Montgomery County property record for 910 Clopper Rd, Gaithersburg, MD 20878 · Last verified August 2026
| Property Type | Industrial > R&D Facility, Laboratory, Research Facility, Cosmetics, Pharmaceutical |
|---|---|
| Year Built | Built 1982 |
| Square Footage | 191,568 sqft Gross Area |
| Lot Size | 10.6 acres |
| Last Sale | $3,965,000 (1998) |
| Tax Bill | $792,380.00 (2025) |
| Primary APN | 09-02043886 |
|---|---|
| Alternative APN |
|
| Building Area | 191,568 sqft Gross Area |
|---|---|
| 1st Floor | 191,568 sqft 1st Floor |
| Stories | 2 Stories |
| Fire Sprinklers | The property is equipped with a fire-suppression sprinkler system |
| Elevator | Elevator |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1982 |
| Construction Type | Brick Construction |
| Fire Resistance Class | Buildings having fireproofed structural steel frames carrying all wall, floor and roof loads. Wall, floor and roof structures are built of non-combustible materials. |
| Lot Area | 465,220 sqft |
| Cooling System | Central Cooling |
|---|---|
| Heating System | HVAC Heating |
| Sewage | Municipal Sewage |
| Account Number | 02043886 |
|---|---|
| Street Address | 910 CLOPPER RD |
| City | GAITHERSBURG |
| State | MD |
| Zip | 20878-1361 |
| Property Usage | Industrial Property Usage |
| Type | Industrial > R&D Facility, Laboratory, Research Facility, Cosmetics, Pharmaceutical |
| Legal Description | PAR Y-1 PHEASANT RUN |
| Legal Subdivision | PHEASANT RUN |
| Legal Phase | EA |
| Legal Block | 1 |
| Legal Lot Number | Y-1 |
| Jurisdiction | MONTGOMERY MD |
| Minor Civil Division | 9 |
| Census Blockgroup | 1 |
| Census Block | 1000 |
| Census Tract | 700820 |
Source: Montgomery County records · APN 09-02043886
Assessment roll updated August 17, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 847, CARLSBAD, CA 92018-0847 |
| Owner Type | Owner is a Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 10, 1998 · Amount on Record |
| Deed Sale | Feb 10, 1998 · Amount on Record |
| Deed Doc Number | 1998110479 |
| Deed Book / Page | 15526 / 100 |
| Record Refreshed | Sep 20, 2026 |
Source: Montgomery County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Municipality | Gaithersburg City |
| Unified School District | Montgomery County Public Schools (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $52,326,700 (-3.83%) Land $7,169,000 Building $45,157,700 | $52,326,700 (-6.93%) Land $7,169,000 Building $45,157,700 | |
| 2025 | $792,380.00 (+5.59%) | $54,411,933 (+7.13%) | $56,222,900 (+10.7%) Land $7,169,000 Building $49,053,900 |
| 2024 | $750,450.00 (+17.72%) | ||
| 2023 | $50,790,000 Land $6,517,700 Building $44,272,300 | $50,790,000 Land $6,517,700 Building $44,272,300 | |
| 2022 | $637,464.00 |
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