Dietitian and Nutritionist
Drawn directly from OPM FedScope (June 2026), this page tracks headcount, average salary, tenure, and pay comparison for the Dietitian and Nutritionist occupation series (code 0630).
The verdict
Dietitian and Nutritionist is a smaller, specialized federal occupation: 3,225 employees (0.2% of the federal civilian workforce) in the Medical, Hospital, Dental, and Public Health Group family. At an average salary of $101,031 it pays below the federal average of $117,339, and headcount declined 1.1% from the prior period.
- Employees
- 3,225
- Share of workforce
- 0.2%
- Avg salary
- $101,031
- Avg tenure
- 10 yrs
FedScope read on Dietitian and Nutritionist (dense series)
As of the June 2026 reporting window, 3,225 people work in the Dietitian and Nutritionist occupation (OPM code 0630) across federal agencies, 0.2% of the 1,953,300-strong federal civilian workforce. Headcount moved down by -1.1% from the prior period, a modest but trackable signal for anyone considering this specialized federal career path.
Dietitian and Nutritionist pays $101,031 per year on average, moving up 0.7% from the prior period (a modest shift, consistent with routine locality pay and grade-level movement). Employees in this role stay an average of 10 years, a mid-length average tenure, reflecting a mix of career employees and those who transfer or exit mid-career.
Dietitian and Nutritionist sits inside the Medical, Hospital, Dental, and Public Health Group family (code 06), which contains 45 related occupations across the federal government. Candidates browsing USAJOBS for Dietitian and Nutritionist postings should also review these sibling occupations in the Medical, Hospital, Dental, and Public Health Group family.
Dietitian and Nutritionist makes up 1.0% of the 339,162 employees across the Medical, Hospital, Dental, and Public Health Group family, ranking #20 of 45 occupations in that family by headcount. Its average salary ranks in the bottom half (47th percentile) of pay among Medical, Hospital, Dental, and Public Health Group occupations.
Salary Context
How Dietitian and Nutritionist pay compares to the federal average of $117,339
Occupation Average
$101,031
Federal Average
$117,339
vs. Federal Avg
-13.9%
Where Dietitian and Nutritionist ranks on federal pay
Its average salary of $101,031 is higher than 55% of federal occupation series (295 of 541). The highlighted bar marks where Dietitian and Nutritionist sits in the federal pay distribution.
Average-salary distribution across all 541 federal occupation series; Dietitian and Nutritionist ranks higher than 55%.
Related Occupations in Medical, Hospital, Dental, and Public Health Group
10 other occupations in the same family
| Occupation | Employees | Avg Salary | Avg LOS |
|---|---|---|---|
| Nurse | 106,218 | $132,267 | 10.2 yrs |
| Medical Support Assistance | 39,856 | $58,279 | 8.2 yrs |
| Medical Officer | 34,687 | $301,569 | 11.6 yrs |
| General Health Science | 17,434 | $133,765 | 11.9 yrs |
| Practical Nurse | 16,755 | $75,898 | 10.4 yrs |
| Pharmacist | 14,529 | $167,390 | 11.1 yrs |
| Nursing Assistant | 14,498 | $55,851 | 7.8 yrs |
| Health Aid and Technician | 12,490 | $61,276 | 10.8 yrs |
| Health System Specialist | 7,966 | $110,534 | 15.9 yrs |
| Pharmacy Technician | 7,658 | $70,794 | 9.5 yrs |
Nationwide peers near this dense headcount
Two peer sets for Dietitian and Nutritionist outside the Medical, Hospital, Dental, and Public Health Group family, on headcount and average salary axes that vary across all OPM occupation series.
Similar dense headcount
Nearest employee counts in other occupation families (3,225 here).
Similar average salary
Nearest average salaries in other occupation families ($101,031 here).
Key takeaways
- Dietitian and Nutritionist pays below the federal average by 13.9% ($101,031 vs $117,339 federal-wide), at the 55th percentile for pay among 541 tracked occupation series.
- A smaller, specialized federal occupation by headcount: 3,225 employees, 0.2% of the federal civilian workforce, and headcount declined 1.1% from the prior period.
- According to OPM FedScope June 2026, Dietitian and Nutritionist ranks #120 of 663 federal occupation series by headcount (the same employee_count ordering as our occupations directory).
- Dietitian and Nutritionist makes up 1.0% of the 339,162 employees across the Medical, Hospital, Dental, and Public Health Group family, ranking #20 of 45 occupations in that family by headcount.
OPM FedScope and Federal Workforce Data figures are federal civilian headcounts, average salaries, and length-of-service statistics - not job-quality scores, hiring advice, or a live vacancy listing. A larger or higher-paid agency is not a better employer.