This is a new listing, so no sales records exist yet. As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2026
$9,816 (+9.7%)
$246,700 + $645,000
$891,700
2025
$8,947 (+11.5%)
$246,700 + $645,000
$891,700
2024
$8,023 (+20.0%)
$228,400 + $596,900
$825,300
2023
$6,687 (+4.8%)
$209,500 + $547,400
$756,900
2022
$6,378 (+0.1%)
$183,500 + $448,000
$631,500
2021
$6,372 (−19.2%)
$183,500 + $448,000
$631,500
2020
$7,883 (+25.5%)
$171,400 + $421,300
$592,700
2019
$6,280 (−19.2%)
$171,400 + $421,300
$592,700
2018
$7,770 (+25.5%)
$171,400 + $412,800
$584,200
2017
$6,193 (+138.4%)
$171,400 + $412,800
$584,200
2014
$2,597 (−44.8%)
$158,400 + $380,100
$538,500
2013
$4,701 (+7.3%)
$151,900 + $350,800
$502,700
2012
$4,380 (+14.9%)
$155,000 + $358,000
$513,000
2011
$3,813 (+10.7%)
$155,000 + $358,000
$513,000
2010
$3,445 (+100.0%)
$152,000 + $351,000
$503,000
2009
$1,722
$144,800 + $334,300
$479,100
2008
$160,900 + $411,500
$572,400
Tax history for 4129 Roberts Rd
Year
Property tax
Land + Additions
Assessment*
2026
$9,816 (+9.7%)
$246,700 + $645,000
$891,700
2025
$8,947 (+11.5%)
$246,700 + $645,000
$891,700
2024
$8,023 (+20.0%)
$228,400 + $596,900
$825,300
2023
$6,687 (+4.8%)
$209,500 + $547,400
$756,900
2022
$6,378 (+0.1%)
$183,500 + $448,000
$631,500
2021
$6,372 (−19.2%)
$183,500 + $448,000
$631,500
2020
$7,883 (+25.5%)
$171,400 + $421,300
$592,700
2019
$6,280 (−19.2%)
$171,400 + $421,300
$592,700
2018
$7,770 (+25.5%)
$171,400 + $412,800
$584,200
2017
$6,193 (+138.4%)
$171,400 + $412,800
$584,200
2014
$2,597 (−44.8%)
$158,400 + $380,100
$538,500
2013
$4,701 (+7.3%)
$151,900 + $350,800
$502,700
2012
$4,380 (+14.9%)
$155,000 + $358,000
$513,000
2011
$3,813 (+10.7%)
$155,000 + $358,000
$513,000
2010
$3,445 (+100.0%)
$152,000 + $351,000
$503,000
2009
$1,722
$144,800 + $334,300
$479,100
2008
$160,900 + $411,500
$572,400
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Permits
Beds
4
Baths
4
Stories
—
Lot width
—
Lot depth
—
Lot size
9,000 Sq. Ft.
Year renovated
1994
Sq. Ft.
2,660
Year built
1985
Style
Single Family Residential
County
Fairfax City
APN
57 4 05 06 010
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 22, 2026.
RM
Residential Medium District
The RM, Residential Medium District is established to provide areas for single-family detached residences with a minimum lot area of 7,500 square feet.
Permitted uses
Include but are not limited to:
Housing-Group
Housing-Single unit
Infrastructure
Communications tower
Oct 7, 2020 • Final
Residential alteration
Install push piers.
Remodel
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
Public facts
Beds: 4
Baths: 4.0
Sq. Ft.: 2,660
Stories: —
Lot Size: 9,000 square feet
Style: Single Family Residential
Year Built: 1985
Year Renovated: 1994
County: Fairfax City
APN: 57 4 05 06 010
Home facts updated by county records on Oct 22, 2026
Around this home
Schools
K - 12
Preschool & daycare
Daniels Run Elementary School
Public PreK-6 • Assigned • 0.9mi
5/10
Johnson Middle School
Public 7-8 • Assigned • 2.2mi
6/10
Fairfax High School
Public 9-12 • Assigned • 1.6mi
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, 15 days in 30 years
4/10 Wind Factor
15% 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 • 22032
Average low and high temperatures (°F)
39
23
45
28
63
40
71
49
74
55
85
65
89
71
81
64
79
61
67
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 4.2 hours in December, placing it below the
U.S. average for solar exposure.
9.3 hrs
4.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$773,000 – $935,000
Reach more buyers when you sell with Redfin. Save up to $8,130 in fees.3 minutes to get started.
Get a free, detailed breakdown of how we calculated your estimate.