As of August 01, 2026, the average salary for an Inside Sales Development Assistant I in Colorado is $42,000 per year, which breaks down to an hourly rate of $20.
However, an Inside Sales Development Assistant I's salary can vary significantly. Here’s a look at the typical salary range:
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An Inside Sales Development Assistant I's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location, and company size can directly affect your earning potential.
Experience is a primary driver of an Inside Sales Development Assistant I's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here's how the average salary grows at different career stages:
| Job Role | Years of Experience | Average Salary |
|---|---|---|
| Inside Sales Development Assistant I | 0-1 years | $41,971 |
| Inside Sales Development Assistant II | 1-3 years | $47,519 |
| Inside Sales Development Assistant III | 3-5 years | $54,853 |
| Inside Telephone Sales Supervisor | 5+ years | $73,117 |
| Inside Sales Development Senior Supervisor | 5+ years | $89,740 |
What Am I Worth?
Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract Inside Sales Development Assistant Is. For example, consider the average annual salaries in these key locations:
Inside Sales Development Assistant I salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $47,017. While startup companies pay approximate $39,775.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $39,775 |
| Growth Stage | 51~500 | $42,067 |
| Established | 501~5000 | $45,403 |
| Enterprise | 5000+ | $47,017 |
For Inside Sales Development Assistant I roles, the industry you choose can affect earning potential by as much as 38% (the gap between the highest and lowest paying industries). Data shows that the Transportation and Telecom sectors offer the strongest compensation, at 19% above the average. In contrast, Inside Sales Development Assistant positions in Aerospace & Defense or Biotechnology typically offer lower base pay, as these industries often view Inside Sales Development Assistant I as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Transportation | $49,980 | $24.0 | 19% |
| Telecom | $49,140 | $24.0 | 17% |
| Software & Networking | $48,300 | $23.0 | 15% |
| Retail & Wholesale | $47,460 | $23.0 | 13% |
| Pharmaceuticals | $46,620 | $22.0 | 11% |
Understanding how an Inside Sales Development Assistant I's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.
Last Updated on August 01, 2026Promotions are the fastest way to increase your earnings. As an Inside Sales Development Assistant I, you have the following paths for advancement. The table below compares the salary raises for common next-step roles. By comparing these figures, you can choose the career path that best meets your financial goals.
| Next Step Role | Estimate Salary | Projected Raise |
|---|---|---|
| E- Commerce Strategic Sales Manager | $91,800 | 119% |
| Inside Sales Development Assistant II | $47,600 | 13% |
Ready to take the next step in your career? Browse thousands of current Inside Sales Development Assistant I job openings on our job board. Use the search bar below to find your perfect match.
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