Free Tools
Home Renovation Cost Calculators
22 calculators, one for each common project. Every estimate is built from published national cost data, names its sources on the page, and adjusts the labor share to your state's construction wages.
These are planning estimates, not quotes. Each calculator lists the sources and dates behind its numbers. How the estimates are built →
Rooms and whole-house remodels
Kitchen remodel
Price a kitchen remodel line by line: cabinets, counters, appliances, flooring. Fixr puts the 2026 average at $27,000 ($15,000–$45,000). Adjust by state.
Open calculator →Bathroom and shower remodel
Line-item bathroom remodel estimate: vanity, tub or shower, tile, toilet, fan, permit. Fixr's 2026 average is $12,000 ($6,000–$18,000). Adjust by state.
Open calculator →Basement finishing
Cost to finish a basement in 2026: $7–$23 per sq ft (This Old House) or $15,000–$30,000 for 900 sq ft (Fixr). Itemized estimate adjusted for your state.
Open calculator →Whole house renovation
Estimate a whole house remodel by size, scope and finish: $15–$150 per sq ft and $52,275 on average (This Old House, Angi data), adjusted for your state.
Open calculator →Garage conversion
Garage conversion cost for 2026: This Old House puts the national range at $9,659–$51,659. Price a 1- or 2-car garage line by line, adjusted for your state.
Open calculator →Home addition
Home addition cost for 2026: Fixr puts a finished addition at $100–$300 per sq ft, typically $30,000–$100,000. Price yours by size, type and state.
Open calculator →Floors, walls and insulation
Flooring installation
Flooring installation cost per sq ft: LVP $3–$16 and tile $8–$14 (Fixr), solid hardwood $6–$27. Price your floor with tear-out, subfloor and state labor.
Open calculator →Tile installation
Tile installation cost by type and surface: porcelain floors run $10–$22 per sq ft installed, backsplash tile $12–$35 (Fixr). Add tear-out and backer board.
Open calculator →Drywall installation
Drywall costs $1.50–$3.50 per sq ft hung and finished, or $48–$80 per 4×8 sheet (Fixr). Price a room, a whole house, a replacement or a patch.
Open calculator →Interior and exterior painting
House painting costs and calculator. Fixr puts interior walls, ceilings and trim at $3–$4 per sq ft of floor and exteriors at $2.84–$5.28 per sq ft of wall.
Open calculator →Insulation
Price insulation by material and R-value. Fixr: $1,750–$5,500 to blow 8–18 in. into a 1,500 sq ft attic, $2,500–$12,000 to spray-foam an attic.
Open calculator →Roof and exterior
Roof replacement
Price a new roof by house size, material, pitch and state. Fixr puts most 2026 roof replacements at $7,500–$14,000; natural slate runs $15–$30 per sq ft.
Open calculator →Gutter replacement
Estimate new gutters by length, material, downspouts, guards and state. Fixr puts 200 feet of gutters at $2,320–$4,222; seamless aluminum is $14–$20 a foot.
Open calculator →Fascia and soffit replacement
Price fascia and soffit by the foot: wood, PVC or aluminum wrap, rot repair and your state. This Old House puts fascia at $7–$40 per linear foot installed.
Open calculator →Siding replacement
Estimate new siding from your wall area and material. Fixr puts the 2026 average at $14,500 ($8,500–$20,000); vinyl runs $3–$12 per sq ft installed.
Open calculator →Window replacement
Price replacement windows by type, frame, glass and insert vs full-frame. Fixr's 2026 average is about $800 per window, with most paying $450–$1,200.
Open calculator →Egress window cost and size check
Check a basement egress window against IRC R310 (5.7 sq ft, 24 in high, 20 in wide, 44 in sill) and price it. Typical cost: $2,621–$5,662 per window.
Open calculator →Deck building
Deck building cost calculator: Fixr puts most new decks at $9,000–$20,000, or $15–$55 per sq ft installed. Price yours by material, height and railing.
Open calculator →Heating, wiring and plumbing
HVAC replacement
HVAC replacement and installation costs by home size and system. A 3.5-ton central AC runs $5,450–$9,700 installed (Fixr); add a furnace, ducts and permit.
Open calculator →Electrical rewiring
Estimate a house rewire by size, scope and wall access. Rewiring through finished walls runs $6–$10 per sq ft (This Old House, 2026); add panel and permit.
Open calculator →Whole-house repiping
Estimate a whole-house repipe by bathrooms, stories, pipe and foundation. A two-bath PEX repipe runs $4,000–$7,500 (Plumbing Price Guide, March 2026).
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