The nearest ferry from Seattle is the Fauntleroy-Vashon-Southworth route. The Fauntleroy ferry terminal is located in West Seattle near Lincoln Park. There are both direct and indirect routes. You can get more info about Washington State Ferrys here.
From the Southworth Ferry Terminal 1. Head east from the ferry about 300 yards. 2. Take the 1st left onto SE Sedgwick Rd/WA-160 W About 4 mins go 2.5 mi (@ Southworth Grocery, your last chance to buy beer!) 3. Turn left at Banner Rd SE About 6 mins go 3.0 mi 4. Turn left at SE Fragaria Rd About 2 mins go 0.8 mi (don't turn at Fragaria Landing) Go down the hill and you are in the beautiful community of Fragaria!
From Fragaria to Gig Harbor
From Fragaria 1. Head south on SE Fragaria Rd toward Banner Rd SE About 4 mins go 1.3 mi total 1.3 mi Show: 2. Turn right at Orchard Ave SE About 1 min go 0.5 mi total 1.8 mi 3. Take the 1st left onto SE Mullenix Rd About 7 mins go 3.2 mi total 5.0 mi 4. Turn left to merge onto WA-16 E About 10 mins go 10.3 mi total 15.3 mi 5. Take the Wollochet Dr NW exit toward City Center go 0.3 mi total 15.7 mi 6. Turn left at Wollochet Dr NW go 0.1 mi total 15.8 mi 7. Continue onto Pioneer Way About 2 mins go 0.7 mi total 16.5 mi 8. Turn right at Harborview Dr go 184 ft total 16.5 mi Arrive at Gig Harbor, WA, the 17 mile drive takes about 25 minutes