8405 Geneva Mason Rd is a 2,214 square foot house on a 10,287 square foot lot with 2.5 bathrooms. - it last sold on September 01, 1978 for $128,500. Based on Redfin's Potomac data, we estimate the home's value is $874,967.
Single-familyProperty Type
1966Year Built
10,287 sq ftLot Size
$395Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$874,967
$746K since sold in September 1978$27K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.5% lower than the average sale price ($978K) 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 and permits
Zoning
Permits
R-90
Residential - 90 Zone
The intent of the R-90 zone is to provide designated areas of the County for moderate density residential uses. The predominant use is residential in a detached house. A limited number of other building types may be allowed under the optional method of development.
Permitted uses
Include but are not limited to:
Agriculture-Other
Assembly/ meeting place
Housing-Single unit
Housing-Senior
Infrastructure-Other
Public service
Transportation-Other
Park & open space
Nov 2, 2021 • Final
Mechanical
HVAC
Jun 18, 2003 • Active
Mechanical
HVAC
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
Interior
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Air Conditioning Type: Split System
Heating Type: Hot Air
Fireplace Information
# of Fireplaces: 1
Fireplace Type: 2 Story Frame
Has Fireplace
Exterior
Exterior Information
Building Construction Quality: Average
Exterior Wall: Brick
Building Type: Single Family
Property Information
Living Sq. Ft: 2,214
Building Sq. Ft: 2,214
# of Stories: 2
Stories Type: 2 Story With Basement
Legal Description: MONTGOMERY SQUARE
Parking & Garage Information
Parking Type: Basement Garage
Garage/Parking Sq. Ft: 276
Garage / Carport Type: Basement
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,287
Legal Lot Number: 34
Legal Block Number: D
Acres: 0.2362
Zoning Code: R90
County Use Description: SINGLE FAMILY DETACH
State Use Description: RESIDENTIAL
Utility Information
Sewer Type: Public
Financial
Assessor Information
Assessment Year: 2026
Tax District County: 04
Public facts
Beds: —
Baths: 2.5
Sq. Ft.: 2,214
Stories: 2.0
Lot Size: 10,287 square feet
Style: Single Family Residential
Year Built: 1966
Year Renovated: —
County: Montgomery County
APN: 04 00122527
Home facts updated by county records on Jul 18, 2026
Around this home
Schools
Ritchie Park Elementary School
Public K-5 • Assigned • 0.4mi
8/10
Julius West Middle School
Public 6-8 • Assigned • 1.4mi
8/10
Richard Montgomery High School
Public 9-12 • Assigned • 2.0mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Potomac, MD, is known for its affluent neighborhoods, large estate homes, country clubs and scenic natural beauty, including Great Falls Park and the C&O Canal. It offers a blend of suburban tranquility and upscale amenities, making it a sought-after...