Space and Updates Galore!! Beautiful open floor plan, 1st flr den, family and powder rms!!Oversized windows, huge wraparound deck, finished walkout lower level with radiant heat and full bath bath, 2 story deck, vaulted ceiling in master and bathw/ jet spray tub, walk-closet!!
Single-familyProperty Type
1959Year Built
0.62 acresLot Size
$211Est. Price/Sq.Ft.
1 garage spacesParking
Listed by • COLDWELL BANKER REALTY
Source:West Penn MLS #825290
Redfin Estimate
$796,325
$407K since sold in December 2019$91K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 15.1% lower than the average sale price ($938K) of 6 comparable homes.
Space and Updates Galore!! Beautiful open floor plan, 1st flr den, family and powder rms!!Oversized windows, huge wraparound deck, finished walkout lower level with radiant heat and full bath bath, 2 story deck, vaulted ceiling in master and bathw/ jet spray tub, walk-closet!!
Public Records
Sep 30, 1991
Sold
$66,500
$18/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$10,693 (+6.8%)
$36,400 + $280,900
$317,300
2025
$10,011 (+9.4%)
$36,400 + $280,900
$317,300
2024
$9,148 (+2.9%)
$36,400 + $280,900
$317,300
2023
$8,888 (−3.1%)
$36,400 + $280,900
$317,300
2022
$9,170
$36,400 + $298,900
$335,300
2021
$9,170 (+26.5%)
$36,400 + $298,900
$335,300
2020
$7,248 (+1.6%)
$36,400 + $298,900
$335,300
2019
$7,134 (+4.8%)
$36,400 + $228,600
$265,000
2018
$6,808
$36,400 + $228,600
$265,000
2017
$6,807
$36,400 + $228,600
$265,000
2015
$6,807
$36,400 + $228,600
$265,000
Tax history for 422 Duff Rd
Year
Property tax
Land + Additions
Assessment*
2026
$10,693 (+6.8%)
$36,400 + $280,900
$317,300
2025
$10,011 (+9.4%)
$36,400 + $280,900
$317,300
2024
$9,148 (+2.9%)
$36,400 + $280,900
$317,300
2023
$8,888 (−3.1%)
$36,400 + $280,900
$317,300
2022
$9,170
$36,400 + $298,900
$335,300
2021
$9,170 (+26.5%)
$36,400 + $298,900
$335,300
2020
$7,248 (+1.6%)
$36,400 + $298,900
$335,300
2019
$7,134 (+4.8%)
$36,400 + $228,600
$265,000
2018
$6,808
$36,400 + $228,600
$265,000
2017
$6,807
$36,400 + $228,600
$265,000
2015
$6,807
$36,400 + $228,600
$265,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Basement Information
Basement Finish: Partially Finished
Basement Type: Full
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Colonial
Building Construction Quality: Average
Exterior Wall: Frame/Masonry
Property Information
Subdivision Name: KEIR MT MANOR
Living Sq. Ft: 3,775
# of Stories: 2
Stories Type: 2
Legal Description: KEIR MT MANOR 1ST PLAN 19 LOT 100X270 DUFF RD IMP-DESC: 2 STY BRK V HSE & GAR
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Built-In Garage
Garage / Carport Type: Built In
Lot Information
# of Buildings: 1
Land Sq. Ft: 27,000
Legal Lot Number: 98
Legal Block Number: 511
School Tax District: AVONWORTH
Municipality Name: OHIO TWP
Acres: 0.6198
Depth Footage: 270
Front Footage: 100
County Use Description: SINGLE FAMILY
State Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 3,775
Stories: 2.0
Lot Size: 0.62 acres
Style: Single Family Residential
Year Built: 1959
Year Renovated: —
County: Allegheny County
APN: 0511D00098000000
Home facts updated by county records on Jul 20, 2026
Around this home
Schools
Avonworth Elementary School
Public 3-6 • Assigned • 1.3mi
6/10
Avonworth Middle School
Public 6-8 • Assigned • 2.4mi
10/10
Avonworth High School
Public 9-12 • Assigned • 2.4mi
7/10
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
3/10 Heat Factor
7 days above 97° expected this year, 17 days in 30 years
2/10 Wind Factor
Minor risk of severe winds over next 30 years
3/10 Air Factor
3 unhealthy days expected this year, 3 days in 30 years
Provided by First Street
Historical weather
Sewickley, PA • 15143
Average low and high temperatures (°F)
30
16
38
23
57
36
66
46
68
50
81
62
85
66
81
59
78
56
66
44
51
36
40
26
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 8.1 hours in
June and 2.2 hours in December, placing it below the
U.S. average for solar exposure.
8.1 hrs
2.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$757,000 – $916,000
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