Car sales tax in Broomfield County, Colorado: 8.15%

The rate in Broomfield County

Vehicle sales tax in Broomfield County is 8.15%, covering all 5 ZIP codes in the county.
That is above the 2.9% most Colorado counties charge — about $1,837.50 more tax on a $35,000 car than the typical county in the state.
No other county in Colorado charges this rate — Broomfield sits at number 3 of 64 by combined rate.

Sales tax (9% — Westminster, Adams County) — $3,207.24
Doc fee (typical) — $636.00
Title fee — $7.20
Specific ownership tax — $3.00
Registration fee (by weight) (est.) — $9.00
Vehicle age fee — $7.00
Road safety surcharge (est.) — $19.30
Bridge safety surcharge (est.) — $18.00
County clerk hire fee — $4.00
Emergency medical services fee — $2.00
Peace officer training fee — $1.00
Air account and county emissions-program fees — $1.20
Emissions program area fee (est.) — $1.50
Motorist insurance database fees (est.) — $0.60
License plates and tabs (est.) — $8.31
Out the door — $38,925.35 on a $35,000 used car, before any down payment or financing.

Emissions program area fee — $1.50. An extra $1.50 in the Denver-area and Front Range emissions program area. Only part of Adams, Arapahoe, Larimer and Weld counties is in the area, so this may not apply to your address. (C.R.S. 42-3-304(18)(b); DMV Vehicle Taxes and Fees page)
These apply in Broomfield County specifically and not across the rest of Colorado, so a statewide estimate will miss them.

Hinsdale County is 6.9% — $437.50 LESS tax on a $35,000 car than Broomfield County.
Arapahoe County is 8% — $52.50 LESS tax on a $35,000 car than Broomfield County.
Adams County is 8.5% — $122.50 MORE tax on a $35,000 car than Broomfield County.
Denver County is 9.15% — $350.00 MORE tax on a $35,000 car than Broomfield County.
This follows where you REGISTER, not where the dealer is, so a lower rate nearby only helps if you actually live there. It is not something you can choose at the dealership.