Looking for an addition contractor in South Cle Elum, WA? Describe your project once and up to three addition contractors who work in South Cle Elum and Kittitas County get back to you with a quote. It's free and there is no obligation.
South Cle Elum is home to about 572 people (2024 Census Bureau estimate), a growing community (+2.1% since 2020). With 1,423 people per sq mi, it is a suburban area. Growing families here often add space instead of moving.
South Cle Elum at a glance
- Population (Census Bureau estimate, 2024)
- 572 (+2.1% since 2020)
- Rank in Washington
- 233rd of 281 cities and towns
- Land area
- 0.4 sq mi
- Population density
- 1,423 people per sq mi (suburban)
- Type
- Town (South Cle Elum town)
- Main county
- Kittitas County
What to check before hiring in South Cle Elum
- Zoning: check South Cle Elum's setbacks, lot coverage and height limits first.
- License and permit: in Washington, additions are built by licensed contractors under a permit.
- Structure: second stories need an engineer to check the existing house.
- Price drivers: size, foundation, roof tie-in, plumbing and finishes.
Useful official resources
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ICC: International Code Council
Official information and guidance.
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NAHB
Official information and guidance.
Services available in South Cle Elum
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Room addition
Ground-floor addition with foundation, framing, roof and finishes.
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Second-story addition
New floor over the existing house, with structural engineering.
Frequently asked questions in South Cle Elum
How much does an addition cost in South Cle Elum, WA?
It depends on size, foundation and finishes. Describe your project: contractors who serve South Cle Elum reply with a quote.
How long does it take?
Often a few months, plus design and permits.
Does an addition raise property taxes?
Usually, since it increases the assessed value.
Which addition contractors will contact me?
Up to three independent addition contractors who serve South Cle Elum 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.