The G major scale has one sharp — F# — and is one of the most frequently played scales in folk, country, rock, and pop. Guitarists know its shape from the first thing they ever learn; violinists practice it more than any other scale because three of its notes are open strings.
Interval pattern
The G major scale is built from this fixed pattern of whole steps (W) and half steps (H):
- Wwhole
- Wwhole
- Hhalf
- Wwhole
- Wwhole
- Wwhole
- Hhalf
Every major scale uses this same pattern, transposed to start on a different tonic. The half-steps fall between scale degrees 3–4 and 7–8.
Scale degrees and intervals
Each note of the scale, with its scale-degree name and interval from the root:
| Degree | Note | Interval from root | Function |
|---|---|---|---|
| 1 | G | Root | Tonic |
| 2 | A | M2 | Supertonic |
| 3 | B | M3 | Mediant |
| 4 | C | P4 | Subdominant |
| 5 | D | P5 | Dominant |
| 6 | E | M6 | Submediant |
| 7 | F# | M7 | Subtonic / Leading tone |
In melody and improvisation
G major scales appear in everything from Mozart concertos to Mumford & Sons. The reason it sits so naturally on stringed instruments is that G, D, and A — three of the seven scale tones — are open strings on a guitar, and four of seven on a violin. That open-string sympathy is also why melodies in G major tend to ring brighter than the same melody transposed.
Relative key
The G major scale shares its notes with E minor. Same seven pitches, different tonal centre — when a piece moves between them, no accidentals change.
Common mistakes
The single sharp is on the 7th degree (F#), the leading tone — easy to forget when sight-reading. The relative minor is E minor, which uses the same notes; if a melody in G keeps gravitating to E rather than G, you're probably hearing E minor.
Drill it
The Interval Trainer gives you a root note and an interval, and asks you to name the result. Practising the intervals of the G major scale is the fastest way to internalise it as a melodic shape rather than a memorised string of notes.
Open the Interval Trainer →Or drill key signaturesRelated
Frequently asked
- What are the notes in the G major scale?
- G, A, B, C, D, E, F#.
- How many sharps does G major have?
- One: F#.
- What is the relative minor of G major?
- E minor.