OFF MARKET

Off market apr 2010 for $1.5M

$2,496,934

Est. refi paymentEst. refi $10,713/mo

•

4.5 ba

•

4,121

sq ft

779 Ad Hoc Rd, Great Falls, VA 22066

About this home

INCREDIBLE OPPORTUNITY! MANOR HOME BOASTS ALMOST 8 ACRES IN SOUGHT-AFTER CORNWELL FARM JUST OFF GEORGETOWN PIKE & ONLY 1/2mi FROM GREAT FALLS VILLAGE! SOARING CEILINGS, OPEN SPACES, MAIN LVL MASTER SUITE w/ PRIVATE LIBRARY, 3 FIREPLACES, WALKOUT LL. .. STONE WALLED TERRACE & FLAGSTONE PATIO. .. FENCED IN-GROUND POOL. .. FENCED & CROSS FENCED FOR EQUESTRIAN & PRIVACY, w/ COMM. RIDING TRAILS & PARK ACCESS. .

Single-familyProperty Type

1985Year Built

7.97 acresLot Size

$606Est. Price/Sq.Ft.

3 spacesParking

Listed by Esin Reinhardt • Long & Foster Real Estate, Inc.

•703-435-4900 (broker)

Bought with Esin Reinhardt • Long & Foster Real Estate, Inc.

•703-435-4900 (broker)

Redfin checked: a minute ago

•Source:BRIGHT MLS #1005530792

Redfin Estimate

$2,496,934

$997K since sold in April 2010$52K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 21.9% higher than the average sale price ($2.05M) of 5 comparable homes.

SOLD SEP 2, 2026
$1,625,000
A
5 beds3.5 baths4,070 sq ft
9200 Ripple Brook Rd, 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 APR 7, 2026
$2,035,308
C
4 beds4.5 baths3,507 sq ft
945 Hickory Run Ln, 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 NOV 2, 2026
$1,910,000
E
5 beds4.5 baths5,939 sq ft
1172 Robindale Dr, Great Falls, VA 22066

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Earn from this home

Sell

$1,640,525

Est. take-home

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Refinance

Est. cash available

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Rent

$5,293/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
See all

Provided by Redfin

Sale history for 779 Ad Hoc Rd

Date

Event

Price

BRIGHTMLS #VAFX2248942

Aug 22, 2025

Rental Removed

$8,900

$2/sq ft

Aug 2, 2025

Price Changed

$8,900

$2/sq ft

Jun 18, 2025

Listed for Rent

$9,500

$2/sq ft

BRIGHT MLS #VAFX1207824

Aug 17, 2021

Listing Removed

—

Jul 17, 2021

Listed

$3,099,000

$752/sq ft

BRIGHT MLS #1005530792

Apr 27, 2010

Sold

$1,500,000

$364/sq ft

Nov 2, 2009

Listing Removed

—

Oct 6, 2009

Listed

$1,800,000

$437/sq ft

BRIGHT MLS #1008866212

Jun 24, 2009

Listing Removed

—

Jun 21, 2009

Listed

$2,290,000

$556/sq ft

BRIGHT MLS #1008631236

Jun 1, 2009

Listing Removed

—

Sep 12, 2008

Listed

$2,790,000

$677/sq ft

BRIGHT MLS #1008622024

Jun 1, 2009

Listing Removed

—

Sep 11, 2008

Listed

$2,790,000

$677/sq ft

BRIGHT MLS #1008621522

Jun 1, 2009

Listing Removed

—

Sep 3, 2008

Listed

$5,900,000

$1,432/sq ft

Public Records

Sep 13, 2005

Sold

$2,075,000

$504/sq ft

Public Records

Oct 15, 1998

Sold

$880,000

$214/sq ft

Public Records

May 2, 1996

Sold

$865,000

$210/sq ft

Public Records

May 21, 1973

Sold

$38,087

$9/sq ft

Join or sign in to view all info

Year

Property tax

Land + Additions

Assessment*

2026

$21,672 (+2.4%)

$1,124,000 + $754,810

$1,878,810

2025

$21,166 (+4.4%)

$1,124,000 + $754,810

$1,878,810

2024

$20,280 (+4.4%)

$1,091,000 + $740,010

$1,831,010

2023

$19,416 (−1.3%)

$1,039,000 + $711,550

$1,750,550

2022

$19,675 (+2.9%)

$1,009,000 + $711,550

$1,720,550

2021

$19,111 (+0.9%)

$1,009,000 + $711,550

$1,720,550

2020

$18,950 (+1.8%)

$917,000 + $711,550

$1,628,550

2019

$18,612 (+1.2%)

$917,000 + $684,180

$1,601,180

2018

$18,400 (−0.9%)

$917,000 + $655,660

$1,572,660

2017

$18,576 (+0.2%)

$917,000 + $682,980

$1,599,980

2016

$18,535 (+3.0%)

$917,000 + $682,980

$1,599,980

2014

$17,989 (+14.0%)

$917,000 + $698,570

$1,615,570

2013

$15,781 (+4.6%)

$917,000 + $698,570

$1,615,570

2011

$15,092 (−19.5%)

$807,000 + $556,000

$1,363,000

2010

$18,758

$807,000 + $582,730

$1,389,730

2009

$18,758 (+2.8%)

$887,000 + $809,050

$1,696,050

2008

$18,256

$895,000 + $868,210

$1,763,210

Tax history for 779 Ad Hoc Rd

Year

Property tax

Land + Additions

Assessment*

2026

$21,672 (+2.4%)

$1,124,000 + $754,810

$1,878,810

2025

$21,166 (+4.4%)

$1,124,000 + $754,810

$1,878,810

2024

$20,280 (+4.4%)

$1,091,000 + $740,010

$1,831,010

2023

$19,416 (−1.3%)

$1,039,000 + $711,550

$1,750,550

2022

$19,675 (+2.9%)

$1,009,000 + $711,550

$1,720,550

2021

$19,111 (+0.9%)

$1,009,000 + $711,550

$1,720,550

2020

$18,950 (+1.8%)

$917,000 + $711,550

$1,628,550

2019

$18,612 (+1.2%)

$917,000 + $684,180

$1,601,180

2018

$18,400 (−0.9%)

$917,000 + $655,660

$1,572,660

2017

$18,576 (+0.2%)

$917,000 + $682,980

$1,599,980

2016

$18,535 (+3.0%)

$917,000 + $682,980

$1,599,980

2014

$17,989 (+14.0%)

$917,000 + $698,570

$1,615,570

2013

$15,781 (+4.6%)

$917,000 + $698,570

$1,615,570

2011

$15,092 (−19.5%)

$807,000 + $556,000

$1,363,000

2010

$18,758

$807,000 + $582,730

$1,389,730

2009

$18,758 (+2.8%)

$887,000 + $809,050

$1,696,050

2008

$18,256

$895,000 + $868,210

$1,763,210

*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

7.97 Acres

Year renovated

—

Sq. Ft.

4,121

Year built

1985

Style

Single Family Residential

County

Fairfax County

APN

0131 05 0001

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 22, 2026.

Property details

Parking

Parking Information
# of Attached Garage Spaces: 3
Garage Features: Garage Door Opener, Garage - Side Entry
# of Total Garage and Parking Spaces: 3
Has Garage
# of Garage Spaces: 3
Circular Driveway, Garage
Off Street, Driveway, Other, Attached Garage

Interior

Bedroom Information
# of Bedrooms On 1st Upper Level: 4
# of Bedrooms On Main Level: 1

Bathroom Information
# of Bathrooms (Full) On 1st Upper Level: 2
# of Bathrooms (Half) On Main Level: 1
# of Bathrooms (Full) On Main Level: 1
# of Bathrooms (Full) On 1st Lower Level: 1
# of Bathrooms (Half): 1
# of Bathrooms (Full): 4

Interior Information
Appliances: Washer/Dryer Hookups Only, Central Vacuum, Cooktop, Cooktop - Down Draft, Dishwasher, Disposal, Dryer, Exhaust Fan, Humidifier, Icemaker, Intercom, Oven - Double, Oven - Wall, Refrigerator, Washer
Door Features: French, Six Panel, Storm
Entry Location: Foyer
Interior Features: Breakfast Area, Butlers Pantry, Family Room Off Kitchen, Dining Area, Built-Ins, Chair Railings, Upgraded Countertops, Crown Moldings, Entry Level Bedroom, Master Bath(s), Window Treatments, Wet/Dry Bar, Wood Floors, WhirlPool/HotTub, Recessed Lighting, Floor Plan - Open
Wall & Ceiling Types: 2 Story Ceilings, 9'+ Ceilings, Cathedral Ceilings, Vaulted Ceilings

Room Information
Living Room, Dining Room, Master Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Bedroom 5, Kitchen, Game Room, Family Room, Den, Basement, Library, Foyer, Breakfast Room, 2nd Stry Fam Ovrlk, Study, Sun/Florida Room, Exercise Room, Great Room, Laundry, Mud Room, Storage Room, Bedroom 6, Attic

Fireplace Information
Has Fireplace
# of Fireplaces: 3
Mantel(s)

Basement Information
Basement: Yes
Side Entrance, Daylight, Full, Full, Fully Finished, Walkout Level

Exterior

Property Information
Horse Amenities: Horses Allowed
Improvement Assessed Value: $868,210
Ownership Interest: Fee Simple
Year Built Source: Estimated

Building Information
Construction Not Completed
Construction Materials: Brick, Combination, Brick Front
Main Entrance Orientation: Southwest
Outdoor Living Structures: Patio(s), Terrace
Structure Type: Detached
Window Features: Casement, Double Pane, Palladian, Skylights
Other Structures: Barn/Stable, Barn

Exterior Information
Stone Retaining Walls
Fencing: Partially, Rear

Pool Information
Personal Pool
In Ground

Lot Information
Lot Features: Backs to Trees, Landscaping, Premium, Trees/Wooded
Topography: Rolling
Tidal Water: No

Land Information
Land Assessed Value: $895,000

Financial

Tax Information
County Tax: $18,337.38
Tax Assessed Value: $1,763,210
Tax Year: 2009
Tax Annual Amount: $18,355.02

Assessments Information
Special Assessment Payment: Annually
Year Assessed: 2009

Utilities

Utilities Information
Central Air
Cooling Type: Attic Fan, Central A/C, Heat Pump(s), Zoned
Cooling Fuel: Electric
Electric Air Filter, Forced Air, Heat Pump(s), Humidifier, Zoned
Heating Fuel: Electric, Natural Gas
Hot Water: Natural Gas
Sewer Septic: Septic = # of BR, Septic Exists
Cable TV Available
Water Source: Well

Location

Homeowners Association Information
HOA Fee: $300
HOA Fee Frequency: Annually

Location Information
Directions: BELTWAY EXIT #13 RT 193W, R AD HOC RD TO HOME ON RIGHT (LEFT ENTRY TO CIRCULAR DRIVEWAY). .. OR. .. FROM GF VILLAGE AT WALKER RD INTERSECTION, GEORGETOWN PIKE EAST, L AD HOC * * LB ON FRONT ARBOR * *

Public facts

Beds: 5
Baths: 4.5
Sq. Ft.: 4,121
Stories: 2.0
Lot Size: 7.97 acres
Style: Single Family Residential
Year Built: 1985
Year Renovated: —
County: Fairfax County
APN: 0131 05 0001

Home facts updated by county records on Oct 22, 2026

Around this home

Schools

K - 12
Preschool & daycare

Great Falls Elementary School

Public PreK-6 • Assigned • 1.2mi

10/10

Cooper Middle School

Public 7-8 • Assigned • 5.2mi

10/10

Langley High School

Public 9-12 • Assigned • 6.4mi

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

16% 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

$2.37M – $2.87M

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Granite countertops • Walk-in pantry • Screened porch

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Home values near 779 Ad Hoc Rd

Data from public records.

Address	Redfin Estimate
9500 Georgetown Pike, Great Falls, VA 6 Beds \| 7.5 Baths \| 11225 Sq. Ft.	—
9417 Georgetown Pike, Great Falls, VA 5 Beds \| 6.5 Baths \| 6144 Sq. Ft.	$2,120,332
9511 Georgetown Pike, Great Falls, VA 4 Beds \| 5 Baths \| 4077 Sq. Ft.	$2,061,509
9598 Perkins Farm Lane, Great Falls, VA 3 Beds \| 4.5 Baths \| 5421 Sq. Ft.	$3,266,947
709 Cornwell Manor View Court, Great Falls, VA 7 Beds \| 8 Baths \| 15000 Sq. Ft.	$4,658,130

Address	Redfin Estimate
705 Cornwell Manor View Court, Great Falls, VA 4 Beds \| 3.5 Baths \| 4954 Sq. Ft.	$1,859,670
9505 Georgetown Pike, Great Falls, VA 5 Beds \| 3 Baths \| 2987 Sq. Ft.	$1,412,952
9514 Georgetown Pike, Great Falls, VA 5 Beds \| 6.5 Baths \| 8830 Sq. Ft.	$4,380,677
9431 Cornwell Farm Drive, Great Falls, VA 4 Beds \| 8.5 Baths \| 11165 Sq. Ft.	$5,927,549
707 Cornwell Manor View Court, Great Falls, VA 6 Beds \| 7.5 Baths \| 5118 Sq. Ft.	$3,813,492

Address	Redfin Estimate
9415 Georgetown Pike, Great Falls, VA 4 Beds \| 6 Baths \| 4158 Sq. Ft.	$1,492,957
730 Leigh Mill Road, Great Falls, VA 2 Beds \| 2 Baths \| 921 Sq. Ft.	$853,319
9421 Cornwell Farm Drive, Great Falls, VA 6 Beds \| 8.5 Baths \| 10165 Sq. Ft.	$7,077,500
704 Cornwell Manor View Court, Great Falls, VA 6 Beds \| 8 Baths \| 8190 Sq. Ft.	$3,978,330
705 Cornwell Manor View Court, Great Falls, VA 5 Beds \| 5.5 Baths \| 4954 Sq. Ft.	—

Property information provided by BRIGHT MLS when last listed in 2025. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 22066, VA

Sale history for 779 Ad Hoc Rd

Tax history for 779 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 779 Ad Hoc Rd

More real estate resources