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Green Building Energy Calculator

Calculate the annual energy cost of a building and the savings achieved by green features like insulation upgrades, solar, and high-efficiency systems. Ideal for architects, developers, and building owners evaluating LEED investments.

Building Size (sq ft)

Baseline Energy Use (kWh/sq ft/year)

Energy Cost ($/kWh)

Green Building Level

Additional Systems

Fill in the required fields to see your result.

Climate

Green Building Investment Calculator

Estimate the payback period for green building upgrades such as LEED certification by weighing upgrade costs against energy savings and rent premiums. Useful for developers and building owners evaluating sustainable construction investments.

Building Size (sq ft)

Green Certification Target

Baseline Energy Cost per Sq Ft ($/sq ft)

Green Upgrade Cost per Sq Ft ($/sq ft)

Rent Premium (%)

Base Rent per Sq Ft ($/sq ft)

Fill in the required fields to see your result.

Key differences

	Green Building Energy Calculator	Green Building Investment Calculator
Category	Climate	Climate
Inputs required	5	6
Result	Annual Energy Cost Savings ($)	Payback Period (months)
What it does	Calculate the annual energy cost of a building and the savings achieved by green features like insulation upgrades, solar, and high-efficiency systems. Ideal for architects, developers, and building owners evaluating LEED investments.	Estimate the payback period for green building upgrades such as LEED certification by weighing upgrade costs against energy savings and rent premiums. Useful for developers and building owners evaluating sustainable construction investments.