{
  "address": "4644–4648 18th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/18th-street/4644/",
  "apn": "2658015",
  "block": "2658",
  "lot": "015",
  "eas_baseid": "422303",
  "coordinates": {
    "lat": 37.760645,
    "lng": -122.442199
  },
  "address_range": "4644–4648",
  "street_numbers_on_parcel": [
    "4644",
    "4646",
    "4648"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 3,
    "stories": 3,
    "rooms": 11,
    "bathrooms": 3,
    "bedrooms": 5,
    "lot_area_sqft": 1912,
    "building_area_sqft": 3255,
    "use": "Multi-Family Residential",
    "property_class": "TIC Bldg 4 units or less",
    "construction_type_code": "D",
    "zoning": "RH-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "4648 4644 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1747155,
    "assessed_improvement_value": 1164763,
    "last_sale_date": "2016-08-15"
  },
  "historic_status": {
    "ceqa_status_code": "B",
    "ceqa_status_code_article_10_11": "B",
    "ceqa_status_label": "Unevaluated",
    "reason": "No evaluation and 45 years or older",
    "yearbuilt": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201304094066",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2013-04-09",
      "status_date": "2013-08-01",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "water proof front landing next to front door. 8 x 8",
      "source": "sf-building-permits"
    },
    {
      "number": "200806093912",
      "type": "otc alterations permit",
      "status": "withdrawn",
      "filed": "2008-06-09",
      "status_date": "2008-08-06",
      "estimated_cost": 860,
      "revised_cost": 860,
      "description": "replace garage door, same size & location. comply with nov 200797796",
      "source": "sf-building-permits"
    },
    {
      "number": "M119089",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2008-05-12",
      "status_date": "2008-05-12",
      "revised_cost": 1,
      "description": "street space permit only.",
      "source": "sf-building-permits"
    },
    {
      "number": "200804048865",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-04-04",
      "status_date": "2008-08-29",
      "estimated_cost": 3000,
      "revised_cost": 3000,
      "description": "replace plywood sheathing and tiles on front porch.new waterproofing.",
      "source": "sf-building-permits"
    },
    {
      "number": "200804048928",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-04-04",
      "status_date": "2008-09-04",
      "estimated_cost": 22000,
      "revised_cost": 30000,
      "description": "replacement of kitchen cabinets and utilities, replacement of bath fixtures replace plaster and lathe with sheetrock, 5/8 type x gyp bd. no changes to architectural, structural, mech. elec on sep permits. in kind,",
      "source": "sf-building-permits"
    },
    {
      "number": "200803187351",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-03-18",
      "status_date": "2008-07-23",
      "estimated_cost": 18000,
      "revised_cost": 24000,
      "description": "replace non-conforming stairs and landing with new conforming structure. this will connect deck and landing issues as identified in the nov# 200797838. provide shear walls & holdowns on 1st, 2nd & 3rd floor north walls.",
      "source": "sf-building-permits"
    },
    {
      "number": "200802265585",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-02-26",
      "status_date": "2008-04-28",
      "estimated_cost": 7600,
      "revised_cost": 7600,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "200801031738",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-01-03",
      "status_date": "2008-10-02",
      "estimated_cost": 16000,
      "revised_cost": 16000,
      "description": "replace 26 weather damaged windows with new pellz architectural series to match (e). width in bedrooms will be adjested to meet code. widen / maintain egress width per cbc 310.4. street side east windows about 1\" wider to meet bedroom occupied code.",
      "source": "sf-building-permits"
    },
    {
      "number": "200712190843",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2007-12-19",
      "status_date": "2008-08-29",
      "estimated_cost": 18000,
      "revised_cost": 18000,
      "description": "structural reinforcing for ex. bldg. add colunm support, shear ply perimeter, tie down footings to foundation, add shear walls and nail joist to headers.",
      "source": "sf-building-permits"
    },
    {
      "number": "200405275062",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2004-05-27",
      "status_date": "2004-09-22",
      "estimated_cost": 8000,
      "revised_cost": 8000,
      "description": "repair 7'6\"x7'6\" room ad replaced diamaged and rutten wood @ the back end or the building",
      "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=18TH&street_type=ST&address_number=4644",
      "retrieved": "2026-07-28"
    },
    {
      "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=2658015&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=2658&lot=015",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=2658015",
      "retrieved": "2026-07-28"
    }
  ]
}