Montgomery County property record for 11500 Gilsan St, Silver Spring, MD 20902
| Property Type | Single Family Home |
|---|---|
| Details | 3.5 ba · 3,065 sqft · built 1960 |
| Lot Size | 0.32 acres (13,935 sqft) |
| Owner | Individual Name on File |
| Last Sale | $340,000 (May 2010) |
| Tax Bill | $6,642 (2025) |
| Deeds & Mortgages | Nov 2023 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-01328252 |
| Primary APN | 13-01328252 |
|---|---|
| Alternative APN |
|
| Full Baths | 3.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,065 sqft Living Area |
| 1st Floor Area | 1,405 sqft |
| Basement Area | 700 sqft |
| Finished Basement | 700 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Bi-Level |
| Exterior Material | Combination |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 13,935 sqft (0.32 acres) |
| Garage Type | Carport |
| Garage Area | 315 sqft |
| Carport | Carport |
| Carport Area | 315 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 48 sqft |
| Patio Area | 400 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01328252 |
|---|---|
| Street Address | 11500 GILSAN ST |
| City | SILVER SPRING |
| State | MD |
| Zip | 20902-3121 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R90 |
| Legal Description | KEMP MILL EST |
| Legal Subdivision | KEMP MILL ESTATES |
| Legal Block | 27 |
| Legal Lot Number | 51 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 13 |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 703208 |
11500 Gilsan St is owned and occupied by an individual who bought it in May 2010.
Source: Montgomery County records, as of August 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 11500 GILSAN ST, SILVER SPRING, MD 20902-3121 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
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 | Name on Deed |
|---|---|
| Last Sale | May 27, 2010 · Amount on File |
| Deed Sale | May 27, 2010 · Amount on File |
| Prior Sale | Feb 9, 2007 · Amount on File |
| Deed Document Number | 2010164300 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 11500 GILSAN ST, SILVER SPRING, MD 20902-3121 |
| Transaction Type | Mortgage |
| Record Updated | Dec 8, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0675440361 |
|---|---|
| Date | Nov 15, 2023 |
| Book Page | 67544/361 |
| Name | AGRICULTURE FCU |
|---|---|
| Type | Credit Union |
| Address | WASHINGTON, DC 20250 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Nov 14, 2038 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 11500 Gilsan St was $6,642.
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 | $611,100 (+7.97%) | $701,300 (+23.9%) Land $236,600 Building $464,700 | |
| 2025 | $6,642.00 | $566,000 Land $236,600 Building $329,400 | $566,000 Land $236,600 Building $329,400 |
| 2023 | $512,667 (+5.49%) | $566,000 (+16.46%) Land $236,600 Building $329,400 | |
| 2022 | $5,324.00 Homeowner's exemption | $486,000 Land $236,600 Building $249,400 | $486,000 Land $236,600 Building $249,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 11500 Gilsan St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2016.
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 | 4 in force |
| Nearby Flood Claims | 2 (2016–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jul 2017 · 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 11500 Gilsan St 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 | Indirect within 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 204 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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