Detached Garage Apartment & Carriage House Floor Plans
Complete collection of 2-story garage-with-apartment-above blueprints from 20x24 compact carriage houses to 36x48 3-bay workshop apartments.

577 Sq Ft (16x36) 1 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above
577 Sq Ft (16x36) 1 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above (Drive-Through Carriage Loft + Primary Suite)
578 Sq Ft (16x36) 2 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above
578 Sq Ft (16x36) 2 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above (Drive-Through Carriage Loft + Primary Suite)
640 Sq Ft (16x40) 1 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above
640 Sq Ft (16x40) 1 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above (Drive-Through Carriage Loft + Primary Suite)
640 Sq Ft (16x40) 2 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above
640 Sq Ft (16x40) 2 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above (Drive-Through Carriage Loft + Primary Suite)
576 Sq Ft (18x32) 1 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above
576 Sq Ft (18x32) 2 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above
649 Sq Ft (18x36) 1 Bed 1 Bath Garage with Loft / Apartment Above Floor Plan with Apartment Above
All Garage + Apartment Plans — Build Cost Guide & FAQs
Planning tips, cost estimates, and related floor plan collections
All Garage + Apartment Plans — Build Cost Guide & FAQs
Planning tips, cost estimates, and related floor plan collections
Spatial Layout & Structural Bay Optimization
Complete collection of 2-story garage-with-apartment-above blueprints from 20x24 compact carriage houses to 36x48 3-bay workshop apartments. Each of the 179 blueprints curated in this search silo has been solved on a true structural grid with zero dead-space corridors, consolidated wet-wall plumbing cores, and verified furniture/appliance clearance zones.
Comparing Shell Kits, Financing & Contractor Takeoffs
With an average turnkey build estimate of $257,581 across this collection, homeowners and builders frequently compare pre-engineered shell packages against local stick-frame lumber takeoffs. Select any blueprint above to customize regional labor multipliers, review concrete and stud quantities, and download the vector CAD drawing.
What makes these detached garage apartment & carriage house floor plans IRC code-compliant?
All 179 blueprints in the "All Garage + Apartment Plans" collection are verified by our spatial solver for IRC R304 minimum room dimensions, R310 bedroom emergency egress windows, 36-inch clear entryways, and unobstructed doorway swing clearances—scoring 100/100 on our automated CAD geometric audit.
What is the average turnkey cost for all garage + apartment plans?
Across the 179 matching floor plans on this page, the average turnkey construction cost is $257,581. Every individual blueprint page includes an interactive regional cost estimator and full structural material takeoff so you can compare shell-only vs. turnkey pricing.
Can I download the scalable CAD vector files (.SVG) for free?
Yes. Click any floor plan card above to open its interactive CAD blueprint viewer, inspect exact room-by-room dimensions and builder material takeoffs, and download the scalable vector CAD file (.SVG) and printable spec sheet at no cost.