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Used Boat Dealers in South Dakota

11 of the 29 boat dealers we track in South Dakota have used boats in current inventory. Full listings for every city are on the South Dakota page.

11dealers
8cities
29dealers statewide

A map pin only tells you a dealer sells boats, not whether the lot has any used stock today — inventory turns over week to week and most listings never make it onto Google. Every dealer tagged here has used or pre-owned boats confirmed on their own website's inventory page or by phone with the sales desk.

Rapid City 3

  1. Black Hills Outdoor

    1950 Samco Rd, Rapid City, SD 57702-6309

    Summer 8am-7pm (May1-Oct1)

    New boatsUsed boatsService deptFinancingStorage
    Call Website All Rapid City

  2. Four Seasons Motorsports & Marine

    1600 E Saint Patrick St, Rapid City, SD 57703

    Mon-Fri 9-5:30, Sat 9-3

    New boatsUsed boatsService deptPartsFinancing
    Call Website All Rapid City

  3. Liberty Powersports & Marine

    1600 E St Patrick St, Rapid City, SD 57703

    Mon-Fri 9-5:30, Sat 9-3

    New boatsUsed boatsService deptPartsFinancing
    Call Website All Rapid City

Yankton 2

  1. All Seasons Powersports and Marine

    3609 W 8th St, Yankton, SD 57078-6823

    Mon-Fri 8-6, Sat 8-3

    New boatsUsed boatsService deptFinancing
    Call Website All Yankton

  2. Lewis and Clark Marine

    3701 W 8th St, Yankton, SD 57078-6834

    Mon-Fri 9-6, Sat 9-3

    New boatsUsed boatsService deptPartsFinancing
    Call Website All Yankton

Blackhawk 1

  1. Black Hawk Marine

    11300 J B Rd, Blackhawk, SD 57718-9312

    Mon-Fri 8-5, Sat 8-12

    New boatsUsed boatsService deptPartsFinancing
    Call Website

Chamberlain 1

  1. Swenson Bros Marine

    303 E Glen Ave, Chamberlain, SD 57325-1355

    Mon-Fri 8-5:30, Sat 8-12

    New boatsUsed boatsService deptFinancing
    Call Website

Mobridge 1

  1. Oahe Outboards

    1421 E Grand Xing, Mobridge, SD 57601-2900

    Mon-Fri 8:30am-5:30pm

    Used boatsService deptParts
    Call Website

Pickstown 1

  1. Donlin Marine

    103 W Ushy 18, Pickstown, SD 57367

    Mon-Fri 8am-5pm

    New boatsUsed boatsService deptPartsStorage
    Call Website

Summerset 1

  1. Black Hills Marine

    12150 Siouxland Rd, Summerset, SD 57718-9137

    Mon-Fri 8:30-5:30, Sat 9-1

    Used boatsService deptParts
    Call Website

Watertown 1

  1. Dan O's Marine Sales and Services

    1900 9th Ave SW, Watertown, SD 57201-5015

    Mon-Fri 8-6, Sat 9-2

    New boatsUsed boatsService dept
    Call Website All Watertown
Call before you drive out. Used inventory moves fast — a boat listed online Monday can be sold by Friday — so ask the salesperson to pull the hull ID (HIN) and confirm it's still on the lot, not just "in the system" from a trade-in that hasn't arrived yet.

Also in South Dakota

Good to know

Do boat dealers sell used boats, or only new?

Most full-service dealers carry both, taking used boats in on trade when a customer upgrades to a new model. Pontoons and bass boats in the $8,000-$20,000 range turn over fastest; used boats sit anywhere from a few days to a couple months depending on season, with spring (March-May) bringing the deepest selection.

Is it cheaper to buy a used boat from a dealer or a private seller?

Dealers typically price 10-20% above private-party for the same boat, but that premium usually includes a mechanical inspection, a short warranty (30-90 days is common), and financing through the dealership. A private seller has no markup but also no recourse if the outboard fails a week later.

How to register a boat?

Boat registration is handled by state natural resources or motor vehicle departments upon submitting proof of ownership, a bill of sale, and required registration fees. After processing, you will receive official registration numbers and validation decals to display on your hull. Marine agencies across South Dakota are available via BoatDealerAtlas with 11 local resources to guide your purchase.

How to get a boating license?

Obtaining a boating license generally requires completing an approved safe boating course online or in person, followed by passing a knowledge exam. Upon passing, state authorities issue a boater safety education card valid for life. Explore 11 marine services in South Dakota on BoatDealerAtlas for local safety course recommendations.