Sales taxes are due when a vehicle is purchased.
Purchase from a Dealer
Either a portion or all sales taxes are collected by a dealer. Any unpaid sales taxes are collected by the Boulder County Motor Vehicle Division.
Purchase from Private Party
All sales taxes are collected by the Boulder County Motor Vehicle Division when a vehicle is purchased from a private party.
Regional Transportation District (RTD)
- 1.100% - total Regional Transportation District (RTD) tax rate
- 1.00% - RTD sales/use tax
- 0.10% - Scientific and Cultural Facilities District (CD) sales/use tax
| Colorado Sales Taxes |
|
| State of Colorado |
2.900% |
| Regional Transportation District |
1.100% |
| Boulder County Sales Taxes |
|
| Open space |
0.600% |
| Jail improvements and operations |
0.050% |
| Non-profit human service agencies |
0.050% |
| County road and transit improvements |
0.100% |
| Total Boulder County tax rate |
0.800% |
| City Sales/Use Taxes |
|
| Boulder |
3.410% |
| Erie |
3.500% |
| Lafayette |
3.500% |
| Longmont |
3.275% |
| Louisville |
3.500% |
| Lyons |
3.000% |
| Superior |
3.300% |
| Other Taxes |
|
| Niwot resident-to-resident district tax |
1.000% |
| Ward resident-to-resident sales tax |
2.000% |