How to Get a Dental Assistant License in Washington
Last updated: March 2, 2026
Washington is a high-growth market anchored by Seattle's tech economy, making it an excellent place to start a career as a dental assistant. Licensing in Washington is overseen by the Washington State Department of Health - Dental Quality Assurance Commission. The process requires 1100 hours of pre-license education and costs between $8,000 and $9,000 in total. You'll need to pass the DANB CDA Exam or Washington State Dental Assistant Exam (administered by Washington State Department of Health - Dental Quality Assurance Commission) with a score of at least 70%.
At 1100 hours, Washington has one of the higher pre-license education requirements in the country. This is about 1471% above the national average of 70 hours. Budget between $8,000 and $9,000 for the total licensing process, including education, application, and exam fees. Most aspiring dental assistants complete the entire process in 4-7 months, depending on how quickly they move through the coursework and exam preparation.
Washington Dental Assistant License Requirements
| Requirement | Details |
|---|---|
| Minimum Age | 18 years old |
| Pre-License Education | 1100 hours |
| Degree Required | No |
| Exam Required | Yes — DANB CDA Exam or Washington State Dental Assistant Exam |
| Passing Score | 70% |
| Background Check | Yes |
| Broker Sponsorship | Not required |
| Application Fee | $100 |
| Exam Fee | $475 |
| Governing Body | Washington State Department of Health - Dental Quality Assurance Commission |
| License Reciprocity | Partial |
Reciprocity:
Steps to Get Your Dental Assistant License in Washington
- 1
Complete Dental Assistant Training
Time: 9-12 months Cost: $350 - 2
Obtain Radiography Certification
Most states require dental assistants to be certified in dental radiography (X-rays). Pass the DANB Radiation Health and Safety (RHS) exam or equivalent state exam.
Time: 2-4 weeks Cost: $275 - 3
Earn DANB CDA Certification
Pass the DANB Certified Dental Assistant (CDA) exam. The exam fee is $475.
Time: 2-4 weeks Cost: $475 - 4
Complete Background Check
Most dental offices and state boards require a criminal background check as part of the hiring or licensing process.
Time: 1-2 weeks Cost: $50 - 5
Start Your Dental Assistant Career
Once qualified, you can work as a dental assistant in Washington. Positions are available in general dentistry offices, orthodontic practices, oral surgery offices, and dental specialty clinics.
Time: Immediate once qualified
Key Things to Know
- Education requirement: . Many providers offer online options, giving you flexibility to study on your own schedule.
- The licensing exam: The DANB CDA Exam or Washington State Dental Assistant Exam is administered by Washington State Department of Health - Dental Quality Assurance Commission. You'll need to score at least 70% to pass. Study materials and practice exams are available from most education providers.
- Background check required: Washington requires a criminal background check as part of the application process. Plan for additional processing time and fees.
- Online application available: Washington accepts online applications, which can speed up processing time.
- Ongoing requirements: Once licensed, you'll need 28 hours of continuing education every 2 years. .
How Washington Compares
Washington requires 1100 hours of pre-license education for dental assistants. This is about 1471% above the national average of 70 hours. The average total cost in Washington is around $8,500, compared to the national average of $1,456. Washington's 2-year renewal cycle is longer than the national average of 1.6 years.
How Much Does a Dental Assistant License Cost in Washington?
| Cost Item | Estimated Range |
|---|---|
| Pre-License Education | $300 - $700 |
| Application Fee | $100 |
| Exam Fee | $475 |
| Total Estimated Cost | $8,000 - $9,000 |
License Renewal
- Renewal Period: Every 2 years
- Continuing Education: 28 hours
- CE Details:
- Renewal Fee: $75
Tips for Success
- Choose your education provider carefully: Compare prices, format (online vs. in-person), and reviews. Some providers offer exam prep materials bundled with the course, which can save you money. Check the Washington State Department of Health - Dental Quality Assurance Commission website for a list of approved providers.
- Don't rush the exam: With 1100 hours of required coursework, consider a structured schedule — completing one course at a time helps avoid burnout. Use practice exams to identify weak areas before scheduling your test date.
- Get radiography certified as soon as possible: The ability to take dental X-rays is the single most valuable credential for a dental assistant. Most employers require it, and it significantly increases your starting pay and job options.
- Consider Expanded Functions Dental Assistant (EFDA) training: Many states allow EFDAs to place fillings, take impressions, and perform other advanced procedures. EFDA certification can increase your salary by 15-25% and make you indispensable to your dentist.
- Budget approximately $9,000 for your Washington license: This includes $100 in application fees, $475 for the exam, and education costs. Once licensed, plan for $75 in renewal fees every 2 years.
Frequently Asked Questions
How long does it take to get a dental assistant license in Washington?
Most people complete the process in 3-6 months total. The pre-license education (1100 hours) takes the longest. After completing education, the exam and application process typically adds 2-6 weeks.
How much does it cost to get a dental assistant license in Washington?
The total cost ranges from $8,000 to $9,000, including pre-license education, the application fee ($100), and the exam fee ($475).
Can I get a Washington dental assistant license with a criminal record?
The Washington State Department of Health - Dental Quality Assurance Commission evaluates criminal history on a case-by-case basis. Having a criminal record does not automatically disqualify you, but certain offenses may affect your eligibility. Contact the Washington State Department of Health - Dental Quality Assurance Commission for guidance before applying.
Do I need a college degree to become a dental assistant in Washington?
No. Washington does not require a college degree. You only need to complete the 1100 hours of approved pre-license courses.
Can I take the pre-license courses online in Washington?
Many approved education providers offer pre-license courses online, allowing you to study at your own pace. Check the Washington State Department of Health - Dental Quality Assurance Commission website for a list of approved providers.