Since its inception in 1954 the St. Mark Credit Union has been serving its members in the CHICAGO, Illinois area with exceptional financial products. You can find their current interest rates on used car loans, new car loans, 1st mortgage loans and interest rates on both fixed and adjustable mortgages here on these pages. Currently led by Cliftena Kirkling, the St. Mark CU has grown its membership to over 296 with assets of more than $657,886. They have a main office and 1 branch offices.