Real Estate

Project Cost Estimator

Know the real budget before you break ground
Construction budgets fail when they only account for materials and labor. This estimator builds in the contingency buffer every contractor recommends — because the unexpected always happens. Enter your square footage, local cost rate, and buffer percentage to get a realistic project budget in seconds.

Area × Rate

Contingency %

Total Budget

Estimate your project

Capabilities

What this tool calculates

Most GPA calculators just average numbers. This one plans your future.

Area (sq ft)

The total square footage of your project — the single biggest cost driver. Commercial construction runs $100-300/sq ft; residential $80-200/sq ft depending on finishes.

Cost per sq ft

The blended rate covering materials, labor, and basic finishes. This varies wildly by location — $150/sq ft in the Midwest might be $300+/sq ft in coastal cities.

Contingency buffer

The 10-20% you add on top for the unexpected. Structural surprises, material price spikes, permit delays — the contingency is not optional, it’s insurance.

Strategy

Three ways to lower your break-even point

Once you know your break-even, here’s how to move it. Each lever affects the equation differently.

~2-5%

Permit & regulatory fees

Building permits, zoning reviews, environmental assessments. Often overlooked in initial budgets but required before breaking ground.

~3-8%

Site preparation

Excavation, grading, utility connections, temporary fencing. Raw land isn’t build-ready — site prep can exceed $30K on a standard lot.

~15-25%

Finishes & fixtures

Flooring, cabinetry, lighting, plumbing fixtures. This is where budgets blow up. A kitchen alone can range from $15K to $80K+.

~5-15%

Professional fees

Architect, structural engineer, project manager. These are not included in the per-sq-ft construction rate and must be budgeted separately.

Industry standard

Professional estimators typically recommend a 15-20% contingency on new construction and 20-30% on renovation projects. Renovations always uncover more problems than new builds. Add your contingency before sharing the estimate with contractors.

Budget with confidence

Get a realistic number in under 30 seconds

Enter square footage, local rate, and contingency. Walk away with a budget that accounts for the unexpected.

Start estimating