Montgomery County property record for 10643 Macarthur Blvd, Potomac, MD 20854
| Property Type | Single Family Home |
|---|---|
| Details | 4.5 ba · 5,818 sqft · built 1997 |
| Lot Size | 0.634 acres (27,628 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $885,000 (Oct 2001) |
| Tax Bill | $19,562 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-03127264 |
| Primary APN | 10-03127264 |
|---|---|
| Alternative APNs |
|
| Full Baths | 4.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 5,818 sqft Living Area |
| Gross Area | 6,522 sqft |
| 1st Floor Area | 2,226 sqft |
| Basement Area | 1,400 sqft |
| Finished Basement | 1,400 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Architectural Style | Bi-Level |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 27,628 sqft (0.634 acres) |
| Garage Type | Attached |
| Garage Area | 704 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 328 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 03127264 |
|---|---|
| Street Address | 10643 MACARTHUR BLVD |
| City | POTOMAC |
| State | MD |
| Zip | 20854-3804 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R200 |
| Legal Description | RIVERSIDE TERRACE |
| Legal Subdivision | KNOLLWOOD |
| Legal Block | 1 |
| Legal Lot Number | 10 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 10 |
| Census Block Group | 1 |
| Census Block | 1019 |
| Census Tract | 706008 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Listed Area | Within Washington Aqueduct listed 1973 · 8 contributing resources · National Historic Landmark (designated 1973) · NRIS 73002123 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Montgomery County records, as of August 17, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 10643 MACARTHUR BLVD, POTOMAC, MD 20854-3804 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 15, 2001 · Amount on Record |
| Deed Sale | Oct 15, 2001 · Amount on Record |
| Prior Sale | Mar 24, 1998 · Amount on Record |
| Deed Document Number | 2001220868 |
| Deed Book / Page | 19815 / 677 |
| Last Transfer Date | Feb 4, 2016 |
| Transfer Doc | 0529660178 |
| Record Updated | Sep 20, 2026 |
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 | $1,767,000 (+3.93%) | $1,900,600 (+11.79%) Land $523,500 Building $1,377,100 | |
| 2025 | $19,562.00 (+1.87%) | $1,700,200 (+10.79%) Land $523,500 Building $1,176,700 | $1,700,200 (-) Land $523,500 Building $1,176,700 |
| 2024 | $19,203.00 (+21.11%) | ||
| 2023 | $1,534,667 | $1,700,200 Land $523,500 Building $1,176,700 | |
| 2022 | $15,856.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| Flood Insurance Cost | Premium on Record median of 27 policies |
| Nearby Flood Policies | 27 in force |
| Nearby Flood Claims | 3 (2019–2025) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Jul 2025 · 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.
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 | Direct burnable vegetation |
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 137 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 1,200 / 35 |
4G LTE only, no 5G reported
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