Door Installation & Repair in Chicago
Expert Door Services
Secure, Stylish, and Built to Last
When it comes to door installation and repair, Costello Carpentry knows a well-installed door does more than open and close. It adds security, insulation, curb appeal, and everyday functionality to your home.
Whether you’re upgrading to a modern front entry, replacing worn interior doors, or fixing a damaged frame, we bring expert precision and careful craftsmanship to every job. We true up openings, set hardware correctly, seal for drafts, and finish trims so your door looks sharp and operates smoothly for years.
Fiberglass
Steel
All Styles
Why Choose Costello Carpentry?

Locally Owned & Operated

Workmanship Guaranteed
We stand behind every job with pride – your satisfaction is our promise.

Free Estimates & Clear Communication
No surprises. Just straightforward pricing and honest service.

Neat Workmanship & Spotless Results
We work neatly and leave your home spotless
WHAT WE OFFER
Our Door Installation and repair services
Door Installation
We install all types of doors with clean lines, tight fits, and long-lasting results. Whether it’s one door or a full set throughout your home, you can expect top-notch workmanship.
- Interior and exterior door installation
- Pre-hung and slab door installs
- Front entry, back doors, and patio doors
- Custom sizing and retrofits
Door Frame Repair & Replacement
Damaged door frames can lead to sticking doors, drafts, higher energy bills, and security risks. We repair or replace warped, rotted, or broken sections.
- Frame patching and full replacement
- Wood rot and water damage repair
- Frame reinforcement and leveling
- Threshold and weatherstripping replacement
Lock & Hardware Fitting
Your door is only as good as its hardware. We install new locks, knobs, hinges, and deadbolts, and can retrofit custom solutions.
- Mortise and cylindrical lock installations
- Deadbolt, latch, and smart lock fitting
- Strike plate adjustments and replacements
- Quiet-close and reinforced hinge setups
Door Finishing & Trim Work
Great doors deserve a clean finish. We handle the details that make your doors look built in, not added on.
- Door trim and casing installation
- Custom carpentry details and profile matching
- Paint-ready and stain-ready surface prep
- Color matching and touch-ups
Quality You Can Feel, Start to Finish
Verify the opening and correct out-of-square frames
Set shims so the slab sits true and level
Fit weatherstripping, thresholds, and sealant to stop drafts
Align hinges, strikes, and latches for a solid, quiet close
Install hardware upgrades – smart locks, deadbolts, handlesets
Apply proper flashing and caulking for Chicago weather
Finish with crisp casing, clean paint lines, and spotless cleanup
Serving Chicago & Suburbs
We provide door installation and repair in Chicago neighborhoods and nearby suburbs including:
Lakeview
Lincoln Park
Wicker Park
Bucktown
Irving Park
Jefferson Park
Oak Park
Evanston
Ready to get started with expert door installation?
Get Started Today
Free Consultations & Estimates
Whether you’re replacing one door or upgrading your entire space, we’re ready to help.
Call now or request a free estimate to get started.
Free Estimates
Clean, Professional Work