Home · Services · Room Additions · Lake Dallas

$80,000 – $200,000 · Lake Dallas, TX

Room Additions in Lake Dallas, TX

A new family room, home office, bedroom, sunroom, or guest suite — added to your existing footprint and built to The AG Standard.

Lake Dallas Specialists

Room Additions built for Lake Dallas families.

In Lake Dallas, a room addition extends your existing single-story footprint — a bright family room, a quiet home office, an extra bedroom, a sunroom, or a guest suite. It's the most direct way to add the space your family has outgrown.

We tie the new structure into your existing rooflines, match the exterior, and route electrical and HVAC so the addition reads as original to the house — not bolted on.

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Room Additions in Lake Dallas

Before & After

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Why Lake Dallas Chooses Us

Plan first. Build second.

Lake Dallas permitting handled

We pull the full permit package and navigate local review before demolition.

One dedicated team

An ASM and a PM from first call through warranty.

Live in your home through it

A working kitchen and bath stay usable the whole build.

See the Full AG Standard

Lake Dallas Reviews Sample — replace with real reviews

What Lake Dallas families say.

★★★★★
"[Sample] The new family room looks like it was always there. They hit every date on the schedule."
Sample Client
Room Additions · Lake Dallas
★★★★★
"[Sample] Permits were approved before anyone showed up with a hammer."
Sample Client
Room Additions · Lake Dallas
★★★★★
"[Sample] One PM, daily updates, and the dust never reached the main house."
Sample Client
Room Additions · Lake Dallas

More in Lake Dallas

Other ways we add space in Lake Dallas.

Lake Dallas Resources

Guides for your Lake Dallas addition.

Nearby

Room Additions across Dallas–Fort Worth.

Serving Lake Dallas, TX

Ready to start your Lake Dallas project?

A real conversation about scope, schedule, and price — we respond within four business hours.