Montgomery County property record for 18 Walker Ave, Gaithersburg, MD 20877
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 3,372 sqft · built 1911 |
| Lot Size | 0.41 acres (17,878 sqft) |
| Owner | Company Name on File |
| Tax Bill | $6,809 (2025) |
| Deeds & Mortgages | Dec 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-00846892 |
| Primary APN | 09-00846892 |
|---|---|
| Alternative APN |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,372 sqft Living Area |
| 1st Floor Area | 1,753 sqft |
| Basement Area | 500 sqft |
| Finished Basement | 500 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1911 |
|---|---|
| Effective Year Built | Effective 1911 |
| Architectural Style | Bi-Level |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 17,878 sqft (0.41 acres) |
| Porch | Open Porch |
| Porch Area | 633 sqft |
| Deck Area | 180 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Radiant |
| Sewer | Municipal |
| Account Number | 00846892 |
|---|---|
| Street Address | 18 WALKER AVE |
| City | GAITHERSBURG |
| State | MD |
| Zip | 20877-2704 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R90 |
| Legal Description | WALKERS ADD |
| Legal Subdivision | WALKERS ADD |
| Legal Block | 4 |
| Legal Lot Number | 18 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 9 |
| Census Block Group | 4 |
| Census Block | 4004 |
| Census Tract | 700723 |
18 Walker Ave is owned by a company that acquired it in June 2010.
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 | Company Name on File |
|---|---|
| Mailing Address | 18 WALKER AVE, GAITHERSBURG, MD 20877-2704 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 29, 2010 |
| Deed Sale | Jun 29, 2010 |
| Prior Sale | Jul 15, 1997 · Amount on File |
| Deed Document Number | 2010166601 |
| Prior Transfer Date | Jun 24, 2010 |
| Prior Transfer Doc | 166601 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 18 WALKER AVE, GAITHERSBURG, MD 20877-2704 |
| Transaction Type | Mortgage |
| Record Updated | Mar 4, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0553120445 |
|---|---|
| Date | Dec 4, 2017 |
| Book Page | 55312/445 |
| Name | SANDY SPRING BANK |
|---|---|
| Type | Bank |
| Address | OLNEY, MD 20832 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 479 Months |
| Due | Nov 7, 2057 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 18 Walker Ave was $6,809, down 2.2% from the year before.
Source: Montgomery County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Municipality | Gaithersburg City |
| Unified School District | Montgomery County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $578,500 (+6.82%) Land $187,600 Building $390,900 | $578,500 (-) Land $187,600 Building $390,900 | |
| 2025 | $6,809.00 (-2.24%) | $541,567 | $578,500 Land $187,600 Building $390,900 |
| 2024 | $6,965.00 | ||
| 2023 | $467,700 Land $172,500 Building $295,200 | $467,700 Land $172,500 Building $295,200 | |
| 2022 | $5,533.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Walker Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective April 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 18 Walker Ave 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 97% of the US · lower than 94% of Maryland |
|---|---|
| Wildfire Likelihood | Under 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 196 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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