Baltimore County · 21136
12431 DIPLOMA DR
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- Total assessment
- $460,200
- Land use
- Residential (R)
Assessment
Additional detail for this property — owner, sale history, and structure information — isn't available yet.
| Land use | Residential (R) |
|---|---|
| Total assessment | $460,200 (cycle 2026) |
Permits
2| Type | Status | Description | Cost | Issued |
|---|---|---|---|---|
| Res. Permit - Accessory Structure | OPEN | Construct a shed in rear property of existing SFD. 16' X 10' = 160sf. ESC devices must be installed and inspected before any work starts. | $9,441.5 | May 20, 2026 |
| Res. Permit - New Dwelling | CLOSED | PP #00-0167-02 "TIDEWATER" CONSTRUCT SFD W/F/P, OUTSIDE PROJECTION NOT TO EXCEED 4'X 10', 2-CAR GARAGE, 2' REAR CANTILEVER, FINISHED BSMT, 4 BEDROOMS. OPTS: 1,2,3. 40'X39'X34'= 3,862SF : CONST 2 PLOT 7 R PLAT 0 DATA 0 ELEC YES PLUMB YES | — | Aug 23, 2002 |
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.