Montgomery County property record for 9503 Thornhill Rd, Silver Spring, MD 20901
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 1,880 sqft · built 1938 |
| Lot Size | 0.131 acres (5,700 sqft) |
| Owner | Company Name on File |
| Last Sale | $620,000 (Aug 2020) |
| Tax Bill | $6,942 (2025) |
| Deeds & Mortgages | Aug 2021 Transfer Aug 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-01030354 |
| Primary APN | 13-01030354 |
|---|---|
| Alternative APN |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,880 sqft Living Area |
| Gross Area | 2,080 sqft |
| 1st Floor Area | 872 sqft |
| Attic | Attic |
| Attic Area | 156 sqft |
| Basement Area | 336 sqft |
| Finished Basement | 336 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1938 |
|---|---|
| Effective Year Built | Effective 1938 |
| Architectural Style | Bi-Level |
| Exterior Material | Brick |
| Construction Type | Frame |
| Roof Material | Slate |
| Lot Area | 5,700 sqft (0.131 acres) |
| Garage Type | Attached |
| Garage Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Heat Pump |
| Sewer | Municipal |
| Account Number | 01030354 |
|---|---|
| Street Address | 9503 THORNHILL RD |
| City | SILVER SPRING |
| State | MD |
| Zip | 20901-4835 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R60 |
| Legal Description | NORTH HILLS OF SLIGO PARK SEC 1 |
| Legal Subdivision | NORTH HILLS |
| Legal Block | B |
| Legal Lot Number | 33 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 13 |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 702302 |
Source: Montgomery County records · APN 13-01030354
Assessment roll updated August 17, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 9503 THORNHILL RD, SILVER SPRING, MD 20901-4835 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Aug 10, 2021 | Intrafamily Transfer, Transfer |
| Aug 31, 2020 | Deed, Transfer · Conventional Mortgage PROSPERITY HOME MORTGAGE LLC |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 31, 2020 · Amount on Record |
| Deed Sale | Aug 31, 2020 · Amount on Record |
| Prior Sale | Jun 10, 2005 · Amount on Record |
| Deed Book / Page | 60411 / 43 |
| Last Transfer Date | May 26, 2021 |
| Transfer Doc | 0637070412 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Recording Date | Aug 10, 2021 |
| Property Address | 9503 THORNHILL RD, SILVER SPRING, MD 20901-4835 |
| Document Number | 0637070412 |
| Book / Page | 63707 / 412 |
| Map Reference | MB 20 PL 1273 |
| Instrument Date | May 26, 2021 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 9503 THORNHILL RD, SILVER SPRING, MD 20901-4835 |
| Document Type | Deed |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Recording Date | Aug 31, 2020 |
| Property Address | 9503 THORNHILL RD, SILVER SPRING, MD 20901-4835 |
| Document Number | 0604110043 |
| Book / Page | 60411 / 43 |
| Map Reference | MB 20 PL 1273 |
| Instrument Date | Jun 26, 2020 |
| Transaction Type | Transfer |
| Record Updated | Aug 20, 2021 |
| Title Company | RGS TITLE LLC |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $9,300.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 9503 THORNHILL RD, 9503, SILVER SPRING, MD 20901-4835 |
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Severalty |
| Address | 9503 THORNHILL RD, SILVER SPRING, MD 20901-4835 |
| Document Number | 6041148 |
|---|---|
| Date | Aug 31, 2020 |
| Instrument | 60411/48 |
| Name | PROSPERITY HOME MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Jul 01, 2050 |
Source: Montgomery County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Unified School District | Montgomery County Public Schools (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $623,800 (+4.23%) | $649,100 (-) Land $303,800 Building $345,300 | |
| 2025 | $6,942.00 (-4.39%) | $598,500 (+5.75%) | $649,100 (+13.24%) Land $303,800 Building $345,300 |
| 2024 | $7,261.00 (+7.44%) | ||
| 2023 | $565,933 | $573,200 Land $303,800 Building $269,400 | |
| 2022 | $6,758.00 |
Source: FEMA National Flood Hazard Layer as of April 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 2 (2003–2014) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Aug 2014 · rainfall accumulation |
| Wildfire Risk | Not rated no wildfire likelihood modeled here |
|---|
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable | 1,500 / 50 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Based on FCC filings for 495 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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