{"asOf":"2026-07-24T23:50:26.423Z","block":"3500-3599 HAMILTON ST","blockUrl":"https://philadelphia.blockreport.homes/block/3500-3599-hamilton-st","address":"3521 HAMILTON ST","parcelNumber":"241191300","source":"https://property.phila.gov/?p=241191300","ownerType":"absentee","kind":"house","isHouse":true,"home":true,"commercial":false,"residential":true,"taxExempt":false,"institutional":false,"buildingCode":"H50","buildingCodeNew":"36","buildingClass":"SEMI/DET 3 STY MASONRY","buildingClassNew":"TWIN OLD STYLE","useLabel":"House","owner":"CHEN, DE SHENG","coOwner":"LIN, MEIMEI","marketValue":611700,"landAssessment":122340,"improvementAssessment":489360,"livableArea":2940,"yearBuilt":1930,"lastSale":{"price":275138,"date":"2013-10-03T04:00:00Z"},"openViolations":0,"violations":[{"number":"3683721","date":"2015-07-13","code":"PM-302.3/1","title":"EXT A-CLEAN WEEDS/PLANTS","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"3682023","date":"2015-08-01","code":"PM-302.3/1","title":"EXT A-CLEAN WEEDS/PLANTS","status":"COMPLIED","resolutionDate":null,"resolution":null},{"number":"4497551","date":"2016-02-01","code":"9-3902 (2)","title":"MULTI FAMILY (R2)","status":"COMPLIED","resolutionDate":null,"resolution":null}],"violationCases":[{"number":"491237","type":"STANDARD","priority":"STANDARD","responsibility":"HCEU","status":"CLOSED","createdDate":"2015-07-14","completedDate":"2015-11-05","violations":[{"number":"3683721","date":"2015-07-13","code":"PM-302.3/1","title":"EXT A-CLEAN WEEDS/PLANTS","status":"COMPLIED","resolutionDate":null,"resolution":null}]},{"number":"495259","type":"STANDARD","priority":"STANDARD","responsibility":"VS","status":"CLOSED","createdDate":"2015-08-01","completedDate":"2016-01-04","violations":[{"number":"3682023","date":"2015-08-01","code":"PM-302.3/1","title":"EXT A-CLEAN WEEDS/PLANTS","status":"COMPLIED","resolutionDate":null,"resolution":null}]},{"number":"518244","type":"STANDARD","priority":"STANDARD","responsibility":"HCEU","status":"CLOSED","createdDate":"2016-02-02","completedDate":"2018-02-21","violations":[{"number":"4497551","date":"2016-02-01","code":"9-3902 (2)","title":"MULTI FAMILY (R2)","status":"COMPLIED","resolutionDate":null,"resolution":null}]}],"violYears":[{"y":2015,"n":2,"worst":null},{"y":2016,"n":1,"worst":null}],"investigations":[{"caseNumber":"491237","date":"2015-07-13","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"495259","date":"2015-08-01","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"495259","date":"2015-08-18","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"491237","date":"2015-08-18","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"491237","date":"2015-11-05","type":"HCEU INSP","status":"PASSED"},{"caseNumber":"495259","date":"2015-12-31","type":"HCEU INSP","status":"PASSED"},{"caseNumber":"518244","date":"2016-02-01","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"518244","date":"2016-09-08","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"518244","date":"2017-02-07","type":"HCEU INSP","status":"CLOSED"},{"caseNumber":"518244","date":"2017-08-16","type":"PRECOURT","status":"CLOSED"},{"caseNumber":"518244","date":"2017-11-01","type":"PRECOURT","status":"CLOSED"},{"caseNumber":"518244","date":"2017-12-22","type":"PRECOURT","status":"PASSED"}],"inspYears":[{"y":2015,"fails":4,"passes":2},{"y":2016,"fails":2,"passes":0},{"y":2017,"fails":0,"passes":1}],"taxOwed":0,"taxSnapshot":{"available":true,"asOf":"2022-06","matched":false},"taxDelinquencySnapshotAsOf":"2022-06","taxDelinquencySnapshotAvailable":true,"lat":39.96214598471627,"lng":-75.19377639090843,"geom":{"type":"Polygon","coordinates":[[[-75.193721656,39.962004398],[-75.193791928,39.961995743],[-75.193849673,39.962287748],[-75.193760866,39.962294039],[-75.193703242,39.962006662],[-75.193721656,39.962004398]]]},"liDistrict":"CENTRAL WEST","certifications":[],"cityRecordAvailability":{"violations":true,"investigations":true,"appeals":true,"certifications":true,"permits":true,"licenses":true},"zip":"19104","beds":null,"baths":null,"stories":3,"lotArea":2710,"zoning":"RSA3","grade":"B","basement":"D","heater":null,"centralAir":null,"extCond":"4","intCond":"4","garage":null,"homestead":false,"mail":"3802 LANCASTER AVENUE, PHILADELPHIA PA, 19104","mailOut":false,"appeals":[{"type":"Zoning board appeal","grounds":"PERMIT THE APPLICATION IS FOR A MULTI-FAMILY HOUSEHOLD LIVING (5 FAMILIES) WITHIN AN EXISTING THREE STORY SEMI-DETACHED BUILDING.","status":"OPEN","outcome":"HELD","date":"2014-09-17","number":"22046","relatedPermit":"510851"}],"taxYears":[],"taxNet":0,"taxLien":false,"taxLedgerThrough":2016,"taxLedgerAvailable":true,"timesSold":2,"abated":false,"assessmentExemption":false,"exemptionBasisVerified":false,"valueSeries":[{"y":2016,"v":262200,"taxable":262200,"land":71266,"improvement":190934,"taxableLand":71266,"taxableImprovement":190934,"exemptLand":0,"exemptImprovement":0},{"y":2017,"v":262200,"taxable":262200,"land":39330,"improvement":222870,"taxableLand":39330,"taxableImprovement":222870,"exemptLand":0,"exemptImprovement":0},{"y":2018,"v":262200,"taxable":262200,"land":39330,"improvement":222870,"taxableLand":39330,"taxableImprovement":222870,"exemptLand":0,"exemptImprovement":0},{"y":2019,"v":350000,"taxable":350000,"land":52500,"improvement":297500,"taxableLand":52500,"taxableImprovement":297500,"exemptLand":0,"exemptImprovement":0},{"y":2020,"v":93500,"taxable":93500,"land":28050,"improvement":65450,"taxableLand":28050,"taxableImprovement":65450,"exemptLand":0,"exemptImprovement":0},{"y":2021,"v":93500,"taxable":93500,"land":28050,"improvement":65450,"taxableLand":28050,"taxableImprovement":65450,"exemptLand":0,"exemptImprovement":0},{"y":2022,"v":93500,"taxable":93500,"land":28050,"improvement":65450,"taxableLand":28050,"taxableImprovement":65450,"exemptLand":0,"exemptImprovement":0},{"y":2023,"v":209800,"taxable":209800,"land":41960,"improvement":167840,"taxableLand":41960,"taxableImprovement":167840,"exemptLand":0,"exemptImprovement":0},{"y":2024,"v":209800,"taxable":209800,"land":41960,"improvement":167840,"taxableLand":41960,"taxableImprovement":167840,"exemptLand":0,"exemptImprovement":0},{"y":2025,"v":305300,"taxable":305300,"land":61060,"improvement":244240,"taxableLand":61060,"taxableImprovement":244240,"exemptLand":0,"exemptImprovement":0},{"y":2026,"v":305300,"taxable":305300,"land":61060,"improvement":244240,"taxableLand":61060,"taxableImprovement":244240,"exemptLand":0,"exemptImprovement":0},{"y":2027,"v":611700,"taxable":611700,"land":122340,"improvement":489360,"taxableLand":122340,"taxableImprovement":489360,"exemptLand":0,"exemptImprovement":0}],"taxNow":4274,"familyHeld":false,"lastTransferNominal":false,"permits":[{"number":"506057","date":"2013-11-14","work":"Plumbing","type":"PP_PLUMBNG","description":"PLUMBING PERMIT","status":"EXPIRED","completedDate":null,"scope":"REPLACE 1 WATER CLOSET, 3 LAVY SINKS, 2 STAN SHOERS AND OE LAUNDRY DRAIN, WITH SOME PIPING HOT AND COLD WATER LINES"},{"number":"1012134","date":"2019-09-19","work":"Interior Non-Load-Bearing Wall Demo.","type":"General Permit Minor","description":"General Permit Minor","status":"Completed","completedDate":"2020-09-15","scope":"EZ PERMIT STANDARDS ALTERATIONS- For alterations to an Existing One Family Dwelling as per attached standard. Deviations from this standard will result in permit revocation and require submission of construction plans. STRUCTURAL ALTERATION OR REPAIR IS EXPRESSLY PROHIBITED UNDER THIS PERMIT. PROHIBITED STRUCTURAL WORK INCLUDES ANY MODIFICATION TO EXTERIOR WALLS, PARTY WALLS, FLOOR/ROOF FRAMING OR FOUNDATIONS; INCLUDING UNDERPINNING, EXCAVATION, AND REMOVAL OF FOUNDATION SLAB. NO WORK MAY BE PEFORMED IN THE BASEMENT OR CELLAR)"},{"number":"1014617","date":"2019-09-27","work":"New Construction","type":"Electrical","description":"Electrical Permit","status":"Completed","completedDate":"2020-08-27","scope":"UPGRADE TO 200A 120/240V MAIN SERVICE & METER, PANEL AND GROUNDING & WIRING THROUGHOUT SWITCHES, LIGHTS, OUTLETS & SMOKES/CO AS PER NEC 2014 WEST DISTRICT"},{"number":"1016109","date":"2019-10-03","work":"Alterations","type":"Plumbing","description":"Plumbing Permit","status":"Completed","completedDate":"2020-09-16","scope":"INSTALL STACK,WASTE AND WATER LINES TO 6-WATER CLOSETS,6-LAVS,6-TUBS/SHOWERS,1-KITCHEN SINK,1-WASHER,1-DISHWASHER,1-LAUNDRY SINK AND 1-WATER HEATER.THE INSTALLATION WILL COMPLY WITH THE PHILADELPHIA PLUMBING CODE 2004"},{"number":"1038822","date":"2020-01-02","work":"New Construction","type":"Mechanical","description":"Mechanical / Fuel Gas Permit","status":"Completed","completedDate":"2020-09-15","scope":"EZ PERMIT DUCTWORK & WARM-AIR APPLIANCES-INSTALL 90000BTU 95% EFFICIENCY GAS FURNACE WITH 4TON A/C INCLUDING DUCT WORK ON 2ND AND 3RD FLOORS AND INSTALL A 45000BTU 95% EFFICIENCY GAS FURNACE WITH 2TON A/C ON THE FIRST FLOOR. 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":"1046266","date":"2020-01-31","work":"Plumbing","type":"PP_PLUMBNG","description":"PLUMBING PERMIT","status":"COMPLETED","completedDate":"2020-02-28","scope":"REPLACE 3/4 WATER SERVICE MAIN TO BASEMENT METER AS PER 2004 PPC"},{"number":"1039840","date":"2020-02-19","work":"Addition and/or Alteration","type":"Residential Building","description":"Residential Building Permit","status":"Completed","completedDate":"2020-08-27","scope":"TO RE-CONFIGURE THE REAR INTERIOR STAIRS WITHIN THE EXISTING SINGLE FAMILY BUILDING AS PER PLAN."}],"storyTag":"New construction","storyDelta":0.45,"timeline":[{"y":2015,"k":"viol","w":"2 L&I violations"},{"y":2015,"k":"insp","w":"L&I: 4 failed, 2 passed"},{"y":2016,"k":"viol","w":"L&I violation"},{"y":2016,"k":"insp","w":"Inspection failed ×2"},{"y":2017,"k":"insp","w":"Inspection passed"},{"y":2019,"k":"sale","p":400000},{"y":2019,"k":"permit","w":"Interior Non-Load-Bearing Wall Demo."},{"y":2019,"k":"permit","w":"New Construction"},{"y":2019,"k":"permit","w":"Alterations"},{"y":2020,"k":"permit","w":"New Construction"},{"y":2020,"k":"permit","w":"Plumbing"},{"y":2020,"k":"permit","w":"Addition and/or Alteration"}],"rented":false,"licenses":[{"number":"704448","type":"Vacant Residential Property / Lot","status":"Inactive","businessName":"LILY ZHENG LIU","legalName":"LILY ZHENG LIU","address":"3521 HAMILTON ST","revenueCode":"3219","rentalCategory":null,"units":null,"issuedDate":"2016-06-09","latestIssueDate":"2019-04-24","expirationDate":"2020-06-08","inactiveDate":"2020-08-07"}],"licenseActivity":[{"number":"704448","type":"Vacant Residential Property / Lot","businessName":"LILY ZHENG LIU","legalName":"LILY ZHENG LIU","issuedDate":"2016-06-09","latestIssueDate":"2019-04-24","closureDate":"2020-08-07","expirationDate":"2020-06-08","inactiveDate":"2020-08-07","status":"Inactive","statusLabel":"Inactive","active":false}],"businessLicenseSourceDate":"2026-07-23","signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 100% in 2027, but no matching permit appears in the property timeline.","evidence":["assessment moved from $305,300 to $611,700","no permit shown in 2026-2028"],"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":"Appeal #22046: OPEN · HELD; related permit 510851.","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":"permit-status","level":"attention","title":"A permit row needs file-level verification","finding":"1 permit not marked completed: 506057 (EXPIRED).","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":"6 failed, 3 passed, and 3 CLOSED investigation outcomes are in the fetched history; the latest dated visit was PASSED on Dec 22, 2017.","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":"business-license","level":"verify","title":"A historical business license is not current operating authority","finding":"Vacant Residential Property / Lot #704448: Inactive since Aug 7, 2020","why":"A license record proves the licensed activity existed at that time. An inactive or expired license does not establish that the business still operates—or that it may legally reopen under the same use.","action":"If business income matters, verify the current tenant, use registration, and active license in eCLIPSE.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/licenses/business-licenses/"},{"id":"violations","level":"clear","title":"No open violation; closed history remains relevant","finding":"The fetched record shows 0 open and 3 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"}]}