Montgomery County property record for 11609 Twining Ln, Potomac, MD 20854
| Property Type | Single Family Home |
|---|---|
| Details | 4 ba · 3,962 sqft · built 1980 |
| Lot Size | 0.646 acres (28,126 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,125,000 (Jul 2011) |
| Tax Bill | $15,415 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-01849732 |
| Primary APN | 10-01849732 |
|---|---|
| Alternative APN |
|
| Full Baths | 4 Baths |
|---|---|
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 3,962 sqft Living Area |
| Gross Area | 4,658 sqft |
| 1st Floor Area | 2,081 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Bi-Level |
| Exterior Material | Brick |
| Construction Type | Brick |
| Roof Material | Composition Shingle |
| Lot Area | 28,126 sqft (0.646 acres) |
| Garage Type | Attached |
| Garage Area | 696 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Area | 648 sqft |
|---|---|
| Porch | Open Porch |
| Porch Area | 245 sqft |
| Patio Area | 684 sqft |
| Balcony Area | 208 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01849732 |
|---|---|
| Street Address | 11609 TWINING LN |
| City | POTOMAC |
| State | MD |
| Zip | 20854-1862 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RE1 |
| Legal Description | GLEN MILL VILLAGE |
| Legal Subdivision | GLEN MILL VILLAGE |
| Legal Block | C |
| Legal Lot Number | 7 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 10 |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 706007 |
11609 Twining Ln is owned and occupied by two individuals who bought it in July 2011.
Source: Montgomery County records, as of August 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 11609 TWINING LN, POTOMAC, MD 20854-1862 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 13, 2011 · Amount on File |
| Deed Sale | Jul 13, 2011 · Amount on File |
| Prior Sale | May 5, 1999 |
| Deed Book / Page | 41869 / 127 |
| Transfer Doc | 0000145972 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 11609 Twining Ln was $15,415.
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 | $1,364,367 (+2.8%) | $1,438,700 (+8.4%) Land $487,300 Building $951,400 | |
| 2025 | $15,415.00 | $1,327,200 Land $487,300 Building $839,900 | $1,327,200 Land $487,300 Building $839,900 |
| 2023 | $1,149,667 | $1,327,200 Land $487,300 Building $839,900 | |
| 2022 | $11,661.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 11609 Twining Ln in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2019.
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 | 9 in force |
| Nearby Flood Claims | 2 (2019) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jul 2019 · 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 11609 Twining Ln 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 | 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 336 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 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures