Acreage Calculator

Calculate acreage for rectangles, triangles, circles, or from total square feet.

Select Shape

How It Works

Rectangle: Length × Width
Triangle: (Base × Height) ÷ 2
Circle: π × Radius²

1 Acre = 43,560 sq ft

About Acreage Calculation

Acreage measurement is fundamental in agriculture, land management, and real estate. Accurate acreage determines seeding rates, fertilizer requirements, irrigation planning, and land valuation. Even small calculation errors can impact production costs and financial planning.

This calculator supports multiple geometric shapes to reflect real-world conditions. Whether you are measuring a rectangular parcel, triangular boundary, circular pivot field, or converting from known square footage, this tool provides instant conversion to acres and hectares.

Understanding acreage calculations improves decision-making for farm budgeting, land rent negotiations, crop insurance reporting, and yield analysis. Accurate area measurement forms the foundation of efficient and profitable land management.