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Collecting and building model trains can be a fun hobby. However, getting started and visiting a hobby shop can feel overwhelming if you are unprepared for the numerous options that await you. This guide will break down some popular train options and a few factors you should consider before making any purchases. 

What Hobbyists Should Know About Model Trains

Popular Types of Train Scales

The first standard scale comparing the size of the model to an actual train was the O scale. Model trains on this scale are 1/48th the size of a real locomotive. They’re generally 16.1 inches long and 3.1 inches tall with a 2.125-inch gauge between the rails. While these models are not as popular today, the O scale continues to be a favorite for those who want to make more complex track layouts without complicated electrical wiring.

The most popular and widely available scale type is the HO model. These are 1/87th the size of a real train, measuring 8.9 inches long, 2 inches tall, and run on a .625-inch track gauge. The majority of people prefer this model because they are big enough to customize comfortably but small enough to build inside a home.

The N scale is also a popular choice. These trains are 1/160th the size of a real train—nearly one-half the size of the HO scale. They have a .375-inch rail gauge and are ideal for those with extremely limited space or who want to create a majestically long train with lots of track and scenery.

How to Get Started

model trainWhen you first decide to become a model train hobbyist, figure out what type you want to be. An operator purchases trains for the purpose of putting them on a layout and running them, while a collector displays the trains, only running them in order to test if the parts are working. There’s also a modeler, who prefers to buy trains for the sole purpose of customizing them.

After determining your goals, decide on the location for the layout or display and whether you intend to make it permanent. This information will allow you to pick the best scale and matching track for the available space.

When buying locomotives and cars, make sure to check that the couplers—the hooks that connect these parts—are compatible. It’s also advisable to get a price guide, so you can learn how to identify parts that will add value to your collection.


As you begin your model train hobby, head to Hamilton Hobbies for a wide selection of scales, tracks, and scenery. For nearly 20 years, this family-run business has been dedicated to helping people throughout Hamilton, OH, find a hobby that speaks to them, ensuring they have the products to enjoy their newfound joy. Visit their website to place an order, or call (513) 892-1456 to speak to a friendly team member. 

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