Mainstreet Credit Union Limited logo

Mainstreet Credit Union Limited

Personal, business, and ag banking in small-town Ontario

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HQ: Chatham, ON
519-436-4590

Overview

Mainstreet Credit Union is a member-owned credit union serving Southwestern Ontario, formed through the merger of community credit unions in the Chatham, London, Sarnia and Goderich areas.

Founded
2014
Members
25,000
Assets
$1.1 billion
Branches
11

No-Fee Chequing Accounts

$15.95/mo
Standard monthly fee

$15.95/mo

Standard monthly chequing fee. No free-tier option available at this credit union.

Other account options may be available. Visit Mainstreet Credit Union Limited's website for full pricing.

Current Rates

Verified (Official Source)· Last checked Jul 2, 2026 (13d ago)
High Interest Savings0.90%up to
1-Year GIC3.20%
3-Year GIC3.55%
5-Year Fixed Mortgage4.64%

GIC Rate Ladder

TermRate
1-Year GIC3.20%
3-Year GIC3.55%
5-Year GIC3.65%
See detailed rate history per product

Pros

  • • Deposit insurance up to $250,000 per category through FSRA
  • • Solid digital banking with mobile app, online banking, and Interac e-Transfer
  • • Surcharge-free ATM access through THE EXCHANGE Network

Cons

  • • No no-fee chequing option, all chequing accounts carry a monthly fee
  • • Digital banking is functional but less polished than top-tier credit unions

Best For

Residents of ON looking for a local banking alternativeHomebuyers seeking competitive mortgage ratesMembers wanting full-service banking with investment options

Products & Accounts

Chequing
Savings
GICs
RRSP
TFSA
RRIF
Mortgages
Personal Loans
Credit Cards
Business
Investments
Insurance

Membership Eligibility

StatusRestricted
Requirements:

Ontario residents

Open to residents of Ontario. Membership requires purchase of a membership share.

Membership Share (Fee)$5 share purchase

Deposit Protection

Insuring Body

FSRA

Coverage Limit

Unlimited in registered accounts. $250,000 per category in non-registered.

Financial Services Regulatory Authority of Ontario (FSRA) provides unlimited protection in registered accounts and up to $250,000 per category in non-registered accounts at Ontario credit unions.

Digital & Access

  • Mobile App
  • Online Banking
  • Interac e-Transfer
  • ATM NetworkTHE EXCHANGE Network
  • Digital Ratingfair
About This Data

Rate and eligibility data is gathered from official credit union websites and verified comparison sources. Always verify rates directly on the official website before making financial decisions.

Official Website