Auburn, WA
Surety bonds for Auburn, WA contractors
Local construction data, public works bond rules, and what sureties ask Auburn contractors for. A quote is not a binder.
With about 85,513 people, Auburn sits in a county whose construction sector numbered 6,775 establishments in 2023. Contractors competing for Auburn schools, streets, utilities, and commercial buildings regularly need surety bonds to win and sign contracts.
Contractors in King County by the numbers
| Measure (2023) | King County | Washington |
|---|---|---|
| Construction establishments (all) | 6,775 | 27,190 |
| Construction employees | 75,035 | 229,133 |
| Annual payroll per construction employee | $93,722 | $83,136 |
| Commercial and institutional building contractors | 223 | 782 |
| Heavy and civil engineering contractors | 211 | 909 |
| Construction firms with fewer than 5 employees | 66% | 68% |
Data: County Business Patterns 2023 (NAICS 23, 236220, 237).
Road, utility, and site work around Auburn is handled by 211 heavy and civil contractors in the county. Public works contracts in that sector routinely require performance and payment bonds, and many owners add maintenance bonds after acceptance.
Auburn's building stock and bonded work
Auburn has grown quickly; half of its housing was built after 1991. Fast-growing cities generate new schools, roads, and utilities, plus subdivision improvement bonds required before plats are approved.
Buildings with five or more units make up 26% of Auburn's housing (Washington: 22%). Larger multifamily and mixed-use projects frequently involve lenders who require payment and performance bonds from the general contractor.
The Census Bureau's 2020–2024 survey puts Auburn's housing stock at 31,800.0 units, 57% of them single-family homes, with 39% of occupied homes rented. Those numbers shape the mix of bonded street, utility, and facility contracts the city puts out.
Source: Census ACS 2020–2024 five-year estimates; Vintage 2024 population estimates.
Washington bond law for Auburn public projects
If you are bidding a public job in Auburn, check the solicitation against RCW 39.08 (contractor's bond). That law sets when performance and payment bonds are required; projects funded and owned by the federal government fall under the Miller Act.
Nearby construction markets
Seattle shares King County with Auburn; its median housing year is 1976. By county construction establishments, Auburn ranks 7th among the 30 Washington cities profiled here.
Preparing a Auburn bond request
- Work-in-progress schedule
- Bank line of credit details
- Owners' personal financial statements
- Trade references who can speak to your payment record
- Legal entity details and owners
- Owner name, project location, and bid date
Auburn bond FAQ
When are bonds required on Auburn public work?
Most public construction contracts in Auburn above the statutory threshold require performance and payment bonds; the bid documents state the requirement.
How many contractors work in King County?
The Census Bureau counted 6,775 construction establishments in King County in 2023.
Can a small Auburn contractor get bonded?
Often, yes. Sureties start new accounts with smaller limits and grow them with your track record; see bonding capacity.
More Washington cities
Bond quotes in Washington · Bond types
Last updated October 15, 2026 · How we research