District of Columbia, DC

District of Columbia, District of Columbia, a core county of the Washington-Baltimore-Arlington, DC-MD-VA-WV-PA market, holds $55.9B in deposits across 34 insured institutions and 178 branches. Bank of America is the largest deposit holder at 26.5% share. The top three banks hold 59% of deposits, which places the county in the Moderate band. Deposits have fallen 17.7% since 2021 while the branch count fell by 15.2%. It produced $145.1B of real gross domestic product in 2024, ranking #23 of the 1,523 ranked counties by economic output.

Ranks show where the county stands among the 1,523 ranked counties (those within a Combined or Metropolitan Statistical Area that have a branch). They describe relative position, not a rating of market quality or suitability.

Deposit trend

Branches: 210 in 2021 to 178 in 2026. Institutions: 32 to 34. Top-three share: 51% to 59%.

Institutions by deposits

The 34 insured institutions with a branch presence in this county, per the FDIC Summary of Deposits, June 30, 2026. Five-year change compares the same institution’s county deposits in 2021 and 2026. Institutions are tracked by FDIC certificate number, and where an institution acquired another bank, the acquired bank’s prior deposits are folded into the baseline so the change reflects the combined, continuing franchise rather than reading as new. “No 2021 presence” means neither the institution nor a bank it later absorbed reported deposits in this county that year. Deposit figures are nominal and are not adjusted for inflation.

Part of the Washington-Baltimore-Arlington market

District of Columbia is one of 42 counties that make up the Washington-Baltimore-Arlington, DC-MD-VA-WV-PA market, a Combined Statistical Area (ranked #4 of 293 U.S. markets by economic output). It produces 16.6% of the market’s output and holds 13.0% of its deposits.

View the full Washington-Baltimore-Arlington market profile →