331 Riley St is a 1,905 square foot house on a 9,000 square foot lot. - it last sold on January 01, 1964 for $22,000. Based on Redfin's Falls Church data, we estimate the home's value is $1,181,831.
Single-familyProperty Type
1949Year Built
9,000 sq ftLot Size
$620Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,181,831
$1.2M since sold in January 1964$67K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.3% higher than the average sale price ($1.02M) 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
R-1B
Medium Density Residential District
The R-1B, medium density residential district shall be comprised generally of land designated for medium density residential use on the adopted master plan. This district is created for the purpose of maintaining the residential character of the city, preserving the integrity of residential neighborhoods, and meeting the residential needs of the population.
Permitted uses
Include but are not limited to:
Community / recreation center
Religious facility
Housing-Group
Housing-Single unit
Housing-Multiple units
Public service
Educational/school
Library
Museum / gallery
Park & open space
Property details
Interior
Basement Information
Basement Sq. Ft: 420
Heating & Cooling
Heating Type: Forced Air Gas
Fireplace Information
Fireplace Type: Masonry
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Construction Type: Wood
Exterior Wall: Brick
Roof Shape Type: Gable
Property Information
Subdivision Name: GREAT FOREST
Living Sq. Ft: 1,905
Ground Floor Sq. Ft: 1,270
Building Sq. Ft: 2,325
Legal Description: LOT 18; GREAT FOREST;
Parking & Garage Information
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 458
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,000
Legal Lot Number: 18
Legal Block Number: 115
Acres: 0.2066
County Use Description: SFR URBAN - TAXABLE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: —
Sq. Ft.: 1,905
Stories: —
Lot Size: 9,000 square feet
Style: Single Family Residential
Year Built: 1949
Year Renovated: 2002
County: Falls Church
APN: 51-115-021
Home facts updated by county records on Jul 30, 2026
Around this home
Schools
Mt. Daniel School
Public K-2 • Assigned • 0.6mi
10/10
Mary Ellen Henderson Middle School
Public 6-8 • Assigned • 1.2mi
10/10
Meridian High School
Public 9-12 • Assigned • 1.1mi
8/10
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
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
7/10 Heat Factor
7 days above 104° expected this year, 16 days in 30 years
4/10 Wind Factor
17% chance of strong winds in next 30 years
3/10 Air Factor
3 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Falls Church, VA • 22046
Average low and high temperatures (°F)
39
24
45
29
63
41
70
50
74
56
85
66
89
72
82
65
78
62
69
50
58
42
45
31
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
$1.12M – $1.36M
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