Dental Assistant Salary in Illinois: What It Pays and What Raises It

What dental assistants earn in Illinois

The Bureau of Labor Statistics puts the annual median wage for dental assistants in Illinois at $48,610, about $23.37 an hour. That is $540 above the national median of $48,070. The annual mean is $48,990, $1,210 below the national mean of $50,200.

The spread matters more than the midpoint. In Illinois the bottom tenth of dental assistants earn about $37,360 a year and the top tenth about $59,910. That is a gap of roughly $22,550, and it is the part of the picture a single average hides. Two assistants in the same city can sit at opposite ends of that range.

BLS counts about 13,740 dental assistants working in Illinois, out of roughly 387,790 nationally.

Figures from the U.S. Bureau of Labor Statistics OEWS, May 2025 estimates (bls.gov/oes/tables.htm).

What raises it in Illinois

Start with the unusual part. Illinois has no state licence, registration, or permit for dental assistants at any level. In the state rules a dental assistant is simply an appropriately trained person working under a dentist's supervision. If you see a list of Illinois assistant tiers with official-sounding names, those are almost certainly a national certifying body's categories rather than Illinois credentials.

Radiography is the same story, and this surprises people moving in from other states. The Illinois radiation accreditation rules expressly exempt a person employed as a dental assistant who performs dental radiography for a licensed dentist, and the dental practice act exempts assistant-exposed dental x-rays from the practice of dentistry. The obligation is facility-level operator competency and safety training. We could not confirm the widely repeated claim that Illinois requires a specific state-approved dental radiography course certificate, and the rule text we read is an explicit exemption, so treat that claim carefully and ask the practice's radiation safety officer.

The largest expanded duty in Illinois is restorative, and it does have real requirements even without a credential attached. To place, carve and finish amalgam and composite restorations you must be at least 18, hold either DANB certification or 4,000 hours across two years of experience, complete a 40 hour course, pass the relevant DANB examinations, and hold current basic life support. That is a serious stack, and it is the closest thing Illinois has to an expanded functions role.

Coronal polishing requires a six hour course, roughly four hours didactic and two clinical, plus either 1,000 clinical hours and being at least 18, graduation from an accredited program, or national certification. It is supragingival, slow speed, rubber cup or brush. Air polishing is prohibited.

Sealants require about two hours didactic and two hours clinical, with the dentist having observed six successful placements. Again no certificate from the state.

Nitrous oxide is monitoring only. You need an approved course of at least six hours in monitoring nitrous oxide analgesia, with your certification filed with the dentist and basic life support current. Only the dentist or a qualified hygienist may induce, adjust, or remove.

The practical takeaway for pay: in Illinois nobody can look you up in a state register. Keep your course certificates organized and current, because they are the entire evidence base for what you are allowed to do and therefore for what you can ask to be paid.

What experience and setting actually change

Nationally, BLS does publish a wage difference by employer type. Dental assistants in ambulatory health care services, which is where nearly all of them work, average $50,050 a year. Those working in hospitals average $54,860, and those in government settings average $56,640. Those are national figures, not Illinois figures, and the government and hospital groups are small enough that you should read them as a hint, not a promise.

BLS does not publish wages by years of experience, and it does not publish a separate wage for assistants who hold a particular state permit. Anyone who gives you a precise number for either is estimating. What the percentile spread above does tell you is that the top of the range in Illinois is real and someone is being paid it.

What to do next

Build a folder. Course certificates, dates, hours, and the dentist's sign-offs on observed placements are what an Illinois employer has to go on.

If restorative work interests you, start counting hours toward the experience route now, because the 4,000 hour threshold is the long pole.

If you are not working in Illinois yet, start with How to Become a Dental Assistant in Illinois, which covers what the state lets you do on day one and what you have to earn before you can do more. For the national picture and the levers that apply everywhere, see How Much Do Dental Assistants Make?.

Common questions