C♯4 Clarinet Fingering
How to play C♯4 on the clarinet: Thumb · left hand 1-2-3 · left pinky C♯ key.
Filled keys and holes in the diagram are the ones you press or cover. The thumb hole is on the back of the clarinet, so it is drawn to the left; the small cluster at the bottom is the pinky keys.
Hear C♯4 and try the fingering
Pick an instrument and a note and the diagram updates instantly — filled keys are the ones you press. The same finder sits on every note page, pre-set to that note.
The C♯4 fingering, step by step
- Cover the thumb hole with your left thumb.
- Left hand: cover holes 1, 2, 3.
- Press the C♯ key with your left pinky.
In short: thumb · left hand 1-2-3 · left pinky C♯ key.
About C♯4 on the clarinet
These notes bridge the low register and the throat tones. Most of them keep the left hand fully down while the right hand opens up, which makes them a good test of whether your left-hand position is staying put.
C♯4 adds the C♯ key to the C4 fingering — exactly the same fingers, with one pinky key doing the extra work.
C♯4 is note 10 of the 42 in the full clarinet fingering chart, sitting between C4 below it and D4 above it. Like every fingering on this site, it was checked against Yamaha’s official chart and the Woodwind Fingering Guide before publishing.
Practising C♯4
Keep the left hand down and lift only the fingers this fingering asks for. Extra lifted fingers make the pitch wander and the tone thin out.
Questions about C♯4
What is the fingering for C♯4 on clarinet?
Thumb · left hand 1-2-3 · left pinky C♯ key. C♯4 is a middle register note. The full step-by-step is on this page, and you can hear the note with the Fingering Finder.
What does C♯4 sound like on a clarinet?
The clarinet is a transposing instrument in B♭, so written C♯4 sounds one whole step lower, as concert B3. When your band director asks for a concert B3, this is the note you finger.
Is there an alternate fingering for C♯4?
For C♯4, the fingering above is the one to learn. It is the basic fingering both reference charts give for this note, and the one teachers expect to see.
Think this fingering is wrong? Report it — every report is checked against the source charts.