What is the out-the-door price of a 2021 Cadillac CT4 in Maine?

The out-the-door price for a 2021 Cadillac CT4 in Maine is about $27,308 — the national fair price of about $25,342 plus a 5.5% state sales/use tax of about $1,394, a dealer doc fee of about $499, a title fee of about $33, registration of about $40. Local taxes can add more.

How much is sales tax on a 2021 Cadillac CT4 in Maine?

At the Maine state base rate of 5.5%, sales/use tax on a 2021 Cadillac CT4 priced around $25,342 is about $1,394. Local (city/county) taxes can add more.

Out-the-door price data

2021 Cadillac CT4 out-the-door price in Maine

Independent estimateMileage-adjusted from live listingsNo dealer influence

Real price estimateUpdated June 2026

2021 Cadillac CT4

Estimated out-the-door price

Maine

$27,308

The real, all-in price to drive a 2021 Cadillac CT4 home in Maine — fair market price, taxes, and fees together.

What makes up the price

$27,308

Fair price 93%Sales tax 5.1%Fees 2.1%

Out-the-door total$27,308

The breakdown

sums to total

National market fair priceMileage-adjusted from live listings: $25,342
Maine sales / use tax5.5% state base rate: $1,394
Dealer documentation feeTypical dealer doc fee: $499
Title feeDMV title transfer: $33
RegistrationValue-based — varies by county: $40

Out-the-door total

$27,308

How fees work in Maine

Rate 5.5%; doc fee uncapped (~$499).

Common questions

What is the out-the-door price of a 2021 Cadillac CT4 in Maine?: About $27,308 — the national fair price of about $25,342 plus Maine sales tax, doc fee, title, and registration. Local taxes can add more.
How much is sales tax on a 2021 Cadillac CT4 in Maine?: At Maine's 5.5% state base rate, sales/use tax on a 2021 Cadillac CT4 priced around $25,342 is about $1,394. Local taxes can add more.

Keep researching

Maine dealer feesSales tax, doc, title & registration 2021 Cadillac CT4 national priceFair price across all states How out-the-door price worksWhat goes into the all-in number

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The fair price shown is the national market fair price (mileage-adjusted from live listings); theMaine figures are the state base sales/use tax and typical doc, title, and registration fees. Local (city/county) district taxes can add more, dealer doc fees vary, and registration is value-based. Estimates only · updated 6/24/2026.