{"asOf":"2026-07-27T12:19:41.131Z","block":"1800-1899 N 4TH ST","blockUrl":"https://philadelphia.blockreport.homes/block/1800-1899-n-4th-st","address":"1834 N 4TH ST","parcelNumber":"183154600","source":"https://property.phila.gov/?p=183154600","ownerType":"absentee","kind":"house","isHouse":true,"home":true,"commercial":false,"residential":true,"taxExempt":false,"institutional":false,"buildingCode":"O56","buildingCodeNew":"25","buildingClass":"ROW 3 STY FRAME","buildingClassNew":"ROW MODERN","useLabel":"House","owner":"FOSSATI SILVIA","coOwner":null,"marketValue":513100,"landAssessment":102600,"improvementAssessment":410500,"livableArea":1722,"yearBuilt":2020,"lastSale":{"price":472000,"date":"2020-08-28T04:00:00Z"},"openViolations":0,"violations":[],"violationCases":[],"investigations":[],"taxOwed":0,"taxSnapshot":{"available":true,"asOf":"2022-06","matched":false},"taxDelinquencySnapshotAsOf":"2022-06","taxDelinquencySnapshotAvailable":true,"lat":39.97889143235045,"lng":-75.14137587631818,"geom":{"type":"Polygon","coordinates":[[[-75.141274066,39.978897432],[-75.141281814,39.97885916],[-75.141478111,39.978885716],[-75.141470248,39.978923533],[-75.141274066,39.978897432]]]},"liDistrict":null,"certifications":[],"cityRecordAvailability":{"violations":true,"investigations":true,"appeals":true,"certifications":true,"permits":true,"licenses":true},"zip":"19122","beds":3,"baths":null,"stories":3,"lotArea":784,"zoning":"RSA5","grade":null,"basement":"A","heater":"A","centralAir":true,"extCond":"1","intCond":"1","garage":null,"homestead":false,"mail":null,"appeals":[],"taxYears":[{"year":1978,"total":612.22,"principal":150.12,"interest":430.09,"penalty":10.51},{"year":1979,"total":588.22,"principal":150.12,"interest":421.09,"penalty":10.51},{"year":1980,"total":606.02,"principal":156.23,"interest":428.85,"penalty":10.94},{"year":1981,"total":651.27,"principal":170.78,"interest":458.54,"penalty":11.95},{"year":1982,"total":641.02,"principal":170.78,"interest":448.29,"penalty":11.95},{"year":1983,"total":399.97,"principal":107.28,"interest":275.18,"penalty":7.51},{"year":1984,"total":409.54,"principal":111.76,"interest":279.96,"penalty":7.82},{"year":1985,"total":402.83,"principal":111.76,"interest":273.25,"penalty":7.82},{"year":1986,"total":93.16,"principal":24.07,"interest":57.41,"penalty":1.68},{"year":1987,"total":89.38,"principal":23.38,"interest":54.36,"penalty":1.64},{"year":1988,"total":83.37,"principal":22,"interest":49.83,"penalty":1.54},{"year":1989,"total":81.4,"principal":21.8,"interest":48.07,"penalty":1.53},{"year":1990,"total":99.66,"principal":23.16,"interest":49.68,"penalty":1.62},{"year":1991,"total":102.41,"principal":24.34,"interest":50.75,"penalty":1.7},{"year":1992,"total":112.49,"principal":24.34,"interest":49.29,"penalty":1.7},{"year":1993,"total":110.77,"principal":24.34,"interest":47.83,"penalty":1.7},{"year":1994,"total":109.01,"principal":24.33,"interest":46.35,"penalty":1.7},{"year":1995,"total":107.25,"principal":24.32,"interest":44.87,"penalty":1.7},{"year":1996,"total":105.56,"principal":24.33,"interest":43.43,"penalty":1.7},{"year":1997,"total":103.84,"principal":24.33,"interest":41.97,"penalty":1.7},{"year":1998,"total":101.26,"principal":24.33,"interest":39.78,"penalty":1.7},{"year":1999,"total":98.67,"principal":24.33,"interest":37.59,"penalty":1.7},{"year":2000,"total":96.09,"principal":24.33,"interest":35.4,"penalty":1.7},{"year":2001,"total":93.5,"principal":24.33,"interest":33.21,"penalty":1.7},{"year":2002,"total":90.92,"principal":24.33,"interest":31.02,"penalty":1.7},{"year":2003,"total":88.33,"principal":24.33,"interest":28.83,"penalty":1.7},{"year":2004,"total":85.75,"principal":24.33,"interest":26.64,"penalty":1.7},{"year":2005,"total":83.17,"principal":24.33,"interest":24.45,"penalty":1.7},{"year":2006,"total":80.58,"principal":24.33,"interest":22.26,"penalty":1.7},{"year":2007,"total":78,"principal":24.33,"interest":20.07,"penalty":1.7},{"year":2008,"total":81.9,"principal":27.37,"interest":20.12,"penalty":1.92},{"year":2009,"total":79,"principal":27.37,"interest":17.66,"penalty":1.92},{"year":2010,"total":76.1,"principal":27.37,"interest":15.2,"penalty":1.92},{"year":2011,"total":78.09,"principal":30.08,"interest":13.99,"penalty":2.11},{"year":2012,"total":76.85,"principal":31.23,"interest":11.71,"penalty":2.19},{"year":2013,"total":75.34,"principal":32.36,"interest":9.22,"penalty":2.27},{"year":2014,"total":105.81,"principal":70.89,"interest":13.82,"penalty":4.96},{"year":2015,"total":98.28,"principal":70.89,"interest":7.44,"penalty":4.96},{"year":2016,"total":80.46,"principal":74.05,"interest":1.12,"penalty":0.74}],"taxNet":7157.49,"taxLien":true,"taxLedgerThrough":2016,"taxLedgerAvailable":true,"timesSold":3,"abated":true,"assessmentExemption":true,"exemptionBasisVerified":false,"valueSeries":[{"y":2016,"v":4600,"taxable":4600,"land":4600,"improvement":0,"taxableLand":4600,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2017,"v":18000,"taxable":18000,"land":18000,"improvement":0,"taxableLand":18000,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2018,"v":18000,"taxable":18000,"land":18000,"improvement":0,"taxableLand":18000,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2019,"v":18000,"taxable":18000,"land":18000,"improvement":0,"taxableLand":18000,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2020,"v":18000,"taxable":18000,"land":18000,"improvement":0,"taxableLand":18000,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2021,"v":18000,"taxable":18000,"land":18000,"improvement":0,"taxableLand":18000,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2022,"v":18000,"taxable":18000,"land":18000,"improvement":0,"taxableLand":18000,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2023,"v":118600,"taxable":118600,"land":118600,"improvement":0,"taxableLand":118600,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":0},{"y":2024,"v":470000,"taxable":94000,"land":94000,"improvement":376000,"taxableLand":94000,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":376000},{"y":2025,"v":493900,"taxable":98780,"land":98780,"improvement":395120,"taxableLand":98780,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":395120},{"y":2026,"v":493900,"taxable":98780,"land":98780,"improvement":395120,"taxableLand":98780,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":395120},{"y":2027,"v":513100,"taxable":102600,"land":102600,"improvement":410500,"taxableLand":102600,"taxableImprovement":0,"exemptLand":0,"exemptImprovement":410500}],"taxNow":1383,"familyHeld":false,"lastTransferNominal":false,"permits":[{"number":"999251","date":"2019-09-04","work":"Zoning/use","type":"ZP_ZON/USE","description":"ZONING/USE PERMIT","status":"COMPLETED","completedDate":"2019-09-04","scope":"FOR THE ERECTION OF AN ATTACHED STRUCTURE WITH CELLAR, ROOF DECK AND WITH PILOT HOUSE (SIZE AND LOCATION AS SHOWN ON THE PLAN) FOR USE AS SINGLE FAMILY HOUSEHOLD LIVING."},{"number":"999253","date":"2019-09-04","work":"New Construction","type":"Residential Building","description":"Residential Building Permit","status":"Completed","completedDate":"2020-08-04","scope":"PROPOSED 3 STORY SINGLE FAMILY STRUCTURE WITH CELLAR, PILOT HOUSE & ROOF DECK, SIZE & LOCATION PER PLANS. MAX HEIGHT FROM GRADE TO T.O. ROOF 38'-0\" MAX HEIGHT FROM T.O. ROOF TO T.O. PILOT HOUSE 10'-0\".(DETAILS AS SHOWN ON THE PLAN).CONTRACTOR SHALL PROVIDE SHORING PRIOR TO EXCAVATION AND ENGINEER SHALL BE AT SITE FOR UNDERPINNING.PLANS FILED UNDER AP# 999258"},{"number":"1028232","date":"2019-11-26","work":"New Construction","type":"Fire Suppression","description":"Fire Suppression Permit","status":"Completed","completedDate":"2020-08-04","scope":"INSTALL NEW FIRE SUPPRESSION SYSTEM AND 1\" COMBINED SERVICE IN ACCORDANCE WITH NFPA 13D THROUGHOUT THE ENTIRE BUILDING. ALL WORK SHALL COMPLY WITH THE APPROVED PLANS. ALL WORK SHALL BE PERFORMED BY A FIRE SUPPRESSION CONTRACTOR LICENSED BY THE CITY OF PHILADELPHIA."},{"number":"1032275","date":"2019-12-04","work":"New Construction or Additions","type":"Plumbing","description":"Plumbing Permit","status":"Completed","completedDate":"2020-08-04","scope":"WC,CT,FAI,HD,AD PA20193330928 \"SELF-CERTIFICATION'S ARE NO LONGER PERMITTED\" - EXCESS OF 5 FEET IN DEPTH MUST HAVE APPROVED SHORING IN PLACE AT THE TIME OF INSPECTION\" AND 3-WC,4-LAVS,2-SH,1BT,1KS,DW,1WM & HWH & STACK THE INSTALLATION WILL COMPLY WITH THE PHILADELPHIA PLUMBING CODE 2004"},{"number":"1036348","date":"2019-12-19","work":"New Construction","type":"Mechanical","description":"Mechanical / Fuel Gas Permit","status":"Completed","completedDate":"2020-07-29","scope":"EZ PERMIT DUCTWORK & WARM-AIR APPLIANCES-INSTALL ONE HVAC SYSTEM; 80000BTU 95% EFFICIENCY,3.5TON A/C WITH ALL REQUIRED DUCT WORK. For the installation if New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from these standards require submission of construction and site plans."},{"number":"1038392","date":"2019-12-31","work":"New Construction","type":"Electrical","description":"Electrical Permit","status":"Completed","completedDate":"2020-07-27","scope":"200AMP SERVICE COMPLETE AND WIRE THROUGHOUT SWITCHES, OUTLETS, LIGHT FIXTURES & SMOKE DETECTORS, TV/PHONE AS PER NEC 2014 NORTH CENTRAL DISTRICT"}],"storyTag":"New construction","storyDelta":null,"timeline":[{"y":2019,"k":"land","p":14000},{"y":2019,"k":"land","p":144000},{"y":2019,"k":"permit","w":"Zoning/use"},{"y":2019,"k":"permit","w":"New Construction"},{"y":2019,"k":"permit","w":"New Construction"},{"y":2019,"k":"permit","w":"New Construction or Additions"},{"y":2019,"k":"permit","w":"New Construction"},{"y":2019,"k":"permit","w":"New Construction"},{"y":2020,"k":"sale","p":472000}],"rented":false,"licenses":[],"licenseActivity":[],"businessLicenseSourceDate":"2026-07-25","signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 296% in 2024, but no matching permit appears in the property timeline.","evidence":["assessment moved from $118,600 to $470,000","no permit shown in 2023-2025"],"caveat":"Not proof of unpermitted work; reassessment, corrected data, or a permit under another parcel can also explain it."}],"legalChecks":[{"id":"use-occupancy","level":"attention","title":"Zoning approval is not the occupancy file","finding":"Use permit #999251: COMPLETED.","why":"Philadelphia says a zoning approval or Property Sales Certification can identify a use without proving that it was established under the Building Code. A change of use, unit count, exits, or fire rating can require a Building Permit and Certificate of Occupancy.","action":"Verify the lawful use, unit count, associated construction permits, and Certificate of Occupancy with L&I.","url":"https://www.phila.gov/services/permits-violations-licenses/get-a-certificate/get-a-certificate-of-occupancy/"},{"id":"abatement","level":"verify","title":"A reduced taxable assessment is not a verified abatement","finding":"OPA’s numeric assessment fields show a reduced taxable assessment; BlockReport has no official program determination for this parcel.","why":"The numeric treatment can reflect an improvement abatement or another exemption. It does not identify the ordinance, approval, start or end date, or continuation requirements after a transfer. Once OPA verifies a specific active abatement, many common programs attach the benefit to the property for the remaining term rather than ending automatically at sale, but some require a new-owner filing and continued qualifying use or tax compliance.","action":"Obtain the OPA exemption/abatement determination and history, then underwrite the buyer’s bill from the verified program terms.","url":"https://www.phila.gov/services/payments-assistance-taxes/taxes/property-and-real-estate-taxes/get-real-estate-tax-relief/get-a-property-tax-abatement/"}],"closingChecks":[{"title":"Property Sales Certification","body":"The seller must obtain Philadelphia’s certificate showing the base zoning, last use in the zoning record, and open violations. The City warns that it does not prove Building Code occupancy or show zoning overlays.","action":"Obtain the fresh certificate and compare it with the CO, permits, and Atlas overlays.","url":"https://www.phila.gov/services/permits-violations-licenses/get-a-certificate/get-a-property-sales-certification/"},{"title":"Date-effective City Property Payoff","body":"The Tax Center Property Payoff covers Real Estate Tax, Commercial Trash, and L&I abatement-work invoices. Philadelphia says it does not include business-tax debts or liens, water and sewer charges, or fines for code violations.","action":"Request the City statement effective through settlement; read every period and invoice.","url":"https://www.phila.gov/guides/philadelphia-tax-center/what-to-do/"},{"title":"Professional title and water-lien searches","body":"OPA ownership, deed summaries, and a zero tax balance are not clear title. Mortgages, judgments, municipal claims, water liens, easements, heirs, and other encumbrances require separate searches.","action":"Use a Pennsylvania lawyer/title company and obtain owner’s title insurance; order the separate water search/payoff.","url":"https://www.phila.gov/2026-04-07-why-title-insurance-is-your-best-friend-when-buying-a-home-in-philadelphia/","secondaryUrl":"https://www.phila.gov/services/water-gas-utilities/pay-or-dispute-a-water-bill/resolve-water-liens-judgments/"},{"title":"Seller-specific tax relief is not the buyer’s bill","body":"LOOP and low-income or senior Real Estate Tax freezes depend on the qualifying owner and continued program eligibility; a buyer cannot assume the seller’s capped or frozen bill continues. A separately verified property abatement often remains with the property for its remaining term, but program-specific new-owner filing, use, and tax-compliance conditions still must be confirmed—not inferred from the reduced assessment alone.","action":"Have Revenue or OPA identify every current benefit, model the buyer’s bill without seller-specific relief, and confirm any verified abatement in writing.","url":"https://www.phila.gov/services/payments-assistance-taxes/payment-plans-and-assistance-programs/income-based-programs-for-residents/apply-for-the-longtime-owner-occupants-program-loop/","secondaryUrl":"https://www.phila.gov/services/payments-assistance-taxes/taxes/property-and-real-estate-taxes/get-real-estate-tax-relief/tax-freeze/"},{"title":"Seller disclosure and independent inspections","body":"For a covered Pennsylvania residential transfer, obtain the statutory seller disclosure. It reports the seller’s knowledge; it is not a warranty, title search, code review, or substitute for inspections.","action":"Have the agreement and disclosure reviewed for this transaction’s coverage and exceptions.","url":"https://www.pa.gov/agencies/dos/department-and-offices/bpoa/boards-commissions/real-estate-commission"}]}