Subfloor Calculator & Material Planner
Sheet counts, joist adhesive and fastener allowances.
Project estimate
Subfloor Planner
$731–$841
Material estimate + optional reserve · USD
- Floor area
- 480 ft²
- Working time allowance
- 1.33 days
21.2 person-hours / 2 people / 8 h per day. Provisional activity rates; adjust in advanced options.
Excludes labor, tax, delivery, equipment rental, permits and site work. Sample prices are not live retailer quotes. Upper budget includes 15% contingency.
Cost breakdown
- Panels
- $595
- Adhesive
- $91
- Hardware
- $45
Shopping list
0 / 3 checkedWhole packages rounded up. Edit a unit price to use your supplier's quote.
Panels
Subfloor panels (4 × 8 ft)
17 sheets
$595$35 per sheets
Adhesive
Subfloor adhesive
13 tubes
$91$7 per tubes
Hardware
Subfloor screws (1000 count)
1 boxes
$45$45 per boxes
Save this project
Saved on this browser only. No account required.
Assumptions & project notes
- Material allowance: 10%. Package sizes and coverage rates are editable in the inputs.
- Rows use 8 ft sheets along length. Panel grade, thickness, span rating, support and fastening schedule must match the floor design.
- Check final dimensions, product specifications and any required local approvals before ordering.
Tools & preparation
- Tape measure, straightedge and level
- Marking and layout tools
- Suitable cutting and fastening tools
- Product-specific preparation and finishing tools
A preparation list; confirm installation tools with your selected products.
How to use the subfloor planner
Start with length, width. The result includes floor area. Open advanced options to match your product sizes, material allowance and labor expectations.
1. Measure and specify
Measure each room or surface and identify openings, edges, fixtures and transitions.
2. Adjust the estimate
Check package coverage, material orientation, pattern alignment and substrate requirements.
3. Prepare your order
Review full-piece cuts and matching accessories; order from consistent product batches where needed.
4. Plan the work
Prepare the surface and follow the product installation and finishing sequence, including drying or curing periods.
Frequently asked questions
What does the subfloor planner estimate?+
Sheet counts, joist adhesive and fastener allowances. The shopping list includes subfloor panels (4 × 8 ft), subfloor adhesive, subfloor screws (1000 count).
Which assumptions should I check?+
Rows use 8 ft sheets along length. Panel grade, thickness, span rating, support and fastening schedule must match the floor design.
Are the prices current supplier quotes?+
No. Initial unit prices are illustrative USD budgeting inputs. Enter a price beside each material to use your own quote. The total includes materials only; labor, shipping, taxes, permits and rental are excluded.
Can I save or share my project?+
Save stores the inputs and prices on this browser. Share link includes the configuration in the address so another device can reopen it. Download CSV exports the shopping list, and Print / PDF opens your browser’s print dialog.