County and municipal agencies in Natrona County, Wyoming sell surplus through online auction sites like GovDeals and Public Surplus. BidProwl tracks all of them in one place: 11 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.
11 live auctions across Natrona County right now.

Halogen Tripod Lights
Salvage condition, not operational

Halogen Work Light
Salvage/Damaged, for parts only

848 DISCOVERY ST, Mills, WY 82644. 3 bed | 2 bath | 1,651 sq ft. Type: FORECLOSURE

4694 CLEVELAND ST, Mills, WY 82604. 2 bed | 1 bath | 1,029 sq ft. Type: FORECLOSURE

2865 INDIAN SPRINGS, Casper, WY 82604. 3 bed | 2 bath | 910 sq ft. Type: FORECLOSURE

Skid Includes: -Filter Vessel, Filtrafine, 8MSB2-316-8FDA-NC150, SS (8) BAG, 8in 150# RF Inlet/Outlet, Qty 2 -Injection Pump, REDA HPS 862 Model M520-...
3231 NAVARRE ROAD, CASPER, WY 82604. 5 bed | 1 bath | 1,372 sq ft | built 1973 | 6,800 sq ft lot. Investor's welcome! Ranch-style home featuring 1,372...

3514 MEADOWLARK DR, CASPER, WY 82604. 3 bed | 1 bath | 1,176 sq ft | built 1976 | 7,948 sq ft lot. Opportunity awaits with this spacious ranch-style h...

679 S 3RD AVE, Mills, WY 82644. 3 bed | 1 bath | 1,512 sq ft. Type: bank-owned. List price: $89,900

Detroit 4 Cylinder Diesel Carrier Engine, 28 ft Minimum 91 ft Maximum Boom Length, 24 ft Jib, 25 ton Capacity 3 Sheave Hook Block S/N: 47H1-1265

2015 US EPA Label, Perkins BPKXLO4.4NL1 4 Cylinder 70 kW 4.4 L Diesel Engine, 5 ft 6 in x 13 ft 4 in Belt Feeder w/Hydraulic Raise Grizzly 16 ft 6 in...