Montgomery County property record for 13 Harkness Ct, Gaithersburg, MD 20879
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 2,549 sqft · built 1973 |
| Lot Size | 0.24 acres (10,439 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $490,000 (May 2025) |
| Tax Bill | $5,718 (2025) |
| Deeds & Mortgages | Dec 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-01533493 |
| Primary APN | 09-01533493 |
|---|---|
| Alternative APN |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,549 sqft Living Area |
| Gross Area | 2,853 sqft |
| 1st Floor Area | 1,429 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1973 |
| Architectural Style | Bi-Level |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 10,439 sqft (0.24 acres) |
| Garage Type | Attached |
| Garage Area | 304 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 144 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01533493 |
|---|---|
| Street Address | 13 HARKNESS CT |
| City | GAITHERSBURG |
| State | MD |
| Zip | 20879-1830 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R90 |
| Legal Description | CHARLENE SEC 1 7877/402 |
| Legal Subdivision | CHARLENE |
| Legal Block | 2 |
| Legal Lot Number | 8 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 9 |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 700715 |
13 Harkness Ct is owned and occupied by two individuals who bought it in May 2025.
Source: Montgomery County records, as of August 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 13 HARKNESS CT, GAITHERSBURG, MD 20879-1830 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | May 28, 2025 · Amount on File |
| Deed Sale | May 28, 2025 · Amount on File |
| Deed Book / Page | 69217 / 400 |
| Prior Transfer Date | May 10, 2014 |
| Prior Transfer Doc | 0488890477 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 13 HARKNESS CT, GAITHERSBURG, MD 20879-1830 |
| Transaction Type | Mortgage |
| Record Updated | Jan 7, 2026 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 13 HARKNESS CT, GAITHERSBURG, MD 20879-1830 |
| Document Number | 0699570495 |
|---|---|
| Date | Dec 22, 2025 |
| Book Page | 69957/495 |
| Name | NFM LENDING |
|---|---|
| Type | Mortgage Company |
| Address | LINTHICUM HEIGHTS, MD 21090 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2056 |
The 2025 property tax bill for 13 Harkness Ct was $5,718, up 11.7% from the year before.
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 | $494,600 (+9.84%) Land $174,200 Building $320,400 | $494,600 (-) Land $174,200 Building $320,400 | |
| 2025 | $5,718.00 (+11.66%) | $450,300 | $494,600 Land $174,200 Building $320,400 |
| 2024 | $5,121.00 | ||
| 2023 | $361,700 Land $159,500 Building $202,200 | $361,700 Land $159,500 Building $202,200 | |
| 2022 | $4,324.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 13 Harkness Ct in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2003.
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 | 2 in force |
| Nearby Flood Claims | 1 (2003) |
| Most Recent Claim | Sep 2003 · Hurricane Isabel |
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 13 Harkness Ct is low, with less than 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 96% of the US · lower than 92% of Maryland |
|---|---|
| Wildfire Likelihood | Under 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 433 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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