Loudoun County property record for 43439 Mountcastle Dr, Chantilly, VA 20152
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 4,818 sqft · built 2005 |
| Lot Size | 0.28 acres (12,196 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $9,601 (2026) |
| Deeds & Mortgages | Jul 2019 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 129-39-7370-000 |
| Primary APN | 129-39-7370-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 17 Plumbing Fixtures |
| Stories | 2 Stories |
| Building Area | 4,818 sqft Living Area |
| 1st Floor Area | 1,482 sqft |
| Basement Area | 928 sqft |
| Finished Basement | 928 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2005 |
|---|---|
| Effective Year Built | Effective 2008 |
| Architectural Style | Colonial |
| Exterior Material | Brick/Stone |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 12,196 sqft (0.28 acres) |
| Garage Type | Attached |
| Garage Area | 814 sqft |
| Pool Area | 900 sqft |
|---|---|
| Porch | Open Porch |
| Porch Area | 40 sqft |
| Deck Area | Deck Area |
| Patio Area | 520 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Street Address | 43439 MOUNTCASTLE DR |
|---|---|
| City | CHANTILLY |
| State | VA |
| Zip | 20152-2586 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R4 |
| Legal Description | POLAND ROAD PROPERTY SEC.1 LOT 80 200508120090557 200404070032360P |
| Legal Subdivision | POLAND ROAD PROPERTY |
| Legal Block | 2 |
| Legal Lot Number | 80 |
| Jurisdiction | LOUDOUN VA |
| Township / Civil Division | DULLES |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 611804 |
Source: Loudoun County records, as of September 18, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 43439 MOUNTCASTLE DR, CHANTILLY, VA 20152-2586 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Right of Survivorship |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOUDOUN VA |
| Property Address | 43439 MOUNTCASTLE DR, CHANTILLY, VA 20152-2586 |
| Document Number | 20190808045374 |
| Instrument Date | Jul 25, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Aug 27, 2019 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 43439 MOUNTCASTLE DR CHANTILLY VA 201522586, CHANTILLY, VA 20152-2586 |
| Document Number | 20190808045374 |
|---|---|
| Date | Aug 8, 2019 |
| Instrument | 45374 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 7, 2049 |
| Rate Type | Adjustable Rate |
|---|
Source: Loudoun County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Virginia |
| County | Loudoun County |
| Unified School District | Loudoun County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $9,601.00 (+10.25%) | $1,192,720 (+19.85%) Land $300,900 Building $891,820 | $1,192,720 (+19.85%) Land $300,900 Building $891,820 |
| 2023 | $8,708.00 | $995,210 Land $315,900 Building $679,310 | $995,210 Land $315,900 Building $679,310 |
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 June 15, 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 |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 3 (2020–2022) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | May 2022 · other causes |
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 94% of the US · lower than 96% of Virginia |
|---|---|
| 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 | LOUDOUN WATER - CENTRAL SYSTEM serves 334,808 people · EPA ID VA6107350 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2024 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 349 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fiber | 980 / 880 |
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