OT Assistant Salary

Occupational Therapy Assistant Salary in Castle Rock, CO: $75,651 (2026)

Quick Answer:A full-time occupational therapy assistant in Castle Rock, CO earns a median $75,651/year (≈ $36.37/hour) in nominal terms for 2026 — projected from BLS OEWS 2025 (SOC 31-2011). Once you factor in Castle Rock's price level (5% above national, BEA RPP 105.0), that paycheck buys what $72,049 would nationally. Nominal pay sits 1.5% below the Colorado state average.

$75,651
Median Annual Salary
$36.37/hr
Median Hourly Rate
$56,263
Entry Level (P10)
$90,401
Top Earners (P90)

Based on BLS state-level estimates · View source

Occupational Therapy Assistant Salary in Castle Rock, CO — 2026 est., based on 2025 BLS
Castle Rock, CO occupational therapy assistant salary overview (2026 est., based on 2025 BLS)

In 2026, the estimated median annual salary for occupational therapy assistants in Castle Rock, Colorado, stands at $75,651, which slightly surpasses the national median of $74,332. Salary ranges reflect the local market dynamics, with entry-level positions starting around $56,263 and top earners potentially earning up to $90,401. These figures, based on 2025 BLS data projected to 2026, account for the local cost of living adjustments, which are influenced by Castle Rock's above-average cost of living index of 105. As those in the field consider pursuing further education, such as the COTA-to-MOT bridge program, the potential for increased lifetime earnings enhances the value of this investment in their careers.

About the Castle Rock Market

Salary estimated from Colorado average ($68,000) adjusted for local cost of living.

Salary Breakdown

PercentileAnnualHourly
Entry Level (P10)$56,263$27.05
Lower Range (P25)$66,026$31.75
Median (P50)(typical)$75,651$36.37
Upper Range (P75)$81,038$38.96
Top Earners (P90)$90,401$43.46

Median Salary Position

$56,263$90,401
City Median: $75,651
National: $74,332
P10–P90 Range

1.77% above the national average

2026 Salary Percentile Distribution in Castle Rock

Vertical bar chart of 10th through 90th percentile salaries for occupational therapy assistants in Castle Rock. The median salary is $75,651, compared to the national median of $74,332.$50.6K$61.7K$72.8K$83.8K$94.9K$56.3K10th Pctl$66.0K25th Pctl$75.7KMedian$81.0K75th Pctl$90.4K90th PctlUS Median$74.3K

In Castle Rock, CO, the occupational therapy assistant salary spread from the 10th to 90th percentile is $34,138 (2026 est.). At $75,651, the local median is 1.77% above the national median of $74,332.

Source: BLS OEWS projected to 2026. Percentiles reflect the distribution of occupational therapy assistant pay in the Castle Rock metro area.

Salary Calculator

8 hrs (1 day)24 hrs (3 days)40 hrs (full-time)
$1,455
per week
$6,305
per month
$75,658
per year

At 40 hours/week in Castle Rock: You'd be above the median

How Castle Rock Occupational Therapy Assistant Pay Compares

Castle Rock median: $75,651/year (2026)

Compared ToMedian SalaryCastle Rock Pays
Colorado Average$76,803-1.50% less
National Average$74,332+1.77% more
Horizontal bar chart comparing occupational therapy assistant median salary in Castle Rock ($75,651) with Colorado average ($76,803) and the US national median ($74,332).Castle Rock$75,651Colorado Avg$76,803-1.50%US National$74,332+1.77%

Occupational Therapy Assistants in Castle Rock, CO earn a median of $75,651 per year (2026 est.), which is 1.77% higher than the national median of $74,332 and 1.50% below the Colorado state average of $76,803.

Cost-of-Living Adjusted Salary

$75,651
Nominal Salary
105
CoL Index
$72,049
Adjusted Salary

Castle Rock has a cost of living 5.00% above the national average.

Adjusted salary = nominal × (100 / CoL index). CoL index: 100 = national average.

The nominal salary is $75,651. After adjusting for a cost-of-living index of 105, the purchasing-power equivalent is $72,049, a loss of $3,602.$61.2K$67.7K$74.1K$80.6K$87.0K$75,651NominalSalary$72,049CoL Adjusted(CoL: 105) -4.76%US Median $74.3K

Castle Rock, CO has a cost-of-living index of 105 (above the national average of 100). While the nominal salary of $75,651 is competitive, the higher cost of living reduces purchasing power to an effective $72,049 — a 4.76% reduction.

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2019 BLS Actual

$62,602

2025 BLS Actual

$73,583

2026 Current Est.

$75,651

2019–2027 Growth

+24.2%

Salary Trajectory for Occupational Therapy Assistants in Castle Rock (20192027)

2019–2025: actual BLS OEWS data for this metro area. 2026+: CAGR 2.81% projection.

BLS Actual Estimated Projected
Salary trajectory chart for occupational therapy assistants in Castle Rock. Baseline $62,602 in 2025, projected to $77,776 by 2027.$59.6K$64.9K$70.2K$75.5K$80.8K2019202020212022202320242025202620272025 BLS$62.6K$64.1K$62.8K$65.4K$68.2K$70.3K$73.6K$75.7K$77.8K
YearAnnual SalaryStatus
2019$62,602Actual
2020$64,057Actual
2021$62,825Actual
2022$65,390Actual
2023$68,199Actual
2024$70,333Actual
2025$73,583Actual
2026(current)$75,651Estimated
2027$77,776Projected

Based on 7 years of BLS OEWS data for the Castle Rock metropolitan area, the median occupational therapy assistant salary grew 17.5% from $62,602 (2019) to $73,583 (2025). At a 2.81% compound annual growth rate, salaries are projected to reach $77,776 by 2027 — a total increase of $15,174 (24.24%) from 2019.

Note: Historical values (20192025) are actual BLS OEWS figures for the Castle Rock metropolitan area, sourced from annual Occupational Employment and Wage Statistics surveys. 20262026 figures are current estimates, and 2027 values are projections, calculated using a 2.81% CAGR derived from 7-year BLS historical data. Actual salaries may vary based on employer, experience, certifications, and local market conditions.

Salary by Experience Level

ExperienceEstimated Salary Range
0-2 years (New Graduate)$56,263$66,026
3-5 years (Mid Career)$66,026$75,651
5+ years (Experienced)$75,651$81,038
10+ years (Top Earner)$81,038$90,401

OTA salary ranges estimated from BLS percentile data. Individual occupational therapy assistant compensation varies by employer, certifications, and specialization.

Occupational Therapy Assistant Job Market in Castle Rock

Currently, Castle Rock employs 14 occupational therapy assistants, indicating a competitive job market despite the recent 15% Medicare reimbursement cut for OTA-provided services. This cut has notably impacted the pay structure within skilled nursing facilities and outpatient settings, leading to a wider disparity between low and high salaries. For instance, hospital inpatient rehabilitation settings generally offer higher compensation compared to school district contracts or early intervention programs, largely due to expectations around productivity and the specific demands of the environment. The cost of living, sitting slightly above the national average, necessitates strategic planning for take-home earnings. COTAs looking to maximize their pay in Castle Rock may benefit from pursuing roles that provide weekend premiums, specializing in areas like home health where demand remains robust, and considering year-round contracts instead of school-year positions for more consistent income.

Frequently Asked Questions

How much do occupational therapy assistants make in Castle Rock, CO in 2026?

The estimated 2026 median occupational therapy assistant salary in Castle Rock is $75,651/year ($36.37/hour), based on estimated 2026 salary (projected from 2025 BLS data at 2.81% annual growth). Salaries range from $56,263 at entry level (10th percentile) to $90,401 for experienced top earners (90th percentile). This puts Castle Rock at 1.8% above the national median. Full-time occupational therapy assistants typically work 2,080 hours per year, though many positions offer part-time schedules with flexible hours across multiple practices.

Is Castle Rock, CO a good place to work as a occupational therapy assistant?

Castle Rock occupational therapy assistant salaries are 1.8% above the national average and 1.5% below the Colorado state average. The metro area employs approximately 14 occupational therapy assistants. With a cost-of-living index of 105, you should factor in higher living costs when evaluating compensation. Job availability depends on population density, the number of practices, and retirement turnover in the area.

Can occupational therapy assistants make $100K in Castle Rock?

The median occupational therapy assistant salary in Castle Rock is $75,651, and the 90th percentile earns $90,401. Reaching $100K in this market typically requires a combination of advanced certifications, working at multiple practices, or transitioning into education or consulting roles.

What is the cost-of-living adjusted occupational therapy assistant salary in Castle Rock?

After adjusting for Castle Rock's cost-of-living index of 105 (where 100 equals the national average), the $75,651 nominal salary has purchasing power equivalent to $72,049 in an average-cost city. This means living costs in Castle Rock reduce the effective value of your salary by 4.8% compared to the national average — consider negotiating higher base pay or exploring nearby lower-cost metros.

How much does a occupational therapy assistant make per hour in Castle Rock?

Occupational Therapy Assistants in Castle Rock earn a median hourly rate of $36.37, which translates to approximately $75,651/year for full-time work (40 hours/week, 2,080 hours/year). Hourly rates range from $27.05 for entry-level positions to $43.46 for the most experienced practitioners. Part-time and per diem occupational therapy assistants sometimes command premium hourly rates because practices need flexible scheduling coverage.

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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

Salary figures on this page are 2026 projections based on the Bureau of Labor Statistics Occupational Employment and Wage Statistics (OEWS) survey, May 2026 release. The BLS reported a median annual salary of $73,583 for occupational therapy assistantsin the Castle Rock metropolitan area. A 2.81% compound annual growth rate (CAGR), calculated from 6-year national BLS wage trends, was applied to project current 2026 compensation. Percentile ranges (P10–P90) represent the full salary distribution across experience levels and practice settings in this market.

Data Sources & Methodology

Salary data for Castle Rock is estimated from official BLS state-level occupational wage data (2025), adjusted for regional cost-of-living differences using BEA RPP (Regional Price Parities).

View estimation methodology

2026 figures are projected from 2025 BLS data using a compound annual growth rate (CAGR) of 2.81%, derived from historical BLS wage trends for occupational therapy assistants (SOC 31-2011).

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

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