How to use it
- Enter the square‑foot area.
- Enter the desired depth in inches.
- Enter or accept the default bag size (cubic feet).
- Click Calculate to see total volume and bag count.
What it does – The Bagged Soil Calculator turns your garden’s area and depth into the exact cubic‑feet of soil required, then tells you how many standard bags to buy. Why it matters – Buying too little leaves gaps; buying too much wastes money and space. Knowing the precise volume lets you budget and order confidently. How to read the results – Total soil volume is shown in cubic feet; Number of bags is the volume divided by the bag size, rounded up to the next whole bag because you can’t purchase a fraction. Use the default 1 ft³ bag or adjust if you buy larger packs. You can also experiment with different depths to see how much extra soil is needed for raised beds or to level uneven spots. The calculator updates instantly, so you can compare scenarios without manual math.
Pro tips
- Add 5‑10% extra volume for settling and compaction.
- Always round up to the next whole bag; you can’t buy a partial bag.
- Order a few extra bags if you anticipate future projects or errors.
- Double‑check depth conversion (inches ÷ 12) before entering.
Real-life examples
- Planning a new vegetable garden bed 200 sq ft at 4 in depth.
- Refreshing a 500 sq ft patio border with mulch 2 in deep.
- Filling a 150 sq ft flower bed after removing old soil, 3 in deep.
Case study
Maria measured her 300 sq ft lawn and wanted a 3‑inch topsoil layer. The calculator showed 75 cu ft, requiring 75 bags of the 1‑ft³ size. She ordered exactly that amount, avoided a $30 over‑order, and completed the project on budget.