We've searched the internet and found the largest collection of On30 Scale trains for sale is on eBay. Below are the listings for 'o gauge train'.

VINTAGE QUALITY CRAFT MODELS HAYDENTON COVERED DEPOT KIT 103 HO SCALE
VINTAGE QUALITY CRAFT MODELS HAYDENTON COVERED DEPOT KIT 103 HO SCALE
$33.95
Time Remaining: 3h 9m
Buy It Now for only: $44.50
Rocky Mountain Railroads VolII DRGW Durango To Alamosa And Salida
Rocky Mountain Railroads VolII DRGW Durango To Alamosa And Salida
$40.00 (1 Bid)
Time Remaining: 12h 15m
A Century + Ten Of DRGW Narrow Gauge Freight Cars 1871 To 1981 2nd Edition
A Century + Ten Of DRGW Narrow Gauge Freight Cars 1871 To 1981 2nd Edition
$40.00
Time Remaining: 12h 22m
ULRICH COLLECTION O SCALE 1 48 On3 MODEL T FORD OIL TANKER ALL METAL
ULRICH COLLECTION O SCALE 1 48 On3 MODEL T FORD OIL TANKER ALL METAL
$49.99
Time Remaining: 15h 23m
Buy It Now for only: $49.99
O scale or On30 Logging Steam Donkey custom weathered after historic picture
O scale or On30 Logging Steam Donkey custom weathered after historic picture
$145.00
Time Remaining: 19h 36m
Logging Truck after historic pictures custom weathered lot 5 On30 O scale
Logging Truck after historic pictures custom weathered lot 5 On30 O scale
$115.00
Time Remaining: 19h 36m
Lot of Atlas Code 100 Switches
Lot of Atlas Code 100 Switches
$30.00
Time Remaining: 19h 53m
Historic Logging Truck custom weathered O or On30 scale lot 6
Historic Logging Truck custom weathered O or On30 scale lot 6
$89.00
Time Remaining: 20h 15m
Buy It Now for only: $89.00
On30 Steam Donkey Logging Wench Diorama custom weathered lot 14
On30 Steam Donkey Logging Wench Diorama custom weathered lot 14
$148.00
Time Remaining: 22h 59m
Logging Truck custom weathered lot 5 O scale or On30 scale
Logging Truck custom weathered lot 5 O scale or On30 scale
$145.00
Time Remaining: 22h 59m
Historic Bulldozer Logging Diorama custom weathered lot 11 O or On30 scale
Historic Bulldozer Logging Diorama custom weathered lot 11 O or On30 scale
$126.00
Time Remaining: 22h 59m
On30 Logging Steam Donkey Wench Diorama custom weathered handcrafted lot 4
On30 Logging Steam Donkey Wench Diorama custom weathered handcrafted lot 4
$128.00
Time Remaining: 22h 59m
Bulldozer Logging Diorama custom weathered hand crafted lot 4 O scale
Bulldozer Logging Diorama custom weathered hand crafted lot 4 O scale
$128.00
Time Remaining: 22h 59m
Spectrum No 27391 O On30 Logging And Mining Cars Skeleten Log Car Resin Logs
Spectrum No 27391 O On30 Logging And Mining Cars Skeleten Log Car Resin Logs
$45.00 (1 Bid)
Time Remaining: 23h 28m
Peco SL E596 HOn30 Left Hand Medium Radius Code 100 Turnout w Electrofrog
Peco SL E596 HOn30 Left Hand Medium Radius Code 100 Turnout w Electrofrog
$29.49
Time Remaining: 1d 4h 35m
Buy It Now for only: $29.49
Bachmann 29203 On30 Painted  Unlettered Whitcomb 50 Ton Center Cab w DCC
Bachmann 29203 On30 Painted Unlettered Whitcomb 50 Ton Center Cab w DCC
$243.99
Time Remaining: 1d 7h 26m
Buy It Now for only: $243.99
Micro Engineering 14 404 On30 Code 83 RH TURNOUT ESTATE SALE
Micro Engineering 14 404 On30 Code 83 RH TURNOUT ESTATE SALE
$26.00
Time Remaining: 1d 10h 48m
Buy It Now for only: $26.00
Rio Grande Narrow Gauge In Color Vol1 1947 1959
Rio Grande Narrow Gauge In Color Vol1 1947 1959
$40.00
Time Remaining: 1d 12h 28m
AY76 05 10 x Utz Fama Roco AlpinLine Gauge 0 m 145 DC 90 5107 Track MINT
AY76 05 10 x Utz Fama Roco AlpinLine Gauge 0 m 145 DC 90 5107 Track MINT
$36.97
Time Remaining: 1d 13h 37m
Buy It Now for only: $36.97
O On3 On30 1 48 SCALE WISEMAN MODEL SERVICES JI CASE STEAM TRACTION ENGINE KIT
O On3 On30 1 48 SCALE WISEMAN MODEL SERVICES JI CASE STEAM TRACTION ENGINE KIT
$149.95
Time Remaining: 1d 15h 9m
Buy It Now for only: $149.95
Old Ford Logging Truck custom weathered lot 4  O SCALE  ON30
Old Ford Logging Truck custom weathered lot 4 O SCALE ON30
$118.00
Time Remaining: 1d 16h
Buy It Now for only: $118.00

Other On30 Scale train items recently purchased through this site:

O On30 On3 Steel Water Tank Scenery Detail kit
ON3 Precision Scale Code 83 Straight Flex 4 pk Track
HOn3 CUSTOM BUILT 24 TRUS ROD WOOD STOCK CAR KDs STEEL WHEELS PAINTEDb
HOn3 CUSTOM BUILT 24 TRUS ROD WOOD REEFER KDs STEEL WHEELS PAINTED
HOn3 CUSTOM BUILT 24 TRUS ROD WOOD BOXCAR KDs STEEL WHEELS PAINTEDc
HOn3 CUSTOM BUILT 24 TRUS ROD WOOD BOXCAR KDs STEEL WHEELS PAINTEDb
HOn3 CUSTOM BUILT 24 TRUS ROD WOOD BOXCAR KDs STEEL WHEELS PAINTEDa
Peco SL 500 0 16 5 NARROW GAUGE On30 36 Flex Track Sections 12 NEW IN BOX
Micro Engineering 14 403 On30 Code 83 LH TURNOUT ESTATE SALE
Bachmann On30 25249 Painted Unlettered Bumble Bee 2 6 0 Steam Locomotive
ON30 DRL BACHMANN NARROWED COMBINE
NWSL ON30 BACHMANN SHAY REGEAR KIT 2801 6
ON30 BACHMANN FORNEY psuedo wwf 2 DCC SOUND
ON30 BACHMANN FORNEY psuedo wwf 7 DCC SOUND
DRGW Pictorial VOL 1 Locomotives and VOL 1 Passenger cars
OOn30On3
Hawthorne Village Bachmann New England Patriots Train Touchdown with Transformer
On30 Chief Hosa Smoke Shop Rail Truck Scratchbuilt Powered
Bachmann Spectrum On30 Rail Bus and Trailer Mint
309 Utility Pillar Crane Kit O Scale O On3 On30 by Crow River NICE
Bachmann 25963 On30 2 8 0 Locomotive DCC Tsunami SOUND
Spectrum No 27391 O On30 Logging And Mining Cars Skeleten Log Car Resin Logs
NEW HAWTHORNE VILLAGE On30 BACHMANN CONFEDERATE CIVIL WAR FLAT CAR
Rocky Mountain Railroads VolII DRGW Durango To Alamosa And Salida
Hawthorne Village Civil War The Night Conference Box Car NOS C 9 2003