All capabilities

Space, resolved

A more considered single-story room addition.

An integrated ground-floor expansion that feels deliberate in plan, elevation, light, and circulation.

Planning range $90,000–$165,000Request a tailored consultation

Defined starting scope

WHAT THIS
PROJECT INCLUDES.

A 500-square-foot addition with foundation, framing, roofing, windows, HVAC extension, and electrical work.

Designed for: Owners whose homes need a family room, primary suite, flexible studio, or entertaining space with permanence.

A more prepared start

THE QUESTIONS
THAT CREATE CLARITY.

These are the project-specific inputs we review to make the first consultation more useful.

01

Desired function

02

Property setback

03

Exterior continuity

04

Structural conditions

Project expectations

01

Feasibility and zoning review

We use this phase to reduce ambiguity, surface dependencies, and build a more coherent path through the work.

02

Design coordination

We use this phase to reduce ambiguity, surface dependencies, and build a more coherent path through the work.

03

Construction integrated with existing home

We use this phase to reduce ambiguity, surface dependencies, and build a more coherent path through the work.

Regional cost expectations

CONTEXT BEFORE
A QUOTE.

Planning ranges are directional market comparisons, not quotes. They use 2024 BEA regional price-parity reference bands with a scope allowance; site conditions, permits, design, materials, and contractor availability can change final pricing.

Higher-cost reference markets$126,000–$154,000CA · HI · NJ planning rangeLower-cost reference markets$100,300–$122,500AR · MS · IA · OK planning rangeSee planning source context

From the journal

When does a room addition make more sense than reconfiguring an existing floor plan?

How should a homeowner evaluate the value of added square footage?

Read the planning guide

Single-Story Room Addition consultation

START WITH
THE RIGHT BRIEF.

Tell us about the property, priorities, scope conditions, budget posture, and decision timing. Your inquiry is sent directly to the right consultation path.

Speak with Grand Scale
+1 (470) 296-8436

Project intelligence

Frame your single-story room addition.

Start with the essentials. We use this information to direct you to the right specialist and prepare a more relevant conversation.

For this single-story room additionDesired function · Property setback · Exterior continuity · Structural conditions
Prefer to speak now? +1 (470) 296-8436