491 Groff Mill Rd is a 1,344 square foot house on a 1.15 acre lot with 3 bedrooms and 1 bathroom. Based on Redfin's Harleysville data, we estimate the home's value is $346,399.
Single-familyProperty Type
1940Year Built
1.15 acresLot Size
$258Est. Price/Sq.Ft.
2 garage spacesParking
Source:Public Records
Redfin Estimate
$346,399
$21K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 33.1% lower than the average sale price ($518K) 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
R3
Medium-Density Residence District
In expansion of the community development objectives contained in Article II of this chapter and in support of the goals and recommendations of the 1993 Comprehensive Plan, it is the intent of this article to: Allow medium-density single-family detached development that will be served by public sewers and water; Provide a transition from high-density residential and commercial areas in the Harleysville core to low-density residential and agricultural areas of the Township; Through clustering of homes, encourage the creation of open space areas that preserve environmental features, preserve cultural features or provide common open space.
Permitted uses
Include but are not limited to:
Agriculture
Housing-Single unit
Park & open space
Property details
Interior
Basement Information
Basement Type: Full
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Fuel Type: Oil
Heating Type: Central
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Fair
Building Style Type: Colonial
Building Construction Quality: Fair
Exterior Wall: Aluminum/Vinyl
Property Information
Subdivision Name: TOWNSHIP/LOWER SALFORD UN 09
Living Sq. Ft: 1,344
Ground Floor Sq. Ft: 672
# of Stories: 2
Stories Type: 2
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Frame Garage
Garage/Parking Sq. Ft: 360
Garage / Carport Type: Attached Frame
Lot Information
# of Buildings: 1
Land Sq. Ft: 50,160
Legal Lot Number: 9
Legal Block Number: 2
School Tax District: SOUDERTON AREA
Municipality Name: LOWER SALFORD TOWNSHIP
Acres: 1.1515
Front Footage: 118
Zoning Code: R3
County Use Description: RESID-SINGLE-FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Well
Financial
Assessor Information
Assessment Year: 2026
Tax District County: LOWER SALFORD TOWNSHIP
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,344
Stories: 2.0
Lot Size: 1.15 acres
Style: Single Family Residential
Year Built: 1940
Year Renovated: —
County: Montgomery County
APN: 500000748003
Home facts updated by county records on Feb 26, 2026
Around this home
Schools
Indian Valley Middle School
Public 6-8 • Assigned • 1.5mi
7/10
Souderton Area Senior High School
Public 9-12 • Assigned • 3.0mi
9/10
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
5/10 Heat Factor
7 days above 101° expected this year, 15 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
4/10 Air Factor
4 unhealthy days expected this year, 6 days in 30 years
Provided by First Street
Historical weather
Harleysville, PA • 19438
Average low and high temperatures (°F)
34
18
39
22
56
34
64
42
71
52
81
61
87
69
79
59
77
57
67
43
54
35
40
24
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9 hours in
June and 4.1 hours in December, placing it below the
U.S. average for solar exposure.
9 hrs
4.1 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$330,000 – $399,000
Reach more buyers when you sell with Redfin. Save up to $3,464 in fees.3 minutes to get started.