Main Street Bank Online Banking Login

Main Street Bank is a wholly owned subsidiary of Marlborough Bancshares Inc organized in 1860 as the Marlborough Savings Bank. The bank provides an array of banking services and products to its customers through online banking platform, ATM Centers and 16 full-service branch locations. It is headquartered in Marlborough, Massachusetts. The customer deposits in the bank are insured by FDIC.

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Main Street Bank Online Banking provides you the convenience of managing and controlling your bank account as well as your and finances whenever you want to, wherever you want to. So, banking is just a click away. The bank uses SSL Protocols and multi-layer security structures to guard the customer information. The guide below will show you the steps Main Street Bank customers take to log in, reset forgotten password and enroll in the online banking service.


If you have an online banking account, you can follow the steps below to log in:

Step 1 – Click this link to access the bank website

Step 2 – In the Online Banking Secure Login section, click Personal Login link

Step 3 – Enter your User ID then click Continue

Step 4 – Click Continue with Security Code.

Step 5 – Select how to receive the One-Time Security Code then click Continue

Once your code is verified, you will be able to proceed and enter your login password.


Over time customers tend to forget their online banking login credentials, it is not a big issue that one should worry about. If you’ve forgotten your Online Banking password, simply enter your User ID and click on the “Forgot your password?” link under where you are asked to enter your password. You will be prompted to choose a verification method by which a Secure Access Code will be sent to you. Once you enter the Secure Access Code, you will be able to change your password.


Personal banking customers of Main Street Bank can enroll in the bank online banking service by following the simple guide below:

Step 1 – Under Online Banking Secure Login panel, click Enroll Now link

Step 2 – Select account type, review and agree to the Online Banking Agreement and Disclosure then click Continue. 

Step 3 – Enter the Online Banking Enrollment details then click Continue

You will be guided through the enrollment process once your details are validated in the bank files.


Any customer with an online banking account is able to:

  • Check balances
  • Transfer funds
  • Open new accounts
  • Issue stop payment requests
  • Reconcile your accounts quickly
  • Pay bills from any of your Main Street Bank Savings checking accounts
  • Easy money transfers between accounts at different financial institutions


Federal Holiday Schedule for 2023 & 2024

These are the federal holidays of which the Federal Reserve Bank is closed.
Main Street Bank and other financial institutes are closed on the same holidays.

Holiday 2023 2024
New Year's Day January 2 January 1
Martin Luther King Day January 16 January 15
Presidents Day February 20 February 19
Memorial Day May 29 May 27
Juneteenth Independence Day June 19 June 19
Independence Day July 4 July 4
Labor Day September 4 September 2
Columbus Day October 9 October 14
Veterans Day November 10 November 11
Thanksgiving Day November 23 November 28
Christmas Day December 25 December 25

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