Board and Batten Calculator
Number of battens, even spacing, boards to buy and backing panels for a board and batten wall.
All calculators
Every calculator on CalcDistrict in one place. Type to filter by name or topic, or narrow the list by category.
30 calculators
Construction Calculators 15
Concrete Block Calculator
Number of concrete masonry units (CMU) for a wall, by courses, with openings and waste.
Concrete Footing Calculator
Concrete volume and bag count for pad footings, round piers and continuous strip footings.
Concrete Slab Cost Calculator
Estimate the concrete volume and total cost of a slab, including waste, delivery and labor.
Cubic Yard Calculator
Convert length, width and depth in any units to cubic yards, cubic feet and cubic meters.
Deck Calculator
Decking boards, linear footage and screws for a rectangular deck surface.
Gravel Calculator
Convert the area and depth of a driveway, path or base into cubic yards and tons of gravel.
Pea Gravel Calculator
How many bags, cubic yards or tons of pea gravel you need for a path, patio or bed.
Rafter Calculator
Rafter length, rise, roof angle and cut angles from span or run and pitch, with overhang.
Rebar Calculator
Bars, linear footage and weight of rebar for a slab grid at a given spacing.
River Rock Calculator
Tons, cubic yards and bags of river rock for landscaping beds, with depth based on rock size.
Square Feet Calculator
Total the square footage of rectangles, triangles and circles, with cut-outs and metric conversion.
Stone Calculator
Tons of crushed stone, base, screenings or decomposed granite, with material-specific compaction.
Stud Calculator
How many wall studs and plates you need for a framed wall, including openings and corners.
Tile Calculator
Work out how many tiles and boxes you need for a floor or wall, including grout joints and waste.
Finance Calculators 5
Gas Cost Calculator
Fuel needed and cost for a trip from distance, fuel economy and price, in miles or kilometers.
How Long Will My Money Last Calculator
Find how many years your savings will last given spending, other income, growth and inflation.
Monthly Car Payment Calculator
Car loan payment with down payment, trade-in, sales tax, fees and a full amortization schedule.
Monthly Loan Payment Calculator
Monthly payment, total interest and amortization schedule for any fixed-rate loan, with extra payments.
Retirement Withdrawal Calculator
Project a retirement portfolio under regular withdrawals and compare withdrawal amounts and rates.
Math Calculators 4
Binomial Distribution Calculator
Exact and cumulative binomial probabilities, mean, variance and a distribution chart.
Mixed Fraction Calculator
Add, subtract, multiply and divide mixed numbers exactly, with simplified answers and steps.
Right Triangle Calculator
Solve a right triangle from any two values: missing sides, angles, area and perimeter.
System of Equations Calculator
Solve two linear equations in two unknowns exactly, with steps, and detect no or infinite solutions.
Time & Date Calculators 3
Elapsed Time Calculator
Exact time between two dates and times in years, months, days, hours, minutes and seconds.
Hours Worked Calculator
Add up work shifts with breaks and overnight hours, in hours:minutes and decimal hours.
Time to Decimal Calculator
Convert hours and minutes to decimal hours for timesheets, and decimal hours back to time.
Health & Fitness Calculators 3
Maintenance Calories Calculator
Estimate BMR and daily maintenance calories (TDEE) with Mifflin-St Jeor, Harris-Benedict or Katch-McArdle.
Race Pace Calculator
Running pace per mile and per km, speed, finish time and race-time predictions for 5K to marathon.
Walking Calorie Calculator
Estimate calories burned walking from weight, speed, duration and incline using the ACSM equation.
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