Updated country estate caliber property on 1.8 acres of sweeping lawns and gardens in Upper St. Clair. Stately entrance hall with intricately -crafted staircase. A large home, this outstanding residence boasts formal living room, dining room, great room, two beautiful libraries. Flexiable floor plan can adapt to many of today's lifestyles. Many new state of the art mechanicals. Serene and beautiful! * More pictures to come *
Single-familyProperty Type
1884Year Built
1.8 acresLot Size
1 garage spacesParking
Listed by • HOWARD HANNA REAL ESTATE SERVICES
Bought with Robbins Bobbitt• HOWARD HANNA REAL ESTATE SERVICES
Own a piece of Upper St. Clair history! Spacious Eleven Room Victorian farmhouse (circa 1881) on 1.8 acres which offers privacy and charm not often found in suburbia. Large rooms, fireplaces and elongated windows throughout the house add to the brightness and historic charm. First floor laundry, private patio (Excellent area for entertaining), two car heated attached garage Over 5000sq. ft This home is ready for you to add your personal touches to bring out the historic beauty throughout!
West Penn MLS #910567
Apr 6, 2012
Listed
$589,000
+13
Country Retreat in Upper St. Clair in South Hills private 1.8 acre lot A delightful piece of USC History called Demuth House Welcoming foyer w/ Grand Staircase Formal LR/DR Den w/ bookshelves & Cabinetry A Spacious Family Room with tin Ceiling & lots of Natural Light Gameroom off Family room w/ beamed ceiling skylights & 2 sided brick fireplace Spiral staircase leads to additional lower level Den First flr laundry Hardwood flooring through out Private Patio offers grand entertainment areas both inside & out
West Penn MLS #886394
Sep 1, 2011
Listed
$599,000
West Penn MLS #834771
Jul 23, 2010
Listed
$799,000
Public Records
Mar 18, 2005
Sold
$483,474
West Penn MLS #307877
Nov 10, 2000
Sold
$470,000
Aug 16, 2000
Listed
$475,000
Public Records
Dec 23, 1988
Sold
$285,000
Year
Property tax
Land + Additions
Assessment*
2026
$18,465 (+2.2%)
$60,000 + $382,000
$442,000
2025
$18,059 (+7.0%)
$60,000 + $382,000
$442,000
2024
$16,882 (+2.9%)
$60,000 + $382,000
$442,000
2023
$16,408 (+2.4%)
$60,000 + $382,000
$442,000
2022
$16,017 (+2.2%)
$60,000 + $382,000
$442,000
2021
$15,672 (+1.5%)
$60,000 + $382,000
$442,000
2020
$15,442 (+1.5%)
$60,000 + $382,000
$442,000
2019
$15,214 (+2.1%)
$60,000 + $382,000
$442,000
2018
$14,902 (+2.5%)
$60,000 + $382,000
$442,000
2017
$14,538 (+2.8%)
$60,000 + $382,000
$442,000
2015
$14,147
$60,000 + $400,000
$460,000
Tax history for 121 Hays Rd
Year
Property tax
Land + Additions
Assessment*
2026
$18,465 (+2.2%)
$60,000 + $382,000
$442,000
2025
$18,059 (+7.0%)
$60,000 + $382,000
$442,000
2024
$16,882 (+2.9%)
$60,000 + $382,000
$442,000
2023
$16,408 (+2.4%)
$60,000 + $382,000
$442,000
2022
$16,017 (+2.2%)
$60,000 + $382,000
$442,000
2021
$15,672 (+1.5%)
$60,000 + $382,000
$442,000
2020
$15,442 (+1.5%)
$60,000 + $382,000
$442,000
2019
$15,214 (+2.1%)
$60,000 + $382,000
$442,000
2018
$14,902 (+2.5%)
$60,000 + $382,000
$442,000
2017
$14,538 (+2.8%)
$60,000 + $382,000
$442,000
2015
$14,147
$60,000 + $400,000
$460,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Beds
4
Baths
2.5
Stories
2
Lot width
—
Lot depth
—
Lot size
1.85 Acres
Year renovated
—
Sq. Ft.
4,932
Year built
1881
Style
Single Family Residential
County
Allegheny County
APN
0669R00240000000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 21, 2026.
Property details
Parking
Garage/Carport Information
Has Garage
Has Attached Garage
Parking
Features: Attached, Garage, Garage Door Opener
# of Parking (Total): 2
Interior
Bathroom Information
# of Full Bathrooms: 2
# of Half Bathrooms: 1
Room Information
# of Rooms (Total): 13
Has Basement
Basement Information: Full, Walk-Up Access
Room 1 Information
Master Bedroom
Level: Upper
Dimensions: 17x14
Room 2 Information
Kitchen
Level: Main
Dimensions: 17x14
Room 3 Information
Laundry
Level: Main
Dimensions: 17x7
Room 4 Information
Living Room
Level: Main
Dimensions: 17x17
Room 5 Information
Dining Room
Level: Main
Dimensions: 17x14
Room 6 Information
Family Room
Level: Upper
Dimensions: 22x17
Room 7 Information
Entry/Foyer
Level: Main
Dimensions: 17x7
Room 8 Information
Game Room
Level: Upper
Dimensions: 30x16
Room 9 Information
Bedroom 2
Level: Upper
Dimensions: 17x16
Room 10 Information
Bedroom 3
Level: Upper
Dimensions: 16x15
Room 11 Information
Bedroom 4
Level: Upper
Dimensions: 16x13
Room 12 Information
Bonus Room
Level: Lower
Dimensions: 20x15
Room 13 Information
Den
Level: Main
Dimensions: 16x15
Fireplace Information
Has Fireplace
# of Fireplaces: 8
Equipment
Appliances: Some Gas Appliances, Cooktop, Dishwasher, Microwave, Refrigerator, Stove
Interior Features
Window Features: Storm Windows
Flooring: Ceramic Tile, Hardwood
Exterior
Building Information
Stories: 2
Roof Details: Composition
Construction Details: Frame
Exterior Features
Security Features: Security System
Lot Information
Lot Size Area: 1.8
Lot Size Acres: 1.8
Lot Size Dimensions: 280x244x359x238
Property Information
Resale
Financial
Assessments and Fees
Assessed Value: $522,600
Tax Information
Annual Tax Amount: $15,363
Utilities
Utility Information
Sewer: Public Sewer
Water Source: Public
Heating & Cooling
Has Heating
Heating: Gas, Hot Water
Location
Community Information
Community Features: Public Transportation
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 4,932
Stories: 2.0
Lot Size: 1.85 acres
Style: Single Family Residential
Year Built: 1881
Year Renovated: —
County: Allegheny County
APN: 0669R00240000000
Home facts updated by county records on Jul 21, 2026
Around this home
Schools
Boyce Middle School
Public 5-6 • Assigned • 0.7mi
9/10
Fort Couch Middle School
Public 7-8 • Assigned • 3.5mi
9/10
Upper Saint Clair High School
Public 9-12 • Assigned • 2.1mi
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
3/10 Heat Factor
7 days above 96° expected this year, 17 days in 30 years
2/10 Wind Factor
Minor risk of severe winds over next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Pittsburgh, PA • 15241
Average low and high temperatures (°F)
31
17
40
24
59
37
68
46
70
51
82
62
86
69
82
61
79
58
67
45
53
37
42
27
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 7.9 hours in
June and 2.3 hours in December, placing it below the
U.S. average for solar exposure.
7.9 hrs
2.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$745,000 – $902,000
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