Salary guide, May 2025
Industrial Refrigeration (Ammonia) Technician pay in Ames, IA
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The median annual wage for Heating, Air Conditioning, and Refrigeration Mechanics and Installers in Ames, IA was $60,430 (U.S. Bureau of Labor Statistics, OEWS, May 2025). The middle half of workers earned between $49,840 and $73,540.
The Ames, IA median is $580 below the national median of $61,010, both from BLS May 2025.
Broader occupation · SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers
The Industrial Refrigeration (Ammonia) Technician title maps to the published occupation. BLS does not separate this process, credential, shift or plant-specific title from other work in the occupation.
What should you know about ames, IA?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $41,290 | $49,840 | $60,430 | $73,540 | $79,890 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $19.85 | $23.96 | $29.05 | $35.36 | $38.41 |
BLS estimated 190 workers employed in this occupation in Ames, IA. Location quotient: 1.29.
What should you know about united States?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $40,050 | $48,360 | $61,010 | $77,060 | $95,210 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $19.25 | $23.25 | $29.33 | $37.05 | $45.78 |
What should you know about role pay against all occupations here?
The published Industrial Refrigeration (Ammonia) Technician median is $60,430. The all-occupations median in Ames, IA is $50,220. Ratio: 1.20 (role median divided by all-occupations median, same units, BLS May 2025). Location quotient 1.29 measures how concentrated this occupation's employment is here against the nation. It is not a wage index.
What should you know about two BLS releases?
| Release period | 25th | Median | 75th |
|---|---|---|---|
| May 2024 | $49,260 | $60,980 | $70,460 |
| May 2025 | $49,840 | $60,430 | $73,540 |
These are two separate BLS estimates from different survey panels. The workers and employers behind them differ, so the gap is not like-for-like pay for the same workers and is not a growth rate. We show no percentage change.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers, Ames, IA. Official occupation data · Official area tables. Released 2026-05-15.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers, U.S.. Official occupation data · Official area tables. Released 2026-05-15.
What should you know about nearby areas?
| Area | Median | 25th to 75th |
|---|---|---|
| Des Moines-West Des Moines, IA | $62,640 | $49,540 to $80,080 |
| Waterloo-Cedar Falls, IA | $60,400 | $48,200 to $79,710 |
All roles in Ames, IA · National page · Industrial Refrigeration (Ammonia) Technician ranked across metros