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The Complete Guide to Third-Story Additions in Philadelphia: Everything You Need to Know in 2026
Thinking about adding a third floor to your Philadelphia rowhome? Here's everything you need to know about costs, timelines, permits, and whether it's right for you. 3rd Story Philly co-founders, Phil Katz (left) and Zach Winters (right), standing on the roof of 2051 Waverly Street in Fitler Square mid-construction on a third story addition + roof deck. Table Of Contents: Where Do I Start? What Is a Third-Story Addition? What Does It Actually Cost? The Timeline: What to Expec
Mar 49 min read


Inspiring Future Builders: 3rd Story Philly Connects with Students at Fanny Jackson Coppin School
The future of construction starts with curiosity and learning. Recently, 3rd Story Philly brought that spark to the second graders at Fanny Jackson Coppin School in Passyunk Square. These young students have been exploring math concepts in their classroom, and they got a unique chance to see those lessons come alive through a real construction project happening just outside their window. This visit was more than a field trip; it was a hands-on introduction to the world of bui
Dec 8, 20252 min read


We won Best of Philly - Contractor 2022
3rd Story Philly was given the honor of being named Best Contractor by Philadelphia Magazine. Each year, the magazine offers up it's...
Nov 7, 20221 min read


3rd Story Philly on front page of Inquirer
A great article written today by real estate columnist, Inga Saffron, on the growing density of neighborhoods and Philadelphia becoming a...
Nov 7, 20221 min read


"When trading up isn't an option" (Inquirer)
Inga Saffron, real estate critic, from The Philadelphia Inquirer, wrote a great story on third story additions in the city. 3rd Story...
Jun 12, 20221 min read
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