New and Custom Homes in Butler & Armstrong Counties, PA


Masters of New Home Builds

At Douglas Erdley LLC Custom Homes, we have more than 20 years of specialized experience. We are proud to be your premier residential home builder in Butler & Armstrong counties, PA. We focus on making the home of your dreams into a reality. Our custom floor plans feature the latest in modern home design and technology. Your space will be perfect not only for everyday living, but entertaining as well. Whether it's a spacious kitchen or a grand outdoor living area, our experienced contractors will build you the perfect space to meet your needs.

Custom Built Homes in Mars, PA


Douglas Erdley LLC Custom Homes serves the Mars, PA, area with custom built homes designed around your exact specifications, managed from first inspection through final walkthrough. If you are comparing builders along the Route 228 and I-79 corridor in Butler County, PA, this page is for you. Call (724) 763-3692 to request a free quote and take the first step toward building the home your family deserves.


Mars, PA, sits at the heart of one of Western Pennsylvania's most active residential growth corridors. Route 228 connects the borough directly to I-79 and I-76, placing custom built homes in Mars, PA, within easy reach of Pittsburgh and the broader region. For buyers who want custom built homes built to their exact vision rather than a production floor plan chosen off a list, Douglas Erdley LLC Custom Homes offers a practical, personal alternative.

Interior wood framing of custom built homes under construction

Home Styles and Finishes Available in Mars, PA

Custom built homes can include a wide range of styles, layouts, and finish levels. Douglas Erdley LLC builds everything from open-concept single-family homes suited to the rolling lots common in Adams Township and Middlesex Township, to more traditional designs that complement established neighborhoods closer to the Mars borough center. Buyers can select luxury floor plans, custom kitchen configurations, and custom bathroom layouts, with finishes tailored to personal taste and budget. The team uses quality materials and has adopted environmentally conscious building methods as standard practice.



Finish options may include custom cabinetry, gourmet kitchen packages, and high-end bath details. Every selection is made in collaboration with the homeowner, not handed down from a catalog.

Why Mars, PA, Is a Strong Location for a Custom Build



Mars occupies a developed part of Butler County where residential demand has remained steady. The surrounding townships, including Adams and Middlesex, have seen consistent population growth tied to the I-79 and Route 228 corridor. That growth has created active permitting environments and established neighborhood guidelines that new construction must work within. Douglas Erdley LLC understands these local conditions. The team manages all project coordination, including permit applications and inspections, so the process does not fall to the homeowner to navigate alone.


Building in a more developed part of Butler County typically means tighter lot placement and closer review of construction plans against community standards. Working with a builder who has spent decades in this region, rather than one learning the area on your project, can make a meaningful difference in how smoothly a build proceeds.

How the Build Process Works

Every custom built home follows a clear sequence from initial conversation to move-in. Douglas Erdley LLC manages each stage personally.

  1.    Initial consultation to discuss your design goals, lot considerations, and timeline.
  2.    Plan development and specification review, with cost-saving recommendations built in where appropriate.
  3.    Permit coordination and project scheduling with Butler County authorities.
  4.    Construction with hands-on supervision and quality control at each phase, not just at final walkthrough.
  5.    Final inspection, punch list completion, and owner walkthrough before handoff.

You work directly with people who have been doing this for decades. There is no call center, no project handoff to a subcontracted crew you have never met.

Third-Generation Family Ownership Means Accountability



Douglas Erdley LLC is a third-generation, family-owned company with over 30 years of experience building in Butler and Armstrong Counties. That length of experience means the team has seen virtually every lot condition, permitting challenge, and build complication that comes up in this region. That history also means the company's reputation depends on every project being done right.

Frequently Asked Questions

  • What Does a Custom Built Home in Mars, PA, Include?

    A custom built home typically includes a fully personalized floor plan, custom kitchen and bathroom selections, luxury finishes, and complete construction management from permitting through final walkthrough. Douglas Erdley LLC coordinates all inspections and supplier relationships as part of the project, so homeowners are not left managing those pieces independently.

  • How Long Does It Take to Build a Custom Home in Mars, PA?

    Build timelines vary depending on plan complexity, lot conditions, and permitting schedules in Butler County. Mars sits in a more active permitting environment than rural parts of the county, so working with a builder already familiar with local processes can help keep the timeline on track. Contact Douglas Erdley LLC directly to discuss realistic timelines for your specific project.

  • Does Douglas Erdley LLC Build on My Lot in the Mars Area?

    Yes. Douglas Erdley LLC Custom Homes serves Mars and the surrounding Butler County communities, including Adams Township and Middlesex Township. Whether your lot is in an established neighborhood or a newer development along the Route 228 corridor, the team can assess the site and discuss what your build may involve.

  • What Makes Douglas Erdley LLC Different From Other Builders Serving Mars, PA?

    Douglas Erdley LLC is a third-generation, family-owned company, not a regional production builder. Every project receives individual, personalized supervision from a team with over 30 years of local experience. The goal is a turn-key home, built once and built right, with quality meant to last a lifetime, not just pass inspection.

Build Your Custom Home in Mars, PA, With a Team That Knows Butler County

Douglas Erdley LLC Custom Homes brings over three decades of experience to every project serving the Mars, PA, area. Families along the Route 228 and I-79 corridor choose this team for personalized service, proven local knowledge, and a straightforward build process with no surprises. To learn more about available custom home building services, or to start planning your custom built homes project, call (724) 763-3692 or visit the contact page to request a free quote today.