Data Scientist
Salary in Washington, D.C.
$107K–$339K across all experience levels. Updated 2025.
DC
Senior Data Scientist · Median
$217K
Base salary · 5–8 years experience
Total comp median: $315K
Salary by experience level — Washington, D.C.
DC's tech market is heavily influenced by government contracting and cybersecurity clearance premiums. Amazon HQ2 in Arlington has elevated the broader DC-area compensation.
$128K
median base salary
$168K
median base salary
$217K
median base salary
$283K
median base salary
| Level | Experience | 25th %ile | Median | 75th %ile |
|---|---|---|---|---|
| Junior | 0–2 yrs | $107K | $128K | $149K |
| Mid Level | 3–5 yrs | $140K | $168K | $195K |
| Senior | 5–8 yrs | $183K | $217K | $256K |
| Staff / Principal | 8+ yrs | $234K | $283K | $339K |
Base salary in USD. Data reflects 2025 compensation benchmarks from Levels.fyi, Glassdoor, LinkedIn Salary, and Zari platform data.
Senior Data Scientist · Total Compensation
$315K
Median total comp (base + equity + bonus)
Total comp range
Negotiation opportunity
$73K
Gap between 25th and 75th percentile for senior Data Scientist in Washington, D.C.
Most candidates who don't negotiate land at the 25th percentile. Strong negotiation moves you toward the 75th — a difference of $73K per year.
How to negotiate a Data Scientist offer in Washington, D.C.
The difference between the 25th and 75th percentile is $73K/year — and it comes down to this conversation.
Anchor above the median
Open at $256K — the 75th percentile. This gives you room to "meet in the middle" at or above the median. Never give a range; ranges get taken at the low end.
Use competing offers as leverage
A competing offer — even from a less preferred employer — is the single most powerful negotiating tool in Washington, D.C.. Get at least one before negotiating.
Negotiate total comp, not just base
Base salary is often the hardest component to move. Signing bonus and equity are frequently more flexible. In Washington, D.C., a $24K signing bonus has the same year-1 value.
Never accept on the call
Ask for the offer in writing and follow up in 24–48 hours. This creates space to counter without pressure. No legitimate employer rescinds an offer because a candidate asked for review time.