Gutter Installation Cost Calculator

Gutter installation runs $3 to $25 per linear foot depending on material. Aluminum — the most common choice — is about $4–$6 per linear foot installed, so a typical home needing 120–200 feet totals $600–$1,200. Vinyl is cheapest at $2–$4; galvanized steel is $7–$10; and premium copper or zinc run $15–$25, putting the same home at $2,000–$5,000. Most homeowners pay $700–$2,000 for a full aluminum install on a standard single-family home, before add-ons and height surcharges.

Measure along every eave and rake that will actually get a gutter — not the whole house perimeter. Most homes don't gutter all four sides; the standard is the front, back, and any side with significant roof runoff. Add the runs together for total linear feet. A 1,000–1,500 sq ft single-story home usually needs 100–130 feet; a 2,000–2,500 sq ft two-story home 150–200 feet. Also count corners (each is a mitered joint) and plan a downspout every 30–40 feet.

For most homeowners, seamless aluminum is the sweet spot: $4–$6 per linear foot, 20–30 years of life, rust-proof, and available seamless (no joints along the run, so fewer leak points). Vinyl is cheapest and DIY-friendly but gets brittle and cracks in cold climates. Steel handles heavy snow loads but costs more and can rust if its coating is damaged. Copper and zinc last 50–100 years and look distinctive but cost 3–5× aluminum — worth it on high-end or historic homes.

A seamless gutter is roll-formed on-site from a continuous coil of metal, so it has no joints along its length — only at corners and downspout outlets. That dramatically cuts the leak points compared with the 10-foot sectional gutters sold at hardware stores. Seamless costs a little more and requires a professional's roll-forming machine (you can't DIY it), but it's the standard for professional installation and almost always the better long-term choice for durability and fewer leaks.

The rule of thumb is one downspout every 30–40 feet of gutter run, and every run should end at a downspout — never let a gutter dead-end at a corner with nowhere to drain. Large roof areas that shed more water may need one every 20–25 feet to avoid overflow in heavy rain. Downspouts should carry water at least 4–6 feet from the foundation; splash blocks or an underground drain extension move it further and prevent erosion and basement water intrusion.

Most homes use 5-inch K-style, which handles standard roof pitches and sizes. Step up to 6-inch for steep roofs (which concentrate runoff faster), large roof areas draining to a single run, or heavy-rainfall regions. Downspouts pair accordingly: 2×3 inch with 5-inch gutters, 3×4 inch with 6-inch. Undersized gutters overflow in downpours, which defeats their purpose and can rot fascia and let water reach the foundation — so err toward 6-inch if your roof sheds a lot of water.

Guards reduce — but don't eliminate — cleaning. Quality micro-mesh guards (about $7 per linear foot here) block most debris and are worth it if you have heavy tree cover, have had gutter-related water damage, or want to minimize climbing a ladder. Cheap foam or brush inserts often trap debris and can be worse than no guard. If you have no overhanging trees and clean once a year without trouble, guards may not pay off. Installing them with new gutters is more efficient than retrofitting later.

Yes — the fascia board is what your gutters hang from, so it has to be sound. Old gutters that leaked or overflowed often rot the fascia behind them, and rotted fascia can't hold new gutters securely. A good installer inspects the fascia and flags any soft, peeling, or rotted sections for repair before hanging new gutters (a common add-on). Skipping this leads to sagging gutters and pull-away, so it's worth handling up front rather than re-doing the job.

Sectional gutters on a single-story home are DIY-friendly — materials are $1.50–$3 per linear foot and the tools are basic. But seamless gutters need a pro's roll-forming machine, and two-story-plus work gets genuinely dangerous. Pros also get the details right: proper slope (about 1/4 inch per 10 feet toward downspouts), hanger spacing every 24–36 inches, and correct downspout sizing. Mistakes there cause overflow, sagging, and water damage that costs far more than the labor you'd save.

Usually not for a like-for-like replacement in the same size and style. Adding gutters to a home that never had them, or changing the drainage — such as adding underground extensions to a dry well — may require a permit, since altering how stormwater leaves your property can fall under local stormwater rules. Check with your building department, especially for any underground drainage work. The calculator includes a permit add-on so you can budget for it when needed.