County and municipal agencies in Marion County, Indiana sell surplus through online auction sites like GovDeals and Public Surplus. BidProwl tracks all of them in one place: 600 live lots right now. Register on the platform hosting the lot you want; most items are local pickup only.
The usual mix is retired fleet vehicles and police cruisers, public works equipment, school district electronics and furniture, and unclaimed or seized property. Inventory refreshes daily as agencies list new surplus.
551 live auctions across Marion County right now.

Indianapolis, IN · GovDeals
2d 1h left · 29 bids
$510

Indianapolis, IN · GovDeals
2d 5h left · 23 bids
$315

Indianapolis, IN · GovDeals
2d 5h left · 17 bids
$140