6823 Union Mill Rd is a 2,336 square foot house on a 3.2 acre lot with 2 bathrooms. - it last sold on November 28, 1995 for $225,000. Based on Redfin's Clifton data, we estimate the home's value is $859,558.
Single-familyProperty Type
1958Year Built
3.2 acresLot Size
$368Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$859,558
$635K since sold in November 1995$9,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 8.9% lower than the average sale price ($944K) 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
R-C
WSPO
Residential-Conservation District
The R-C District protects water courses, stream valleys, marshes, forest cover in watersheds, aquifer recharge areas, rare ecological areas, and areas of natural scenic vistas. The R-C District also minimizes impervious surface and protects the quality of water in public water supply watersheds by encouraging open areas for agriculture and large lot single-family subdivisions.
Zone overlays
Water Supply Protection Overlay District
Permitted uses
Include but are not limited to:
Agriculture-Other
Housing-Group
Housing-Single unit
Public service
Property details
Interior
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Fuel Type: No Gas Public/Piped
Heating Type: Baseboard Hot Water/Steam
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Construction Type: Cinder Block
Exterior Wall: Stone/Vinyl
Roof Covering Type: Composition Shingle
Building Type: Single Family
Property Information
Subdivision Name: TYSONS WEST
Living Sq. Ft: 2,336
Adjusted Gross Sq. Ft: 2,336
Building Sq. Ft: 2,816
# of Stories: 1
Stories Type: 1
Legal Description: JOHNNY MOORE 12959-1166
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 480
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 139,305
Legal Lot Number: 9
Municipality Name: SPRINGFIELD
Acres: 3.198
Zoning Code: RC
County Use Description: RESID 1 FAM DETACHED
Utility Information
Electricity / Wiring Type: Connected
Financial
Assessor Information
Assessment Year: 2026
Tax Area: SPRINGFIELD
Public facts
Beds: —
Baths: 2.0
Sq. Ft.: 2,336
Stories: 1.0
Lot Size: 3.2 acres
Style: Single Family Residential
Year Built: 1958
Year Renovated: —
County: Fairfax County
APN: 0742 01 0009
Home facts updated by county records on Jul 30, 2026
Around this home
Schools
Union Mill Elementary School
Public PreK-6 • Assigned • 1.3mi
9/10
Liberty Middle School
Public 7-8 • Assigned • 0.3mi
7/10
Centreville High School
Public 9-12 • Assigned • 1.7mi
5/10
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
6/10 Heat Factor
7 days above 104° expected this year, 16 days in 30 years
4/10 Wind Factor
14% 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
Clifton, VA • 20124
Average low and high temperatures (°F)
40
24
45
28
64
41
71
50
74
56
85
65
90
72
82
64
79
61
70
47
59
40
45
28
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 4.2 hours in December, placing it below the
U.S. average for solar exposure.
9.4 hrs
4.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$817,000 – $989,000
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