OT Assistant Salary

Des Moines vs Mason City: Occupational Therapy Assistant Salary (2026)

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

Des Moines, IA
$66,055
$31.76/hr
Mason City, IA
$63,618
$30.59/hr

Side-by-Side Comparison

MetricDes Moines, IAMason City, IA
Median Salary$66,055$63,618
Hourly Rate$31.76$30.59
Entry Level (P10)$52,207$47,056
25th Percentile$60,658$54,907
75th Percentile$78,269$68,081
Top Earner (P90)$86,134$75,321
Total Employed804
Side-by-side bar chart comparing Des Moines ($66,055) and Mason City ($63,618) occupational therapy assistant salaries.Des MoinesMason CityMedian Salary$66,055$63,618Entry Level (P10)$52,207$47,056Top Earner (P90)$86,134$75,321US Median $74,332

Verdict

Des Moines, IA offers better overall compensation for occupational therapy assistants, winning 4 out of 4 metrics compared to Mason City.

The salary gap between Des Moines and Mason City is $2,437 (3.83%). Des Moines's median is -11.14% 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,Mason City spans $28,265. 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
Mason City
P10 (Entry)$47,056
P25$54,907
Median$63,618
P75$68,081
P90 (Top)$75,321

Cost-of-Living Adjusted Comparison

After cost-of-living adjustment, Des Moines ($72,033 effective) pays 2.36% more than Mason City ($70,374 effective).

Des Moines
Nominal: $66,055
CoL Index: 91.701
Adjusted: $72,033
Mason City
Nominal: $63,618
CoL Index: 90.4
Adjusted: $70,374

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

Which City Is Right for You?

Choose Des Moines if…

  • Higher median salary ($66,055/year)
  • Better top-earner potential ($86,134)
  • Larger job market (80 employed)
  • Better purchasing power (CoL-adjusted: $72,033)
  • You prefer the Iowa area and lifestyle

Choose Mason City if…

  • 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 Mason City over the same period.

Des Moines, IA

+13.5%

$56,590 (2019) → $64,250 (2025)

Mason City, IA

+16.6%

$53,064 (2024) → $61,879 (2025)

View Full Salary Data

Frequently Asked Questions

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

Des Moines has a higher median occupational therapy assistant salary at $66,055/year, compared to Mason City at $63,618/year — a difference of $2,437 (3.83%).

What is the hourly rate difference between Des Moines and Mason City?

Des Moines occupational therapy assistants earn $31.76/hr while Mason City hygienists earn $30.59/hr (2026 est.).

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

Consider more than just salary when comparing Des Moines and Mason City. Factor in cost of living (CoL-adjusted: Des Moines = $72,033, Mason City = $70,374), job availability (80 vs 4 employed), commute, and career growth potential.

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

Entry-level (10th percentile) occupational therapy assistants earn $52,207 in Des Moines and $47,056 in Mason City. 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