OFF MARKET

Off Market Aug 2009 for $389K

$755,013

Est. refi paymentEst. refi $2,476/mo

•

5,448

sq ft

4133 Agency Loop, Triangle, VA 22172

About this home

Single-familyProperty Type

2006Year Built

7,505 sq ftLot Size

$139Est. Price/Sq.Ft.

2 spacesParking

Listed by Cindy Schneider • Long & Foster Real Estate, Inc.

•703-313-6499 (broker)

Listed by Albert Pasquali • Long & Foster Real Estate, Inc.

•703-313-6499 (broker)

Bought with Angela Foley • DROdio.com Realty

•800-705-2782 (broker)

Redfin checked: a few seconds ago

•Source:BRIGHT MLS #1005232642

Redfin Estimate

$755,013

$366K since sold in August 2009$10K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 7.1% higher than the average sale price ($705K) of 5 comparable homes.

SOLD MAR 20, 2026
$736,448
A
5 beds4.5 baths4,299 sq ft
3671 Expedition Dr, Triangle, VA 22172
SOLD MAR 12, 2026
$742,000
B
4 beds3.5 baths4,362 sq ft
4169 Agency Loop, Triangle, VA 22172
SOLD APR 10, 2026
$735,000
C
4 beds3.5 baths4,259 sq ft
4185 Agency Loop, Triangle, VA 22172
SOLD JUL 13, 2026
$703,000
D
5 beds4 baths4,700 sq ft
3746 Katie Pl, Triangle, VA 22172
SOLD APR 30, 2026
$610,000
E
5 beds3.5 baths3,455 sq ft
4047 White Haven Dr, Dumfries, VA 22026

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Earn from this home

Sell

$530,591

Est. take-home

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Refinance

Est. cash available

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Rent

$4,229/mo

Redfin rental estimate

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Market trends in 22172, VA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.8%

0.4% MoM

Median sale price

$515K

$9K MoM

Avg. days on market

44d

4 days MoM

Recently sold homes

1 MoM

New listings for sale

$450,000
3 beds2 baths1,273 sq ft
3932 Oakdale Cir, Triangle, VA 22172
(540) 659-2161
COMING SOON
$395,000
4 beds2 baths1,440 sq ft
19002 Red Oak Ln, Triangle, VA 22172
(703) 870-5371
LISTED BY REDFIN
$729,900
4 beds3.5 baths3,310 sq ft
18604 Cabin Rd, Triangle, VA 22172
$709,000
4 beds2.5 baths2,640 sq ft
3237 Riverview Dr, Triangle, VA 22172
(703) 986-5700
3D WALKTHROUGH
$695,000
3 beds4 baths4,675 sq ft
3203 Riverview Dr, Triangle, VA 22172
(866) 825-7169
See all

Provided by Redfin

Sale history for 4133 Agency Loop

** Price available after signing in.

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Year

Property tax

Land + Additions

Assessment*

2025

$7,205 (+4.3%)

$241,700 + $493,100

$734,800

2024

$6,906 (−0.9%)

$228,100 + $466,300

$694,400

2023

$6,966 (−0.8%)

$219,300 + $450,200

$669,500

2022

$7,024 (+8.9%)

$203,000 + $420,900

$623,900

2021

$6,448 (−16.3%)

$172,000 + $357,300

$529,300

2020

$7,705 (−1.5%)

$160,800 + $336,300

$497,100

2019

$7,820 (+6.2%)

$162,400 + $342,100

$504,500

2018

$7,366 (+29.4%)

$154,600 + $320,600

$475,200

2017

$5,693 (+2.9%)

$150,100 + $312,600

$462,700

2016

$5,535 (+3.0%)

$147,200 + $306,900

$454,100

2014

$5,374 (−2.4%)

$138,700 + $292,500

$431,200

2013

$5,503 (−3.6%)

$138,700 + $299,400

$438,100

2012

$5,707 (+17.6%)

$137,400 + $298,200

$435,600

2010

$4,854 (+7.1%)

$119,300 + $256,600

$375,900

2009

$4,530 (−0.5%)

$110,400 + $241,000

$351,400

2008

$4,553

$138,100 + $303,900

$442,000

Tax history for 4133 Agency Loop

Year

Property tax

Land + Additions

Assessment*

2025

$7,205 (+4.3%)

$241,700 + $493,100

$734,800

2024

$6,906 (−0.9%)

$228,100 + $466,300

$694,400

2023

$6,966 (−0.8%)

$219,300 + $450,200

$669,500

2022

$7,024 (+8.9%)

$203,000 + $420,900

$623,900

2021

$6,448 (−16.3%)

$172,000 + $357,300

$529,300

2020

$7,705 (−1.5%)

$160,800 + $336,300

$497,100

2019

$7,820 (+6.2%)

$162,400 + $342,100

$504,500

2018

$7,366 (+29.4%)

$154,600 + $320,600

$475,200

2017

$5,693 (+2.9%)

$150,100 + $312,600

$462,700

2016

$5,535 (+3.0%)

$147,200 + $306,900

$454,100

2014

$5,374 (−2.4%)

$138,700 + $292,500

$431,200

2013

$5,503 (−3.6%)

$138,700 + $299,400

$438,100

2012

$5,707 (+17.6%)

$137,400 + $298,200

$435,600

2010

$4,854 (+7.1%)

$119,300 + $256,600

$375,900

2009

$4,530 (−0.5%)

$110,400 + $241,000

$351,400

2008

$4,553

$138,100 + $303,900

$442,000

*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

Beds

Baths

4.5

Stories

Lot width

—

Lot depth

—

Lot size

7,505

Year renovated

2012

Sq. Ft.

5,448

Year built

2006

Style

Single Family Residential

County

Prince William County

APN

8188-56-7178

Parking Spaces

Basement

Yes

Accessible

HOA Dues

$55 /month

Garage

Yes

Features

—

Last updated by owner on Feb 18, 2020.

R-4C

Suburba Residential Cluster District

The R-4 district is intended to implement the suburban residential-low, suburban residential-moderate, and community employment center land use classifications of the Comprehensive Plan. This district is designed to provide for and encourage development of quality one-family dwellings at a low to moderate suburban density of approximately four dwelling units per acre or less.

Permitted uses

Include but are not limited to:

Housing-Group
Housing-Single unit
Office

Property details

Parking

Parking Information
# of Attached Garage Spaces: 2
# of Total Garage and Parking Spaces: 2
Has Garage
# of Garage Spaces: 2
Garage
Attached Garage

Interior

Virtual Tour

Bedroom Information
# of Bedrooms On 1st Upper Level: 5

Bathroom Information
# of Bathrooms (Full) On 1st Upper Level: 3
# of Bathrooms (Half) On Main Level: 1
# of Bathrooms (Full) On 1st Lower Level: 1
# of Bathrooms (Half): 1
# of Bathrooms (Full): 4

Interior Information
Appliances: Air Cleaner, Cooktop, Dishwasher, Disposal, Dryer, Exhaust Fan, Icemaker, Microwave, Oven - Double, Oven - Wall, Refrigerator, Washer
Door Features: French, Sliding Glass
Entry Location: Foyer
Interior Features: Breakfast Area, Family Room Off Kitchen, Kitchen - Island, Dining Area, Chair Railings, Crown Moldings, Upgraded Countertops, Master Bath(s), Wood Floors, Recessed Lighting, Floor Plan - Open
Living Area Sq.Ft. Source: Estimated
Wall & Ceiling Types: 9'+ Ceilings

Room Information
Living Room, Dining Room, Master Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Bedroom 5, Kitchen, Game Room, Family Room, Den, Library, Foyer, Breakfast Room, Study, Laundry

Fireplace Information
Has Fireplace
# of Fireplaces: 1

Basement Information
Basement: Yes
Connecting Stairway, Outside Entrance, Rear Entrance, Sump Pump, Fully Finished, Walkout Stairs

Exterior

Property Information
Improvement Assessed Value: $303,900
Ownership Interest: Fee Simple
Year Built Source: Estimated

Building Information
Builder Name: WASHINGTON HOMES
Construction Not Completed
Construction Materials: Stone, Vinyl Siding
Other Structures: Above Grade
Structure Type: Detached

Exterior Information
Satellite Dish

Lot Information
Tidal Water: No

Land Information
Land Assessed Value: $138,100

Above Grade Information
Finished Sq.Ft.: 5,448
Finished Sq.Ft. Source: Estimated

Financial

Tax Information
County Tax: $4,287.40
Tax Assessed Value: $442,000
Tax Year: 2008
Tax Annual Amount: $4,562.32

Assessments Information
Special Assessment Payment: Annually
Year Assessed: 2008

Utilities

Utilities Information
Central Air
Cooling Type: Central A/C, Zoned
Cooling Fuel: Electric
Forced Air, Zoned
Heating Fuel: Natural Gas
Hot Water: Natural Gas
Sewer Septic: Public Sewer
Water Source: Public

Location

Homeowners Association Information
HOA Fee: $50
HOA Fee Frequency: Monthly

Location Information
Directions: 95 S, Exit 150 towards Quantico, L Route 1, there is a firestation on right, L Quantico Gateway to Agency Loop

Public facts

Beds: 5
Baths: 4.5
Sq. Ft.: 5,448
Stories: 2.0
Parking Spaces: 2
Basement: Yes
Accessible: No
Lot Size: 7,505 square feet
Style: Single Family Residential
Year Built: 2006
Year Renovated: 2012
County: Prince William County
APN: 8188-56-7178
HOA Dues: $55/month
Garage: Yes
Features: —

Home facts updated by owner on Feb 18, 2020

Around this home

Schools

Dumfries Elementary School

Public PreK-5 • Assigned • 1.1mi

4/10

Graham Park Middle School

Public 6-8 • Assigned • 0.8mi

4/10

Forest Park High School

Public 9-12 • Assigned • 4.3mi

7/10

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

0.31% chance of being in a wildfire in next 30 years

8/10 Heat Factor

7 days above 104° expected this year, 16 days in 30 years

4/10 Wind Factor

18% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Triangle, VA • 22172

Average low and high temperatures (°F)

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

$718,000 – $869,000

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Home values near 4133 Agency Loop

Data from public records.

Address	Redfin Estimate
4116 Agency Loop, Triangle, VA 6 Beds \| 5 Baths \| 4824 Sq. Ft.	$765,438
4129 Agency Loop, Triangle, VA 5 Beds \| 3.5 Baths \| 4914 Sq. Ft.	$744,128

Address	Redfin Estimate
4156 Agency Loop, Triangle, VA 4 Beds \| 4.5 Baths \| 3672 Sq. Ft.	$711,797
4160 Agency Loop, Triangle, VA 4 Beds \| 3.5 Baths \| 3780 Sq. Ft.	$695,676

Address	Redfin Estimate
4125 Agency Loop, Triangle, VA 5 Beds \| 4.5 Baths \| 4538 Sq. Ft.	$713,488
4152 Agency Loop, Triangle, VA 5 Beds \| 4.5 Baths \| 4612 Sq. Ft.	$751,730

Property information provided by BRIGHT MLS when last listed in 2009. This data may not show owner updates. Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 22172, VA

Sale history for 4133 Agency Loop

Tax history for 4133 Agency Loop

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 22172

Home values near 4133 Agency Loop

More real estate resources