Conversion Charts

Architectural (i.e. 1/4” = 1’) to Decimal (0.25’) (PDF Format)
Metric units (centimeters) to English units (inches & feet) (PDF Format)

Other Surveying Unit Conversions –

• 1 Acre = 43,560 square feet = 0.4 hectares = 160 square rods
• 5280 ft = 1 mile = 1760 yds = 320 rods = 80 chains
• 640 square acres = 1 square mile
• 36 square miles = 1 township
• 1 hectare - 2.47 Acres
• 7.92 inches = 1 link
• 25 links = 1 rod = 16.5 feet
• 4 rods = 1 chain
• 10 sq chains = 160 sq rods = 1 acre
• 1 Gunthers chain = 66 feet
• 144 square inches = 1 square foot
• 9 square feet = 1 square yard
• 30.25 square yards = 1 square rod