OT Assistant Salary

Des Moines vs Marion: Occupational Therapy Assistant Salary (2026)

Compare occupational therapy assistant salaries between Des Moines, IA and Marion, IA. All figures are 2026 estimates projected from BLS 2025 data.

Des Moines, IA
$66,055
$31.76/hr
Marion, IA
$66,074
$31.77/hr

Side-by-Side Comparison

MetricDes Moines, IAMarion, IA
Median Salary$66,055$66,074
Hourly Rate$31.76$31.77
Entry Level (P10)$52,207$47,460
25th Percentile$60,658$56,035
75th Percentile$78,269$71,197
Top Earner (P90)$86,134$78,782
Total Employed806
Side-by-side bar chart comparing Des Moines ($66,055) and Marion ($66,074) occupational therapy assistant salaries.Des MoinesMarionMedian Salary$66,055$66,074Entry Level (P10)$52,207$47,460Top Earner (P90)$86,134$78,782US Median $74,332

Verdict

Des Moines and Marion are closely matched on overall occupational therapy assistant compensation, each winning on different metrics.

The salary gap between Des Moines and Marion is $19 (0.03%). Marion's median is -11.11% compared to the US national median of $74,332.

Salary Range Comparison

The full salary range (10th to 90th percentile) in Des Moines spans $33,927,Marion spans $31,322. Des Moines has a wider pay range, meaning more potential for high earners but also more variation.

Des Moines
P10 (Entry)$52,207
P25$60,658
Median$66,055
P75$78,269
P90 (Top)$86,134
Marion
P10 (Entry)$47,460
P25$56,035
Median$66,074
P75$71,197
P90 (Top)$78,782

Cost-of-Living Adjusted Comparison

After cost-of-living adjustment, Marion ($73,091 effective) pays 1.47% more than Des Moines ($72,033 effective).

Des Moines
Nominal: $66,055
CoL Index: 91.701
Adjusted: $72,033
Marion
Nominal: $66,074
CoL Index: 90.4
Adjusted: $73,091

Cost-of-living adjustment: salary × (100 / CoL index). Index of 100 = national average.

Which City Is Right for You?

Choose Des Moines if…

  • Better top-earner potential ($86,134)
  • Larger job market (80 employed)
  • You prefer the Iowa area and lifestyle

Choose Marion if…

  • Higher median salary ($66,074/year)
  • Better purchasing power (CoL-adjusted: $73,091)
  • You prefer the Iowa area and lifestyle

Historical Salary Growth Comparison

Based on BLS OEWS metropolitan area data, occupational therapy assistant salaries in Des Moines grew 13.5% from 2019 to 2025, compared to 16.6% growth in Marion over the same period.

Des Moines, IA

+13.5%

$56,590 (2019) → $64,250 (2025)

Marion, IA

+16.6%

$55,112 (2024) → $64,268 (2025)

View Full Salary Data

Frequently Asked Questions

Which city pays occupational therapy assistants more: Des Moines or Marion?

Marion has a higher median occupational therapy assistant salary at $66,074/year, compared to Des Moines at $66,055/year — a difference of $19 (0.03%).

What is the hourly rate difference between Des Moines and Marion?

Des Moines occupational therapy assistants earn $31.76/hr while Marion hygienists earn $31.77/hr (2026 est.).

Should I relocate from Des Moines to Marion as a occupational therapy assistant?

Consider more than just salary when comparing Des Moines and Marion. Factor in cost of living (CoL-adjusted: Des Moines = $72,033, Marion = $73,091), job availability (80 vs 6 employed), commute, and career growth potential.

What do entry-level occupational therapy assistants earn in Des Moines vs Marion?

Entry-level (10th percentile) occupational therapy assistants earn $52,207 in Des Moines and $47,460 in Marion. The Des Moines area offers higher starting salaries.
JL

Written by Jordan Lee, MS, OTR/L

Career Analyst

Jordan Lee has 10 years of experience as an occupational therapist. Their specialty is working with children with developmental disorders. They have worked in various healthcare settings including schools and rehabilitation facilities.

Clinically reviewed by Maria Gonzalez, COTA/LData verified by Samuel Chen, OTR/L

Methodology & Data Source

All salary figures are 2026 projections based on BLS OEWS May 2025 data. A 2.81% CAGR (derived from 6-year national BLS trends) was applied to estimate current compensation. Cost-of-living adjustments use BEA Regional Price Parity data. Actual salaries vary by employer, certifications, and experience.

Data Sources & Methodology

Source: BLS, OEWS , released .

Compiled and verified by Jordan Lee, MS, OTR/L, a licensed occupational therapy assistant with 10+ years of clinical experience. · View source data at BLS.gov