Looking for a pool builder in Mountlake Terrace, WA? Describe your project once and up to three licensed pool builders who work in Mountlake Terrace and Snohomish County get back to you with a quote. It's free and there is no obligation.
Mountlake Terrace is home to about 25,198 people (2024 Census Bureau estimate), a growing community (+18.4% since 2020). With 6,213 people per sq mi, it is a densely built-up area. Long summers and backyard living make pools a frequent project here.
Mountlake Terrace at a glance
- Population (Census Bureau estimate, 2024)
- 25,198 (+18.4% since 2020)
- Rank in Washington
- 46th of 281 cities and towns
- Land area
- 4.1 sq mi
- Population density
- 6,213 people per sq mi (densely built-up)
- Type
- City (Mountlake Terrace city)
- Main county
- Snohomish County
What to check before hiring in Mountlake Terrace
- License and permit: in Washington, check the builder's license and the pool permit.
- Barrier: plan the fence and gates required by code.
- HOA: check HOA rules before signing.
- Price drivers: size, type, finish, equipment, deck and access.
Useful official resources
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Pool Safely (CPSC)
Official information and guidance.
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ICC: International Code Council
Official information and guidance.
Services available in Mountlake Terrace
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In-ground pool construction
Design and construction of an in-ground pool with equipment, permit and barrier.
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Pool renovation
Resurfacing, tile, equipment and deck renovation of an existing pool.
Frequently asked questions in Mountlake Terrace
How much does a pool cost in Mountlake Terrace, WA?
It depends on type, size, finishes and access. Describe your project: builders who serve Mountlake Terrace reply with a quote.
When should I start?
Off-season planning often gets earlier construction dates.
Does a pool add value?
It depends on the market; in warm areas buyers often expect one.
Which licensed pool builders will contact me?
Up to three independent licensed pool builders who serve Mountlake Terrace and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.