Welcome to 423 Walnut Street, a spacious and versatile Blawnox home set on a desirable corner lot within the Fox Chapel Area School District and served by O'Hara Elementary School. With 4 bedrooms, 3 full baths, and flexible living spaces throughout, this residence is designed to adapt beautifully to everyday life - whether you need room for multi-generational living, a private home office, a playroom, or even a potential 5th bedroom. The bright main level features classic hardwood floors, a generous kitchen-dining area, and a highly convenient first-floor bedroom with an adjacent full bath and laundry. Enjoy morning coffee, quiet evenings, or year-round relaxation on the enclosed four-season side porch. The finished lower level expands your options even further with a third full bath and bonus living space ideal for a media room, fitness area, guest suite, or hobby zone. Upstairs, four generously sized bedrooms provide comfortable space for everyone. Outside, dedicated off-street parking solves a true neighborhood need, while the home's walkable location places you close to local favorites like Old Thunder Brewing and Moondog's. Add in quick access to Route 28, the PA Turnpike, and Waterworks Shopping Center, and this property delivers a standout blend of sought-after schools, everyday convenience, and welcoming suburban charm.
Sold for $340,000
$340,000
423 Walnut St, Blawnox, PA 15238
4beds
2,294sqft
Single Family Residence
Built in 1928
-- sqft lot
$350,500 Zestimate®
$148/sqft
$1,905 Estimated rent
Home value
$350,500
$333,000 - $368,000
$1,905/mo
Zestimate® history
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$2,292/mo
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Zillow last checked:
Source: BHHS broker feed,MLS#: 1750067
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 3
Heating
- Radiant, Natural Gas
Appliances
- Included: Dishwasher, Dryer, Microwave, Refrigerator, Washer
Features
- Has basement: No
Interior area
- Total structure area: 2,294
- Total interior livable area: 2,294 sqft
Property
Details
- Parcel number: 0292K00246000000
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- Brick
- Roof: Asphalt
Condition
- Year built: 1928
Community & HOA
Location
- Region: Blawnox
Financial & listing details
- Price per square foot: $148/sqft
- Tax assessed value: $185,300
- Annual tax amount: $7,164
- Date on market: 4/24/2026
- Lease term: Contact For Details
Price history
| Date | Event | Price |
|---|---|---|
| 8/3/2026 | Listing removed | $356,900$156/sqft |
Source: | ||
| 7/10/2026 | Pending sale | $356,900$156/sqft |
Source: | ||
| 6/22/2026 | Price change | $356,900-3.5%$156/sqft |
Source: | ||
| 5/18/2026 | Price change | $369,900-2.6%$161/sqft |
Source: | ||
| 4/24/2026 | Listed for sale | $379,900+11.7%$166/sqft |
Source: | ||
| 9/8/2023 | Sold | $340,000+325%$148/sqft |
Source: Public Record Report a problem | ||
| 5/21/2022 | Listing removed | -- |
Source: Zillow Rental Manager Report a problem | ||
| 4/24/2022 | Listed for rent | $2,200$1/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 9/26/2021 | Listing removed | -- |
Source: BHHS broker feed Report a problem | ||
| 9/24/2021 | Price change | $2,200-6.4%$1/sqft |
Source: BHHS broker feed #1517022 Report a problem | ||
| 8/18/2021 | Price change | $2,350-6%$1/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 8/2/2021 | Listed for rent | $2,500+25%$1/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 2/24/2021 | Listing removed | -- |
Source: Owner Report a problem | ||
| 8/18/2020 | Listing removed | $2,000$1/sqft |
Source: Owner Report a problem | ||
| 7/21/2020 | Listed for rent | $2,000$1/sqft |
Source: Owner Report a problem | ||
| 11/2/2017 | Listing removed | $2,000$1/sqft |
Source: Owner Report a problem | ||
| 9/6/2017 | Listed for rent | $2,000$1/sqft |
Source: Owner Report a problem | ||
| 3/6/2008 | Sold | $80,000+1268.5%$35/sqft |
Source: WPMLS #707733 Report a problem | ||
| 1/11/2008 | Sold | $5,846-92.7%$3/sqft |
Source: Public Record Report a problem | ||
| 10/17/2003 | Sold | $80,000-17.9%$35/sqft |
Source: Public Record Report a problem | ||
| 1/31/2002 | Sold | $97,500$43/sqft |
Source: WPMLS #338844 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $7,164 +36.8% | $185,300 +28.5% |
| 2024 | $5,237 +667.8% | $144,200 |
| 2023 | $682 | $144,200 |
| 2022 | $682 | $144,200 |
| 2021 | $682 +2% | $144,200 |
| 2020 | $668 -2% | $144,200 |
| 2019 | $682 -86.1% | $144,200 |
| 2018 | $4,891 +1.1% | $144,200 |
| 2017 | $4,839 +609.5% | $144,200 |
| 2016 | $682 -85.5% | $144,200 |
| 2015 | $4,717 | $144,200 |
| 2014 | -- | $144,200 |
| 2013 | -- | $144,200 +47.4% |
| 2012 | -- | $97,800 |
| 2011 | -- | $97,800 |
| 2010 | -- | $97,800 |
| 2009 | -- | $97,800 +18.1% |
| 2008 | -- | $82,800 |
| 2007 | -- | $82,800 |
| 2006 | -- | $82,800 |
| 2005 | -- | $82,800 -15.3% |
| 2004 | -- | $97,800 |
| 2003 | -- | $97,800 |
| 2002 | -- | $97,800 |
Find assessor info on the county website
Neighborhood: 15238
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Nearby schools
GreatSchools rating
- 10/10Ohara El SchoolGrades: K-5Distance: 1.4 mi
- 9/10Dorseyville Middle SchoolGrades: 6-8Distance: 5.8 mi
- 9/10Fox Chapel Area High SchoolGrades: 9-12Distance: 1.7 mi
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$350,500
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+$7,010
With Zillow Showcase(estimated)
$357,510
Sell for more on Zillow
Get a Zillow Showcase℠ listing at no additional cost and you could sell for .
$350,500
2% more
+$7,010
With Zillow Showcase(estimated)
$357,510
- Pennsylvania
- Allegheny County
- Blawnox
- 15238
- 423 Walnut St