TL;DR

  • BLS reports Maryland Data Scientist median pay at $124,340. Adjusted for state cost of living, real purchasing power equals $118,870.
  • BLS percentile breakdown: P10 $77,230 · P25 $97,850 · P75 $160,980 · P90 $199,020.
  • Cost of living tracks roughly with the national index, so nominal and real wages stay close.
  • Nominal: #8/51 · Real: #13/51 — ranking shifts by 5 positions after RPP.

Wage breakdown — Maryland

Percentile Nominal (BLS) Real (BEA RPP-adjusted)
P10 (entry tier)$77,230$73,832
P25 (lower quartile)$97,850$93,545
P50 (median)$124,340$118,870
P75 (upper quartile)$160,980$153,898
P90 (top tier)$199,020$190,264
Mean$135,370$129,414
Employment3,400 Data Scientists in Maryland

Cost of living — BEA Regional Price Parity

ComponentMaryland index (US = 100)
All-items RPP104.6
Goods103.2
Services108.7
Rents119.9

Maryland's overall RPP (104.6) is close to the national 100 baseline; nominal and real wage move roughly together.

After-tax take-home — Maryland (2024 BLS · 2024 tax year, single filer)

Layer-by-layer take-home math at the BLS median

LayerAmountNote
Gross BLS P50 (Data Scientist)$124,340nominal median
Federal income tax−$18,66015.0% effective; std deduction $15,750 applied
State income tax−$5,7872–5.75% (graduated, +county piggyback 2.25–3.2%)
FICA (SS 6.2% + Medicare 1.45%)−$9,512SS capped at $183,600 wage base
Take-home (after-tax)$90,38172.7% of gross
Real take-home (RPP-adjusted)$86,405÷ (104.6 / 100) BEA cost-of-living

What the Maryland state-tax burden means for Data Scientist take-home

Mid-band state-tax burden at 4.7% effective. Combined with federal and FICA, take-home is $90,381 (72.7% of gross). After the 104.6 RPP, real take-home is $86,405. Local-tax overlay: Maryland counties piggyback 2.25–3.2% on state liability — Baltimore City and Howard / Montgomery / PG counties at the top of the range.

Computed from 2026 IRS federal brackets (Rev. Proc. 2025-32), 2026 state DOR brackets, and 2026 FICA rates. Single filer, standard deduction, no other adjustments. See methodology · tax for limitations (married filers, ITM/SALT itemizers, retirement deferrals, HSA, dependent credits, etc.).

National context

Across the United States, BLS reports a national median of $112,590 for Data Scientists with mean pay of $124,590 and total employment of 233,440. Maryland sits at #8 on nominal pay and #13 on real (cost-adjusted) pay among the 51 states and DC. After cost adjustment, Maryland falls 5 positions — the cost premium eats into the headline wage.

Frequently asked questions

How much does a Data Scientist make in Maryland?
BLS reports a median annual wage of $124,340 for Data Scientists in Maryland as of the latest OES release. That is the 50th-percentile figure — half earn more, half earn less. The 25th-percentile is $97,850 and the 75th-percentile is $160,980.
What is the real (cost-adjusted) Data Scientist salary in Maryland?
After BEA RPP adjustment (regional price parity index 104.6 for Maryland), the real-wage equivalent is $118,870 — what the $124,340 nominal salary actually buys. Quartiles in real terms: $93,545 to $153,898.
How many Data Scientists does Maryland employ?
BLS OES counts 3,400 Data Scientists employed in Maryland in the most recent release. Employment density relative to population determines whether wage tiers reflect a robust competitive market or a thinner labor pool.
Where does Maryland rank for Data Scientist pay?
On nominal BLS wages alone, Maryland ranks among the 51 states and DC by median pay. After the BEA cost-of-living adjustment the ordering changes — high-cost states fall, low-cost states rise. Both rankings are shown in the data table on this page.
How wide is the wage spread in Maryland?
P10 to P90 spans $77,230 to $199,020. That spread captures entry-level to top-quartile pay, including specialty differentials and metro-area variance within the state.
When does this data update?
BLS OES releases a new May reference set roughly each spring; we re-run the ETL pipeline within two weeks of release. BEA RPP refreshes annually. The last-synced timestamp at the top of this page reflects the most recent build.
Data scientist vs data analyst pay in Maryland — what's the gap?
BLS reports them under different SOC codes (15-2051 for data scientists, 13-1161 for market/data analysts). In Maryland, the data scientist median typically runs 30-60% above the data analyst median, reflecting heavier ML/statistics requirements, deeper SQL/Python depth expectations, and stronger industry placement in tech and finance.

Sources & methodology

  • U.S. Bureau of Labor Statistics — Occupational Employment and Wage Statistics (OES), SOC 15-2051, 2024 reference period.
  • U.S. Bureau of Economic Analysis — Regional Price Parities, 2023 vintage (all-items, goods, services, rents).
  • Real-wage figures = nominal BLS wage ÷ (state RPP / 100).
  • See the methodology page for full computation details and limitations.

Cross-comparison: see how Maryland Data Scientist pay ranks against the other 254 state × occupation pages on the Real Wage Atlas → — four-way ranking by real wage, after-tax take-home, state-tax savings, and cost-of-living arbitrage.