MO · O'Fallon · Updated October 15, 2026

Dental Assistant jobs in O'Fallon, MO

The median dental assistant pay in the O'Fallon area is $22.70 per hour ($47,220 a year), with the typical range running from $18.78 to $26.06. That ranks 132nd of 383 U.S. metro areas for dental assistant pay, and 128th of 339 once local prices are factored in. 8 open roles with published pay are listed for O'Fallon and its metro area. Your free pay report adds named employers and the roles open near O'Fallon.

Open Dental Assistant roles near O'Fallon

Roles in other cities of the St. Louis area.

PermanentPosted 30+ days ago

Dental Assistant

Aspen Dental · St. Charles, MO

$19.00–$21.00/ hour
  • Full time
  • Req R2026-010657
View role
PermanentPosted 30+ days ago

Dental Assistant

Aspen Dental · Bridgeton, MO

$19.00–$21.00/ hour
  • Part time
  • Req R2026-010658
View role
PermanentPosted 30+ days ago

Dental Assistant

Aspen Dental · Festus, MO

$17.00–$20.00/ hour
  • Full time
  • Req R2026-010948
View role
PermanentPosted 30+ days ago

Dental Assistant

Smile Brands · Saint Louis, MO

$20.00–$24.00/ hour
  • Full-time
  • Req 38869
View role

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Named employers near O'Fallon, what they pay and the roles open now. Free for candidates, email only.

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Who is hiring dental assistants near O'Fallon

EmployerRolesMedian pay / hour
Aspen Dental6$20
PDS Health1$18.88
Smile Brands1$22

Dental Assistant pay in O'Fallon, MO

The metro median is 4% above the Missouri statewide median of $21.74 per hour. Nationally the median is $22.74 per hour. BLS counts about 3,400 dental assistants employed in the St. Louis metro area, 2.5 per 1,000 jobs. Employment is about as concentrated here than in the country as a whole (location quotient 1.04).

LevelPer hourPer yearCompared with U.S.
Lowest 10%$17.67$36,75022% below U.S. median
Lower quartile$18.78$39,06017% below U.S. median
Median$22.70$47,220in line with U.S. median
Upper quartile$26.06$54,20015% above U.S. median
Top 10%$28.10$58,45024% above U.S. median

How O'Fallon ranks

  • 132nd of 383 U.S. metro areas by median hourly pay
  • 128th of 339 after adjusting for local prices
  • 2nd of 8 Missouri metro areas

Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2024, Dental Assistants (SOC 31-9091), all industries. This is what employers report paying, not an offer for a specific role.

What your pay buys in O'Fallon

  • Overall prices in St. Louis run 5% below the U.S. average (index 95.1, U.S. = 100).
  • Housing is the biggest driver: 21% below the U.S. average (index 79.0).
  • Adjusted for local prices, a $22.70 median hour buys what $23.87 buys at the national price level, 5% above the national median.

Source: U.S. Bureau of Economic Analysis, Regional Price Parities by metropolitan area, 2024. Prices are for the metro area, not for a single neighborhood.

Estimate your O'Fallon paycheck

Estimated weekly gross$817
  • Per year: $40,860
  • Per month: $3,405

Gross pay before taxes and benefits, from BLS pay levels for the St. Louis metro area. For take-home pay use the take-home pay calculator.

Dental health shortage areas in St. Charles County

HRSA lists 1 active dental health shortage designation that include St. Charles County (1 geographic). The highest-scoring one rates 11 on a 0 to 26 scale, where a higher score means a greater shortage.

Shortage areas are where demand for dentists, hygienists and dental assistants is greatest. Federal loan repayment programs such as the NHSC and Nurse Corps cover some clinicians who work at eligible shortage-area sites. Eligibility is set by each program and by the site, so ask your recruiter before you plan around it.

Source: HRSA Health Professional Shortage Areas data warehouse, designated areas only. A designation can cover part of a county.

Dental Assistant pay in nearby cities

CityDistanceMedian payPopulation
St. Peters, MO6 mi$22.70/hr61,398
St. Charles, MO11 mi$22.70/hr72,458
Columbia, MO87 mi$21.56/hr130,900
Springfield, IL90 mi$21.53/hr112,949
Decatur, IL121 mi$21.31/hr68,763
Peoria, IL148 mi$21.02/hr111,696

Dental Assistant jobs in Missouri · Dental Assistant jobs nationwide

License and tax basics in Missouri

State registration, license or certificate where required, often including radiography. Credentials are issued state by state, so confirm what Missouri requires for your role with the Missouri licensing board and with your recruiter before you commit to a start date.

Missouri taxes wage income. Use your own rates in the take-home pay calculator.

Missouri state guide

Other healthcare roles in O'Fallon

O'Fallon city guide: hospitals, employers and licensing

Common questions

How much do dental assistants make in O'Fallon, MO?

Dental Assistants in the St. Louis metro area have a median pay of $22.70 per hour, about $47,220 a year. The middle half earn between $18.78 and $26.06 per hour (BLS, May 2024).

Is O'Fallon a good place for dental assistants once cost of living is counted?

St. Louis ranks 128th of 339 metro areas for dental assistant pay after adjusting for local prices, and 132nd of 383 before adjusting. Overall prices run 5% below the U.S. average.

Who is hiring dental assistants in O'Fallon?

We list 8 open roles with published pay from 3 employers in the St. Louis area. Your free report adds named employers and pay near O'Fallon.

Do I need a Missouri license to work in O'Fallon as a dental assistant?

State registration, license or certificate where required, often including radiography. Credentials are issued state by state, so confirm what Missouri requires for your role with the Missouri licensing board and with your recruiter before you commit to a start date. Confirm with the board before you accept a role.

Is O'Fallon in a shortage area?

HRSA lists 1 active dental health shortage designation that include St. Charles County. Shortage areas often have more openings, and some loan repayment programs cover clinicians who work at eligible sites.

Does Valorem Health place dental assistants in O'Fallon?

Yes. We place healthcare staff in O'Fallon and across Missouri. Tell us your profession and we email the roles open near O'Fallon.

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What do employers near O'Fallon pay dental assistants? Get the report.

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  1. 1
    Pay for your role at other employers

    The hourly pay at named employers near you, so you see who pays most.

  2. 2
    What they are offering now

    The pay range and median across current postings, and how many were posted this month.

  3. 3
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Pay report · Dental Assistant near O'Fallon, MO
Valorem Health Shift ReportFrom your recruiting team · [email protected]

Your Dental Assistant pay reportTop-paying employers shown · your Missouri list by name comes with the full report

1Pay for your role at other employers

  • Aspen DentalColumbia, MO · 12 postings$20.75/ hr$17–$31
  • PDS HealthSt. Charles, MO · 3 postings$18.88/ hr$16–$24
  • Aspen DentalSt. Louis Park, MN · 5 postings$37.50/ hr$22–$42
  • Smile BrandsFaribault, MN · 3 postings$28.50/ hr$25–$35

Median posted pay per hour, with the range each employer published. Request your Missouri list

2What they are offering now

Low$17Median$20.88High$25

17 Dental Assistant postings with published pay in Missouri, 6 of them posted in the last 30 days. Month-by-month history by employer comes with your full report.

3Open now: 17 Dental Assistant roles

  1. Dental Assistant in TrainingPermanent
    $15.75–$22.00/ hour
    PDS Health · St. Charles, MO · posted 16 days ago
  2. Dental AssistantPermanent
    $21.00–$24.00/ hour
    Aspen Dental · Blue Springs, MO · posted 17 days ago

+ 15 more in your report. Each one has pay, shift and start date.

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