{
  "address": "3515–3517 23rd Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/23rd-street/3515/",
  "apn": "3646026",
  "block": "3646",
  "lot": "026",
  "eas_baseid": "364254",
  "coordinates": {
    "lat": 37.753409,
    "lng": -122.421939
  },
  "address_range": "3515–3517",
  "street_numbers_on_parcel": [
    "3515",
    "3517"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 2,
    "stories": 2,
    "rooms": 13,
    "bathrooms": 3,
    "lot_area_sqft": 2705,
    "building_area_sqft": 2116,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 9,
    "assessor_neighborhood": "Noe Valley",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "3517 3515 23RD                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 47100,
    "assessed_improvement_value": 32551
  },
  "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",
    "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": "202406063907",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2024-06-06",
      "status_date": "2024-06-06",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "comply to 202422842 #2,3,4. repair or replace damaged treads and risers at front exterior and stair posts; repair or rpelace front exterior, and stair posts; repair or replace all water damaged exterior surfaces including: siding on east side along the garage roof, lower section rear door.",
      "source": "sf-building-permits"
    },
    {
      "number": "201402249124",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2014-02-24",
      "status_date": "2026-01-09",
      "estimated_cost": 1000,
      "revised_cost": 5000,
      "description": "replace exterior siding on west end of building.",
      "source": "sf-building-permits"
    },
    {
      "number": "200809050929",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-09-05",
      "status_date": "2008-09-11",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "to complete work for appl#200610235773",
      "source": "sf-building-permits"
    },
    {
      "number": "200710266623",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2007-10-26",
      "status_date": "2010-09-03",
      "estimated_cost": 8800,
      "revised_cost": 8800,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "200706063128",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2007-06-06",
      "status_date": "2007-06-06",
      "estimated_cost": 500,
      "revised_cost": 500,
      "description": "revision to app #2006/10/23/5773 in window replacement to replace all damaged window framing",
      "source": "sf-building-permits"
    },
    {
      "number": "200610235773",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2006-10-23",
      "status_date": "2008-09-11",
      "estimated_cost": 3000,
      "revised_cost": 3000,
      "description": "new siding in lightwell and replace existing windows (total 6 windows not visable from street) ue .66",
      "source": "sf-building-permits"
    },
    {
      "number": "200607217218",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2006-07-21",
      "status_date": "2006-11-14",
      "estimated_cost": 12000,
      "revised_cost": 12000,
      "description": "replace rear stairs in kind. replace siding at east wall at side.",
      "source": "sf-building-permits"
    },
    {
      "number": "200606073351",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2006-06-07",
      "status_date": "2006-11-14",
      "estimated_cost": 9500,
      "revised_cost": 9500,
      "description": "repair dryrot damage to rear stairs to include replace ment of striners and treads, rebuild railing to code. replace damaged siding where needed at rear. less than 50 % of structure.",
      "source": "sf-building-permits"
    },
    {
      "number": "9217730",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1992-10-09",
      "status_date": "1992-11-30",
      "estimated_cost": 1,
      "description": "permit renewal pa 9026272",
      "source": "sf-building-permits"
    },
    {
      "number": "9026272",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1991-01-02",
      "status_date": "1992-10-16",
      "estimated_cost": 146000,
      "description": "horizontal addition",
      "source": "sf-building-permits"
    },
    {
      "number": "9010247",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "1990-05-29",
      "status_date": "1991-04-23",
      "estimated_cost": 75000,
      "description": "earthquake repair",
      "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=23RD&street_type=ST&address_number=3515",
      "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=3646026&$order=closed_roll_year%20DESC&$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=3646&lot=026",
      "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=3646026",
      "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(-122.4219386588519%2037.75340943398997)%27)",
      "retrieved": "2026-07-31"
    }
  ]
}