COST GUIDE · 2026
Gutter Installation Cost in Boise & the Treasure Valley
New gutter installation in the Treasure Valley typically runs $10–$22 per linear foot, with most single-story Boise homes landing between $1,400 and $4,000 for a complete seamless aluminum system including downspouts.
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- 5″ & 6″ K-Style
- Half-Round
- Aluminum
- Color-Matched
- Hidden Hangers
THE HONEST RANGE
What gutter installation actually costs here
Gutter installation is priced by the linear foot, and the honest range for the Treasure Valley is $10 to $22 per foot for seamless aluminum — the material on the large majority of Boise-area homes. Where a specific home lands inside that band comes down to the roofline length, how many stories the ladder work spans, the gutter profile you choose, and how many downspouts and drops the roof actually needs to move water. A tidy 1,600-square-foot ranch in Meridian with a simple hip roof sits near the bottom; a two-story with steep valleys and a cut-up roofline in the Boise Foothills sits near the top.
Because seamless gutters are roll-formed on site from a single coil, you are not buying gutter by the box — you are buying a measured, fabricated, and hung system. That is why a credible estimate is always a linear-foot rate applied to your actual roofline, plus per-drop downspout pricing, not a flat 'gutter package' number. This guide breaks the price into the parts a real quote is built from so you can read your own estimate line by line.
The figures below reflect installed pricing in Ada and Canyon counties — labor, material, and fabrication together — and are expressed as ranges because material gauge, profile, and access genuinely move the number. Use the calculator at the bottom to get a range tuned to your home's footage and profile, then request an on-site measurement for a fixed number.
PRICING TIERS
Gutter Installation Cost by project size
Small / single-story
$1,400 – $3,100
≈100–140 linear feet of 5-inch seamless aluminum with 3–4 downspouts. Cottages, smaller ranches, and simple rooflines with easy ground-level ladder access.
Typical Treasure Valley home
$2,600 – $5,200
≈160–220 linear feet with 5–6 downspouts. The bracket most Boise, Meridian, Nampa, and Kuna homes fall into for a full seamless 5-inch or 6-inch aluminum replacement.
Large / two-story / complex roof
$4,800 – $9,500+
≈260–360+ linear feet, 6-inch profile, extra downspouts, and second-story or steep-pitch access. Larger homes, cut-up rooflines, and Foothills properties with long eave runs.
COST BY COMPONENT
What each line item runs
| Component | Range | Notes |
|---|---|---|
| Seamless gutter (5-inch aluminum) | $10 – $16 / ft | The workhorse profile for Treasure Valley homes. Roll-formed on site so there are no seams to leak along the run. |
| Seamless gutter (6-inch aluminum) | $12 – $19 / ft | Larger trough and outlet moves more water — worth it under big roof planes, steep pitches, and Foothills homes shedding fast snowmelt. |
| Downspouts | $40 – $90 each | Priced per drop. Roof area and eave length dictate how many you need; too few is the most common cause of overflow. |
| Heavier-gauge / half-round upgrade | +20% – 50% / ft | Thicker aluminum or a half-round profile raises the per-foot rate. Copper and specialty metals price separately. |
| Tear-off & haul-away of old gutters | $1 – $3 / ft | Removing and disposing of the existing system when this is a replacement rather than new construction. |
| Fascia / minor wood repair | $8 – $25 / ft | Only where rotted fascia is found behind the old gutters — quoted after inspection, never assumed. |
COST RANGE
How much does gutter installation cost in the Treasure Valley?
Gutter Installation in the Treasure Valley typically runs $10–$22 per linear foot — about $14 on average before downspouts. The biggest variables are total footage, story count and access, gutter profile, and existing condition.
PER LINEAR FOOT
Typical $14 per linear foot
Downspouts are an add-on at $40–$90 each (typical $65), sized to the roof area they drain.
Estimated total by home size
| Home size | Est. linear ft | Estimated total |
|---|---|---|
| Small / Cottage (single-story) | 100–140 ft | $1,075–$3,275 (typ. $1,800) |
| Mid-size (single-story) | 140–185 ft | $1,500–$4,350 (typ. $2,475) |
| Large (single-story) | 185–230 ft | $2,000–$5,425 (typ. $3,175) |
| Smaller two-story | 150–200 ft | $1,650–$4,775 (typ. $2,700) |
| Mid-size two-story | 200–260 ft | $2,150–$6,100 (typ. $3,475) |
| Large / Custom (two-story+) | 260–360 ft | $2,825–$8,475 (typ. $4,725) |
These are Treasure Valley ranges only — the on-site visit gives the real number. Actual cost depends on roof access, story count, existing condition, and the system selected.
TREASURE VALLEY FACTORS
What moves the price in Boise
The same service can price differently across two Treasure Valley homes. These are the local drivers that decide where a specific home lands in the range.
Roofline length, not house size
You pay for eave feet, not square footage. Two homes of the same size can differ by hundreds of dollars if one has a simple gable and the other a cut-up hip-and-valley roof with more linear footage to hang.
One story vs. two
Second-story runs mean taller ladders, more staging, and slower, safer work — that access premium is real and shows up in the labor portion of the rate.
5-inch vs. 6-inch and downspout count
Big roof planes and the Foothills' fast spring snowmelt often justify 6-inch troughs and an extra downspout or two. Sizing the system to the water it must carry is cheaper than re-doing an undersized one.
Freeze-thaw and winter loads
Boise's freeze-thaw cycles and eave ice punish undersized or poorly pitched gutters. Correct pitch, secure hidden hangers, and adequate outlets cost a little more up front and prevent ice-season failures.
Profile and material choice
Standard 5-inch K-style aluminum is the value baseline; 6-inch, heavier gauge, half-round, and copper each step the per-foot rate up. The calculator lets you compare 5K, 6K, and half-round side by side.
IS IT WORTH IT?
The return on the spend
Gutters are cheap insurance against expensive problems. A complete seamless system is a four-figure project; the foundation, siding, fascia, and landscape-grading damage that uncontrolled roof water causes is routinely five figures. In a freeze-thaw climate like the Treasure Valley, water that sheets off the roof and pools at the foundation is exactly what you do not want going into winter.
Seamless aluminum installed correctly is a 20-plus-year system, so the annualized cost is small relative to the protection. When you are already paying for the labor to hang new gutters, adding correctly-sized downspouts and proper drainage extensions is the highest-value dollar in the whole project — it is what actually carries water away from the house rather than just off the roof.
COMMON ADD-ONS
- Downspout extensions / underground drainage tie-in$40 – $90+ per drop
- Gutter guards installed with new gutters$8 – $20 / ft
- Splash blocks / discharge management$15 – $60 each
Get a real gutter installation number for your home.
The ranges above are honest, but every roofline is different. Free on-site estimate — call (208) 247-2660 or request a quote online.
Frequently asked questions
How much does gutter installation cost per foot in Boise?
What does a full gutter replacement cost for an average Treasure Valley home?
Why is gutter installation priced by the linear foot?
Is 6-inch gutter worth the extra cost in the Treasure Valley?
Does the estimate include removing my old gutters?
HOW WE PRICED THIS
- Boise Gutter Guards on-site pricing (calculator-data). Per-foot and per-drop ranges reflect our own Treasure Valley installed pricing, shown live in the cost calculator.
- Angi / HomeAdvisor national gutter cost data. Independent aggregators publish comparable national per-foot gutter ranges; local Treasure Valley figures fall within them.
- NKBA / remodeling cost references. Industry remodeling cost references support the relationship between roofline complexity, material gauge, and installed price used here.
Free gutter installation estimate in Boise & the Treasure Valley.
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