Snohomish County · Washington

Tree service in Mill Creek, Washington

Mill Creek’s code sets a permit trigger at 6 in trunk diameter measured 4.5 ft up, with dead and diseased trees exempt. Snohomish County’s 139 NOAA storm reports since 2016 pile up from December to February, so a removal booked for the dry months is a planned job, not a scramble.

Rules and data verified 2026-10-02 · Sources at the end

City permitRequired ≥ 6 in

Trees over 6 in diameter at 4.5 ft (MCMC 15.10.020(B)); any tree in critical-area, roadway or property buffers

Snohomish County storm reports139

Since 2016; peak Feb · Dec. Rank 15 of 39 in Washington.

Labor index$33.85/hr

Seattle-Tacoma-Bellevue, WA, BLS May 2025 mean wage. Not a price.

Population 202520,902

Census Vintage 2025 estimate.

Hardiness zone8b

USDA 2023 zone by ZIP code.

Tree removal permits in Mill Creek

Mill Creek requires a land clearing and tree cutting permit before you remove any tree over 6 in in diameter measured 4.5 ft up the trunk (MCMC 15.10.020(B)), and before any cutting in a critical-area, roadway or property buffer. The same permit covers clearing more than 500 sq ft or working on slopes of 25 percent or steeper. Dead or diseased trees are exempt under 15.10.030(E) and (G), but keep an arborist’s note or dated photos that show the condition. The fee is set by council resolution and was not published at the time this page was checked.

Two details catch homeowners. The code bars cutting within 100 ft of a year-round watercourse and on 25 percent slopes (15.10.040), so a creek-side lot needs a conversation with Community Development & Planning before anyone starts a saw; the Permit Center answers at 425-551-7254. Small lots get an allowance of up to three nonsignificant trees on parcels to half an acre and six on larger ones, and the fine for cutting without approval is $1,000. Street trees have no chapter of their own in the code, but work in the right-of-way needs a right-of-way work permit under MCMC 12.04, and replacements come from the Approved Street Tree List.

Permit, Mill Creek

Permit required for trees 6 in DBH and up

Threshold: Trees over 6 in diameter at 4.5 ft (MCMC 15.10.020(B)); any tree in critical-area, roadway or property buffers

Allowances and tiers: Land clearing/tree cutting permit to remove any tree over 6 in, clear over 500 sq ft or work on 25%+ slopes; dead/diseased trees exempt (15.10.030(E),(G))

Fee: Set by council resolution

Street trees: No street-tree chapter in MCMC Title 12; new street trees from the Approved Street Tree List; ROW work needs a right-of-way work permit (MCMC 12.04)

Issued by: Community Development & Planning (Director); Permit Center 425-551-7254, permitcounter@millcreekwa.gov

MCMC 15.10.015(F), 15.10.020(B), 15.10.030, 15.10.040, 15.10.060, 15.10.075, 15.10.090 · Official page · Checked 2026-10-02

Every city compared: tree removal permits in Washington.

Source: Community Development & Planning (Director); Permit Center 425-551-7254, permitcounter@millcreekwa.gov, MCMC 15.10.015(F), 15.10.020(B), 15.10.030, 15.10.040, 15.10.060, 15.10.075, 15.10.090. Checked 2026-10-02.

Storm records for Snohomish County (covers Mill Creek)

The county’s largest recent episode was a snow event, not a windstorm: on 2025-02-03 NOAA filed six winter weather reports across the Snohomish County lowlands in a single day. That fits the longer record. NOAA logged 139 storm reports for the county between 2016 and 2026, rank 15 of 39 Washington counties, and heavy snow accounts for 68 of them against 26 for high wind.

Timing is lopsided. Eighty-two percent of those reports fall between November and February, with February, December and January the three peak months, so a Mill Creek removal scheduled for late spring or early fall usually runs on ordinary lead times. FEMA’s National Risk Index rates the county’s ice storm risk Very High and winter weather Relatively High while wind sits at Very Low, which is why limb failures here tend to come from load rather than gusts.

Reports by month, 2016 to 2026

JFMAMJJASOND
Event typeReports
Heavy Snow68
High Wind26
Winter Weather18
Ice Storm11
Winter Storm8
Strong Wind7
Wildfire1
Largest recent episode: 2025-02-03: 6 reports (Winter Weather 6).

The 2025-02-03 episode began with cold air spilling south out of the interior of British Columbia. Moisture pushing inland off the Pacific ran into that cold pool, and the result was accumulating snow at low elevations across western Washington, including the Everett and east Puget Sound lowland zones. NOAA recorded no property damage figure for it, but six reports in one day is the county’s largest cluster in the recent record, and wet lowland snow is exactly the load that snaps overextended limbs on Douglas fir and bigleaf maple.

NWS forecast zones covering the county: Cascades of Snohomish and Northern King Counties; Downtown Everett / Marysville Area; Foothills and Valleys of Snohomish and Northern King Counties; Foothills and Valleys of the North Cascades; Lowlands of Western Skagit and Northwestern Snohomish Counties; Shoreline / Lynnwood / South Everett Area.

Source: NOAA NCEI Storm Events Database, 2016 to June 2026 · NWS zone-county correlation files (2019 to 2026 versions). Checked 2026-10-02. NOAA Storm Events 2016-2026; zone-based events assigned to every county the NWS zone covers using the zone-county correlation file in force on the event date (2019-04-02 file used for 2016-2018).

Power lines and utilities in Mill Creek

Snohomish County PUD maintains the primary distribution lines in Mill Creek and states that it does not maintain vegetation around service lines or stand-alone communication lines. The drop from the pole to your house is therefore yours to manage, and any work within 10 ft of a primary conductor must be done by a qualified electrical worker, not a general tree crew. Report an outage or a tree on a line at 425-783-1001 before you call anyone else.

Snohomish PUD serves all of Snohomish County

Power line involved? Only a qualified line-clearance crew may work within 10 ft of an energized line. Call 911 or the utility outage line first; see tree removal near power lines.

Source: utility vegetation-management pages linked above; WAC 296-24-960 (WA L&I). Checked 2026-10-02.

Growing conditions in Mill Creek

Mill Creek sits in USDA hardiness zone 8b on the 2023 map, mild enough for nearly every native and ornamental tree that fills Puget Sound yards. The constraint on replanting is not cold but load: with the county’s ice storm risk rated Very High, favor species and forms that shed wet snow rather than hold it, and keep new plantings outside the PUD clearance distances described above.

USDA hardiness zone 8b (2023 map, by ZIP code).

Source: USDA Plant Hardiness Zone Map 2023 (OSU PRISM ZIP data). Checked 2026-10-02.

Labor index for Mill Creek

BLS puts the mean wage for tree trimmers and pruners in the Seattle-Tacoma-Bellevue area at $33.85 an hour (median $32.75), with about 310 people in the occupation across the metro. That is what a crew member is paid, not what you are charged; the modeled range on this site builds a crew-hour cost on top of it. Mill Creek’s 6 in permit rule adds paperwork to a removal, so ask whether the company files the permit or expects you to.

Seattle-Tacoma-Bellevue, WA: $33.85 per hour mean wage for tree trimmers and pruners (BLS, May 2025). This is a labor index, not a price; the modeled crew-hour cost used on this site is $210 (method).

443 landscaping-services establishments were counted in Snohomish County in 2023 (Census County Business Patterns, NAICS 561730).

Source: BLS Occupational Employment and Wage Statistics, May 2025, SOC 37-3013 · U.S. Census Bureau, County Business Patterns 2023, NAICS 561730. Checked 2026-10-02.

ZIP codes and nearby cities

Mill Creek covers ZIP code 98012 and had an estimated 20,902 residents in 2025, almost unchanged from 20,926 in 2020. Lynnwood is 5 miles away, Mukilteo and Bothell 6, Mountlake Terrace and Everett 7, and Edmonds 8, so most companies that work Mill Creek also cover those cities. Anything outside the city limits falls under Snohomish County rules rather than the Mill Creek code.

ZIP codes with the most land inside Mill Creek: 98012

County page: Snohomish County.

Source: U.S. Census Bureau, 2020 ZCTA to place and county relationship files. Checked 2026-10-02.

Tree services in Mill Creek

The pages below cover what each job involves in Mill Creek: removal under the 6 in permit rule, trimming around Snohomish County PUD lines, grinding the stump after a winter failure, and what to do in the first hour after a snow-loaded limb comes down. Each one draws on the same county storm record and the Seattle-area labor index shown on this page.

What to do next

Start by deciding whether the tree is a hazard or a nuisance: a dead or diseased tree can come out without a Mill Creek permit, while anything else over 6 in needs one from Community Development & Planning. Then check the distance to any creek and the slope of the lot, since 15.10.040 blocks cutting in both places.

Before you hire, run the company through the Washington license lookup. If the debris will be burned rather than chipped, the Puget Sound Clean Air Agency sets the rules for Mill Creek; the burning guide explains them. A tree that has already failed in a storm is covered in the insurance guide and on the emergency page.

Sources

  1. Mill Creek tree code (MCMC 15.10.015(F), 15.10.020(B), 15.10.030, 15.10.040, 15.10.060, 15.10.075, 15.10.090), checked 2026-10-02.
  2. NOAA NCEI Storm Events Database, 2016 to June 2026, checked 2026-10-02.
  3. NWS zone-county correlation files (2019 to 2026 versions), checked 2026-10-02.
  4. FEMA National Risk Index, December 2025 release, checked 2026-10-02.
  5. U.S. Census Bureau, Population Estimates Vintage 2025 and 2020 Census, checked 2026-10-02.
  6. BLS Occupational Employment and Wage Statistics, May 2025, SOC 37-3013, checked 2026-10-02.
  7. USDA Plant Hardiness Zone Map 2023 (OSU PRISM ZIP data), checked 2026-10-02.
  8. U.S. Census Bureau, 2020 ZCTA to place and county relationship files, checked 2026-10-02.
  9. Snohomish County PUD vegetation management, checked 2026-10-02.

Comparing quotes? Check these eight things first.

Two quotes for the same tree can differ by thousands. The gap is usually in what's included, not the cutting.

01A current certificate of liability insurance, sent by the insurer
02A state license you looked up yourself: Oregon CCB or LCB, Washington L&I
03Who is on site: an ISA Certified Arborist, or a crew lead with years on the job
04Haul-away, chipping and cleanup written in, not assumed
05The stump: ground, left, or priced as a separate line
06Who pulls the city permit, and whether the fee is in the price
07What happens if a fence, roof or lawn gets damaged
08Your written approval before any extra work is added
Check any company yourself

We don't vet or license anyone. These are the official lookups; each takes about a minute.

WhatWhereWhat it shows
Oregon CCB licenseCCB license searchActive status, bond, insurance on file, complaints
Oregon LCB licenseLCB verify a licenseLandscape contracting license, which covers tree work
Washington contractor registrationL&I VerifyRegistration, bond, workers' comp, lawsuits, violations
ISA Certified ArboristISA directoryCurrent certification and credential number

How to read them: Oregon guide · Washington guide

Westcoast-Tree.org is an independent information site. If you call a number on this site, the call goes to a tree service that covers your area and we may be paid a referral fee by that company. We don't perform tree work and we don't vet, license or insure anyone. Cost figures are modeled estimates, not quotes (method). Not affiliated with the former Westcoast Tree Care Inc of Tumwater, WA.

Call for a local estimate(877) 720-7431