Interior Finishes
Material quantities and cost for interior finishes: interior painting cost with the paint gallons you need, drywall sheets (4×8 = 32 sq ft) and cost, flooring cost by material with a waste factor, tile installation cost, and trim/baseboard linear feet & cost.
Planning estimate: this is a planning estimate from the numbers you enter and standard reference quantities — not a bid or a contract. Get itemized written quotes from licensed contractors and confirm measurements before you commit.
Interior Painting Cost & PaintEstimate interior painting cost and how much paint you need: enter room size, coats and your paint price to get wall area, gallons and the total.Drywall Sheets & CostWork out how many 4x8 drywall sheets and the cost for a room: enter wall and ceiling area, your price per sheet, mud and tape, and any labor.Flooring Cost by MaterialEstimate flooring cost by material and how much to order: enter the area, pick a waste factor, and add your material and install price per sq ft.Tile Installation CostEstimate tile installation cost and how much to order: enter the area, choose a waste factor, and add your tile price and labor per square foot.Trim & Baseboard CostEstimate trim and baseboard cost: enter the room perimeter in linear feet, choose a waste factor, and add your price per linear foot and any labor.
Every Interior Finishes tool is calculated server-side — visible immediately — with its formula, a worked example and a reference table, and works on the prices you enter. Background reading is in the guides.