OFF MARKET

Off market dec 2019 for $1.3M

$2,087,566

Est. refi paymentEst. refi $7,539/mo

•

4,678

sq ft

660 Ad Hoc Rd, Great Falls, VA 22066

About this home

Single-familyProperty Type

2021Year Built

5.36 acresLot Size

$446Est. Price/Sq.Ft.

6 spacesParking

Listed by Assane Sy • Pearson Smith Realty, LLC

•571-386-1075 (broker)

•listinginquires@pearsonsmithrealty.com (broker)

Bought with Annette Brennan • Keller Williams Realty

•703-430-9008 (broker)

•klrw420@kw.com (broker)

Redfin checked: 2 minutes ago

•Source:BRIGHT MLS #VAFX1085548

Redfin Estimate

$2,087,566

$788K since sold in December 2019$22K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.8% higher than the average sale price ($2.05M) of 5 comparable homes.

SOLD SEP 30, 2026
$2,200,000
A
5 beds4.5 baths4,893 sq ft
9563 Edmonston Dr, Great Falls, VA 22066
SOLD SEP 18, 2026
$1,575,000
B
5 beds3.5 baths4,100 sq ft
810 Aaron Ct, Great Falls, VA 22066
SOLD SEP 24, 2026
$1,625,000
C
4 beds5.5 baths5,000 sq ft
951 Captain Hickory Dr, Great Falls, VA 22066
SOLD MAY 18, 2026
$3,100,000
D
4 beds4 baths5,028 sq ft
9341 Cornwell Farm Dr, Great Falls, VA 22066
SOLD SEP 15, 2026
$1,750,000
E
4 beds4.5 baths4,170 sq ft
10812 Cripplegate Rd, Rockville, MD 20854

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Earn from this home

Sell

$1,071,655

Est. take-home

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Est. cash available

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Rent

$5,308/mo

Redfin rental estimate

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Market trends in 22066, VA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.3%

+0.5% MoM

Median sale price

$1.8M

$107K MoM

Avg. days on market

43d

2 days MoM

Recently sold homes

10 MoM

New listings for sale

$995,000
3 beds2 baths1,408 sq ft
11027 Georgetown Pike, Great Falls, VA 22066
(703) 349-3900
9405 Georgetown Pike, Great Falls, VA 22066
$1,395,000
3 beds2.5 baths3,284 sq ft
9405 Georgetown Pike, Great Falls, VA 22066
(703) 471-7220
$950,000
4 beds3 baths1,596 sq ft
9116 Weant Dr, Great Falls, VA 22066
(866) 825-7169
OPEN TODAY, 1PM TO 3PM
$975,000
4 beds3.5 baths3,544 sq ft
20058 Great Falls Forest Dr, Great Falls, VA 22066
(703) 378-8810
EARLY ACCESS
$2,100,000
5 beds4 baths6,109 sq ft
10619 Good Spring Ave, Great Falls, VA 22066
$1,300,000
— beds— baths— sq ft
10109 Milstead Rd, Great Falls, VA 22066
(703) 253-8505
$745,000
4 beds2.5 baths2,152 sq ft
10136 Yorktown Dr, Great Falls, VA 22066
(703) 378-8810
COMING SOON
$1,425,000
4 beds3.5 baths3,038 sq ft
923 Riva Ridge Dr, Great Falls, VA 22066
(703) 378-8810
See all

Provided by Redfin

Sale history for 660 Ad Hoc Rd

Date

Event

Price

BRIGHT MLS #VAFX1085548

Dec 2, 2019

Sold

$1,300,000

$278/sq ft

Oct 2, 2019

Pending

—

Sep 19, 2019

Contingent

—

Aug 28, 2019

Listed

$1,300,000

$278/sq ft

Public Records

Jun 27, 2019

Sold

$1,250,000

$267/sq ft

BRIGHT MLS #VAFX997744

Jun 25, 2019

Listing Removed

—

Mar 23, 2019

Contingent

—

Mar 19, 2019

Contingent

—

Mar 11, 2019

Listed

$1,299,900

$278/sq ft

BRIGHT MLS #VAFX995792

Jun 25, 2019

Sold

$1,250,000

$267/sq ft

Mar 23, 2019

Contingent

—

Mar 23, 2019

Relisted

—

Mar 19, 2019

Contingent

—

Mar 11, 2019

Listed

$1,299,900

$278/sq ft

Public Records

Aug 12, 1982

Sold

$377,000

$81/sq ft

Public Records

Jun 14, 1977

Sold

$50,000

$11/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$21,609 (+2.3%)

$934,000 + $939,320

$1,873,320

2025

$21,131 (+5.8%)

$934,000 + $939,320

$1,873,320

2024

$19,964 (+4.2%)

$907,000 + $920,900

$1,827,900

2023

$19,165 (−1.3%)

$864,000 + $859,270

$1,723,270

2022

$19,420 (+35.0%)

$839,000 + $859,270

$1,698,270

2021

$14,384 (+0.6%)

$839,000 + $859,270

$1,698,270

2020

$14,296 (−16.1%)

$763,000 + $462,720

$1,225,720

2019

$17,035 (+0.9%)

$763,000 + $444,920

$1,207,920

2018

$16,877 (−0.9%)

$763,000 + $676,350

$1,439,350

2017

$17,038 (+0.2%)

$763,000 + $704,530

$1,467,530

2016

$17,001 (+2.9%)

$763,000 + $704,530

$1,467,530

2014

$16,526 (+11.9%)

$763,000 + $721,190

$1,484,190

2013

$14,762 (+5.1%)

$763,000 + $721,190

$1,484,190

2011

$14,044 (−10.1%)

$669,000 + $621,530

$1,290,530

2010

$15,617

$669,000 + $624,160

$1,293,160

2009

$15,617 (+6.9%)

$735,000 + $677,060

$1,412,060

2008

$14,606

$753,000 + $728,650

$1,481,650

Tax history for 660 Ad Hoc Rd

Year

Property tax

Land + Additions

Assessment*

2026

$21,609 (+2.3%)

$934,000 + $939,320

$1,873,320

2025

$21,131 (+5.8%)

$934,000 + $939,320

$1,873,320

2024

$19,964 (+4.2%)

$907,000 + $920,900

$1,827,900

2023

$19,165 (−1.3%)

$864,000 + $859,270

$1,723,270

2022

$19,420 (+35.0%)

$839,000 + $859,270

$1,698,270

2021

$14,384 (+0.6%)

$839,000 + $859,270

$1,698,270

2020

$14,296 (−16.1%)

$763,000 + $462,720

$1,225,720

2019

$17,035 (+0.9%)

$763,000 + $444,920

$1,207,920

2018

$16,877 (−0.9%)

$763,000 + $676,350

$1,439,350

2017

$17,038 (+0.2%)

$763,000 + $704,530

$1,467,530

2016

$17,001 (+2.9%)

$763,000 + $704,530

$1,467,530

2014

$16,526 (+11.9%)

$763,000 + $721,190

$1,484,190

2013

$14,762 (+5.1%)

$763,000 + $721,190

$1,484,190

2011

$14,044 (−10.1%)

$669,000 + $621,530

$1,290,530

2010

$15,617

$669,000 + $624,160

$1,293,160

2009

$15,617 (+6.9%)

$735,000 + $677,060

$1,412,060

2008

$14,606

$753,000 + $728,650

$1,481,650

*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

Baths

4.5

Stories

Lot width

—

Lot depth

—

Lot size

233,499

Year renovated

—

Sq. Ft.

4,678

Year built

2021

Style

Single Family Residential

County

Fairfax County

APN

0131 05 0024

Parking Spaces

Basement

Yes

Accessible

HOA Dues

$42 /month

Garage

Yes

Features

Views

Last updated by owner on Apr 23, 2021.

Jul 10, 2024 • Final

Residential addition/alteration

Construct a new attached one-story two-car garage addition according to the plans. The addition will not include bedrooms, a wet bar, or a second kitchen.

Addition

Jul 10, 2024 • Final

Residential electrical

Install a new electrical sub panel in an attached garage.

Electrical

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

Parking

Parking Information
# of Detached Garage Spaces: 2
# of Attached Garage Spaces: 2
Garage Features: Garage - Front Entry, Garage - Side Entry, Garage Door Opener, Inside Access
# of Total Garage and Parking Spaces: 4
Has Garage
# of Garage Spaces: 4
Attached Garage, Detached Garage, Driveway

Interior

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 (Full) On All Upper Levels: 3
# of Bathrooms (Full) On All Lower Levels: 1
# of Bathrooms (Half): 1
# of Bathrooms (Full): 4

Interior Information
Appliances: Disposal, Dryer, Exhaust Fan, Oven/Range - Electric, Refrigerator, Stove, Washer, Water Heater
Living Area Sq.Ft. Source: Estimated

Fireplace Information
Has Fireplace
# of Fireplaces: 3

Basement Information
Basement: Yes
Full, Fully Finished, Heated, Improved, Interior Access

Exterior

Property Information
Total Below Grade Sq. Ft.: 800
Improvement Assessed Value: $676,350
Ownership Interest: Fee Simple
Year Built Source: Assessor

Building Information
Construction Materials: Combination
Other Structures: Above Grade, Below Grade
Roof: Composite
Structure Type: Detached

Lot Information
Lot Features: Pond
Has Water View
Tidal Water: No

Land Information
Land Assessed Value: $763,000

Above Grade Information
Finished Sq.Ft.: 3,878
Finished Sq.Ft. Source: Assessor

Below Grade Information
Unfinished Sq.Ft. Source: Assessor
Finished Sq.Ft.: 800
Finished Sq.Ft. Source: Estimated

Financial

Tax Information
County Tax: $16,552
Tax Assessed Value: $1,439,350
Tax Year: 2019
Tax Annual Amount: $17,034

Assessments Information
Year Assessed: 2019

Utilities

Utilities Information
Central Air
Cooling Type: Ceiling Fan(s), Central A/C
Cooling Fuel: Electric
Heat Pump(s)
Heating Fuel: Electric
Hot Water: Electric
Sewer Septic: Septic = # of BR
Water Source: Well

Location

Homeowners Association Information
HOA Fee: $500
HOA Fee Frequency: Annually

School Information
Elementary School: GREAT FALLS
Middle Or Junior School: COOPER
High School: LANGLEY
School District Name: FAIRFAX COUNTY PUBLIC SCHOOLS
Elementary School Source: 3rd Party
Middle School Source: Listing Agent
High School Source: 3rd Party
School District Source: 3rd Party

Location Information
Outside City Limits
Directions: From Leesburg Pike/Rt. 7 East, Turn Left on Va-193/Georgetown Pike, Turn Left on Ad Hoc Rd. to home on Left

Waterfrontage Information
Water Access
Water Oriented
Water Body Type: Pond

Public facts

Beds: 5
Baths: 4.5
Sq. Ft.: 4,678
Stories: 2.0
Parking Spaces: 6
Basement: Yes
Accessible: No
Lot Size: 5.36 acres
Style: Single Family Residential
Year Built: 2021
Year Renovated: —
County: Fairfax County
APN: 0131 05 0024
HOA Dues: $42/month
Garage: Yes
Features: Views

Home facts updated by owner on Apr 23, 2021

Around this home

Schools

K - 12
Preschool & daycare

Great Falls Elementary School

Public PreK-6 • Assigned • 1.0mi

10/10

Cooper Middle School

Public 7-8 • Assigned • 5.4mi

10/10

Langley High School

Public 9-12 • Assigned • 6.7mi

10/10

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 102° expected this year, 16 days in 30 years

4/10 Wind Factor

12% 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

Great Falls, VA • 22066

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 9.3 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

$1.98M – $2.40M

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Home values near 660 Ad Hoc Rd

Data from public records.

Address	Redfin Estimate
661 Ad Hoc Road, Great Falls, VA 3 Beds \| 2.5 Baths \| 2226 Sq. Ft.	$1,633,913
672 Ad Hoc Road, Great Falls, VA 3 Beds \| 4 Baths \| 2848 Sq. Ft.	$1,612,071
641 Mine Ridge Road, Great Falls, VA 4 Beds \| 3.5 Baths \| 5258 Sq. Ft.	$1,835,682
9420 Cornwell Farm Drive, Great Falls, VA 4 Beds \| 3 Baths \| 3434 Sq. Ft.	$1,968,663
689 Rossmore Court, Great Falls, VA 5 Beds \| 6.5 Baths \| 9520 Sq. Ft.	$3,787,437
694 Rossmore Court, Great Falls, VA 4 Beds \| 5 Baths \| 6278 Sq. Ft.	$2,941,653
9431 Cornwell Farm Drive, Great Falls, VA 4 Beds \| 8.5 Baths \| 11165 Sq. Ft.	$5,927,549

Address	Redfin Estimate
650 Ad Hoc Road, Great Falls, VA 6 Beds \| 6.5 Baths \| 7417 Sq. Ft.	$2,295,513
9644 Georgetown Pike, Great Falls, VA 5 Beds \| 4.5 Baths \| 4154 Sq. Ft.	$2,740,418
655 Mine Ridge Road, Great Falls, VA 5 Beds \| 3.5 Baths \| 5896 Sq. Ft.	$3,085,145
9430 Cornwell Farm Drive, Great Falls, VA 6 Beds \| 7.5 Baths \| 2324 Sq. Ft.	$6,039,047
685 Rossmore Court, Great Falls, VA 6 Beds \| 6.5 Baths \| 5985 Sq. Ft.	$2,251,072
660 Mine Ridge Road, Great Falls, VA 4 Beds \| 4 Baths \| 4923 Sq. Ft.	$1,902,991
9638 Georgetown Pike, Great Falls, VA 2 Beds \| 3.5 Baths \| 3232 Sq. Ft.	$2,054,987

Address	Redfin Estimate
674 Ad Hoc Road, Great Falls, VA 6 Beds \| 10 Baths \| 13414 Sq. Ft.	$4,433,211
9638 Georgetown Pike, Great Falls, VA 1 Beds \| 2.5 Baths \| 1712 Sq. Ft.	$1,371,807
650 Mine Ridge Road, Great Falls, VA 5 Beds \| 4 Baths \| 3138 Sq. Ft.	$1,823,753
697 Rossmore Court, Great Falls, VA 6 Beds \| 9.5 Baths \| 9448 Sq. Ft.	$3,392,219
688 Rossmore Court, Great Falls, VA 5 Beds \| 7 Baths \| 12615 Sq. Ft.	$4,578,095
684 Rossmore Court, Great Falls, VA - Beds \| - Baths \| - Sq. Ft.	—

Property information provided by BRIGHT MLS when last listed in 2019. This data may not show owner updates. Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 22066, VA

Sale history for 660 Ad Hoc Rd

Tax history for 660 Ad Hoc Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 22066

Home values near 660 Ad Hoc Rd

More real estate resources