Baltimore City · 21218
4201 GREENWAY
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- Total assessment
- $913,000
- Land use
- Residential (R)
- Year built
- 1910
- Last sale
- Oct 30, 2023
Assessment
| Owner | ALTENBURG, BRIAN |
|---|---|
| Land use | Residential (R) |
| Total assessment | $913,000 (cycle 2026) |
| Last sale | Oct 30, 2023 — $1,237,500 |
| Year built | 1910 |
| Zoning | R-1-D |
| Vacant | — |
Permits
3| Type | Description | Cost | Issued |
|---|---|---|---|
| BRCM | Revised (3 System) Geothermal Ducted Heat Pump System & Mini Splits For Garage: 15 Tons (Includes removing all Radiators ) (Includes removing exposed boiler piping in basement) [Installing (3) 5 Series Geothermal Systems] (1) 5 ton Split Geothermal System (1) 4 ton Split Geothermal System (1) 6 Ton Packaged Geothermal System (w/with hot water assist) (4 Zones Total) Installing (2) 200k BTU gas Tankless Water Heaters with recirculating pumps. And needed venting and gas lines (1) 50 gallon buffer tank for hot water assist | $300,000 | Dec 10, 2025 |
| BRCM | Replace existing 200 amp service to garage. Upgrade service from 200 to 400 amps at main house. Coordinate with BGE to install service in the ground. | $10,000 | Nov 25, 2025 |
| COM2022 | SCOPE OF WORK: ALTERATIONS TO INCLUDE: ABANDON IN PLACE (1) 1000 GALLON UNDERGROUND HEATING OIL TANK, IN REAR OF PROPERTY, BY FILLING TO 100 % CAPACITY WITH AN APPROVED CONCRETE SLURRY MIX WILL COMPLY WITH COMAR 26.10 AND NFPA 30, ALL WORK WILL BE DONE ACCORDING TO BALTIMORE CITY CODE, *THIS SITE WILL REMAIN SECURED AND ENVIRONMENTALLY SAFE | $2,750 | Jun 8, 2022 |
Violations
0No violations on record.
Inspections
0No 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.