Idaho Trailer Registration Fee Calculator
Idaho trailer registration is a flat $5 per year. This covers utility, boat, and small cargo trailers pulled behind passenger vehicles — travel trailers/RVs and heavy commercial trailers follow different schedules.
Your trailer
- Registration fee$5.00
- Title fee$14.00
Estimate only — actual fees are set by your state and county at the time of registration. Data last reviewed 2026-07-16. This state's full local formula is not yet implemented; see the notes below the calculator.
Good to know
- Just $5/yr (plus small plate/county fees) — or $20 for 5 years / $30 for 10 years.
What determines trailer registration cost in Idaho?
- Flat fee
- Trailer type (utility/boat vs. travel trailer vs. commercial)
Frequently asked questions
Does a small utility trailer need to be registered in Idaho?
Yes — Idaho requires registration and a plate for trailers operated on public roads, including small utility and boat trailers. Farm-use and some very light trailers may qualify for exemptions.
Do travel trailers cost more to register in Idaho?
Usually yes — travel trailers (campers) are typically registered on a separate schedule based on weight or value that runs higher than basic utility trailer fees. This calculator covers standard utility and boat trailers.
More Idaho calculators
Trailer Registration calculators for other states
Sources: https://legislature.idaho.gov/statutesrules/idstat/Title49/T49CH4/SECT49-402A/ — data last reviewed 2026-07-16.