Marlin Model 15YN Little Buckaroo .22 S/L/LR Youth Single-Shot Bolt-Action Rifle, 16.25 in Barrel, JM Marked, Blued
The Marlin Model 15YN Little Buckaroo is a youth-sized, single-shot bolt-action rimfire built in North Haven, Connecticut, and marked with the JM proof on the barrel. Notable features include Marlin Micro-Groove rifling, a 16.25-inch barrel, a 12-inch length of pull, and a red cocking indicator. This discontinued model offers simple operation with .22 S/L/LR versatility and classic blued steel paired with a hardwood stock.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Overall Condition: Good - Clean, well-maintained, minor wear marks.
Bore Rifling: Good Rifling - Intact, well-defined lands and grooves.
Specific Condition Notes: This firearm is in solid functional shape. Scratches and blemishes are present. There is visible pitting in some areas.
What's Included
- Marlin Model 15YN Little Buckaroo .22 S/L/LR single-shot bolt-action rifle
Purpose-built as a compact rimfire, the Model 15YN features a 12-inch length of pull and a 16.25-inch barrel, providing a youth-sized fit without compromising handling. The single-shot, bolt-action design emphasizes straightforward operation and control.
Marlin’s Micro-Groove steel barrel is paired with a blued steel receiver, giving this rifle classic materials and a durable finish. The open sights include a ramped front blade and an open rear sight adjustable for elevation via a stepped ramp for practical sighting adjustments.
The hardwood stock carries pressed checkering for secure handling and a molded Marlin buttplate. A red cocking indicator provides an at-a-glance status of the bolt, complementing the rifle’s simple operation and 1-round capacity.
Production in North Haven, Connecticut and the JM proof mark on the barrel identify this as a traditional Marlin build. The Little Buckaroo was discontinued by 2003, adding model-specific context for buyers and collectors who value original Marlin markings and manufacturing history.



