Senior Data Scientist salary in Baltimore, MD

Based on 27 certified H-1B filings at DOL wage level III in the Baltimore-Columbia-Towson, MD metro area, FY2025–FY2026. Includes Columbia, Linthicum, Hanover, Ellicott City, Woodlawn.

Also listed as: Machine Learning Scientist

Median salary$139,547

Middle 50%$136.4k–$143.4k

vs. all levels here+27%comparison median $110,000

Filings27FY2025–FY2026 · latest two fiscal years

Salary range

All levels here

$100k$110k$120k$130k$140k$150k$160k$170k$180k

Box: middle 50% of filings. Whiskers: 10th–90th percentile. 99% of filings are between $108,093 and $168,700.

Percentile	Salary
10th	$126,194
25th	$136,390
50th (median)	$139,547
75th	$143,414
90th	$162,013

Salary by year

Median salary

Filings per year

Shaded: FY2025–FY2026, the years behind the figures above. Median shown for years with at least 10 filings. FY2026 covers Q1–Q3 only.

Show as table

Fiscal year	Median	P25	P75	Filings
FY2020	–	–	–	3
FY2021	–	–	–	6
FY2022	–	–	–	7
FY2023	$124,994	$117,875	$131,000	20
FY2024	–	–	–	7
FY2025	$137,779	$126,200	$139,547	13
FY2026	$141,991	$139,547	$144,608	14

Cost of living

Baltimore's median senior Data Scientist salary of $139,547 is worth about $133,600 at national average prices.

Source: BEA Regional Price Parities, 2024 (U.S. = 100; Baltimore = 104.5).

Compared with all workers here

All Data Scientists in the Baltimore, MD area earned a median of $134,320 in May 2025 (1,090 employed). The H-1B median here is $139,547, 4% higher.

Source: U.S. Bureau of Labor Statistics, OEWS metropolitan area estimates. BLS wages include some incentive pay; H-1B figures are base salary.

Employers filing at this level

Employer	Median	Filings
Blend360	too few	4
CVS Health	too few	2
Kforce	too few	2

Employers with at least 2 filings here. Median shown at 10+ filings.

By experience level

Wage level	Median	Filings
Entry-level · Level I	$84,323	69
Mid-level · Level II	$111,925	85
Senior · Level III	$139,547	27
Expert · Level IV	$154,612	22

Median shown when a level has at least 10 filings.

Minimum H-1B salary by level

Wage level	Prevailing wage (most common)	Median offered salary	Filings
Entry-level · Level I	$80,995	$84,323	69
Mid-level · Level II	$103,584	$111,925	85
Senior · Level III	$139,547	$139,547	27
Expert · Level IV	$148,782	$154,612	22

The prevailing wage is the minimum an employer must pay for this job and area. Amounts vary by county within a metro and by wage source.