    },
    {
      "number": "M1097407",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-06-19",
      "status_date": "2019-06-19",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M1046627",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-03-05",
      "status_date": "2019-03-05",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201806293418",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2018-06-29",
      "status_date": "2019-06-24",
      "estimated_cost": 60000,
      "revised_cost": 180000,
      "description": "adu per ordinance 162-16 on basement floor (two units) both units w/ a bedroom, kitchen, living room, 3 fixtures full bath & an office per plan. structural deferred under separate permit. no cfc until structural approval and inspections.",
      "source": "sf-building-permits"
    },
    {
      "number": "201709127807",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-09-12",
      "status_date": "2019-07-17",
      "estimated_cost": 40000,
      "revised_cost": 40000,
      "description": "soft story retrofit per sfebc chapter 4d per engineering criteria 2016 cebc appendix a-4.",
      "source": "sf-building-permits"
    },
    {
      "number": "9912556",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-06-23",
      "status_date": "1999-10-23",
      "estimated_cost": 2000,
      "description": "not vis frm street, replace four windows and damaged wood",
      "source": "sf-building-permits"
    },
    {
      "number": "9909638",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-05-17",
      "status_date": "1999-06-24",
      "estimated_cost": 4500,
      "description": "repair existing balcony & stairs no change",
      "source": "sf-building-permits"
    },
    {
      "number": "9721495",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1997-10-24",
      "status_date": "1997-12-02",
      "estimated_cost": 5202,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "8311518",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1983-11-14",
      "status_date": "1984-01-09",
      "estimated_cost": 4000,
      "description": "install solar domestic water heating",
      "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=307",
      "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=3555034&$order=closed_roll_year%20DESC&$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=3555&lot=034",
      "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=3555034",
      "retrieved": "2026-07-31"
    },
    {
      "id": "inner-mission-north-context-statement",
      "name": "San Francisco Planning Department, Inner Mission North 1853-1943 Context Statement, dated on its cover 2005, adopted 2004",
      "query": "https://citypln-m-extnl.sfgov.org/SharedLinks.aspx?accesskey=ef5726f8f01317048294fa4befc3151c63c7d0f43ec4a26cbf5c21877a313274&VaultGUID=A4A7DACD-B0DC-4322-BD29-F6F07103C6E0",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Inner Mission North Context Statement, adopted 2004",
      "retrieved": "2026-08-15"
    }
  ],
  "historic_survey": {
    "survey": "Inner Mission North Context Statement, adopted 2004",
    "source": "inner-mission-north-context-statement",
    "note": "Contributor to the Mission Reconstruction District locally significant area (307-311 Guerrero St). Criterion C: the survey's proposed district for the northern Mission's rebuilding after the 1906 earthquake and fire, period of significance May 1906–1913, predominantly Classical Revival, Edwardian and Mission Revival in wood frame construction. Contributor to the Inner Mission Commercial Corridor locally significant area (307-311 Guerrero). Formerly called the 16th Street Commercial Corridor. Criterion C: San Francisco's largest concentration of residential-over-commercial and small-scale commercial buildings, spanning both pre-1906 and post-disaster construction, dated c. 1870s–1931."
  }
}