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

Bachmann Spectrum ON30 Set Of 2 Flat Cars
Bachmann Spectrum ON30 Set Of 2 Flat Cars
$42.96 (2 Bids)
Time Remaining: 1d 21h 16m
BCH Minitrains 11 pc Plymouth Freight set HOn2 1 2
BCH Minitrains 11 pc Plymouth Freight set HOn2 1 2
$90.00
Time Remaining: 1d 21h 54m
Buy It Now for only: $90.00
BCH Minitrains GMEINDER 9 pc train set Factory new Silver diesel HOn2 1 2
BCH Minitrains GMEINDER 9 pc train set Factory new Silver diesel HOn2 1 2
$75.00
Time Remaining: 1d 21h 59m
Buy It Now for only: $75.00
BCH Minitrains GMEINDER 9 pc train set Factory new BLUE diesel HOn2 1 2
BCH Minitrains GMEINDER 9 pc train set Factory new BLUE diesel HOn2 1 2
$75.00
Time Remaining: 1d 22h 4m
Buy It Now for only: $75.00
American Flyer No M4239 Cardboard Canister  Lid for No 26782 Trestle Set
American Flyer No M4239 Cardboard Canister Lid for No 26782 Trestle Set
$29.99
Time Remaining: 2d 9h 47m
Buy It Now for only: $29.99
O SCALE On3 On30 WISEMAN MODEL SERVICES LOGGING OR MINING CAMP 4 CABIN SET KIT
O SCALE On3 On30 WISEMAN MODEL SERVICES LOGGING OR MINING CAMP 4 CABIN SET KIT
$89.95
Time Remaining: 2d 14h 42m
Buy It Now for only: $89.95
TWO BACHMANN HIGHSIDE GONDOLASON THE SAME SET OF TWO 2 TRUCKS
TWO BACHMANN HIGHSIDE GONDOLASON THE SAME SET OF TWO 2 TRUCKS
$75.95
Time Remaining: 3d 17h 1m
Buy It Now for only: $98.75
Hawthorne Village Model Train Set Spirit Of America Express CollectionHO
Hawthorne Village Model Train Set Spirit Of America Express CollectionHO
$185.99
Time Remaining: 3d 23h 52m
Buy It Now for only: $185.99
HAWTHORNE VILLAGE SPIRIT OF AMERICA EXPRESS COLLECTION TRAIN SET OF 9 ON30 Scale
HAWTHORNE VILLAGE SPIRIT OF AMERICA EXPRESS COLLECTION TRAIN SET OF 9 ON30 Scale
$229.99
Time Remaining: 4d 13h 36m
Buy It Now for only: $229.99
ON30 Bachmann Spectrum Jingle Bell Express Train Set 25012 North pole
ON30 Bachmann Spectrum Jingle Bell Express Train Set 25012 North pole
$279.99
Time Remaining: 5d 12h 1m
Buy It Now for only: $279.99
TRAIN SET 4 HAWTHORNE VILLAGE SPIRIT OF AMERICA SET OF 4 NEW COLLECTIBLE
TRAIN SET 4 HAWTHORNE VILLAGE SPIRIT OF AMERICA SET OF 4 NEW COLLECTIBLE
$100.00
Time Remaining: 5d 16h 37m
Buy It Now for only: $100.00
NEW Bachmann On30 4 4 0 2 6 6 2 2 Engine set Both DCC Equip28321 28760
NEW Bachmann On30 4 4 0 2 6 6 2 2 Engine set Both DCC Equip28321 28760
$375.00
Time Remaining: 5d 18h 1m
Buy It Now for only: $375.00
Evergreen Hill Designs 5002 1 4 148 O Scale The Woodsman Set Logging Saws Kit
Evergreen Hill Designs 5002 1 4 148 O Scale The Woodsman Set Logging Saws Kit
$29.95
Time Remaining: 5d 21h 53m
ON30 Spectrum Roaring Ridge Train Set 25014 Denver  Rio Grande western
ON30 Spectrum Roaring Ridge Train Set 25014 Denver Rio Grande western
$140.00
Time Remaining: 5d 22h 21m
Buy It Now for only: $190.00
Logging Camp Cook Bunk House Set Thomas Yorke Scale Model Masterpieces On3 NEW
Logging Camp Cook Bunk House Set Thomas Yorke Scale Model Masterpieces On3 NEW
$140.95
Time Remaining: 7d 13h 14m
Buy It Now for only: $140.95
Narrow Gauge Cumbres  Toltec 6 CD PHOTO SET 1300 JPEGS
Narrow Gauge Cumbres Toltec 6 CD PHOTO SET 1300 JPEGS
$29.99
Time Remaining: 8d 14h 54m
Buy It Now for only: $29.99
Roco H0E 31028 3 Large h0e schmalspur Narrow Gauge Track Set 37 pcs NEW
Roco H0E 31028 3 Large h0e schmalspur Narrow Gauge Track Set 37 pcs NEW
$161.37
Time Remaining: 12d 3h 21m
Buy It Now for only: $161.37
ENHANCED Spectrum On30 CS set
ENHANCED Spectrum On30 CS set
$449.00
Time Remaining: 13d 14h 9m
Buy It Now for only: $449.00
Spirit of America Train by Bachmann  Hawthorne Village 8 Car Set Excellen
Spirit of America Train by Bachmann Hawthorne Village 8 Car Set Excellen
$199.00
Time Remaining: 14d 22h 25m
Buy It Now for only: $199.00
HAWTHORNE VILLAGE CHRISTMAS COCA COLA  5 piece train SET  track  Great DEAL
HAWTHORNE VILLAGE CHRISTMAS COCA COLA  5 piece train SET track  Great DEAL
$280.00
Time Remaining: 14d 23h 41m
Buy It Now for only: $280.00
BACHMANN HAWTHORNE VILLAGE SPIRIT OF AMERICA TRAIN SET 13 PC COMPLETE LARGE SET
BACHMANN HAWTHORNE VILLAGE SPIRIT OF AMERICA TRAIN SET 13 PC COMPLETE LARGE SET
$425.95
Time Remaining: 16d 8h 1m
Buy It Now for only: $425.95

Other On30 Scale train items recently purchased through this site:

BCH Minitrains GMEINDER 9 pc train set Factory new Silver diesel HOn2 1 2
BCH Minitrains GMEINDER 9 pc train set Factory new BLUE diesel HOn2 1 2
BCH Minitrains 11 pc Plymouth Freight set HOn2 1 2
ENHANCED Spectrum On30 CS set
HAWTHORNE VILLAGE SPIRIT OF AMERICA EXPRESS COLLECTION TRAIN SET OF 9 ON30 Scale
Bachmann Spectrum ON30 Set Of 2 Flat Cars
Narrow Gauge Cumbres Toltec 6 CD PHOTO SET 1300 JPEGS
On30 Scale Ultimate Railroad Prototype Picture CD Collection Set 25000+ images
BACHMANN HAWTHORNE VILLAGE SPIRIT OF AMERICA TRAIN SET 13 PC COMPLETE LARGE SET
Hawthorne Village Model Train Set Spirit Of America Express CollectionHO
Spirit of America Train by Bachmann Hawthorne Village 8 Car Set Excellen
HAWTHORNE VILLAGE CHRISTMAS COCA COLA  5 piece train SET track  Great DEAL
ON30 Bachmann Spectrum Jingle Bell Express Train Set 25012 North pole
BACHMANN HAWTHORNE VILLAGE SPIRIT OF AMERICA TRAIN SET LARGE SET
Logging Camp Cook Bunk House Set Thomas Yorke Scale Model Masterpieces On3 NEW
ENHANCED Bachmann On30 Thomas Kinkade Christmas Express set
O SCALE On3 On30 WISEMAN MODEL SERVICES LOGGING OR MINING CAMP 4 CABIN SET KIT
TRAIN SET 4 HAWTHORNE VILLAGE SPIRIT OF AMERICA SET OF 4 NEW COLLECTIBLE
NEW Bachmann On30 4 4 0 2 6 6 2 2 Engine set Both DCC Equip28321 28760
HAWTHORNE VILLAGE CHRISTMAS COCA COLA LOCOMOTIVE TENDER TRAIN SET
American Flyer No M4239 Cardboard Canister Lid for No 26782 Trestle Set
TWO BACHMANN HIGHSIDE GONDOLASON THE SAME SET OF TWO 2 TRUCKS
Evergreen Hill Designs 5002 1 4 148 O Scale The Woodsman Set Logging Saws Kit
Roco H0E 31028 3 Large h0e schmalspur Narrow Gauge Track Set 37 pcs NEW
ON30 Spectrum Roaring Ridge Train Set 25014 Denver Rio Grande western