A little over 3 miles around the lake. Stop at Starbucks on the way for a cup of ambition.
Google map directions
https://www.google.com/maps/dir/27.3968655,-82.4341853/Oak+Manor+Dr+%26+Waterview+Blvd,+Lakewood+Ranch,+FL+34202/Windjammer+Pl,+Lakewood+Ranch,+FL+34202/27.3962083,-82.4262247/@27.3935238,-82.4380575,15z/data=!4m17!4m16!1m1!4e1!1m5!1m1!1s0x88c33852e094fd6b:0xe127d74ca87e2a3d!2m2!1d-82.423569!2d27.3892614!1m5!1m1!1s0x88c339ac942c3f73:0xc38a92c5e366fbee!2m2!1d-82.4263743!2d27.3922164!1m0!3e2
Complete this round the lake trip. The map below is not quite right. When you get to the northwest portion of the map you can hug the lake on a path instead of walking out to Lakewood Ranch Blvd.
Google Map Directions for the Rest of the Walk
https://www.google.com/maps/dir/27.3968655,-82.4341853/27.397141,-82.4267694/@27.3970207,-82.4369506,16z/data=!3m1!4b1!4m5!4m4!1m1!4e1!1m0!3e2
https://www.google.com/maps/dir/Waterfront+at+Main+Street,+10530+Boardwalk+Loop,+Lakewood+Ranch,+FL+34202/27.3964668,-82.4263484/@27.3970207,-82.4367501,16z/data=!3m1!4b1!4m9!4m8!1m5!1m1!1s0x88c33906d2cc1257:0xc1696cb70a6c1f49!2m2!1d-82.4348748!2d27.3968978!1m0!3e2