Baltimore County · 21204

504 ALLEGHENY AVE

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Total assessment
$671,700
Land use
Residential (R)

Assessment

Additional detail for this property — owner, sale history, and structure information — isn't available yet.

Land useResidential (R)
Total assessment$671,700 (cycle 2026)

Permits

4
TypeStatusDescriptionIssued
Res. Permit - Alteration/Addition *CLOSED& CONSTRUCT 2-STY ADD'N W/BSMT ON REAR & 1-STY | ON SIDE OF SFD: BSMT- 2-CAR SIDE ENTRY GARAGE, | STORAGE, MUD ROOM & CLOSETS; 1ST FL-LIVING RM, | WET BAR, PANTRY, PWD RM, SUNRM CLOSETS &2DECKS; | 2ND FL-BEDRM, OFFICE,BATHRM,SUNRM35'2"X48X35'4" | 3444SF.CANCELS B913299 EXP7/14/17CHG IN CONST/SJun 8, 2017
Res. Permit - Alteration/Addition *ISSUEREMOVE 33'X25'REAR PORTION OF SFD & CONSTRUCT | 2-STORY ADD'N ON REAR W/L/L T/B GARAGE,MUDRM & | STORAGE. 1ST LVL T/B LIVING ROOM, SUNROOM, | OPEN DECK W/STEPS TO GRADE;2ND LVL T/B BEDROOM, | BATH RM,OFFICE W/12'X9' BALCONY. CREATE LAUNDRY | ROOM IN EX 2ND FLR OFFICE. 28'5"X48'5"=2944SF.Jul 14, 2016
Res. Permit - Alteration/Addition *CLOSEDCONST ROOF OVER EX DECK ON REAR OF SFD AND | ENCLOSE W/SCREENS T/B SCREENED-IN PORCH (ALL | ENCLOSURES REQUIRE FOOTERS) 14'X10'=140SF; ALSO | CONST OPEN WOOD DECK W/STEPS TO GRADE ON REAR | 31'X12'=412SF. TOTAL 552SF | SEE B870959 FOR ADD'L WORK.Apr 22, 2015
Res. Permit - Alteration/Addition *CLOSEDREMOVE EXISTING DOORMER STYLE 2ND FLOOR OF SFD | AND CONSTRUCT NEW 2ND FLOOR WITH 2' FRONT | CANTILEVER. 28'5"X30'4"=860SF TO BE USED AS | 4 BEDROOMS, 2 BATHROOMS. ALSO, ENCLOSE PORTION | OF EX REAR DECK T/B BATHROOM, LAUNDRY RM & MUD | RM. ALL ENCLOSURES REQ FOOTERS. WAIVE PLANS PHMar 2, 2015

Records marked with * are matched by address, not a direct account link. Data is informational only.

Data freshness: city-311: 2026-07-12; city-ecb-citations: 2026-07-12; city-housing-inspections: 2026-07-12; city-permits: 2026-07-12; city-real-property: 2026-07-12; city-vbn: 2026-07-12; county-permits: 2026-07-12; sdat-properties: 2026-07-12;

Official sources: Maryland SDAT, Baltimore City permits.