Baltimore County · 21136
12409 KNOLLCREST RD
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- Total assessment
- $535,333
- 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 | $535,333 (cycle 2026) |
Permits
3| Type | Status | Description | Cost | Issued | Contractor |
|---|---|---|---|---|---|
| Res. Permit - Deck | ISSUE | Construct an open wood deck surrounding an above ground pool to rear of SFD 26'x12'=312sf with steps to grade. Construction to comply with Baltimore County Deck Chart or the current edition of the International Residential Code. | $30,000 | Sep 17, 2025 | Chris Greene |
| Res. Permit - Swimming Pool | ISSUE | Construct 28' X 16' above-ground swimming pool in rear property of existing SFD. To be filled by truck, sand filter. 4' - 6' deep. Ladder to be removed or locked in upright position when not in use. Pool letter attached. Erosion and sediment control inspection must be scheduled and passed prior to any building activity. | $28,000 | Jun 17, 2025 | — |
| Res. Permit - Tanks | ISSUE | Install (1) 120-gallon propane tank above ground on rear property of existing SFD. Must comply with NFPA 58. Manufacturer's instructions will be on site. Separate Gas permit required to run line from tank to stub. | $1,000 | Aug 6, 2024 | — |
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.