Prince George's County property record for 8403 Thornberry Dr E, Upper Marlboro, MD 20772
| Property Type | Single Family Home |
|---|---|
| Details | 3 ba · 1,188 sqft · built 1969 |
| Lot Size | 0.231 acres (10,083 sqft) |
| Owner | Individual Name on File |
| Last Sale | $144,000 (Nov 1995) |
| Tax Bill | $3,160 (2023) |
| Flood Zone | Zone X (minimal risk) |
| APN | 15-1765809 |
| Primary APN | 15-1765809 |
|---|---|
| Alternative APN |
|
| Full Baths | 3 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,188 sqft Total Area |
| 1st Floor Area | 1,188 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1969 |
|---|---|
| Architectural Style | Split Foyer |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 10,083 sqft (0.231 acres) |
| Garage Type | Basement |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 224 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Sewer | Connected |
| Account Number | 1765809 |
|---|---|
| Street Address | 8403 THORNBERRY DR E |
| City | UPPER MARLBORO |
| State | MD |
| Zip | 20772-5032 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR |
| Legal Description | MARLTON |
| Legal Subdivision | MARLTON 2 SEC 5 |
| Legal Block | S |
| Legal Lot Number | 3 |
| Jurisdiction | PRINCE GEORGE'S MD |
| Township / Civil Division | 15, MELLWOOD |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 800704 |
Source: Prince George's County records, as of October 20, 2023
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 | Individual Name on File |
|---|---|
| Mailing Address | 8403 THORNBERRY DR E, UPPER MARLBORO, MD 20772-5032 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 7, 1995 · Amount on File |
| Deed Sale | Nov 7, 1995 · Amount on File |
| Deed Document Number | 511070 |
| Deed Book / Page | 10442 / 00251 |
| Record Updated | Jun 7, 2026 |
Source: Prince George's County assessment roll, as of July 1, 2023
| Type | Name |
|---|---|
| State | Maryland |
| County | Prince George's County |
| Unified School District | Prince George's County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2023 | $3,160.00 Homeowner's exemption | $284,200 | $350,400 Land $116,200 Building $234,200 |
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 January 15, 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 |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 4 (2011–2026) |
| Most Recent Claim | May 2026 · other causes |
| Claims by Event |
|
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 | 0.02% 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 76 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
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