Hydrologist salary in Idaho
Hydrologists in Idaho earn a median of $78,850 a year ($37.91 an hour), based on BLS data for 160 workers.
Pay ranges from $58,260 for the lowest-paid 10% to $135,380 for the top 10%. That is 18% lower than the national median of $96,600. Idaho ranks 31st of 34 states for hydrologists pay. There are 0.18 hydrologists per 1,000 jobs here — the job is 4.9× more common than nationally. The average (mean) salary is $86,620, above the median because a few high earners pull it up.
Pay range for hydrologists in Idaho
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $58,260 | $28.01 |
| 25th percentile | $63,370 | $30.47 |
| Median | $78,850 | $37.91 |
| 75th percentile | $109,300 | $52.55 |
| 90th percentile (top earners) | $135,380 | $65.09 |
| Average (mean) | $86,620 | $41.64 |
Half of hydrologists earn more than the median and half earn less. Percentiles show the spread: 10% earn less than the 10th percentile, and 10% earn more than the 90th.
Median paycheck, before taxes
| Pay period | Amount |
|---|---|
| Monthly | $6,570.83 |
| Semi-monthly (24 a year) | $3,285.42 |
| Biweekly (26 a year) | $3,032.69 |
| Weekly | $1,516.35 |
| Hourly | $37.91 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Hydrologist salary in cities in Idaho
| Metro area | Median salary | Workers |
|---|---|---|
| Boise City, ID | $88,150 | 80 |
Highest-paying states for hydrologists
| State | Median salary |
|---|---|
| Maryland | $143,010 |
| Virginia | $132,080 |
| New Jersey | $126,680 |
| California | $122,110 |
| Georgia | $121,830 |
| Massachusetts | $119,350 |
| Missouri | $116,100 |
| Alaska | $108,660 |
| Nevada | $107,930 |
| Washington | $105,600 |
Related jobs in Idaho
| Job | Median salary | Hourly |
|---|---|---|
| Environmental Scientists and Specialists, Including Health | $70,350 | $33.82 |
| Chemist | $78,000 | $37.50 |
| Geoscientists, Except Hydrologists and Geographers | $91,170 | $43.83 |
| Atmospheric and Space Scientists | $119,430 | $57.42 |
| Physicist | $135,150 | $64.97 |
| Forest and Conservation Technicians | $53,290 | $25.62 |
| Occupational Health and Safety Specialists | $86,920 | $41.79 |
| Agricultural Technician | $48,870 | $23.50 |
| Food Science Technician | $48,980 | $23.55 |
| Life, Physical, and Social Science Technicians, All Other | $50,600 | $24.33 |
| Soil and Plant Scientists | $95,150 | $45.75 |
| Biological Technician | $42,130 | $20.25 |
| Biological Scientists, All Other | $83,320 | $40.06 |
| Medical Scientists, Except Epidemiologists | $83,010 | $39.91 |
More: Life, Physical, and Social Science Occupations · all salaries in Idaho
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 estimates, occupation code 19-2043. Wages include base pay, tips, commissions and shift pay, but not overtime, bonuses or benefits, and exclude the self-employed.
Frequently asked questions
How much does a hydrologist make in Idaho?
The median salary for hydrologists in Idaho is $78,850 a year, or $37.91 an hour. Pay ranges from $58,260 for the lowest-paid 10% to $135,380 for the top 10%.
How much do the highest-paid hydrologists make in Idaho?
The top 10% of hydrologists in Idaho earn at least $135,380 a year. The top 25% earn $109,300 or more.
What is the starting pay for hydrologists in Idaho?
Entry-level pay (the 10th percentile) is about $58,260 a year, and a quarter of hydrologists earn $63,370 or less.
How many hydrologists work in Idaho?
About 160 hydrologists are employed in Idaho, not counting the self-employed.