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Dental Assistant vs. Dental Hygienist: What’s the Difference?

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Written and reported by:
All Allied Health Schools Staff

Dental assistants and dental hygienists do many of the same things from day to day, such as taking and developing X-rays and teaching patients about proper oral care. But they are not different names for the same job.

Here’s a breakdown of some key differences between dental assistants vs. dental hygienists.

What Are the Differences?

Job Duties


Dental Assistants

Dental Hygienists

  • Prepare patients for treatment
  • Clean patients’ teeth and apply preventive treatments
  • Clean instruments and equipment
  • Administer local anesthetics
  • Assist dentist during procedures
  • Remove sutures and dressings
  • Help with office management, including billing, record-keeping, and insurance paperwork
  • Examine teeth and gums, collect information about patients’ oral and medical health history, and chart patients’ dental conditions for the dentist

Education


Dental Assistants

Dental Hygienists

  • Some states require dental assistants to graduate from an accredited program with a certificate or diploma (nine months to a year). Some schools offer two-year associate’s degree dental assisting programs, which include general education classes.
  • Dental hygienists usually need an associate’s degree (two years) to practice. Other less common options include certificates (a year or less), bachelor’s degree (four years) and master’s degrees (two years). (Years required to complete degree are based on full-time study.)

Licensing and Certification


Dental Assistants

Dental Hygienists

  • Most dental assistants who choose to become nationally certified take the Certified Dental Assistant (CDA) exam. To take the exam, you need to graduate from an accredited training program or complete two years of full-time work as a dental assistant.
  • Dental hygienists must be licensed by the state where they want to practice. To qualify, you need to graduate from an accredited training program and pass a regional or state clinical exam.

Median Annual Salaries

Education, experience, and location may play a factor in your salary for any career. Take a look at the median annual wages for dental assistants and dental hygienists, as reported by the U.S. Bureau of Labor Statistics:

Dental Assistants

National data

Median Salary: $46,540

Projected job growth: 6.9%

10th Percentile: $35,470

25th Percentile: $38,220

75th Percentile: $54,430

90th Percentile: $61,060

Projected job growth: 6.9%

State data

State Median Salary Bottom 10% Top 10%
Alabama $36,120 $28,650 $47,770
Alaska $51,820 $36,980 $65,080
Arizona $48,190 $37,200 $57,610
Arkansas $38,590 $30,440 $46,960
California $48,210 $37,800 $72,300
Colorado $48,950 $37,590 $63,680
Connecticut $49,510 $35,850 $61,240
Delaware $46,320 $31,580 $57,160
District of Columbia $52,880 $43,220 $65,480
Florida $46,600 $37,440 $57,300
Georgia $45,670 $34,840 $55,500
Hawaii $44,880 $35,360 $48,780
Idaho $37,700 $31,200 $50,360
Illinois $43,590 $29,500 $54,820
Indiana $46,380 $35,490 $61,680
Iowa $47,580 $38,390 $58,790
Kansas $39,290 $30,990 $50,950
Kentucky $38,530 $28,080 $57,680
Louisiana $38,180 $28,100 $48,040
Maine $47,060 $38,590 $59,330
Maryland $47,920 $37,190 $60,870
Massachusetts $58,860 $46,280 $71,880
Michigan $45,740 $35,910 $57,360
Minnesota $62,870 $48,280 $74,970
Mississippi $36,710 $28,560 $47,160
Missouri $45,760 $34,840 $56,210
Montana $44,400 $31,200 $56,480
Nebraska $44,480 $37,230 $54,350
Nevada $46,330 $34,860 $58,660
New Hampshire $56,360 $40,670 $63,430
New Jersey $46,790 $36,080 $60,880
New Mexico $38,480 $30,770 $48,940
New York $45,590 $37,010 $61,160
North Carolina $47,000 $36,790 $59,760
North Dakota $57,040 $42,990 $61,160
Ohio $46,450 $36,120 $70,880
Oklahoma $38,940 $31,330 $54,620
Oregon $57,040 $47,070 $63,920
Pennsylvania $46,680 $36,580 $58,830
Rhode Island $47,120 $31,730 $76,140
South Carolina $46,490 $37,630 $58,560
South Dakota $47,490 $37,670 $57,310
Tennessee $45,190 $35,420 $54,550
Texas $39,640 $29,420 $56,630
Utah $37,140 $31,080 $47,900
Vermont $49,730 $46,630 $63,670
Virginia $48,000 $35,530 $60,620
Washington $55,700 $42,360 $61,190
West Virginia $37,360 $30,470 $49,660
Wisconsin $45,970 $38,170 $55,100
Wyoming $47,450 $35,360 $60,500

Source: U.S. Bureau of Labor Statistics (BLS) 2023 median salary; projected job growth through 2032. Actual salaries may vary depending on location, level of education, years of experience, work environment, and other factors. Salaries may differ even more for those who are self-employed or work part time.

Dental Hygienists

National data

Median Salary: $87,530

Projected job growth: 7.4%

10th Percentile: $65,110

25th Percentile: $78,010

75th Percentile: $100,630

90th Percentile: $118,400

Projected job growth: 7.4%

State data

State Median Salary Bottom 10% Top 10%
Alabama $57,400 $45,640 $61,910
Alaska $122,340 $88,220 $128,340
Arizona $93,840 $82,830 $100,580
Arkansas $78,500 $50,370 $94,330
California $120,640 $103,150 $137,870
Colorado $103,610 $86,370 $120,400
Connecticut $94,500 $82,150 $105,070
Delaware $96,880 $82,850 $121,660
District of Columbia $119,710 $81,290 $124,890
Florida $80,530 $68,540 $93,090
Georgia $80,250 $64,590 $99,210
Hawaii $94,800 $78,930 $100,340
Idaho $82,740 $77,130 $94,740
Illinois $81,920 $61,080 $99,870
Indiana $82,340 $62,830 $101,460
Iowa $81,060 $76,330 $94,220
Kansas $78,670 $61,050 $90,210
Kentucky $75,180 $57,500 $93,120
Louisiana $82,330 $48,620 $96,220
Maine $79,570 $72,440 $92,340
Maryland $102,010 $82,630 $118,930
Massachusetts $100,750 $79,530 $104,840
Michigan $77,800 $66,220 $82,490
Minnesota $93,140 $79,350 $99,020
Mississippi $63,230 $45,260 $73,870
Missouri $80,020 $63,420 $92,660
Montana $90,210 $80,530 $98,520
Nebraska $82,020 $76,700 $93,140
Nevada $97,620 $48,850 $107,220
New Hampshire $93,220 $83,140 $101,600
New Jersey $99,330 $84,610 $104,260
New Mexico $95,120 $81,370 $100,050
New York $93,600 $65,040 $103,260
North Carolina $81,230 $68,460 $96,230
North Dakota $81,740 $64,930 $90,660
Ohio $79,680 $65,050 $93,500
Oklahoma $97,280 $65,920 $104,510
Oregon $105,700 $89,250 $118,560
Pennsylvania $77,560 $61,500 $99,470
Rhode Island $83,960 $76,380 $85,250
South Carolina $78,170 $62,600 $92,920
South Dakota $80,770 $77,510 $89,020
Tennessee $75,500 $57,870 $92,480
Texas $89,160 $74,900 $101,340
Utah $79,390 $75,920 $86,260
Vermont $94,880 $82,440 $98,260
Virginia $91,060 $76,720 $113,140
Washington $127,180 $101,540 $133,280
West Virginia $66,970 $52,700 $82,790
Wisconsin $79,320 $74,410 $90,930
Wyoming $79,040 $61,720 $95,130

Source: U.S. Bureau of Labor Statistics (BLS) 2023 median salary; projected job growth through 2032. Actual salaries may vary depending on location, level of education, years of experience, work environment, and other factors. Salaries may differ even more for those who are self-employed or work part time.

Job Growth

Based on the national average for all jobs resting at 3% through 2032, according to the U.S. Bureau of Labor Statistics:

Dental Assistant job growth projected to be faster than average through 2032: 6.9%

Dental Hygienist job growth projected to be faster than average through 2032: 7.4%

What’s Next?


  • Dental Assistants: Many dental assistants go back to school to get a dental hygienist degree.
  • Dental Hygienists: With a bachelor’s or master’s degree, you can move up to research, teaching, or clinical practice in public or school health programs. Advancement opportunities are just one of the reasons to consider dental hygiene training.