Basic
$15 – $32 per sq ft
Irregular flagstone about 1.5-2 in. thick, dry-laid on compacted gravel and sand, stone-dust joints, plastic edging

Install a flagstone walkway on a compacted base, dry-laid or mortar-set, including edging and joint fill.
Install Flagstone Walkway in Portland, Maine typically costs $18 to $37 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Portland are 1.0% lower than the national average for install flagstone walkway.
National average: $18 – $38 per sq ft
$15 – $32 per sq ft
Irregular flagstone about 1.5-2 in. thick, dry-laid on compacted gravel and sand, stone-dust joints, plastic edging
$18 – $37 per sq ft
Irregular flagstone about 1.5-2 in. thick, fitted with tighter joints on compacted gravel, polymeric sand joints, steel edging
$22 – $47 per sq ft
Select irregular flagstone about 1.5-2 in. thick, chisel-fitted with tight joints on compacted gravel, polymeric sand joints, stone edging
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $7.86 – $17 | sq ft |
| Labor | labor | $6.30 – $13 | sq ft |
| Supplies & Other | supplies | $2.10 – $4.42 | sq ft |
| Equipment & Disposal | equipment | $1.40 – $2.95 | sq ft |
Flagstone stepping stones set in gray gravel beside a house wall leading to a lake dock
Photo: LakeMartinVoice · CC BY 2.0 · Source
Find a pro to do thisIrregular flagstone path with a curb edge running along a rail fence
Photo: Jorge Andrade · CC BY 2.0 · Source
Find a pro to do thisWide irregular flagstone path set in grass running across a lawn
Photo: Håkan Svensson · CC BY-SA 3.0 · Source
Find a pro to do thisBuildX Pro researches and reviews the national price range for Install Flagstone Walkway, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Nov 2026.
Connect with local install flagstone walkway contractors in Portland for personalized quotes based on your specific project.