Get free adu construction quotes in Baltimore
Free adu construction quotes in Baltimore, Maryland. Typical range $171,000 – $342,000.
Low
$171,000
Average
$256,500
High
$342,000
Baltimore crews quote about $285 – $570 per square foot.
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What drives adu construction prices in Baltimore
Local labor, permitting and climate move Baltimore prices away from the national average.
Labor market
Licensed trade labor in Baltimore runs about 114% of the national average, and the best crews book out fastest in spring and early summer.
Permits
Most Baltimore, MD projects that change structure, electrical, plumbing or mechanical systems need a permit from the local building department; cosmetic work usually does not.
Climate
Maryland weather drives material choices here, so ask contractors what they install most often in Baltimore and why.
How to compare Baltimore quotes
- Collect three written quotes. Anything under $128,250 usually has scope missing.
- Compare line items — materials, labor, permits, disposal — not just the total.
- Confirm license, insurance and workmanship warranty length before you sign.
- Ask what triggers a change order and how it gets priced.
Baltimore questions
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