43635 Hay Rd is a 7,505 square foot house on a 1.87 acre lot with 4 bedrooms and 4.5 bathrooms. Based on Redfin's Ashburn data, we estimate the home's value is $1,783,891.
Single-familyProperty Type
2005Year Built
1.87 acresLot Size
$238Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,783,891
$34K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 34.7% higher than the average sale price ($1.32M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2026
$13,337 (+2.9%)
$468,500 + $1,188,250
$1,656,750
2025
$12,964 (+3.2%)
$373,700 + $1,236,790
$1,610,490
2024
$12,567 (+1.4%)
$373,700 + $1,079,170
$1,452,870
2023
$12,394 (+7.1%)
$373,700 + $1,042,710
$1,416,410
2022
$11,575 (+8.0%)
$338,700 + $961,900
$1,300,600
2021
$10,714 (−2.3%)
$283,700 + $809,520
$1,093,220
2020
$10,966
$238,700 + $820,790
$1,059,490
2019
$10,964 (+5.3%)
$238,700 + $810,460
$1,049,160
2018
$10,410 (−10.5%)
$238,700 + $720,720
$959,420
2017
$11,637 (−10.0%)
$238,700 + $795,700
$1,034,400
2016
$12,937 (−6.8%)
$238,700 + $891,190
$1,129,890
2014
$13,886 (+11.9%)
$278,500 + $923,810
$1,202,310
2013
$12,412 (−11.9%)
$252,700 + $777,320
$1,030,020
2012
$14,091 (−3.9%)
$252,700 + $888,300
$1,141,000
2011
$14,662 (+37.7%)
$252,700 + $888,300
$1,141,000
2009
$10,645 (+5.6%)
$223,000 + $874,200
$1,097,200
2008
$10,083
$247,700 + $601,000
$848,700
Tax history for 43635 Hay Rd
Year
Property tax
Land + Additions
Assessment*
2026
$13,337 (+2.9%)
$468,500 + $1,188,250
$1,656,750
2025
$12,964 (+3.2%)
$373,700 + $1,236,790
$1,610,490
2024
$12,567 (+1.4%)
$373,700 + $1,079,170
$1,452,870
2023
$12,394 (+7.1%)
$373,700 + $1,042,710
$1,416,410
2022
$11,575 (+8.0%)
$338,700 + $961,900
$1,300,600
2021
$10,714 (−2.3%)
$283,700 + $809,520
$1,093,220
2020
$10,966
$238,700 + $820,790
$1,059,490
2019
$10,964 (+5.3%)
$238,700 + $810,460
$1,049,160
2018
$10,410 (−10.5%)
$238,700 + $720,720
$959,420
2017
$11,637 (−10.0%)
$238,700 + $795,700
$1,034,400
2016
$12,937 (−6.8%)
$238,700 + $891,190
$1,129,890
2014
$13,886 (+11.9%)
$278,500 + $923,810
$1,202,310
2013
$12,412 (−11.9%)
$252,700 + $777,320
$1,030,020
2012
$14,091 (−3.9%)
$252,700 + $888,300
$1,141,000
2011
$14,662 (+37.7%)
$252,700 + $888,300
$1,141,000
2009
$10,645 (+5.6%)
$223,000 + $874,200
$1,097,200
2008
$10,083
$247,700 + $601,000
$848,700
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
CR1
Countryside Residential-1 District
The purpose of the Countryside Residential CR-1 Legacy Zoning District is to retain existing areas established to: Implement the Rural Historic Village Place Type of the General Plan; Protect the small, compact, pedestrian-scale rural communities characterized by low-density residential development situated on smaller lots through the CR-1 Zoning Districts; Retain the compact development pattern of villages interspersed throughout the surrounding agricultural landscape; Ensure new construction is designed to complement surrounding properties and maintain the existing development pattern within a village and While typically not served by community or municipal water supply and wastewater/sewer systems, encourage development served by public water and sewer facilities to achieve a traditional village development pattern and preserve open space.
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Greenhouse / nursery
Housing-Single unit
Infrastructure
Bed & breakfast
Educational/school
Park & open space
Apr 30, 2025 • Final
Gas (residential) - alteration
Install a gas line for a pool heater.
Gas
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 3,305
Basement Finish: Finished
Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 1
# of Bathroom Fixtures: 16
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Central
Fireplace Information
# of Fireplaces: 2
Fireplace Type: 1 Opening
Has Fireplace
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Concrete
Building Style Type: Colonial
Construction Type: Brick
Exterior Wall: Masonry Veneer
Roof Shape Type: Gable
Building Type: Single Family
Pool Information
Pool Type: Concrete/Gunite
Has Pool
Property Information
Subdivision Name: ASHBURN VALLEY
Living Sq. Ft: 7,505
Ground Floor Sq. Ft: 2,975
Building Sq. Ft: 10,236
# of Stories: 2
Stories Type: 2
Legal Description: ASHBURN VALLEY LOT 9 200507250080718 200409230103150P
Parking & Garage Information
Parking Type: Frame Garage
Garage/Parking Sq. Ft: 726
Garage / Carport Type: Frame
Lot Information
# of Buildings: 1
Land Sq. Ft: 81,457
Legal Lot Number: 9
Municipality Name: ASHBURN
Acres: 1.87
Zoning Code: CR1
State Use Description: SINGLE FAMILY RESIDENTIAL URBA
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 4.5
Sq. Ft.: 7,505
Stories: 2.0
Lot Size: 1.87 acres
Style: Single Family Residential
Year Built: 2005
Year Renovated: 2005
County: Loudoun County
APN: 085153392000
Home facts updated by county records on Aug 14, 2026
Around this home
Schools
Cedar Lane Elementary School
Public PreK-5 • Assigned • 0.3mi
8/10
Trailside Middle School
Public 6-8 • Assigned • 1.0mi
10/10
Stone Bridge High School
Public 9-12 • Assigned • 1.0mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
6/10 Heat Factor
7 days above 103° expected this year, 16 days in 30 years
4/10 Wind Factor
8% chance of strong winds in next 30 years
2/10 Air Factor
2 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Ashburn, VA • 20147
Average low and high temperatures (°F)
38
24
44
29
63
41
71
49
75
55
86
65
90
72
82
64
79
61
70
47
58
41
44
30
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.3 hours in
June and 4.1 hours in December, placing it below the
U.S. average for solar exposure.
9.3 hrs
4.1 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.70M – $2.05M
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