Loudoun County property record for 43454 Mountcastle Dr, Chantilly, VA 20152
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 5,389 sqft · built 2005 |
| Lot Size | 0.24 acres (10,454 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,090,000 (Nov 2021) |
| Tax Bill | $9,460 (2026) |
| Deeds & Mortgages | Nov 2021 Sale & Mortgage Mar 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 129-40-0103-000 |
| Primary APN | 129-40-0103-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 18 Plumbing Fixtures |
| Stories | 2 Stories |
| Building Area | 5,389 sqft Living Area |
| 1st Floor Area | 1,632 sqft |
| Basement Area | 1,550 sqft |
| Finished Basement | 1,550 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 | 10,454 sqft (0.24 acres) |
| View / Lot | Ocean |
| Garage Type | Attached |
| Garage Area | 546 sqft |
| Porch | Covered Porch |
|---|---|
| Porch Area | 55 sqft |
| Deck Area | Deck Area |
| Patio Area | 533 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Street Address | 43454 MOUNTCASTLE DR |
|---|---|
| City | CHANTILLY |
| State | VA |
| Zip | 20152-2585 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R4 |
| Legal Description | POLAND ROAD PROPERTY SEC.2 LOT 92 200602240017469 200408110083649P |
| Legal Subdivision | POLAND RD PROPERTY |
| Legal Block | 2 |
| Legal Lot Number | 92 |
| Jurisdiction | LOUDOUN VA |
| Township / Civil Division | DULLES |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 611804 |
43454 Mountcastle Dr is owned and occupied by two individuals who bought it in November 2021.
Source: Loudoun County records, as of September 21, 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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 43454 MOUNTCASTLE DR, CHANTILLY, VA 20152-2585 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Nov 29, 2021 | Warranty Deed, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC |
| Mar 28, 2019 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 29, 2021 · Amount on File |
| Deed Sale | Nov 29, 2021 · Amount on File |
| Deed Document Number | 2021118234 |
| Prior Transfer Date | Mar 26, 2019 |
| Prior Transfer Doc | 0000014722 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | LOUDOUN VA |
| Recording Date | Nov 29, 2021 |
| Property Address | 43454 MOUNTCASTLE DR, CHANTILLY, VA 20152-2585 |
| Document Number | 0000118234 |
| Instrument Date | Nov 24, 2021 |
| Instrument | 202111290118234 |
| Transaction Type | Transfer |
| Record Updated | Dec 15, 2021 |
| Title Company | CHAMPION TITLE AGENCY, CHAMPION TITLE & STLMNTS INC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 43454 MOUNTCASTLE DR, CHANTILLY, VA 20152-2585 |
| Document Number | 0000118235 |
|---|---|
| Date | Nov 29, 2021 |
| Instrument | 202111290118235 |
| Name | ROCKET MORTGAGE LLC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Fixed Rate |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOUDOUN VA |
| Recording Date | Mar 28, 2019 |
| Property Address | 43454 MOUNTCASTLE DR, CHANTILLY, VA 20152-2585 |
| Document Number | 20190328014722 |
| Instrument Date | Mar 26, 2019 |
| Instrument | 14722 |
| Transaction Type | Transfer |
| Record Updated | Apr 16, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 43454 MOUNTCASTLE DR CHANTILLY VA 201522585, CHANTILLY, VA 20152-2585 |
The 2026 property tax bill for 43454 Mountcastle Dr was $9,460.
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 | $9,460.00 | $1,175,210 Land $299,700 Building $875,510 | $1,175,210 Land $299,700 Building $875,510 |
| 2023 | $8,848.00 | $1,011,300 Land $314,700 Building $696,600 | $1,011,300 Land $314,700 Building $696,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 43454 Mountcastle Dr in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2020.
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.
Wildfire risk around 43454 Mountcastle Dr is low, with less than 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 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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