Arlington Municipal Federal Credit Union was founded in 1954. Headquartered in Arlington, Massachusetts We are a federally chartered and federally insured Credit Union operating within the regulation of National Credit Union Association (NCUA) and being insured through the National Credit Union Share Insurance Fund (NCUSIF) Arlington Municipal Federal Credit Union services 1,200 members through its 3 employees. It has $9,878,217.58 of total assets and $1,915,848.29 of net worth.