Hydrologist salary in Maryland
Hydrologists in Maryland earn a median of $143,010 a year ($68.75 an hour), based on BLS data for 90 workers.
Pay ranges from $84,590 for the lowest-paid 10% to $189,260 for the top 10%. That is 48% higher than the national median of $96,600. Maryland ranks 1st of 34 states for hydrologists pay, one of the best-paying states for this job. There are 0.03 hydrologists per 1,000 jobs here — close to the national average. The average (mean) salary is $145,970, above the median because a few high earners pull it up.
Pay range for hydrologists in Maryland
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $84,590 | $40.67 |
| 25th percentile | $113,800 | $54.71 |
| Median | $143,010 | $68.75 |
| 75th percentile | $175,780 | $84.51 |
| 90th percentile (top earners) | $189,260 | $90.99 |
| Average (mean) | $145,970 | $70.18 |
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 | $11,917.50 |
| Semi-monthly (24 a year) | $5,958.75 |
| Biweekly (26 a year) | $5,500.38 |
| Weekly | $2,750.19 |
| Hourly | $68.75 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Hydrologist salary in cities in Maryland
| Metro area | Median salary | Workers |
|---|---|---|
| Washington-Arlington-Alexandria, DC-VA-MD-WV | $152,730 | 50 |
| Baltimore-Columbia-Towson, MD | $138,020 | 50 |
| Philadelphia-Camden-Wilmington, PA-NJ-DE-MD | $85,540 | 70 |
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 Maryland
| Job | Median salary | Hourly |
|---|---|---|
| Chemist | $140,670 | $67.63 |
| Physical Scientists, All Other | $141,290 | $67.93 |
| Environmental Scientists and Specialists, Including Health | $84,190 | $40.48 |
| Physicist | $174,390 | $83.84 |
| Astronomer | $132,620 | $63.76 |
| Atmospheric and Space Scientists | $128,800 | $61.92 |
| Geoscientists, Except Hydrologists and Geographers | $110,510 | $53.13 |
| Materials Scientist | $112,400 | $54.04 |
| Medical Scientists, Except Epidemiologists | $106,000 | $50.96 |
| Biological Scientists, All Other | $121,680 | $58.50 |
| Life, Physical, and Social Science Technicians, All Other | $68,390 | $32.88 |
| Biological Technician | $52,900 | $25.44 |
| Social Scientists and Related Workers, All Other | $131,810 | $63.37 |
| Occupational Health and Safety Specialists | $91,820 | $44.14 |
More: Life, Physical, and Social Science Occupations · all salaries in Maryland
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 Maryland?
The median salary for hydrologists in Maryland is $143,010 a year, or $68.75 an hour. Pay ranges from $84,590 for the lowest-paid 10% to $189,260 for the top 10%.
How much do the highest-paid hydrologists make in Maryland?
The top 10% of hydrologists in Maryland earn at least $189,260 a year. The top 25% earn $175,780 or more.
What is the starting pay for hydrologists in Maryland?
Entry-level pay (the 10th percentile) is about $84,590 a year, and a quarter of hydrologists earn $113,800 or less.
How many hydrologists work in Maryland?
About 90 hydrologists are employed in Maryland, not counting the self-employed.