{"asOf":"2026-07-23T06:28:14.667Z","block":"9500-9599 ALTON ST","blockUrl":"https://philadelphia.blockreport.homes/block/9500-9599-alton-st","address":"9500 ALTON ST","parcelNumber":"581311200","source":"https://property.phila.gov/?p=581311200","ownerType":"owner-occupied","kind":"house","isHouse":true,"home":true,"commercial":false,"residential":true,"taxExempt":false,"institutional":false,"buildingCode":"B10","buildingCodeNew":"03","buildingClass":"DET W/GAR 1 STY MASONRY","buildingClassNew":"RANCH","useLabel":"House","owner":"MAI MUYING","coOwner":null,"marketValue":484300,"landAssessment":96860,"improvementAssessment":387440,"livableArea":1776,"yearBuilt":1965,"lastSale":{"price":395000,"date":"2022-09-08T04:00:00Z"},"openViolations":0,"violations":[{"number":"3290268","date":"2014-08-08","code":"CP-01","title":"CLIP VIOLATION NOTICE","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3290269","date":"2014-08-12","code":"CP-101","title":"LICENSE - RENTAL PROPERTY","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3345592","date":"2014-10-01","code":"A-901.13/1","title":"PENALTY- NO BLDG PERM INFO","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3345591","date":"2014-10-01","code":"A-301.1/7","title":"PERMB- INT DEMOL WALLS ETC","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3345590","date":"2014-10-01","code":"A-301.1/4","title":"PERMB- ALTER REPAIR INT PART","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"VI-2022-094488","date":"2022-12-22","code":"PM15-308.1","title":"RUBBISH & GARBAGE","status":"COMPLIED","resolutionDate":"2023-01-06","resolution":"COMPLIED - OWNER REPAIR"}],"violationCases":[{"number":"447632","type":"STANDARD","priority":"STANDARD","responsibility":"CLIP","status":"CLOSED","createdDate":"2014-08-12","completedDate":"2014-09-30","violations":[{"number":"3290268","date":"2014-08-08","code":"CP-01","title":"CLIP VIOLATION NOTICE","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3290269","date":"2014-08-12","code":"CP-101","title":"LICENSE - RENTAL PROPERTY","status":"COMPLIED","resolutionDate":null,"resolution":null}]},{"number":"455123","type":"CONSTRUCTION SERVICES","priority":"CONSTRUCTION SERVICES","responsibility":"DE","status":"CLOSED","createdDate":"2014-10-01","completedDate":"2014-10-31","violations":[{"number":"3345592","date":"2014-10-01","code":"A-901.13/1","title":"PENALTY- NO BLDG PERM INFO","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3345591","date":"2014-10-01","code":"A-301.1/7","title":"PERMB- INT DEMOL WALLS ETC","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3345590","date":"2014-10-01","code":"A-301.1/4","title":"PERMB- ALTER REPAIR INT PART","status":"COMPLIED","resolutionDate":null,"resolution":null}]},{"number":"CF-2022-125407","type":"NOTICE OF VIOLATION","priority":"STANDARD","responsibility":"CLIP","status":"CLOSED","createdDate":"2022-12-22","completedDate":"2023-01-06","violations":[{"number":"VI-2022-094488","date":"2022-12-22","code":"PM15-308.1","title":"RUBBISH & GARBAGE","status":"COMPLIED","resolutionDate":"2023-01-06","resolution":"COMPLIED - OWNER REPAIR"}]}],"violYears":[{"y":2014,"n":5,"worst":null},{"y":2022,"n":1,"worst":null}],"investigations":[{"caseNumber":"455123","date":"2014-10-01","type":"BP_BLDG","status":"FAILED"},{"caseNumber":"455123","date":"2014-10-09","type":"BP_BLDG","status":"PASSED"},{"caseNumber":"CF-2022-125407","date":"2022-12-22","type":null,"status":"FAILED"},{"caseNumber":"CF-2022-125407","date":"2023-01-06","type":null,"status":"PASSED"}],"inspYears":[{"y":2014,"fails":1,"passes":1},{"y":2022,"fails":1,"passes":0},{"y":2023,"fails":0,"passes":1}],"taxOwed":0,"taxSnapshot":{"available":true,"asOf":"2022-06","matched":false},"taxDelinquencySnapshotAsOf":"2022-06","taxDelinquencySnapshotAvailable":true,"lat":40.0899441298095,"lng":-75.04455025054828,"geom":{"type":"Polygon","coordinates":[[[-75.04420704,40.089952462],[-75.044261326,40.089882794],[-75.044343875,40.08982543],[-75.044434511,40.089792663],[-75.044540889,40.089783544],[-75.044649384,40.08979656],[-75.044755232,40.089838595],[-75.044818584,40.089883127],[-75.044893251,40.089984911],[-75.044546417,40.090138403],[-75.04420704,40.089952462]]]},"liDistrict":"EAST","certifications":[],"cityRecordAvailability":{"violations":true,"investigations":true,"appeals":true,"certifications":true,"permits":true,"licenses":true},"zip":"19115","beds":3,"baths":1,"stories":1,"lotArea":15392,"zoning":"RSD1","grade":"C","basement":"C","heater":"A","centralAir":true,"extCond":"4","intCond":"3","garage":1,"homestead":true,"mail":"9500 ALTON ST, PHILADELPHIA PA, 19115","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"taxLedgerThrough":2016,"taxLedgerAvailable":true,"timesSold":2,"abated":false,"assessmentExemption":false,"exemptionBasisVerified":false,"valueSeries":[{"y":2016,"v":245900,"taxable":245900,"land":160620,"improvement":85280,"taxableLand":160620,"taxableImprovement":85280,"exemptLand":0,"exemptImprovement":0},{"y":2017,"v":245900,"taxable":245900,"land":73770,"improvement":172130,"taxableLand":73770,"taxableImprovement":172130,"exemptLand":0,"exemptImprovement":0},{"y":2018,"v":245900,"taxable":245900,"land":73770,"improvement":172130,"taxableLand":73770,"taxableImprovement":172130,"exemptLand":0,"exemptImprovement":0},{"y":2019,"v":271200,"taxable":271200,"land":81360,"improvement":189840,"taxableLand":81360,"taxableImprovement":189840,"exemptLand":0,"exemptImprovement":0},{"y":2020,"v":283200,"taxable":283200,"land":84960,"improvement":198240,"taxableLand":84960,"taxableImprovement":198240,"exemptLand":0,"exemptImprovement":0},{"y":2021,"v":283200,"taxable":283200,"land":84960,"improvement":198240,"taxableLand":84960,"taxableImprovement":198240,"exemptLand":0,"exemptImprovement":0},{"y":2022,"v":283200,"taxable":283200,"land":84960,"improvement":198240,"taxableLand":84960,"taxableImprovement":198240,"exemptLand":0,"exemptImprovement":0},{"y":2023,"v":355200,"taxable":355200,"land":71000,"improvement":284200,"taxableLand":71000,"taxableImprovement":284200,"exemptLand":0,"exemptImprovement":0},{"y":2024,"v":355200,"taxable":355200,"land":71000,"improvement":284200,"taxableLand":71000,"taxableImprovement":284200,"exemptLand":0,"exemptImprovement":0},{"y":2025,"v":462800,"taxable":362800,"land":92560,"improvement":370240,"taxableLand":92560,"taxableImprovement":270240,"exemptLand":0,"exemptImprovement":100000},{"y":2026,"v":462800,"taxable":362800,"land":92560,"improvement":370240,"taxableLand":92560,"taxableImprovement":270240,"exemptLand":0,"exemptImprovement":100000},{"y":2027,"v":484300,"taxable":384300,"land":96860,"improvement":387440,"taxableLand":96860,"taxableImprovement":287440,"exemptLand":0,"exemptImprovement":100000}],"taxNow":5078,"familyHeld":false,"lastTransferNominal":false,"permits":[{"number":"566339","date":"2014-10-07","work":"Alteration","type":"BP_ALTER","description":"ALTERATION PERMIT","status":"COMPLETED","completedDate":"2014-11-04","scope":"INTERIOR ALTERATIONS TO A SINGLE FAMILY DWELLING. APPLICANTS AGREES TO LIMIT THE CONSTRUCTION TO COMPLY WITH EZ PERMIT STANDARD FOR INTERIOR DATED FEBRUARY 2007. ANY DEVIATIONS FROM THIS STANDARD WILL RESULT IN THE REVOCATION OF THIS PERMIT AND THE IMPOSITION OF FURTHER PENALTIES. CEILING AND WALL REPAIR IN LIVING ROOM NEW GWB IN LIVING ROOM"},{"number":"567682","date":"2014-10-14","work":"Plumbing","type":"PP_PLUMBNG","description":"PLUMBING PERMIT","status":"COMPLETED","completedDate":"2014-11-04","scope":"REPLACE FIXTURES WITH NEW 2 TOILETS,2 SINKS,1 SHOWER,1 IDEAL BEND (SFD)THE INSTALLATION WILL COMPLY WITH THE PHILADELPHIA PLUMBING CODE 2004"},{"number":"570157","date":"2014-10-24","work":"Electrical","type":"EP_ELECTRL","description":"ELECTRICAL PERMIT","status":"COMPLETED","completedDate":"2014-12-11","scope":"REMOVE 2 LIGHT SWITCHES,INSTALL 3 OUTLETS AND INSTALL 6 SMOKE DETECTORS PER 2008 NEC (SFD)"},{"number":"GM-2020-001021","date":"2020-04-23","work":"Roof Covering Replacement","type":"General Permit Minor","description":"General Permit Minor","status":"Completed","completedDate":"2021-04-20","scope":"EZ Roof Covering Replacement Removal of all roofing materials down to but not including any plywood. Install ice & water shield, synthetic underlayment, drip edge, starter shingles, pipe flashings, chimney flashing, architectural shingles, ridge vent, and ridge caps."},{"number":"MP-2025-000725","date":"2025-02-10","work":"Addition and/or Alterations","type":"Mechanical","description":"Mechanical / Fuel Gas Permit","status":"Issued","completedDate":null,"scope":"EZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from these standards require submission of construction and site plans. Replacement installation of an existing Oil fired furnace of same kind. NO OTHER WORK PERMITTED ON THIS PERMIT. No penetrations to fire-rated assemblies. NO NEW DUCTWORK proposed on ductwork or common areas"}],"storyTag":"Renovated & sold on","storyDelta":1.08,"timeline":[{"y":2012,"k":"sale","p":190000},{"y":2014,"k":"viol","w":"5 L&I violations"},{"y":2014,"k":"insp","w":"L&I: 1 failed, 1 passed"},{"y":2014,"k":"permit","w":"Alteration"},{"y":2014,"k":"permit","w":"Plumbing"},{"y":2014,"k":"permit","w":"Electrical"},{"y":2020,"k":"permit","w":"Roof Covering Replacement"},{"y":2022,"k":"viol","w":"L&I violation"},{"y":2022,"k":"insp","w":"Inspection failed"},{"y":2022,"k":"sale","p":395000},{"y":2023,"k":"insp","w":"Inspection passed"},{"y":2025,"k":"permit","w":"Addition and/or Alterations"}],"rented":false,"licenses":[{"number":"640853","type":"Rental","status":"Inactive","businessName":"HYE SON CLARK","legalName":"HYE SON CLARK","address":"9500 ALTON ST","revenueCode":"3202","rentalCategory":"Residential Dwellings","units":1,"issuedDate":"2014-09-08","latestIssueDate":"2014-09-08","expirationDate":"2015-02-28","inactiveDate":"2015-04-29"}],"licenseActivity":[{"number":"640853","type":"Rental","businessName":"HYE SON CLARK","legalName":"HYE SON CLARK","issuedDate":"2014-09-08","latestIssueDate":"2014-09-08","closureDate":"2015-04-29","expirationDate":"2015-02-28","inactiveDate":"2015-04-29","status":"Inactive","statusLabel":"Inactive","active":false}],"businessLicenseSourceDate":"2026-07-21","signals":[{"kind":"post-purchase-work","level":"watch","title":"Post-purchase work pattern","summary":"A recorded purchase followed by 1 permit event matches the early part of a renovate-and-resell sequence.","evidence":["purchase recorded in 2022","permit activity in 2025"],"caveat":"This does not show that the property is listed or that a sale is planned."}],"legalChecks":[{"id":"permit-status","level":"attention","title":"A permit row needs file-level verification","finding":"1 permit not marked completed: MP-2025-000725 (Issued).","why":"Issued work is not the same as approved final work. L&I uses final inspections and required certifications to close construction permits; expired, withdrawn, and completed are different City statuses.","action":"Open the permit file and confirm final inspections, holds, and any resulting occupancy certificate.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections-by-permit-type/"},{"id":"investigations","level":"verify","title":"Failed inspections are dated events—not the current condition","finding":"2 failed, 2 passed, and 0 CLOSED investigation outcomes are in the fetched history; the latest dated visit was PASSED on Jan 6, 2023.","why":"A PASSED or FAILED value applies to that inspection visit. CLOSED is a separate source status; none of the three alone proves the parent permit or violation case closed—or describes today’s condition.","action":"Open the parent case/permit for each material failure and confirm its later disposition.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections-by-permit-type/"},{"id":"homestead","level":"verify","title":"Homestead is tied to owner occupancy and the deed","finding":"OPA shows the Homestead Exemption.","why":"Philadelphia limits Homestead to an owner’s primary residence. The City says a deed change can require a new application or update.","action":"A buyer should apply in their own name and not assume the seller’s benefit continues.","url":"https://www.phila.gov/documents/homestead-exemption-application/"},{"id":"violations","level":"clear","title":"No open violation; closed history remains relevant","finding":"The fetched record shows 0 open and 6 historical violations across 3 cases.","why":"A closed case is materially better than an open one, but it does not by itself prove that every altered use, unit, or concealed condition matches today’s approvals.","action":"Use the closed cases to target the inspection and occupancy-file review.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections/violation-and-order-types/"}],"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. Because OPA dates this building before 1978, separately obtain the required federal/City lead disclosures and any test results.","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"}]}