{"asOf":"2026-07-29T17:34:24.674Z","block":"4100-4199 N DELAWARE AVE","blockUrl":"https://philadelphia.blockreport.homes/block/4100-4199-n-delaware-ave","address":"4101 N DELAWARE AVE","parcelNumber":"884352240","source":"https://property.phila.gov/?p=884352240","ownerType":"investor","kind":"industrial","isHouse":false,"home":false,"commercial":false,"residential":false,"taxExempt":false,"institutional":false,"buildingCode":"NA0","buildingCodeNew":"701","buildingClass":"PUB UTIL 1 STY MASONRY","buildingClassNew":"TELEPHONE EQUIP BLDNG","useLabel":"Industrial","owner":"CHERNOW DEVELOPMENT LLC","coOwner":null,"marketValue":11271400,"landAssessment":10595100,"improvementAssessment":676300,"livableArea":112551,"yearBuilt":1903,"lastSale":{"price":2000000,"date":"2019-10-30T04:00:00Z"},"openViolations":0,"violations":[{"number":"VI-2024-016673","date":"2024-03-14","code":"A-301.1/6","title":"PARTIAL DEMOLITION","status":"CLOSED","resolutionDate":"2024-05-31","resolution":"CLOSED - WRITTEN IN ERROR"}],"violationCases":[{"number":"CF-2024-020346","type":"NOTICE OF VIOLATION","priority":"STANDARD","responsibility":"BUILDING INVESTIGATOR","status":"CLOSED","createdDate":"2024-03-14","completedDate":"2024-05-31","violations":[{"number":"VI-2024-016673","date":"2024-03-14","code":"A-301.1/6","title":"PARTIAL DEMOLITION","status":"CLOSED","resolutionDate":"2024-05-31","resolution":"CLOSED - WRITTEN IN ERROR"}]}],"violYears":[{"y":2024,"n":1,"worst":null}],"investigations":[{"caseNumber":"CF-2024-020346","date":"2024-03-14","type":null,"status":"FAILED"},{"caseNumber":"CF-2024-020346","date":"2024-04-25","type":null,"status":"FAILED"},{"caseNumber":"CF-2024-020346","date":"2024-05-31","type":null,"status":"PASSED"}],"inspYears":[{"y":2024,"fails":2,"passes":1}],"taxOwed":0,"taxSnapshot":{"available":true,"asOf":"2022-06","matched":false},"taxDelinquencySnapshotAsOf":"2022-06","taxDelinquencySnapshotAvailable":true,"lat":39.984341289892356,"lng":-75.07531629384991,"geom":{"type":"Polygon","coordinates":[[[-75.077211305,39.983589837],[-75.076378907,39.984026875],[-75.076413852,39.984114992],[-75.076456265,39.984360635],[-75.076015874,39.984601215],[-75.075974464,39.98476421],[-75.076341417,39.98518362],[-75.075091865,39.98582592],[-75.07494768,39.985953975],[-75.075405746,39.98651544],[-75.075181299,39.986633329],[-75.07493821,39.986455874],[-75.075003496,39.98640248],[-75.074898001,39.986328508],[-75.074979741,39.98625953],[-75.074847873,39.986167066],[-75.074703627,39.98628879],[-75.07451799,39.986160206],[-75.074695873,39.986006373],[-75.074210258,39.985681441],[-75.07403528,39.985837234],[-75.07277962,39.985002704],[-75.07372815,39.984211296],[-75.074796213,39.98353446],[-75.076559352,39.982625063],[-75.077268303,39.982388308],[-75.077977565,39.983187398],[-75.077211305,39.983589837]]]},"liDistrict":"CENTRAL EAST","certifications":[{"number":"BC-2021-003771","type":"Sprinkler Certification","inspectionDate":"2021-04-14","result":"Certified","expirationDate":"2022-04-14","buildingId":"1047795"},{"number":"BC-2021-003928","type":"Special Hazards Certification","inspectionDate":"2021-07-21","result":"Certified","expirationDate":"2022-07-21","buildingId":"1080684"},{"number":"BC-2023-011551","type":"Sprinkler Certification","inspectionDate":"2023-05-22","result":"Certified","expirationDate":"2024-05-22","buildingId":"1054009"},{"number":"BC-2023-017304","type":"Sprinkler Certification","inspectionDate":"2023-08-15","result":"Certified","expirationDate":"2024-08-15","buildingId":"1047795"},{"number":"BC-2025-007031","type":"Fire Alarm Certification","inspectionDate":"2024-07-29","result":"Certified","expirationDate":"2025-07-29","buildingId":"1047795"},{"number":"BC-2025-015266","type":"Fire Alarm Certification","inspectionDate":"2025-05-23","result":"Certified","expirationDate":"2026-05-23","buildingId":"1047795"},{"number":"BC-2026-021219","type":"Fire Alarm Certification","inspectionDate":"2026-06-12","result":"Certified","expirationDate":"2027-06-12","buildingId":"1047795"}],"cityRecordAvailability":{"violations":true,"investigations":true,"appeals":true,"certifications":true,"permits":true,"licenses":true},"zip":"19137","beds":null,"baths":null,"stories":1,"lotArea":839556,"zoning":"I3","grade":"C","basement":null,"heater":null,"centralAir":null,"extCond":"4","intCond":"4","garage":null,"homestead":false,"mail":"209 LEEDOM ST 2ND FL, JENKINTOWN PA, 19046","mailOut":true,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"taxLedgerThrough":2016,"taxLedgerAvailable":true,"timesSold":0,"abated":false,"assessmentExemption":false,"exemptionBasisVerified":false,"valueSeries":[{"y":2020,"v":2100000,"taxable":2100000,"land":1260000,"improvement":840000,"taxableLand":1260000,"taxableImprovement":840000,"exemptLand":0,"exemptImprovement":0},{"y":2021,"v":2100000,"taxable":2100000,"land":1260000,"improvement":840000,"taxableLand":1260000,"taxableImprovement":840000,"exemptLand":0,"exemptImprovement":0},{"y":2022,"v":2100000,"taxable":2100000,"land":1260000,"improvement":840000,"taxableLand":1260000,"taxableImprovement":840000,"exemptLand":0,"exemptImprovement":0},{"y":2023,"v":2100000,"taxable":2100000,"land":1260000,"improvement":840000,"taxableLand":1260000,"taxableImprovement":840000,"exemptLand":0,"exemptImprovement":0},{"y":2024,"v":2100000,"taxable":2100000,"land":1260000,"improvement":840000,"taxableLand":1260000,"taxableImprovement":840000,"exemptLand":0,"exemptImprovement":0},{"y":2025,"v":10734700,"taxable":10734700,"land":10074700,"improvement":660000,"taxableLand":10074700,"taxableImprovement":660000,"exemptLand":0,"exemptImprovement":0},{"y":2026,"v":10734700,"taxable":10734700,"land":10074700,"improvement":660000,"taxableLand":10074700,"taxableImprovement":660000,"exemptLand":0,"exemptImprovement":0},{"y":2027,"v":11271400,"taxable":11271400,"land":10595100,"improvement":676300,"taxableLand":10595100,"taxableImprovement":676300,"exemptLand":0,"exemptImprovement":0}],"taxNow":150264,"familyHeld":false,"lastTransferNominal":false,"permits":[{"number":"ZP-2020-004901","date":"2020-12-22","work":"Lot Line Relocation","type":"Zoning","description":"Zoning Permit","status":"Issued","completedDate":null,"scope":"FOR RELOCATION OF LOT LINE TO CREATE SIX (6) LOTS (LOT # 1, 2, 3, 4, 5 & 6) FROM ONE (1) EXISTING LOT. SIZE AND LOCATION AS SHOWN IN THE APPLICATION / PLANS."}],"storyTag":"Improved","storyDelta":null,"timeline":[{"y":2020,"k":"permit","w":"Lot Line Relocation"},{"y":2024,"k":"viol","w":"L&I violation"},{"y":2024,"k":"insp","w":"L&I: 2 failed, 1 passed"}],"rented":false,"licenses":[],"licenseActivity":[],"businessLicenseSourceDate":"2026-07-28","signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 411% in 2025, but no matching permit appears in the property timeline.","evidence":["assessment moved from $2,100,000 to $10,734,700","no permit shown in 2024-2026"],"caveat":"Not proof of unpermitted work; reassessment, corrected data, or a permit under another parcel can also explain it."}],"legalChecks":[{"id":"building-certifications","level":"attention","title":"A life-safety certification appears expired","finding":"Sprinkler Certification: Certified through Aug 15, 2024; Special Hazards Certification: Certified through Jul 21, 2022; Fire Alarm Certification: Certified through Jun 12, 2027","why":"Fire-protection certifications apply to the named system and inspection period only; they are not a whole-building safety certificate. Philadelphia generally requires annual sprinkler, standpipe, fire-alarm, special-hazard, and emergency-power inspections where those systems exist.","action":"Request the correction/reinspection and current filed certificate.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections/maintenance-certifications/fire-protection-certifications/"},{"id":"investigations","level":"verify","title":"Failed inspections are dated events—not the current condition","finding":"2 failed, 1 passed, and 0 CLOSED investigation outcomes are in the fetched history; the latest dated visit was PASSED on May 31, 2024.","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":"violations","level":"clear","title":"No open violation; closed history remains relevant","finding":"The fetched record shows 0 open and 1 historical violation across 1 case.","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/"}]}