EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT Parent - ------ Coastal Financial Corporation Subsidiary Percentage State of Owned Incorporation Coastal Federal Bank 100% United States Coastal Investor Services, Inc. 100% South Carolina Coastal Financial Capital Trust I 100% Delaware Coastal Planners Holding Corporation (1) 100% Delaware Coastal Retirement Estate and Tax 100% South Carolina Planners, Inc. (4) Coastal Federal Holding Corporation (1) 100% Delaware Coastal Real Estate Investment 100% North Carolina Corporation (3) Coastal Mortgage Bankers and 100% South Carolina Realty Co., Inc. (1) Sherwood Development 100% South Carolina Corporation (2) - -------------------------------------------------------------------------------- (1) First tier subsidiaries of Coastal Federal Bank. (2) Second tier subsidiary of Coastal Federal Bank and first tier subsidiary of Coastal Mortgage Bankers and Realty. (3) First tier operating subsidiary of Coastal Federal Holding Corporation, consolidated with Coastal Federal for Regulatory Reporting. (4) First tier operating subsidiary of Coastal Planners Holding Corporation.