Home Additions in Birmingham, MI.
Tight Birmingham lots usually mean building up rather than out — second-story additions engineered to carry the new load over the existing first floor.
Home Additions in Birmingham
Birmingham has a genuinely mixed housing stock — older homes on the east side near the Rouge, mid-century ranches off Maple, and infill new construction throughout. Tight lots and a walkable downtown shape what is possible here.
Typical range: $200 – $450 / sq ft · Timeline: 4–8 months. Every project is a fixed-price contract with permits pulled and inspections scheduled by us.
What we handle
Scope
- Build-out (ground level)
- Build-up (second story)
- Primary suite additions
- Sunrooms and four-season rooms
- Garage and mudroom additions
Permits in Birmingham
- The City of Birmingham issues permits and runs a Historic District Commission that reviews exterior changes in designated districts. We pull every permit and prepare HDC submissions where needed.
Every project includes
- Fixed-price written contract
- Permits pulled by us
- Daily site cleanup, weekly updates
- One-year workmanship warranty
Home Additions in Birmingham: questions.
How much should a home addition cost in Birmingham, MI?
Ground-level additions in Oakland County run $200 to $350 per square foot; second-story and primary-suite additions run $300 to $450 per square foot including structural engineering. Sunrooms and screened additions are lower at $150 to $250 per square foot depending on how they are conditioned. Birmingham sits at the upper end of Metro Detroit pricing because of high finish expectations and older housing stock that can surface hidden conditions.
How long does a home addition take in Birmingham?
A ground-level room addition runs 4 to 6 months from permit to completion; second-story additions and primary suites run 5 to 8 months. Permitting at Oakland County municipalities adds two to six weeks before we break ground.
Do you pull permits for home additions in Birmingham?
Yes, on every job. The City of Birmingham issues permits and runs a Historic District Commission that reviews exterior changes in designated districts. We pull every permit and prepare HDC submissions where needed.
What is the difference between a build-out and a build-up addition?
A build-out expands the ground-floor footprint into the yard; a build-up adds a second story or expands an upper level. Build-outs are generally less expensive per square foot because the foundation work is simpler. Build-ups require engineering the existing structure to carry the added load but leave the yard intact — the right call on tight lots.