How much does a 2-car garage epoxy floor cost in Portland, OR?

In Portland, OR, a standard 2-car garage (450 sq ft) epoxy and polyaspartic floor installation averages $3,000 ($5.51 to $9.57 per square foot including mechanical diamond grinding).

Epoxy Floor Installation Cost in Portland, OR (2026 Pricing)

In Portland, OR, professional diamond-ground epoxy and polyaspartic floor installation averages $5.51 to $9.57 per square foot—or $3,000 for a 2-car garage (450 sq ft).

Portland 2-Car Avg $3,000

Portland 3-Car Avg $4,380

Regional Labor Index 1.16x US Baseline

Covers Garages, Basements, Patios, Shops & Commercial · 1,604 Mil/Gal Formula

Step 1: Select Surface Area & Dimensions

440 sq ft · 52 lin ft perimeter

How do you want to enter floor size?

Step 2: Choose Coating System & Finish

Compare system chemistry →

Broadcast Density & Custom Finish:

Available Vinyl Flake Blends:

Step 3: Concrete Condition, Prep & Add-Ons

Surface prep = 40%–50% of contractor labor

Moisture Vapor Barrier Primer (MVB) High-humidity / basement slab (+$1.75/sf)

4"–6" Stem Walls / Garage Curbs 52 lin ft @ $4.50/lf (+$234)

Sanitary 4"–6" Coved Wall Base Seamless commercial basin @ $9.50/lf

Concrete Stairs / Entry Steps (2 Steps) Hand-ground & coated risers (+$170)

Expansion Joint Fill & Striping Semi-rigid polyurea saw-cut joint fill (+$165)

Anti-Slip Traction Aggregate Aluminum oxide / SharkGrip in topcoat (+$0.35/sf)

Step 4: Location & Regional Labor Multiplier

CA/NY/WA labor runs 30%–45% above Midwest/Southeast

Enter 5-Digit ZIP Code (Auto-Matches Region)

Or Select Metro Cost Index (150 Cities)

Turnkey Pro Estimate · Portland, OR

$3,180 $7.23 / sq ft all-in

Local Ballpark Range: $2,690 – $3,670 · Lifespan: 15–20+ Yrs

Garage Spec Verified: Includes ICRI CSP-2/3 diamond grinding and UV-stable aliphatic polyaspartic topcoat to prevent hot-tire pickup and doorway yellowing.

Too expensive? See DIY Material Cost ($645) & Kit List View Kits →

CSI Scope / Line Item	Qty / Spec	Est. Cost
01. Mechanical Slab Prep Planetary diamond grind (CSP-2/3)	440 sq ft	$770
02. Coating System & Labor Decorative Vinyl Flake (Full Broadcast)	440 sq ft	$1,870
03. Moisture Vapor Barrier Standard dry slab (<3 lbs MVER)	Optional	$0
04. Verticals, Joints & Grip 52 lf stem walls + joints + grip	3 items	$540
Total Turnkey Pro Midpoint	440 sq ft	$3,180

Porosity & Bucket Waste Buffer:


                1,604 Rule: (440 sf × 12 mils) ÷ 1,604 × 1.10 = 3.62 gal → Round up to whole kits

DIY Material / Tool Item	Exact Coverage & Kits	Est. Cost
1. Primer Coat (6 mils) 100% solids penetrating primer (~267 sf/gal)	2.2 gal → 1× 2-Gal Kit	$135
2. Base / Build Coat (12 mils) 100% solids pigmented base (12 mils · 133 sf/gal)	3.7 gal → 2× 3-Gal Kits	$390
3. Broadcast Media Full broadcast @ 0.12 lbs/sf (25 lb boxes)	53 lbs → 3× 25-lb Boxes	$204
4. UV Clear Topcoat (9 mils) Aliphatic polyaspartic/urethane (~151 sf/gal)	3.2 gal → 2× 2-Gal Kits	$352
5. Grinder Rental & Rollers Walk-behind diamond grinder + 18" rollers & spikes	1-Day Rental + Kit	$195
Total DIY Material & Grinder Cost	$2.47 / sq ft	$1,085

Want to skip renting a 220 lb concrete grinder? Switch back to Turnkey Pro Install →

Lock in an exact price: See which 2 vetted installers in Portland, OR have open slots this month and get a free on-site slab & moisture check.

Browse Top 15 Verified Installers & Published Rates →

Audit a Written Contractor Proposal Against 2026 Field Rates

National franchises carry 35–45% sales commissions and showroom overhead, frequently quoting $6,500 to $12,000+ ($9.50–$14.00/sq ft) for the exact same diamond-ground flake floor an independent local crew installs for $2,500 to $3,800. Enter your written bid below:

Total Written Bid Amount ($ USD)

Quoted Floor Area (Sq Ft)

Coating System Specified on Bid

Contract Specification Verification (Check What Is Explicitly Written)

Planetary Diamond Grind (CSP-2/3) Uncheck if bid only states "pressure wash / acid etch"

Moisture Vapor (>3 lbs MVER) Covered Check if warranty covers hydrostatic peeling

Includes Grinding Off Old Coating PCD removal of existing paint/epoxy (+$1.85/sf)

Includes Vertical Stem Walls / Cove Base Perimeter curbs & polyurea crack fill included

Bid Audit Verdict · Effective Unit Rate

$9.55 / sq ft Fair Band: $5.00–$8.50/sf

Above Independent Pro Market Rate (+34% Franchise Markup)

2026 Epoxy & Polyaspartic Cost Matrix in Portland, OR

Local labor multiplier for Portland, OR: 1.16x national baseline. High winter rainfall and damp concrete slabs require moisture-mitigating epoxy base coats before flake broadcast.

Portland Project Size	100% Solids Epoxy + Flake ($5.51–$7.83/sq ft)	2-Day Epoxy + Polyaspartic Top ($6.38–$9.57/sq ft)	3D Metallic / Commercial Quartz ($11.02–$17.98/sq ft)
1-Car Garage (240 sq ft)	$1,510 – $2,140	$1,750 – $2,620	$3,020 – $4,920
2-Car Standard Garage (440 sq ft)	$2,420 – $3,450	$2,810 – $4,210	$4,850 – $7,910
Basement Rec Room / Living (600 sq ft)	$3,310 – $4,700	$3,830 – $5,740	$6,610 – $10,790
3-Car Garage (720 sq ft)	$3,970 – $5,640	$4,590 – $6,890	$7,930 – $12,950
Detached Shop / Commercial (1,200 sq ft)	$5,950 – $8,460	$6,890 – $10,340	$11,900 – $19,420

Top 15 Epoxy Flooring Contractors in Portland, OR

Verified Google Maps ratings, review counts, and extracted system specifications:

RANK #1 · PORTLAND, OR

Alternative Surfaces

4.8 / 5.0 Rating (57 Google reviews)

4409 SE 24th Ave, Portland, OR 97202

Polyaspartic / Polyurea

Metro Index: $5.51–$9.57/sq ft

Call +1503-830-0207 Website (www.alternativesurfaces.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #2 · PORTLAND, OR

Diamond Group Epoxy Floors

5.0 / 5.0 Rating (90 Google reviews)

16980 SW Springwater Ln, Beaverton, OR 97006

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-501-7295 Website (www.diamondgroupepoxyfloors.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #3 · PORTLAND, OR

Bach Custom Coatings

5.0 / 5.0 Rating (130 Google reviews)

11707 SE 40th Ave, Milwaukie, OR 97222

Full Flake Broadcast3D Metallic EpoxyMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-860-9094 Website (bachcustomcoatings.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #4 · PORTLAND, OR

JCL Concrete Polishing and Epoxy Coatings

5.0 / 5.0 Rating (21 Google reviews)

16815 SE Mill St, Portland, OR 97233

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1971-207-0987 Website (www.jclpolishing.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #5 · PORTLAND, OR

Better Coatings

4.9 / 5.0 Rating (357 Google reviews)

Portland, OR Service Area

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-262-8464 Website (bettercoatings.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #6 · PORTLAND, OR

Complete Coatings NW

4.7 / 5.0 Rating (49 Google reviews)

13907 NW 56th Ave, Vancouver, WA 98685

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-386-9550 Website (www.completecoatingsnw.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #7 · PORTLAND, OR

Pure Floors Inc

4.6 / 5.0 Rating (21 Google reviews)

7228 SW Durham Rd #800, Portland, OR 97224

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-308-8734 Website (purefloorsinc.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #8 · PORTLAND, OR

GarageExperts of Portland

5.0 / 5.0 Rating (163 Google reviews)

1929 23rd Ave, Forest Grove, OR 97116

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-994-1227 Website (www.garageexperts.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #9 · PORTLAND, OR

Your Concrete Guy

4.6 / 5.0 Rating (33 Google reviews)

1631 NE Broadway, Portland, OR 97232

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-928-5922 Website (yourconcreteguy.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #10 · PORTLAND, OR

Pacific Shield Coatings

5.0 / 5.0 Rating (31 Google reviews)

6705 NE 79th Ct #5, Portland, OR 97218

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1971-275-8331 Website (pacificshieldcoatings.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #11 · PORTLAND, OR

FlowSeal Coatings

5.0 / 5.0 Rating (7 Google reviews)

32823 S Verna St, Woodburn, OR 97071

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1971-444-3181 Website (flowsealcoatings.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #12 · PORTLAND, OR

Concrete Protective Solutions

5.0 / 5.0 Rating (16 Google reviews)

14200 SE McLoughlin Blvd suite d, Milwaukie, OR 97267

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-744-0290 Website (www.concreteprotectivesolutions.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #13 · PORTLAND, OR

Complete Coatings NW

4.9 / 5.0 Rating (58 Google reviews)

Portland, OR Service Area

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1833-356-6741 Website (www.completecoatingsnw.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #14 · PORTLAND, OR

Ground Breaking LLC

5.0 / 5.0 Rating (6 Google reviews)

Portland, OR Service Area

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1971-888-2560 Website (groundbreakingconcrete.com) ↗ Contractor? Update rate / Reserve #1 Spot

RANK #15 · PORTLAND, OR

CAP Concrete Coatings

4.6 / 5.0 Rating (178 Google reviews)

5305 NE 121st Ave suite 910, Vancouver, WA 98682

Full Flake BroadcastMechanical Diamond Grind

Metro Index: $5.51–$9.57/sq ft

Call +1503-919-8088 Website (capconcretecoatings.com) ↗ Contractor? Update rate / Reserve #1 Spot

Additional OR Metro Cost Indexes

Eugene, OR$2,790

Epoxy Floor Installation Cost in Portland, OR (2026 Pricing)

Step 1: Select Surface Area & Dimensions

Step 2: Choose Coating System & Finish

Step 3: Concrete Condition, Prep & Add-Ons

Step 4: Location & Regional Labor Multiplier

Audit a Written Contractor Proposal Against 2026 Field Rates

US Resinous Flooring Systems & Mechanical Prep Gallery

Stage 1: Planetary Diamond Grind (CSP-2/3)

Full Broadcast Vinyl Flake System

3D Pigmented Metallic Flood Coat

100% Solids Commercial / Shop Epoxy

2026 Epoxy & Polyaspartic Cost Matrix in Portland, OR

Top 15 Epoxy Flooring Contractors in Portland, OR

Alternative Surfaces

Diamond Group Epoxy Floors

Bach Custom Coatings

JCL Concrete Polishing and Epoxy Coatings

Better Coatings

Complete Coatings NW

Pure Floors Inc

GarageExperts of Portland

Your Concrete Guy

Pacific Shield Coatings

FlowSeal Coatings

Concrete Protective Solutions

Complete Coatings NW

Ground Breaking LLC

CAP Concrete Coatings

Additional OR Metro Cost Indexes

Epoxy Floor Installation Cost in Portland, OR (2026 Pricing)

Step 1: Select Surface Area & Dimensions

Step 2: Choose Coating System & Finish

Step 3: Concrete Condition, Prep & Add-Ons

Step 4: Location & Regional Labor Multiplier

Audit a Written Contractor Proposal Against 2026 Field Rates

US Resinous Flooring Systems & Mechanical Prep Gallery

Stage 1: Planetary Diamond Grind (CSP-2/3)

Full Broadcast Vinyl Flake System

3D Pigmented Metallic Flood Coat

100% Solids Commercial / Shop Epoxy

2026 Epoxy & Polyaspartic Cost Matrix in Portland, OR

Reserve the #1 Featured Installer Position in Portland, OR — $99/mo

Top 15 Epoxy Flooring Contractors in Portland, OR

Alternative Surfaces

Diamond Group Epoxy Floors

Bach Custom Coatings

JCL Concrete Polishing and Epoxy Coatings

Better Coatings

Complete Coatings NW

Pure Floors Inc

GarageExperts of Portland

Your Concrete Guy

Pacific Shield Coatings

FlowSeal Coatings

Concrete Protective Solutions

Complete Coatings NW

Ground Breaking LLC

CAP Concrete Coatings

Additional OR Metro Cost Indexes

Claim Featured Metro Placement or Update Published Rates