{
  "address": "2770 23rd Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/23rd-street/2770/",
  "apn": "4152021A",
  "block": "4152",
  "lot": "021A",
  "eas_baseid": "369610",
  "coordinates": {
    "lat": 37.754591,
    "lng": -122.407892
  },
  "parcel": {
    "year_built": 1900,
    "units": 1,
    "stories": 2,
    "rooms": 6,
    "bathrooms": 1,
    "bedrooms": 2,
    "lot_area_sqft": 1285,
    "building_area_sqft": 1454,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "2772 2770 23RD                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 837292,
    "assessed_improvement_value": 320917,
    "last_sale_date": "2021-09-27"
  },
  "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": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202301110006",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "2023-01-11",
      "status_date": "2024-09-19",
      "estimated_cost": 225000,
      "revised_cost": 225000,
      "description": "vertical addition to create 3rd floor into livable space by raising attic roof, add gas tankless water heater and ductless mini-split",
      "source": "sf-building-permits"
    },
    {
      "number": "202208251277",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-08-25",
      "status_date": "2024-09-19",
      "estimated_cost": 60000,
      "revised_cost": 90000,
      "description": "interior stair to 3/f attic, one dormer, remodel 3rd bathroom @ 2/f, new study @ portion of attic floor, attic floor to be upgraded. new double hung aluminum clad wood windows to replace fixed windows at front facade. new horizontal wood siding at front facade.",
      "source": "sf-building-permits"
    },
    {
      "number": "202112023537",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-12-02",
      "status_date": "2024-09-16",
      "estimated_cost": 120000,
      "revised_cost": 120000,
      "description": "voluntary seismic retrofit and foundation replacement except at rear line 5. no room layout change. no wall layout change.",
      "source": "sf-building-permits"
    },
    {
      "number": "202110140484",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-10-14",
      "status_date": "2024-09-16",
      "estimated_cost": 8000,
      "revised_cost": 8000,
      "description": "replace 9 new windows front of bldg,repair front steps & siding repair ~100 sqft.",
      "source": "sf-building-permits"
    },
    {
      "number": "202109309535",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-09-30",
      "status_date": "2024-09-06",
      "estimated_cost": 60000,
      "revised_cost": 110000,
      "description": "one kitchen remodel, in kind bathroom remodels (2 full one 1/2 bath), redo flooring (1000 sqft) redo drywall (50% of unit), minor dry rot repairs, replace 3-5 windows (same locations) repair rear deck stairs (<50%), all work at the rear not the front facade (e.o) 9/30/2021",
      "source": "sf-building-permits"
    },
    {
      "number": "8808759",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1988-06-29",
      "status_date": "1988-08-18",
      "estimated_cost": 1200,
      "description": "replace plaster walls with sheetrock , drywall and windows",
      "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=2770",
      "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=4152021A&$order=closed_roll_year%20DESC&$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=4152&lot=021A",
      "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=4152021A",
      "retrieved": "2026-07-31"
    }
  ]
}