4000 Seminary Rd is a 2,560 square foot house on a 0.46 acre lot with 3 bathrooms. Based on Redfin's Alexandria data, we estimate the home's value is $1,104,309.
Single-familyProperty Type
1963Year Built
0.46 acresLot Size
$431Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,104,309
$17K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 18% higher than the average sale price ($936K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
R20
Single-Family Residential Zone
The R-20 zone is established to provide and maintain land areas for low density residential neighborhoods of single-unit, two-unit, and multi-unit up to four units dwellings on 20,000 sq ft lots. Nonresidential uses of a noncommercial nature which are related to, supportive of and customarily found in a residential neighborhood are also permitted.
Permitted uses
Include but are not limited to:
Religious facility
Housing-Single unit
Housing-Multiple units
Infrastructure
Educational/school
Park & open space
Property details
Interior
Bathroom Information
# of Bathroom Fixtures: 3
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central Forced Air
Fireplace Information
# of Fireplaces: 1
Fireplace Type: 2 Story 2 Openings
Has Fireplace
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Concrete Block
Building Construction Quality: Above Average
Exterior Wall: Masonry
Roof Shape Type: Gable
Building Type: House
Property Information
Subdivision Name: FOREST KNOLL
Living Sq. Ft: 2,560
Building Sq. Ft: 2,560
# of Stories: 2
Stories Type: 2
Legal Description: LOT 1 BLK 3251 FOREST KNOLL
Lot Information
# of Buildings: 1
Land Sq. Ft: 20,002
Legal Lot Number: 1
Legal Block Number: 3251
Acres: 0.4592
Zoning Code: R20
County Use Description: RESIDENTIAL DETACHED
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: 3.0
Sq. Ft.: 2,560
Stories: 2.0
Lot Size: 0.46 acres
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1975
County: Alexandria
APN: 040.01-02-06
Home facts updated by county records on Jul 15, 2026
Around this home
Schools
Douglas MacArthur Elementary School
Public PreK-5 • Assigned • 1.0mi
5/10
Jefferson-Houston PreK-8 School
Public PreK-8 • Assigned • 2.5mi
2/10
Alexandria City High School
Public 9-12 • Assigned • 0.7mi
2/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Just south of George Washington's historic Mt. Vernon, the communities of Ferry Point Estates & Yacht Haven offer quaint streetscapes & quiet neighborhoods near the Potomac River. Most of the homes built in the 1960's, 70's sell between $900's -...
$1.5 million. Waterfront homes can sell for $3.5 m+