This is a characteristic American parlor arrangement of a popular mid-19th-century folk tune. It relies on standard harmonic accompaniments typical of the era's light classical sheet music.
At Henle 3 this is a late-beginner piece — comfortable hands-together playing is assumed, and musical shaping starts to matter. The main demands: Alberti-bass accompaniment kept quiet and even under the melody; precise articulation — the difference between crisp and blurred is the piece; and a left hand with real melodic or rhythmic responsibility of its own.
Maintain steady rhythmic pulse throughout the repetitive accompaniment figures.
Comparable difficulty and character — good candidates for what to learn next.
A level or two down with the same spirit — ideal if this piece is still out of reach.
Where this piece's skills lead: slightly harder works making similar technical demands.
Dixie is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 3.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Dixie lasts about 3 minutes.
Dixie is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Alexander's Ragtime Band by Irving Berlin, Die Parade der Zinnsoldaten by Léon Jessel, Der Lustige Bauer by Robert Schumann — see the full similar-pieces list on this page.