How much does a Data Scientist make in Connecticut?

The average Data Scientist salary in Connecticut is around $145,000 per year. After federal taxes, FICA, and Connecticut state taxes, your estimated take-home pay is approximately $102,474 annually ($8,539/month).

What is the take-home pay for a Data Scientist in Connecticut?

On a $145,000 salary in Connecticut, your take-home pay is approximately $102,474/year or $8,539/month. Federal tax: $23,534. State tax: $7,900. FICA: $11,093.

Is $145,000 a good Data Scientist salary?

$145,000 is a strong salary for a Data Scientist — above the national median. In Connecticut, demand for this role is active.

How do Connecticut taxes affect Data Scientist salaries?

Connecticut levies state income tax on top of federal taxes. Your estimated state tax on $145,000 is $7,900. Your total effective tax rate is approximately 29.3%.

What are the career growth prospects for Data Scientists?

36% growth through 2032 (much faster than average). Related roles include: ML Engineer, Data Analyst, AI Engineer, Research Scientist.

How can a Data Scientist in Connecticut reduce their tax bill?

Maximize your 401(k) contribution ($24,500 in 2026) to reduce taxable income. An HSA ($4,400 single / $8,750 family) adds further pre-tax savings. These strategies can save thousands annually — use our calculator to see your exact savings.

Tech

Data Scientist Salary in Connecticut (2026)

Average Data Scientist pay in Connecticut

$145,000/year

≈ $70/hour before tax

After tax (single filer)

$102,474/year

$8,539/month · effective tax rate 29.33%

Federal $23,534
State $7,900
FICA $11,093
Take-home

Pay by role in Connecticut

Staff / Principal Quant / DS$215,000–$385,000+ TC
Senior Quant DS (Bridgewater Westport)$172,000–$295,000+ TC
Senior Quant DS (AQR / Point72 / Tudor)$165,000–$285,000+ TC
Senior DS (Travelers / Aetna / Cigna)$118,000–$185,000+ bonus
Senior Actuary / Predictive Modeler$135,000–$215,000+ bonus
Senior DS (Charter / Synchrony / Stamford)$120,000–$185,000+ TC

See all 11 roles with notes

See the full tax breakdown

Category	Amount
Annual Take-Home Pay	$102,474
Monthly Take-Home Pay	$8,539
Biweekly Take-Home Pay	$3,941
Hourly Take-Home Pay based on 2,080 hrs/year	$49/hr
Federal Tax	$23,534
State Tax	$7,900
FICA Taxes	$11,093
Effective Tax Rate total taxes ÷ gross salary	29.33%

Estimates only — not tax advice. · Full disclaimer →

Not all Data Scientists earn the same — not even close

Connecticut's data science market is anchored by Fairfield County hedge fund + quant cluster (Bridgewater Associates Westport HQ + Ray Dalio + the substantial Bridgewater systematic macro + Pure Alpha + All Weather + AQR Capital Greenwich + Cliff Asness factor + risk parity + Point72 Asset Management Stamford + Steven A. Cohen Cubist quant + Tudor Investment Greenwich + Paul Tudor Jones + Lone Pine Capital Greenwich + Steve Mandel long-short equity), Hartford insurance + actuarial + claims analytics (Travelers Hartford + Aetna CVS Health Hartford + Cigna Bloomfield + Hartford Financial Group + UnitedHealthcare CT + the substantial Hartford insurance + actuarial analytics + the substantial post-2020 insurance AI underwriting), Charter Communications Stamford + Synchrony Financial Stamford analytics, Yale-New Haven Health + Hartford HealthCare + Trinity Health Of New England + UConn Health healthcare analytics, Pratt & Whitney + Electric Boat + Sikorsky cleared analytics, plus Yale Department of Statistics + Yale School of Management + UConn Department of Statistics + the substantial CT quant pipeline.

Staff / Principal Quant / DS

$215,000–$385,000+ TC

Senior IC at Bridgewater + AQR + Point72 + Tudor · multi-domain quant

Senior Quant DS (Bridgewater Westport)

$172,000–$295,000+ TC

Bridgewater · systematic macro + Pure Alpha + All Weather + risk parity

Senior Quant DS (AQR / Point72 / Tudor)

$165,000–$285,000+ TC

AQR Greenwich + Point72 Stamford + Tudor Greenwich + Lone Pine factor

Senior DS (Travelers / Aetna / Cigna)

$118,000–$185,000+ bonus

Hartford insurance analytics · actuarial + claims + underwriting AI

Senior Actuary / Predictive Modeler

$135,000–$215,000+ bonus

CT insurance actuarial · SOA FSA + CAS FCAS · the substantial Hartford

Senior DS (Charter / Synchrony / Stamford)

$120,000–$185,000+ TC

Stamford telecom + finance · Charter + Synchrony + UBS analytics

Senior DS (Yale-New Haven / Hartford HealthCare)

$108,000–$165,000+ bonus

YNHH + Hartford HC + Trinity + Yale-IBM partnership · clinical + claims

Senior DS (Cleared / Pratt & Whitney / EB / Sikorsky)

$132,000–$210,000+ TC

Cleared analytics · P&W engine + EB submarine + Sikorsky · TS/SCI premium

Senior ML / Decision Scientist

$140,000–$215,000+ TC

Bridgewater + AQR + Travelers + Charter · forecasting + experimentation

Mid-Level Data Scientist (3-6 yrs)

$98,000–$148,000

Functional IC at CT major employers · transitioning to senior band

Junior Data Scientist (0-3 yrs)

$78,000–$108,000

Yale Statistics + UConn Statistics + Trinity + Wesleyan stats · entry

Worth knowing: Fairfield County hedge fund quant + Hartford insurance actuarial + claims analytics + Yale-IBM healthcare analytics tri-anchor is one of the country's distinctive concentrated US single-state hedge fund quant + insurance actuarial + healthcare DS cluster and a feature most national DS surveys understate for CT. Fairfield County hedge fund quant (Bridgewater Associates Westport HQ ~1.5K + the substantial post-2024 Bridgewater Pure Alpha + All Weather + risk parity + the substantial Bridgewater Ray Dalio + AQR Capital Greenwich + the substantial AQR factor + risk parity quant + Point72 Asset Management Stamford + the substantial Point72 Cubist Systematic quant + Tudor Investment Greenwich + Lone Pine Capital Greenwich + the substantial CT hedge fund alley as one of country's largest US hedge fund concentrations). Hartford insurance + actuarial + claims analytics (Travelers Hartford + Aetna CVS Health Hartford + Cigna Bloomfield + Hartford Financial Group + UnitedHealthcare CT + the substantial Hartford as one of country's largest US insurance HQ city + the substantial post-2020 insurance AI underwriting + claims + the substantial post-2024 Hartford GenAI underwriting). Yale-New Haven Health + Hartford HealthCare + Yale-IBM Watson Health partnership healthcare DS. Pratt & Whitney + Electric Boat + Sikorsky cleared DS. Charter + Synchrony Stamford. CT progressive top 6.99% + CT NOT a RTW state + CT property tax ~2.00% anchor the CT DS proposition.

Sources & Methodology

Salary figures are market estimates for Data Scientists in Connecticut and vary by employer, specialty, seniority, and metro. Take-home math assumes a single filer with no dependents, the standard deduction, and Connecticut 2026 state rates. Local taxes, insurance premiums, and pre-tax contributions will move your number — run the calculator for your own situation.