Montgomery County property record for 1511 Glenallan Ave, Silver Spring, MD 20902
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,852 sqft · built 1940 |
| Lot Size | 1.02 acres (44,619 sqft) |
| Owner | Company Name on Record |
| Last Sale | $350,000 (May 2003) |
| Tax Bill | $671 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-00955358 |
| Primary APN | 13-00955358 |
|---|---|
| Alternative APN |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,852 sqft Living Area |
| Gross Area | 2,332 sqft |
| 1st Floor Area | 1,420 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Multi-Level |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 44,619 sqft |
| Garage Type | Attached |
| Garage Area | 480 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 156 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Account Number | 00955358 |
|---|---|
| Street Address | 1511 GLENALLAN AVE |
| City | SILVER SPRING |
| State | MD |
| Zip | 20902-1362 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R90 |
| Legal Description | GLEN ALLEN |
| Legal Subdivision | WALLACES SUB |
| Legal Block | 1 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 13 |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 703207 |
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 Record |
|---|---|
| Mailing Address | 101 MONROE ST, ROCKVILLE, MD 20850-2503 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 2, 2003 · Amount on Record |
| Deed Sale | May 2, 2003 · Amount on Record |
| Deed Document Number | 2003269680 |
| 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 | $629,433 (+0.85%) | $640,100 (+2.56%) Land $410,300 Building $229,800 | |
| 2025 | $671.00 (+25.89%) | $624,100 (+6.64%) Land $410,300 Building $213,800 | $624,100 (-) Land $410,300 Building $213,800 |
| 2023 | $585,233 | $624,100 Land $410,300 Building $213,800 | |
| 2022 | $533.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 1 (2025) |
| Claims Outside the SFHA | 1 of 1 |
| 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 184 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 |
| Starlink Satellite | 280 / 30 |
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