12877 Knight Arch Rd is a 4,780 square foot house on a 0.38 acre lot with 4 bedrooms and 4.5 bathrooms. Based on Redfin's Fairfax data, we estimate the home's value is $1,350,047.
Single-familyProperty Type
2005Year Built
0.38 acresLot Size
$282Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,350,047
$13K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.4% lower than the average sale price ($1.38M) 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
$14,325 (+1.0%)
$378,000 + $863,910
$1,241,910
2025
$14,183 (+5.9%)
$378,000 + $863,910
$1,241,910
2024
$13,396 (+9.4%)
$363,000 + $863,910
$1,226,910
2023
$12,248 (+2.8%)
$338,000 + $818,360
$1,156,360
2022
$11,911 (+4.9%)
$328,000 + $757,300
$1,085,300
2021
$11,354 (−0.3%)
$313,000 + $728,610
$1,041,610
2020
$11,392 (+3.3%)
$283,000 + $684,540
$967,540
2019
$11,023 (+2.3%)
$278,000 + $684,540
$962,540
2018
$10,780 (+2.5%)
$278,000 + $653,380
$931,380
2017
$10,522 (+2.3%)
$278,000 + $628,250
$906,250
2016
$10,286 (+4.0%)
$278,000 + $609,950
$887,950
2014
$9,887 (+7.3%)
$278,000 + $609,950
$887,950
2013
$9,214 (+11.3%)
$278,000 + $609,950
$887,950
2011
$8,279 (+0.8%)
$253,000 + $527,790
$780,790
2010
$8,217
$243,000 + $519,360
$762,360
2009
$8,217 (−2.9%)
$233,000 + $509,970
$742,970
2008
$8,465
$253,000 + $578,760
$831,760
Tax history for 12877 Knight Arch Rd
Year
Property tax
Land + Additions
Assessment*
2026
$14,325 (+1.0%)
$378,000 + $863,910
$1,241,910
2025
$14,183 (+5.9%)
$378,000 + $863,910
$1,241,910
2024
$13,396 (+9.4%)
$363,000 + $863,910
$1,226,910
2023
$12,248 (+2.8%)
$338,000 + $818,360
$1,156,360
2022
$11,911 (+4.9%)
$328,000 + $757,300
$1,085,300
2021
$11,354 (−0.3%)
$313,000 + $728,610
$1,041,610
2020
$11,392 (+3.3%)
$283,000 + $684,540
$967,540
2019
$11,023 (+2.3%)
$278,000 + $684,540
$962,540
2018
$10,780 (+2.5%)
$278,000 + $653,380
$931,380
2017
$10,522 (+2.3%)
$278,000 + $628,250
$906,250
2016
$10,286 (+4.0%)
$278,000 + $609,950
$887,950
2014
$9,887 (+7.3%)
$278,000 + $609,950
$887,950
2013
$9,214 (+11.3%)
$278,000 + $609,950
$887,950
2011
$8,279 (+0.8%)
$253,000 + $527,790
$780,790
2010
$8,217
$243,000 + $519,360
$762,360
2009
$8,217 (−2.9%)
$233,000 + $509,970
$742,970
2008
$8,465
$253,000 + $578,760
$831,760
*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-2
WSPO
Residential District, Two Dwelling Units/Acre
The R-2 District provides for single-family detached dwellings and affordable dwelling unit developments and allows other uses that are compatible with the low-density suburban character of the district.
Zone overlays
Water Supply Protection Overlay District
Permitted uses
Include but are not limited to:
Housing-Group
Housing-Single unit
Public service
Nov 29, 2022 • Final
Residential plumbing
Install a gas line to a fireplace located near a pool and a gas line to a pool heater.
Gas
Plumbing
Nov 29, 2022 • Final
Residential electrical
Perform electrical work for a swimming pool, including bonding, pumps, lights, and conduit installation.
Electrical
Pool and hot tub
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: 192
Basement Finish: Full
Basement Type: Full Daylight
Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: Gas Public/Piped
Heating Type: Central
Exterior
Exterior Information
Exterior Wall: Vinyl
Building Type: Single Family
Pool Information
Has Pool
Property Information
Subdivision Name: ESTATES/FAIRFAX
Living Sq. Ft: 4,780
Adjusted Gross Sq. Ft: 4,588
Building Sq. Ft: 5,242
# of Stories: 2
Stories Type: 2
Legal Description: ESTATES AT FAIRFAX LT 34
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 462
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 16,766
Legal Lot Number: 34
Municipality Name: SPRINGFIELD DIST. #2
Acres: 0.3849
Zoning Code: R-2C
County Use Description: RESID 1 FAM DETACHED
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Tax Area: SPRINGFIELD DIST. #2
Public facts
Beds: 4
Baths: 4.5
Sq. Ft.: 4,780
Stories: 2.0
Lot Size: 0.38 acres
Style: Single Family Residential
Year Built: 2005
Year Renovated: —
County: Fairfax County
APN: 0554 18 0034
Home facts updated by county records on Jul 30, 2026
Around this home
Schools
Eagle View Elementary School
Public PreK-6 • Assigned • 1.7mi
6/10
Johnson Middle School
Public 7-8 • Assigned • 3.7mi
6/10
Fairfax High School
Public 9-12 • Assigned • 5.8mi
6/10
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 103° 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
Fairfax, VA • 22030
Average low and high temperatures (°F)
39
23
45
28
63
40
71
49
74
55
85
65
89
72
81
64
78
61
69
48
59
41
45
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
$1.28M – $1.55M
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