Free roofing calculators that show their math. Estimate roof replacement cost, pitch, squares, shingle bundles and materials from real 2026 prices and BLS labor data.https://roofcostlab.com/en-ushttps://roofcostlab.com/cost/emergency-roof-repair/https://roofcostlab.com/cost/emergency-roof-repair/What it costs to emergency roof repair, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-skylight/https://roofcostlab.com/cost/install-skylight/What it costs to install skylight, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/repair-roof-flashing/https://roofcostlab.com/cost/repair-roof-flashing/What it costs to repair roof flashing, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/repair-chimney-flashing/https://roofcostlab.com/cost/repair-chimney-flashing/What it costs to repair chimney flashing, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-ridge-vents/https://roofcostlab.com/cost/install-ridge-vents/What it costs to install ridge vents, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-roof-flashing/https://roofcostlab.com/cost/install-roof-flashing/What it costs to install roof flashing, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/replace-roof-tiles/https://roofcostlab.com/cost/replace-roof-tiles/What it costs to replace roof tiles, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/repair-storm-damaged-roof/https://roofcostlab.com/cost/repair-storm-damaged-roof/What it costs to repair storm-damaged roof, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-soffit-vents/https://roofcostlab.com/cost/install-soffit-vents/What it costs to install soffit vents, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-slate-roof/https://roofcostlab.com/cost/install-slate-roof/What it costs to install slate roof, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-downspouts/https://roofcostlab.com/cost/install-downspouts/What it costs to install downspouts, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/remove-roof/https://roofcostlab.com/cost/remove-roof/What it costs to remove roof, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/repair-roof-decking/https://roofcostlab.com/cost/repair-roof-decking/What it costs to repair roof decking, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/repair-roof-valley/https://roofcostlab.com/cost/repair-roof-valley/What it costs to repair roof valley, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-cedar-shake-roof/https://roofcostlab.com/cost/install-cedar-shake-roof/What it costs to install cedar shake roof, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-roof-decking/https://roofcostlab.com/cost/install-roof-decking/What it costs to install roof decking, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-roof-vents/https://roofcostlab.com/cost/install-roof-vents/What it costs to install roof vents, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/replace-roof-underlayment/https://roofcostlab.com/cost/replace-roof-underlayment/What it costs to replace roof underlayment, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/cost/install-porch-roof/https://roofcostlab.com/cost/install-porch-roof/What it costs to install porch roof, with a material and labor breakdown and a calculator that re-prices by state.Tue, 08 Sep 2026 00:00:00 GMThttps://roofcostlab.com/guides/roof-types/https://roofcostlab.com/guides/roof-types/Every common roof type explained: gable, hip, flat, gambrel, mansard, shed and more, plus roofing materials compared by cost and lifespan.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/guides/parts-of-a-roof/https://roofcostlab.com/guides/parts-of-a-roof/A complete glossary of roof anatomy: ridge, hip, valley, eave, rake, fascia, soffit, drip edge, flashing, decking and underlayment, with what each one does.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/guides/roofing-services/https://roofcostlab.com/guides/roofing-services/What roofing contractors offer, from inspection and repair to full replacement, with 2026 price ranges and guidance on when each service is right.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/guides/roof-vents/https://roofcostlab.com/guides/roof-vents/Every type of roof vent explained: ridge, box, turbine, powered and gable exhaust, soffit and fascia intake, with 2026 costs and how to balance the two.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/guides/roof-flashing/https://roofcostlab.com/guides/roof-flashing/Every roof flashing type explained: step, counter, apron, headwall, valley, kick-out, drip edge and pipe boots, with materials compared and 2026 repair costs.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/guides/shingle-types/https://roofcostlab.com/guides/shingle-types/Every roof shingle type compared: 3-tab, architectural and luxury asphalt, plus wood, slate, tile, metal and composite, with lifespans and 2026 costs.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-shingle-calculator/https://roofcostlab.com/roof-shingle-calculator/Calculate how many bundles of shingles you need, plus underlayment rolls, starter strip, ridge cap and nails. Includes waste factor and 2026 material pricing.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-ventilation-calculator/https://roofcostlab.com/roof-ventilation-calculator/Calculate required attic ventilation net free area to the 1:150 and 1:300 code ratios, split into intake and exhaust, with vent counts.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-repair-cost-calculator/https://roofcostlab.com/roof-repair-cost-calculator/How much does it cost to fix a roof? Most repairs run $400 to $1,700 in 2026. Leak, flashing, shingle and storm damage prices, with a repair calculator.Sun, 06 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-pitch-calculator/https://roofcostlab.com/roof-pitch-calculator/Free roof pitch calculator. Convert rise and run to pitch, angle in degrees, percent grade and area multiplier. Full pitch chart from 1/12 to 24/12.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-square-footage-calculator/https://roofcostlab.com/roof-square-footage-calculator/Calculate roof square footage from your house length, width and pitch. Converts building footprint to true roof surface area and roofing squares in one step.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-square-calculator/https://roofcostlab.com/roof-square-calculator/Convert roof square footage to roofing squares and shingle bundles. One roofing square is 100 sq ft and takes three bundles of asphalt shingles.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-material-calculator/https://roofcostlab.com/roof-material-calculator/Calculate every material a roof needs with quantities and 2026 prices: shingles, underlayment, drip edge, ridge cap, flashing and fasteners, by material type.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-sheathing-calculator/https://roofcostlab.com/roof-sheathing-calculator/Calculate how many sheets of OSB or plywood roof sheathing you need, with waste, fasteners and 2026 material cost, plus thickness guidance.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/rafter-calculator/https://roofcostlab.com/rafter-calculator/Calculate common rafter length from span and pitch, plus ridge height, overhang and total board length. Includes hip and valley rafter lengths.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-truss-calculator/https://roofcostlab.com/roof-truss-calculator/Calculate how many roof trusses you need by building length and spacing, with 2026 cost estimates by span and truss type.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/hip-roof-calculator/https://roofcostlab.com/hip-roof-calculator/Calculate hip roof area, hip rafter lengths and material quantities from building dimensions and pitch. Compares hip and gable roof cost.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/gambrel-roof-calculator/https://roofcostlab.com/gambrel-roof-calculator/Calculate gambrel (barn style) roof area and materials. Handles the two different pitches of upper and lower slopes and returns squares and bundles.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/roof-snow-load-calculator/https://roofcostlab.com/roof-snow-load-calculator/Calculate design roof snow load from ground snow load and pitch using the ASCE 7 method, with exposure, thermal and importance factors.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/metal-roof-cost-calculator/https://roofcostlab.com/metal-roof-cost-calculator/How much does a metal roof cost? $12 to $18 per square foot installed in 2026. Standing seam, exposed fastener and metal shingle prices, plus a calculator.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/flat-roof-cost-calculator/https://roofcostlab.com/flat-roof-cost-calculator/How much does a flat roof cost? $5 to $9 per square foot installed in 2026. TPO, EPDM and modified bitumen prices, plus a calculator for your roof area.Fri, 04 Sep 2026 00:00:00 GMThttps://roofcostlab.com/gutter-cost-calculator/https://roofcostlab.com/gutter-cost-calculator/How much does gutter installation cost? $6 to $12 per linear foot in 2026, or $1,000 to $2,400 for a typical home. Aluminium, steel and seamless prices.Fri, 04 Sep 2026 00:00:00 GMT