Best Window Replacement in Ann Arbor, MI

Ann Arbor window replacement rates: $4,000-$14,000 per system. Always get 3 written quotes and verify MI licensing at Michigan LARA (michigan.gov/lara). Sales tax on materials: 6%.

• humid-continental climate
• High cost of living
• Peak: peak season
• Verify: Michigan LARA (michigan.gov/lara)

Top Ann Arbor window replacement contractors hold an active MI license (verify at Michigan LARA (michigan.gov/lara)), carry 4.5+ Google ratings with 50+ reviews, show proof of liability and workers' comp, and have 5+ years serving Ann Arbor.

• License: Michigan LARA (michigan.gov/lara)
• Insurance proof required
• 5+ years local experience

Standard window replacement in Ann Arbor takes 1-3 days; emergency response runs 2-4 hours. During peak season expect 1-2 extra weeks. Ann Arbor permits clear in 3-7 business days.

• peak season extends scheduling
• Permits: 3-7 days

Ann Arbor requires permits when work exceeds $600 or involves full system replacement. Your licensed contractor pulls the permit — if they ask you to pull it, that's a red flag.

• MI threshold: $600
• Tax: 6%

In Ann Arbor: (1) get 3 written quotes, (2) verify MI license at Michigan LARA (michigan.gov/lara), (3) confirm insurance, (4) read recent local reviews, (5) never pay more than 30% upfront.

• License: Michigan LARA (michigan.gov/lara)
• Max 30% deposit