MainStreet Bank
Headquarters: Fairfax, Virginia
Overview
MainStreet Bank is an FDIC-insured bank headquartered in Fairfax, Virginia. It reported $2.24B in assets and $1.94B in deposits for the period ending June 30, 2026. Bankular currently lists 7 branch locations.
What Bankular checked
These dates identify the official records and review steps supporting this profile.
Quarterly change
What changed since the previous report
March 31, 2026 to June 30, 2026
These comparisons use consecutive official regulatory reporting periods. A change is descriptive and is not a recommendation or safety rating.
Financial indicators
Capital, profitability and credit quality
These are the latest reported capital, profitability and credit-quality measures available for this institution. Read the figures together rather than as a single safety rating.
Branch footprint
Where MainStreet Bank has branches
Explore the cities with the most currently listed locations. Branch hours can change, so confirm current lobby, drive-through and appointment hours with the institution before visiting.
Locations
Find a branch of MainStreet Bank
Arlington Branch
1000 N Highland St, Arlington, Virginia, 22201
Full-service branch · Opened April 6, 2010
Dc
1130 Connecticut Ave NW, Washington, District Of Columbia, 20036
Full-service branch · Opened February 25, 2020
Herndon Branch
727 Elden St, Herndon, Virginia, 20170
Full-service branch · Opened August 13, 2012
Leesburg Branch
307 E Market St, Leesburg, Virginia, 20176
Full-service branch · Opened April 18, 2018
Main Office
10089 Fairfax Blvd, Fairfax, Virginia, 22030
Full-service branch · Opened May 26, 2004
Mclean Branch
1354 Old Chain Bridge Rd, Mclean, Virginia, 22101
Full-service branch · Opened December 14, 2009
Financial overview
Latest reported figures
Through June 30, 2026
Financial trends
How the balance sheet has changed
Compare recent quarters to see the direction of assets, deposits and loans.
| Quarter | Assets | Deposits | Net loans | ROA |
|---|---|---|---|---|
| June 30, 2026 | $2.24B | $1.94B | $1.93B | 0.90% |
| March 31, 2026 | $2.22B | $1.92B | $1.85B | 0.85% |
| December 31, 2025 | $2.21B | $1.90B | $1.84B | 0.82% |
| September 30, 2025 | $2.12B | $1.82B | $1.79B | 0.81% |
| June 30, 2025 | $2.11B | $1.80B | $1.77B | 0.74% |
| March 31, 2025 | $2.22B | $1.91B | $1.81B | 0.55% |
| December 31, 2024 | $2.22B | $1.91B | $1.81B | -0.35% |
| September 30, 2024 | $2.22B | $1.89B | $1.78B | 0.51% |
Size and reach
How this institution compares
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More on MainStreet Bank
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Branch locations
7 listed locations.
Explore →Compare this institution
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Explore →State banking market
Explore institutions and deposit-market context in Virginia.
Explore →Fairfax banking market
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Explore →Rankings and research
Place this institution in national and market context.
Explore →Sources and methodology
Review the official sources and reporting periods.
Explore →Frequently asked questions
Is MainStreet Bank federally insured?
Yes. Bankular identifies this institution in FDIC records under certificate 57742.
Where is MainStreet Bank headquartered?
MainStreet Bank is headquartered in Fairfax, Virginia, at 10089 Fairfax Blvd, Fairfax, Virginia, 22030.
How large is MainStreet Bank?
It reported $2.24B in assets and $1.94B in deposits for the period ending June 30, 2026.
How many locations does MainStreet Bank have?
Bankular currently lists 7 branch locations for this institution.
Data sources and methodology
Bankular combines official regulatory records with institution-published product information. The detailed sources are available below for readers who want to verify a figure.