SUN COMMUNITIES OPERATING LIMITED PARTNERSHIP EXHIBIT 21.1 - LIST OF SUBSIDIARIES 8920 Associates, a Florida general partnership Apple Orchard, LLC, a Michigan limited liability company Arizona Finance L.L.C., a Michigan limited liability company Aspen-Alpine Project, L.L.C., a Michigan limited liability company Aspen-Arbor Terrace, L.P., a Delaware limited partnership Aspen-Bonita Lake Resort Limited Partnership, a Michigan limited partnership Aspen-Brentwood Project, L.L.C., a Michigan limited liability company Aspen-Byron Project, L.L.C., a Michigan limited liability company Aspen-Country Project, L.L.C., a Michigan limited liability company Aspen-Ft. Collins Limited Partnership, a Michigan limited partnership Aspen-Grand Project, L.L.C., a Michigan limited liability company Aspen-Holland Estates, L.L.C., a Michigan limited liability company Aspen-Indian Project Limited Partnership, a Michigan limited partnership Aspen-Paradise Park II Limited Partnership, a Michigan limited partnership Aspen-Siesta Bay Limited Partnership, a Michigan limited partnership Aspen-Silver Star II Limited Partnership, a Michigan limited partnership Aspen-Town & Country Associates II, L.L.C., a Michigan limited liability company Bright Insurance Agency, Inc., a Michigan corporation Comal Farms Manager LLC, a Michigan limited liability company CP Comal Farms Limited Partnership, a Michigan limited partnership CP Creekside LLC, a Michigan limited liability company CP Woodlake Limited Partnership, a Michigan limited partnership Creekside Manager LLC, a Michigan limited liability company East Fork Crossing Manager LLC, a Michigan limited liability company Family Retreat, Inc., a Michigan corporation FC East Fork Crossing LLC, a Michigan limited liability company FC Glen Laurel LLC, a Michigan limited liability company FC Meadowbrook LLC, a Michigan limited liability company SUN COMMUNITIES OPERATING LIMITED PARTNERSHIP EXHIBIT 21.1 - LIST OF SUBSIDIARIES, CONTINUED FC Pebble Creek LLC, a Michigan limited liability company FC River Ranch Limited Partnership, a Michigan limited partnership FC Stonebridge Limited Partnership, a Michigan limited partnership FC Summit Ridge Limited Partnership, a Michigan limited partnership FC Sunset Ridge Limited Partnership, a Michigan limited partnership Glen Laurel Manager LLC, a Michigan limited liability company Knollwood Estates Operating Company L.L.C., a Michigan limited liability company Meadowbrook Manager LLC, a Michigan limited liability company Meadow Lakes Development Company LLC, a Michigan limited liability company Miami Lakes Venture Associates, a Florida general partnership Origen Financial, L.L.C., a Delaware limited liability company Pebble Creek Manager LLC, a Michigan limited liability company Priority Entertainment L.L.C., a Michigan limited liability company River Haven Operating Company L.L.C., a Michigan limited liability company River Ranch Manager LLC, a Michigan limited liability company River Ridge Equities, LLC, a Michigan limited liability company River Ridge Investments, LLC, a Michigan limited liability company SCA2, LLC, a Michigan limited liability company Snowbird Concessions, Inc., a Texas corporation Stonebridge Manager LLC, a Michigan limited liability company Summit Ridge Manager LLC, a Michigan limited liability company Sun Cave Creek L.L.C., a Michigan limited liability company SunChamp, LLC, a Michigan limited liability company SunChamp Holdings, LLC, a Michigan limited liability company Sun Communities Acquisitions, LLC, a Michigan limited liability company Sun Communities Finance, LLC, a Michigan limited liability company Sun Communities Financial, LLC, a Michigan limited liability company Sun Communities Funding Limited Partnership, a Michigan limited partnership SUN COMMUNITIES OPERATING LIMITED PARTNERSHIP EXHIBIT 21.1 - LIST OF SUBSIDIARIES, CONTINUED Sun Communities Secured Financing Houston Limited Partnership, a Michigan limited partnership Sun Communities Mezzanine Lender, LLC, a Michigan limited liability company Sun Communities Nevada GP L.L.C., a Michigan limited liability company Sun Communities Nevada Limited Partnership, a Michigan limited partnership Sun Communities Texas Limited Partnership, a Michigan limited partnership Sun Communities Texas Mezzanine Lender Limited Partnership., a Michigan limited partnership Sun Communities Funding GP L.L.C., a Michigan limited liability company Sun Financial, LLC, a Michigan limited liability company Sun Financial Texas Limited Partnership, a Michigan limited partnership Sun/Forest LLC, a Michigan limited liability company Sun/Forest Holdings LLC, a Michigan limited liability company Sun GP L.L.C., a Michigan limited liability company Sun Home Services, Inc., a Michigan corporation Sun Hunters Glen L.L.C., a Michigan limited liability company Sun Life Associates Limited Partnership, an Arizona limited partnership Sun Life Trailer Resort Limited Partnership, an Arizona limited partnership Sun MHC Development LLC, a Michigan limited liability company Sun Oakcrest Limited Partnership, a Michigan limited partnership Sun OFI, LLC, a Michigan limited liability company Sun Pheasant Ridge, LLC, a Michigan limited liability company Sun Pine Trace Limited Partnership, a Michigan limited partnership Sun River Ridge Limited Partnership, a Michigan limited partnership Sun Saddle Brook Limited Partnership, a Michigan limited partnership Sun Secured Financing, LLC, a Michigan limited liability company Sunset Ridge Manager LLC, a Michigan limited liability company SUI TRS, Inc., a Michigan corporation Sun TRS, Inc., a Michigan corporation Sun Water Oak Golf, Inc., a Michigan corporation SUN COMMUNITIES OPERATING LIMITED PARTNERSHIP EXHIBIT 21.1 - LIST OF SUBSIDIARIES, CONTINUED Sun/York L.L.C., a Michigan limited liability company Woodlake Manager LLC, a Michigan limited liability company Woodside Terrace, Ltd., an Ohio limited liability company