L&I-Verified ยท Washington

Licensed Landscaping Contractors in Washington

525 verified contractors ยท 202 licensed 10+ years ยท Average 9 years in business ยท Updated August 2026

Every business listed across these pages holds a current, ACTIVE Washington L&I contractor registration with a Landscaping specialty. We surface registration status, business structure, and years in business โ€” all independently verifiable on lni.wa.gov โ€” so you can hire with confidence. Browse by county below.

Landscapers by County

King County 146 licensed landscapers Snohomish County 71 licensed landscapers Pierce County 39 licensed landscapers Clark County 28 licensed landscapers Thurston County 27 licensed landscapers Whatcom County 26 licensed landscapers Kitsap County 22 licensed landscapers Skagit County 20 licensed landscapers Spokane County 18 licensed landscapers Benton County 15 licensed landscapers Yakima County 14 licensed landscapers Island County 12 licensed landscapers Clallam County 9 licensed landscapers Chelan County 9 licensed landscapers Mason County 7 licensed landscapers Franklin County 6 licensed landscapers Cowlitz County 6 licensed landscapers San Juan County 5 licensed landscapers Grant County 5 licensed landscapers Walla Walla County 4 licensed landscapers

Washington Landscaper Statistics

1,098 landscaping businesses across 36 counties and 213 cities.

As of August 2, 2026

1,098
businesses
10 yrs
avg licensed
65
cities with 5+

Landscaping Businesses by County

King
256
Snohomish
151
Pierce
95
Thurston
51
Clark
48
Whatcom
43
Kitsap
43
Skagit
41
Spokane
37
Benton
31
Yakima
21
Mason
21
Clallam
18
Island
17
Chelan
16

Cities With the Most Landscaping Businesses

Seattle
78
Tacoma
41
Vancouver
40
Olympia
35
Bellingham
30
Everett
28
Renton
26
Spokane
24
Mount Vernon
22
Snohomish
21
Marysville
20
Federal Way
18
Kent
17
Kennewick
17
Bothell
17

License Tenure Distribution

How long Washington landscapers have held their license โ€” a real, verifiable signal of staying power.

Under 5 years
291
5โ€“9 years
307
10โ€“19 years
290
20+ years
137

Business Structure

LLC
504
Corporation
144
Partnership
21
Sole owner
433

About this data

Washington landscaper data is compiled from public L&I records, refreshed monthly. Verifiable signals for this state: licence tenure. Washington's workers'-comp is a monopolistic state fund with no public employer roster, so tenure (years licensed) is the trust signal here rather than WC coverage.