Skip to content
BankSonar

Chelsea Groton Bank

Groton, CT · Insured depository institution

57

Sonar Score

Watch

out of 100 · from public FDIC data

Reported March 31, 2026. The Sonar Score is an informational signal from public FDIC data — not a rating or financial advice.

Visit bank website ↗

Key figures

Total assets
$1.7B
Total deposits
$1.2B
Branches
14
Return on assets
0.99%
Return on equity
6.37%
Charter type
Insured depository institution
Established
1854
FDIC cert #
18238

How the 57 breaks down

Capital adequacyweight 40%

Capital ratio not reported.

Profitability (ROA)weight 30%

Modest but positive returns.

Return on equityweight 15%

Positive but moderate equity returns.

Scale & stabilityweight 15%

Mid-size institution.

Read the full Sonar Score methodology →

Your deposits at Chelsea Groton Bank

Chelsea Groton Bank is an FDIC-insured institution (Cert #18238). Deposits are insured up to $250,000 per depositor, per ownership category, by the full faith and credit of the US government. Learn how to maximize your coverage →

14 branch locations

904 Poquonnock Rd

Groton, CT 06340

2 Water St

Mystic, CT 06355

116 W Broad St

Pawcatuck, CT 06379

904 Poquonnock Rd

Groton, CT 06340

391 Norwich Westerly Rd

North Stonington, CT 06359

20 Hartford Rd

Salem, CT 06420

444 W Main St

Norwich, CT 06360

21 Pennsylvania Ave

Niantic, CT 06357

157 Boston Post Rd

Waterford, CT 06385

50 N Stonington Rd

Mystic, CT 06355

50 Town St

Norwich, CT 06360

156 Willimantic Rd

Baltic, CT 06330

Sponsored · we may earn a commission

Earning enough on your savings?

Many big-bank savings accounts pay near 0%. Compare today's top high-yield savings and CD rates from FDIC-insured banks before you decide where to keep your cash.

Compare savings rates

Other banks in Connecticut

All Connecticut banks →