Gutter Estimating Services for Residential & Commercial Projects
A gutter bid looks like a simple linear-foot number until you count what goes into it: outlets, miters, end caps, hangers every couple of feet, elbows at every downspout, and the downspouts themselves running to grade or into the storm system. Miss the accessories and a small job loses its margin fast.
Our gutter estimating services measure gutters and downspouts from roof plans and elevations, count every accessory, and price the job for your area.
Gutter Types and Materials
Profiles
- K-style (ogee) gutters, 5" and 6" and larger
- Half-round gutters
- Box gutters and custom profiles
- Seamless gutters formed on site, or sectional gutters
Materials
- Aluminum
- Galvanized and Galvalume steel
- Copper
- Vinyl
- Zinc and specialty metals
Sizing Comes From the Roof
Gutter and downspout size depends on how much water the roof sheds. That depends on the roof area draining to each gutter run, the roof pitch, and the rainfall intensity for the location. Larger or steeper roof planes may need bigger gutters or more downspouts.
When the drawings specify sizes, we price them. When they don't, we note the size assumed and the downspout spacing, so you can confirm against local practice or code requirements. Roofing estimating →
Accessories Counted Piece by Piece
- Inside and outside miters
- End caps (left and right)
- Downspout outlets
- Hangers or brackets at specified spacing
- Downspouts by length, from gutter to grade
- Elbows (A and B style) at offsets and outlets
- Splash blocks, extensions, or connections to underground drains
- Gutter guards or screens, if specified
- Sealant, fasteners, and straps
Commercial Gutters, Scuppers & Conductor Heads
Commercial buildings often use:
- Large-capacity or custom-formed gutters
- Built-in or box gutters integrated with the roof edge
- Through-wall scuppers and overflow scuppers
- Conductor heads (collector boxes) with downspouts
- Heavy-gauge downspouts with impact-resistant boots at grade
These are often fabricated by the sheet metal contractor, priced by the foot with fabrication labor, and coordinated with the roofing scope. Thermal and moisture protection →
Replacement and Storm Claims
Gutter replacement estimates include removal and disposal of existing gutters, fascia repair allowances, and protection. For hail and wind claims written in Xactimate, see our Xactimate estimating service. Xactimate estimating →
Who Uses Gutter Estimating
- Gutter installation companies
- Roofing contractors including gutters in their bid
- Sheet metal contractors on commercial projects
- Restoration contractors on storm claims
- Home builders pricing exterior packages
What to Send
- Roof plan and exterior elevations
- Gutter and downspout specifications or details
- For replacements: photos and measurements
- Preferred profile, size, and material
Send Your Files
Upload the drawings through our quote form, share a Google Drive or plan-room link, or email them. Large sets travel best as a shared folder.
Upload Your Plans →Or email info@primeestimation.com.
What You Receive
- Gutter linear footage by run and size
- Downspout lengths and counts
- Accessory counts
- Material and labor pricing
- Marked-up plans
Frequently Asked Questions
How do you estimate gutters?
We measure gutter runs along eaves, count downspouts and their lengths from the elevations, and count every accessory: miters, end caps, outlets, hangers, and elbows.
Do you size the gutters?
We price the size specified. If none is specified, we note our assumed size and downspout spacing for you to confirm.
Do you include gutter guards?
If they're specified or you want them priced, yes.
Can you estimate commercial box gutters?
Yes, including scuppers and conductor heads.
Price Every Foot and Every Fitting
Send your roof plan and elevations. We'll quote the takeoff and delivery date.