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Baltimore City · 21230

224 WARREN AVE

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Total assessment
$677,500
Land use
Residential (R)
Year built
1900
Last sale
Apr 15, 2021

Assessment

OwnerMAYR, NICHOLAS
Land useResidential (R)
Total assessment$677,500 (cycle 2026)
Last saleApr 15, 2021 — $640,000
Year built1900
ZoningR-7
Vacant—

Permits

5
TypeDescriptionCostIssued
BRCMUpgrade electrical service from 150 Amp to 200 Amp$2,000Jun 25, 2025
BRCMSupply an install new 2.5 ton heat pump package system. Supply and install new 24k btuh minisplit system with 1, btuh air zone air handler Rerun condenste drain line for 2.5 ton unit We will wrap the existing duct lines in the ceiling.$21,622Apr 30, 2025
COM2024NOTICE TO PROCEED: AS PER CHAP AUTHORIZATION TO PROCEED. • ON THE SIDE AND REAR ELEVATIONS, REPOINT AT THE BASEMENT, 1 ST, AND 2ND FLOORS THE EXISTING MASONRY BRICK WALL IN ITS ENTIRETY WITH NEW TYPE-N MORTAR MIX AS REQUIRED FOR PROPER WATERPROOFING AND STRUCTURAL INTEGRITY. NEW MORTAR TO BE SAME SIZE, COLOR, LOCATION, TEXTURE, PSI, JOINT WIDTH, AND JOINT PROFILE AS EXISTING HISTORIC MORTAR. EXISTING HISTORIC BRICKS TO BE SAME SIZE, COLOR, LOCATION, TEXTURE, PSI, BOND WIDTH AND BOND PATTERN AS EXISTING HISTORIC BRICKS. MORTAR TO BE TYPE-N. HAND-SCRAPING, HAND-SCRUBBING, AND MILD DETERGENT TO BE USED TO CLEAN HISTORIC BRICKS USING THE GENTLEST MEANS POSSIBLE. ACID WASH NOT TO BE USED. • ON THE REAR ELEVATION, REPLACE AT THE 1 ST FLOOR DECK PLANTERS, ALL EXISTING DIRT IN-FILL WITH NEW CONCRETE IN-FILL IN ITS ENTIRETY AS REQUIRED FOR PROPER WATERPROOFING AND STRUCTURAL INTEGRITY. NEW CEMENT TO BE SAME SIZE, COLOR, LOCATION, TEXTURE, AND PSI AS EXISTING HISTORIC CEMENT. EXISTING HISTORIC BRICKS TO BE SAME SIZE, COLOR, LOCATION, TEXTURE, PSI, BOND WIDTH AND BOND PATTERN AS EXISTING HISTORIC BRICKS. EXISTING BRICKS TO BE RETAINED IN THEIR ENTIRETY. ALL WORK TO BE COMPLETED AS PER INFORMATION/PLANS/SPECS IN CHAP FILES. SET UP SCAFFOLDING ON BACK AND SIDE OF HOME; CUT OUT ALL OLD MORTAR ON BACK AND SIDE OF HOME UP TO 3/4 INCH DEEP; POINT BRICKS BACK UP USING TYPE N MORTAR; ONCE COMPLETED WE WILL CLEAN ANY EXCESS MORTAR RESIDUE LEFT ON THE FACE OF THE BRICKS. BRICK PLANTERS WILL BE FILLED IN WITH CONCRETE. ALL DEBRIS CLEANED UP AND HAULED AWAY UPON JOB COMPLETION. ALL WORK WILL BE DONE ACCORDING TO BALTIMORE CITY CODE, *PERMIT HAS TO BE SECURED FROM RIGHT OF WAY DIVISION FOR SCAFFOLDING$16,500Mar 12, 2024
COM2022AA CONV: Full Description Loaded as Comment$59,795Mar 28, 2023
COM2021INSTALL (1) 12000 BTU AIR-CON SYSTEM, HEAT PUMP AS PER CODE.***** AS PER CHAP: • ON THE REAR FAÇADE, REPLACE EXISTING A/C CONDENSER WITH NEW 3-TON A/C CONDENER INKIND. CONDENSER TO BE IN THE SAME LOCATION AS EXISTING CONDENSER. ALL WORK TO BE COMPLETED AS PER INFORMATION/PLANS/SPECS IN CHAP FILES$4,625Feb 11, 2022

Violations

0

No violations on record.

Inspections

0

No inspections on record.

Nearby recent activity

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.