How long it really takes to learn each language — FSI hours, verbatim.
HomeHours by language › ~1100 hours to learn Slovenian

~1100 hours to learn Slovenian

At a glance

FSI estimate
~1100 hrs
Weeks (full-time)
44
FSI category
Category III
Writing system
Latin

The Foreign Service Institute estimates that a native English speaker needs approximately 1100 hours of study over 44 weeks to reach professional working proficiency in Slovenian, defined as ILR Speaking-3 and Reading-3 levels. These figures represent intensive, full-time classroom instruction and should be adjusted upward for a casual self-study pace, which typically requires considerably more time investment.

Slovenian presents a moderate challenge for English speakers relative to other languages in its difficulty category. As a Slavic language within the Indo-European family, it is structurally quite distant from English, with complex grammar including a dual number and multiple cases. However, its use of the Latin alphabet partially offsets this difficulty, eliminating the need to learn a new writing system that would otherwise extend the learning timeline.

Rows of books on a library shelf, evoking language study
Photo: Mshuang2 / Wikimedia Commons (CC0)

What makes Slovenian easier or harder

FSI difficulty tracks how far a language sits from English. Slovenian is in the Category III tier, written in the Latin script, from the Indo-European (Slavic) family. A closer family and a familiar script generally mean fewer hours; a different script or grammar adds time.

Common questions

How many hours does it take to learn Slovenian?
About 1100 class hours of full-time study to reach professional working proficiency, per the FSI (Category III). Casual self-study takes longer.
Why is Slovenian rated this way?
FSI rates by the average time a native English speaker needs — driven by how close the language's grammar, vocabulary and writing system are to English.
Category III at a glance
MeasureValue
FSI categoryCategory III
Canonical hours (tier)~1100 class hours
Canonical weeks (tier)~44 weeks full-time
Languages in this tier53

Who speaks Slovenian

Native speakers (L1)2.5M (approximate — from a per-language infobox)
Language familyIndo-European (Slavic)
Primary regionsSlovenia
Writing systemLatin

Speaker counts, language-family and region data from Wikipedia (Ethnologue figures), licensed CC BY-SA 4.0.

Why Slovenian is rated this way → · How to approach learning Slovenian → · See its difficulty tier →

Hours and weeks are the canonical FSI figures for Category III, from the US State Dept FSI list (public domain), verified June 2026. How we compile this — confirm against state.gov on an operator pass before relying on it.

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