10521 Gunston Rd is a 3,156 square foot house on a 2 acre lot with 3 bedrooms and 3.5 bathrooms. Based on Redfin's Lorton data, we estimate the home's value is $1,292,234.
Single-familyProperty Type
2003Year Built
2 acresLot Size
$409Est. Price/Sq.Ft.
4 spacesParking
Source:Public Records
Redfin Estimate
$1,292,234
$26K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 34.8% higher than the average sale price ($959K) of 6 comparable homes.
*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
R-E
Residential Estate District
The R-E District provides for single-family detached dwellings on large lots and allows other uses that are compatible with the open and rural character of the district.
Permitted uses
Include but are not limited to:
Agriculture-Other
Housing-Group
Housing-Single unit
Public service
Oct 26, 2022 • Final
Residential electrical
Install a generator and transfer switches.
Electrical
Generator
Oct 24, 2022 • Final
Residential plumbing
Install a gas line from a new buried propane tank to a generator.
Gas
Generator
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: 512
Basement Finish: Full
Basement Type: Full
Bathroom Information
# of Full Baths: 3
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: No Gas Public/Piped
Heating Type: Heat Pump
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Construction Type: Wood
Roof Covering Type: Composition Shingle
Building Type: Single Family
Property Information
Living Sq. Ft: 3,156
Adjusted Gross Sq. Ft: 2,644
Building Sq. Ft: 3,156
# of Stories: 2
Stories Type: 2
Legal Description: MASONS NECK
Parking & Garage Information
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 912
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 87,120
Legal Lot Number: 18
Municipality Name: MT VERNON
Acres: 2
Zoning Code: RE
County Use Description: RESID 1 FAM DETACHED
Utility Information
Electricity / Wiring Type: Connected
Financial
Assessor Information
Assessment Year: 2026
Tax Area: MT VERNON
Public facts
Beds: 3
Baths: 3.5
Sq. Ft.: 3,156
Stories: 2.0
Lot Size: 2 acres
Style: Single Family Residential
Year Built: 2003
Year Renovated: —
County: Fairfax County
APN: 1143 01 0018
Home facts updated by county records on Jul 30, 2026
Around this home
Schools
Gunston Elementary School
Public PreK-6 • Assigned • 1.4mi
8/10
South County Middle School
Public 7-8 • Assigned • 4.3mi
9/10
South County High School
Public 9-12 • Assigned • 4.1mi
8/10
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
7/10 Heat Factor
7 days above 105° expected this year, 16 days in 30 years
4/10 Wind Factor
20% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Lorton, VA • 22079
Average low and high temperatures (°F)
41
25
46
29
64
41
72
50
76
56
87
66
91
72
82
64
79
62
70
48
60
40
47
30
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.4 hours in
June and 4.3 hours in December, placing it below the
U.S. average for solar exposure.
9.4 hrs
4.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.23M – $1.49M
Reach more buyers when you sell with Redfin. Save up to $12,922 in fees.3 minutes to get started.
Get a free, detailed breakdown of how we calculated your estimate.