{"asOf":"2026-07-24T22:24:21.750Z","block":"4500-4599 WALNUT ST","blockUrl":"https://philadelphia.blockreport.homes/block/4500-4599-walnut-st","address":"4511-23 WALNUT ST","parcelNumber":"881822440","source":"https://property.phila.gov/?p=881822440","ownerType":"absentee","kind":"multi-family","isHouse":false,"home":false,"commercial":false,"residential":false,"taxExempt":true,"institutional":false,"buildingCode":"CB0","buildingCodeNew":"804","buildingClass":"APTS 51-100 UNITS MASONRY","buildingClassNew":"APARTMENTS - LOW RISE","useLabel":"Apartment building","owner":"MERCY DOUGLASS HUMAN","coOwner":"SERVICES RES CORP","marketValue":6090600,"landAssessment":1218100,"improvementAssessment":4872500,"livableArea":47716,"yearBuilt":1985,"lastSale":{"price":140000,"date":"1985-06-05T04:00:00Z"},"openViolations":0,"violations":[{"number":"783868","date":"2007-10-19","code":"FC-914.1/3","title":"ANNUAL CERT FIRE 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INSP","status":"PASSED"},{"caseNumber":"270433","date":"2011-03-24","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"270433","date":"2011-04-27","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"270433","date":"2011-06-15","type":"HCEU INSP","status":"PASSED"},{"caseNumber":"318855","date":"2012-03-08","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"318855","date":"2012-04-26","type":"HCEU INSP","status":"FAILED"},{"caseNumber":"318855","date":"2012-06-20","type":"HCEU INSP","status":"CLOSED"},{"caseNumber":"318855","date":"2013-03-01","type":"PRECOURT","status":"CLOSED"},{"caseNumber":"371104","date":"2013-10-22","type":"HCEU INSP","status":"PASSED"}],"inspYears":[{"y":2005,"fails":1,"passes":0},{"y":2006,"fails":1,"passes":0},{"y":2007,"fails":3,"passes":2},{"y":2008,"fails":0,"passes":1},{"y":2009,"fails":1,"passes":1},{"y":2011,"fails":2,"passes":1},{"y":2012,"fails":2,"passes":0},{"y":2013,"fails":0,"passes":1}],"taxOwed":0,"taxSnapshot":{"available":true,"asOf":"2022-06","matched":false},"taxDelinquencySnapshotAsOf":"2022-06","taxDelinquencySnapshotAvailable":true,"lat":39.95561603160453,"lng":-75.21250304309018,"geom":{"type":"Polygon","coordinates":[[[-75.212053288,39.955699445],[-75.212114886,39.955406322],[-75.212924742,39.955506142],[-75.212846537,39.955886691],[-75.212742649,39.955873765],[-75.212756791,39.955806468],[-75.212053288,39.955699445]]]},"liDistrict":"CENTRAL WEST","certifications":[{"number":"BC-2022-002657","type":"Fire Alarm Certification","inspectionDate":"2022-01-19","result":"Certified","expirationDate":"2023-01-19","buildingId":"1419182"},{"number":"BC-2023-012765","type":"Fire Alarm Certification","inspectionDate":"2023-01-03","result":"Certified","expirationDate":"2024-01-03","buildingId":"1419182"},{"number":"BC-2023-004846","type":"Sprinkler Certification","inspectionDate":"2023-02-17","result":"Certified","expirationDate":"2024-02-17","buildingId":"1419182"},{"number":"BC-2024-004308","type":"Sprinkler Certification","inspectionDate":"2024-02-16","result":"Certified","expirationDate":"2025-02-16","buildingId":"1419182"},{"number":"BC-2025-000295","type":"Emergency and Standby Power Systems Certification","inspectionDate":"2024-11-07","result":"Certified","expirationDate":"2025-11-07","buildingId":"1419182"},{"number":"BC-2025-000294","type":"Fire Alarm Certification","inspectionDate":"2024-11-07","result":"Certified","expirationDate":"2025-11-07","buildingId":"1419182"},{"number":"BC-2025-014600","type":"Sprinkler Certification","inspectionDate":"2025-05-29","result":"Certified","expirationDate":"2026-05-29","buildingId":"1419182"},{"number":"BC-2026-015878","type":"Emergency and Standby Power Systems Certification","inspectionDate":"2025-11-25","result":"Certified","expirationDate":"2026-11-25","buildingId":"1419182"},{"number":"BC-2026-015877","type":"Fire Alarm Certification","inspectionDate":"2025-11-25","result":"Certified","expirationDate":"2026-11-25","buildingId":"1419182"}],"cityRecordAvailability":{"violations":true,"investigations":true,"appeals":true,"certifications":true,"permits":true,"licenses":true},"zip":"19139","beds":null,"baths":null,"stories":4,"lotArea":27347,"zoning":"CMX2","grade":"C+","basement":null,"heater":null,"centralAir":null,"extCond":"4","intCond":"4","garage":null,"homestead":false,"mail":"4508 CHESTNUT ST, PHILADELPHIA PA, 19139","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"taxLedgerThrough":2016,"taxLedgerAvailable":true,"timesSold":0,"abated":false,"assessmentExemption":false,"exemptionBasisVerified":false,"valueSeries":[{"y":2016,"v":4814700,"taxable":0,"land":410200,"improvement":4404500,"taxableLand":0,"taxableImprovement":0,"exemptLand":410200,"exemptImprovement":4404500},{"y":2017,"v":4814700,"taxable":0,"land":410200,"improvement":4404500,"taxableLand":0,"taxableImprovement":0,"exemptLand":410200,"exemptImprovement":4404500},{"y":2018,"v":5950900,"taxable":0,"land":1785270,"improvement":4165630,"taxableLand":0,"taxableImprovement":0,"exemptLand":1785270,"exemptImprovement":4165630},{"y":2019,"v":6129400,"taxable":0,"land":1838820,"improvement":4290580,"taxableLand":0,"taxableImprovement":0,"exemptLand":1838820,"exemptImprovement":4290580},{"y":2020,"v":6221300,"taxable":0,"land":1866390,"improvement":4354910,"taxableLand":0,"taxableImprovement":0,"exemptLand":1866390,"exemptImprovement":4354910},{"y":2021,"v":6221300,"taxable":0,"land":1866390,"improvement":4354910,"taxableLand":0,"taxableImprovement":0,"exemptLand":1866390,"exemptImprovement":4354910},{"y":2022,"v":6221300,"taxable":0,"land":1866390,"improvement":4354910,"taxableLand":0,"taxableImprovement":0,"exemptLand":1866390,"exemptImprovement":4354910},{"y":2023,"v":5774400,"taxable":0,"land":1732320,"improvement":4042080,"taxableLand":0,"taxableImprovement":0,"exemptLand":1732320,"exemptImprovement":4042080},{"y":2024,"v":5774400,"taxable":0,"land":1732320,"improvement":4042080,"taxableLand":0,"taxableImprovement":0,"exemptLand":1732320,"exemptImprovement":4042080},{"y":2025,"v":5485700,"taxable":0,"land":1645710,"improvement":3839990,"taxableLand":0,"taxableImprovement":0,"exemptLand":1645710,"exemptImprovement":3839990},{"y":2026,"v":5485700,"taxable":0,"land":1645710,"improvement":3839990,"taxableLand":0,"taxableImprovement":0,"exemptLand":1645710,"exemptImprovement":3839990},{"y":2027,"v":6090600,"taxable":0,"land":1218100,"improvement":4872500,"taxableLand":0,"taxableImprovement":0,"exemptLand":1218100,"exemptImprovement":4872500}],"taxNow":0,"familyHeld":false,"lastTransferNominal":false,"permits":[{"number":"82643","date":"2007-08-02","work":"Major alteration","type":"BP_ALTER","description":"ALTERATION PERMIT","status":"COMPLETED","completedDate":"2008-06-26","scope":"INTERIOR RENOVATIONS"},{"number":"91470","date":"2007-08-02","work":"Mechanical","type":"BP_MECH","description":"MECHANICAL PERMIT","status":"COMPLETED","completedDate":"2008-07-07","scope":"INTERIOR RENOVATIONS"},{"number":"100916","date":"2007-11-02","work":"Plumbing","type":"PP_PLUMBNG","description":"PLUMBING PERMIT","status":"COMPLETED","completedDate":"2009-02-11","scope":"RENOVATIONS TO 10 DWELLING UNITS."},{"number":"111844","date":"2007-12-13","work":"Suppression","type":"BP_FIRESUP","description":"SUPPRESSION PERMIT","status":"COMPLETED","completedDate":"2008-09-30","scope":"SPRINKLER SYSTEM"},{"number":"129808","date":"2008-03-03","work":"Administrative","type":"BP_ADMINST","description":"ADMINISTRATIVE PERMIT","status":"COMPLETED","completedDate":"2008-09-03","scope":"ADMENDMENT TO PERMIT#82643 AS PER DRAWINGS"},{"number":"129855","date":"2008-04-29","work":"Electrical","type":"EP_ELECTRL","description":"ELECTRICAL PERMIT","status":"COMPLETED","completedDate":"2008-06-28","scope":"REWIRE COMMUNITY AREA AND TEN (10) APARTMENTS (WEST DIST)"},{"number":"218588","date":"2009-08-04","work":"Administrative","type":"BP_ADMINST","description":"ADMINISTRATIVE PERMIT","status":"COMPLETED","completedDate":"2009-08-17","scope":"L.O. FOR GROUND FLOOR RESIDENT'S DINING ROOM / COMMUNITY ROOM AS PART OF RESIDENTIAL APARTMENTS FOR THE ELDERLY TO INCLUDE 10 ASSISTED LIVING UNITS"},{"number":"366649","date":"2011-10-04","work":"Plumbing","type":"PP_PLUMBNG","description":"PLUMBING PERMIT","status":"COMPLETED","completedDate":"2012-07-24","scope":"2-100 GAL WATER HEATERS"},{"number":"378071","date":"2012-01-24","work":"Electrical","type":"EP_ELECTRL","description":"ELECTRICAL PERMIT","status":"COMPLETED","completedDate":"2013-10-30","scope":"REPLACE 44 FLUORESCENT FIXTURES, 13 EXIT SIGNS, 22 STAIRCASE FIXTURES, 11 OUTSIDE HPS LIGHTS. INSTALL 122 AIR CYCLER SWITCHES COMPLETE WITH WIRING FOR EXHAUST FANS IN BATHROOMS AND KITCHENS AS PER 2008 NEC(COMMERCIAL)(WEST DIST)"},{"number":"582176","date":"2014-12-30","work":"Plumbing","type":"PP_PLUMBNG","description":"PLUMBING PERMIT","status":"COMPLETED","completedDate":"2015-01-15","scope":"REPLACING EXISTING DCV BACKFLOW PREVENTOR WITH RPZ BACKFLOW PREVENTOR (WATTS 009, 3\"), AND AIR GAP STRAINER- \"THE INSTALLATION WILL COMPLY WITH THE PHILADELPHIA PLUMBING CODE 2004\""},{"number":"891784","date":"2018-07-09","work":"Alteration","type":"BP_ALTER","description":"ALTERATION PERMIT","status":"COMPLETED","completedDate":"2019-01-30","scope":"REPLACE (110) WINDOWS IN EXISTING OPENINGS. (MULTI-FAMILY)"},{"number":"EP-2021-003488","date":"2021-09-21","work":"Addition and/or Alteration","type":"Electrical","description":"Electrical Permit","status":"Completed","completedDate":"2022-08-26","scope":"Surface wire only, in wiremold Install additional 51 living room ceiling luminaires, as typical, 36 bedroom ceiling luminaires, as typical, and switches, on existing circuits., typically less than 10 ft to existing switch locations. Installation in compliance with 2017 NEC and Philadelphia Electrical Codes. Standalone project, no other associated work, no Building Permit issued. AS PER NEC 2017"},{"number":"MP-2024-001378","date":"2024-04-10","work":"Addition and/or Alterations","type":"Mechanical","description":"Mechanical / Fuel Gas Permit","status":"Expired","completedDate":"2024-12-06","scope":"FOR THE REPLACEMENT OF ROOFTOP UNIT AND ASSOCIATED PIPING AS PER APPROVED PLANS. SEPARATE PERMITS REQUIRED FOR ALL OTHER WORK."}],"storyTag":"Improved","storyDelta":null,"timeline":[{"y":2009,"k":"permit","w":"Administrative"},{"y":2011,"k":"viol","w":"4 L&I violations"},{"y":2011,"k":"insp","w":"L&I: 2 failed, 1 passed"},{"y":2011,"k":"permit","w":"Plumbing"},{"y":2012,"k":"permit","w":"Electrical"},{"y":2012,"k":"viol","w":"L&I violation"},{"y":2012,"k":"insp","w":"Inspection failed ×2"},{"y":2013,"k":"insp","w":"Inspection passed"},{"y":2014,"k":"permit","w":"Plumbing"},{"y":2018,"k":"permit","w":"Alteration"},{"y":2021,"k":"permit","w":"Addition and/or Alteration"},{"y":2024,"k":"permit","w":"Addition and/or Alterations"}],"rented":true,"licenses":[{"number":"217874","type":"Rental","status":"Active","businessName":"MERCY DOUGLASS HUMAN SERVICE RESIDENCE","legalName":"MERCY DOUGLASS HUMAN SERVICE RESIDENCE","address":"4511-23 WALNUT ST","revenueCode":"3202","rentalCategory":"Residential Dwellings","units":61,"issuedDate":"2004-06-14","latestIssueDate":"2026-03-05","expirationDate":"2027-02-28","inactiveDate":null}],"licenseActivity":[{"number":"217874","type":"Rental","businessName":"MERCY DOUGLASS HUMAN SERVICE RESIDENCE","legalName":"MERCY DOUGLASS HUMAN SERVICE RESIDENCE","issuedDate":"2004-06-14","latestIssueDate":"2026-03-05","closureDate":null,"expirationDate":"2027-02-28","inactiveDate":null,"status":"Active","statusLabel":"Active","active":true}],"businessLicenseSourceDate":"2026-07-23","units":61,"signals":[],"legalChecks":[{"id":"use-occupancy","level":"attention","title":"Zoning approval is not the occupancy file","finding":"The record identifies more than one dwelling/use.","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: MP-2024-001378 (Expired). At least one row also carries a completion date, so the City fields conflict.","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":"building-certifications","level":"attention","title":"A life-safety certification appears expired","finding":"Fire Alarm Certification: Certified through Nov 25, 2026; Sprinkler Certification: Certified through May 29, 2026; Emergency and Standby Power Systems Certification: Certified through Nov 25, 2026","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":"rental-license","level":"verify","title":"A rental license does not transfer with the deed","finding":"1 active Rental License record matched.","why":"If dwelling space is rented, the buyer must obtain a new annual Rental License; the seller’s license is not transferable. New applications require proof of ownership and legal occupancy, tax compliance, no open L&I violations, and lead compliance where applicable.","action":"Plan the buyer’s replacement license before settlement.","url":"https://www.phila.gov/services/permits-violations-licenses/rent-or-sell-property/get-a-rental-license/"},{"id":"investigations","level":"verify","title":"Failed inspections are dated events—not the current condition","finding":"10 failed, 6 passed, and 2 CLOSED investigation outcomes are in the fetched history; the latest dated visit was PASSED on Oct 22, 2013.","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":"full-tax-exemption","level":"verify","title":"OPA shows a full exemption; its legal basis is unverified","finding":"OPA currently marks the land and building assessment fully tax-exempt; BlockReport does not receive the exemption determination or basis.","why":"Full OPA exemptions can have different legal bases, including government, religious, charitable/institutional, veteran, or other treatment. The current owner/use record is not a buyer’s tax forecast.","action":"Confirm the exact exemption basis, buyer eligibility, and next tax-year treatment directly with OPA.","url":"https://www.phila.gov/departments/office-of-property-assessment/tax-exemptions-and-abatements/"},{"id":"commercial-trash","level":"verify","title":"A separate Commercial Trash account may apply","finding":"OPA classifies the parcel as multi-family. BlockReport does not receive a current Commercial Trash account balance.","why":"Philadelphia charges qualifying small commercial, mixed-use, and multi-unit properties that use City collection; exemptions and private collection can change applicability. A use category alone does not prove a fee is due.","action":"Check the Commercial Trash account inside the date-effective Property Payoff.","url":"https://www.phila.gov/2026-06-09-pay-your-trash-fee-bill-by-june-30/"},{"id":"violations","level":"clear","title":"No open violation; closed history remains relevant","finding":"The fetched record shows 0 open and 7 historical violations across 4 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/"}]}