Montgomery County property record for 8605 Grimsby Ct, Potomac, MD 20854
| Property Type | Single Family Home |
|---|---|
| Details | 3 ba · 2,657 sqft · built 1965 |
| Lot Size | 0.218 acres (9,482 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $693,250 (Aug 2005) |
| Tax Bill | $8,280 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 04-00121000 |
| Primary APN | 04-00121000 |
|---|---|
| Alternative APN |
|
| Full Baths | 3 Baths |
|---|---|
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 2,657 sqft Living Area |
| Gross Area | 3,075 sqft |
| 1st Floor Area | 1,036 sqft |
| Basement Area | 659 sqft |
| Finished Basement | 659 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Bi-Level |
| Exterior Material | Combination |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 9,482 sqft (0.218 acres) |
| Garage Type | Attached |
| Garage Area | 418 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 114 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 00121000 |
|---|---|
| Street Address | 8605 GRIMSBY CT |
| City | POTOMAC |
| State | MD |
| Zip | 20854-3555 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R90 |
| Legal Description | HIGHLAND STONE |
| Legal Subdivision | HIGHLAND STONE |
| Legal Block | F |
| Legal Lot Number | 7 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 4 |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 701206 |
8605 Grimsby Ct is owned and occupied by two individuals who bought it in August 2005.
Source: Montgomery County records, as of August 17, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 8605 GRIMSBY CT, POTOMAC, MD 20854-3555 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 23, 2005 · Amount on File |
| Deed Sale | Aug 23, 2005 · Amount on File |
| Prior Sale | Aug 23, 2005 · Amount on File |
| Deed Document Number | 200526323 |
| Deed Book / Page | 30594 / 412 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 8605 Grimsby Ct was $8,280.
Source: Montgomery County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Unified School District | Montgomery County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $758,800 (+5.53%) Land $391,200 Building $367,600 | $758,800 (-) Land $391,200 Building $367,600 | |
| 2025 | $8,280.00 | $719,033 | $758,800 Land $391,200 Building $367,600 |
| 2023 | $639,500 Land $372,600 Building $266,900 | $639,500 Land $372,600 Building $266,900 | |
| 2022 | $6,886.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 8605 Grimsby Ct in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2006.
Source: FEMA National Flood Hazard Layer, effective April 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 2 (2006–2021) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Sep 2021 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 8605 Grimsby Ct is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 41% of Maryland |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people · EPA ID MD0150005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2025 |
| Lead | Under 1 ppb (2018–2020) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 381 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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