September 29, 2025

Top 20 Languages for YouTube Localization (Maximizing Views & Monetization)

Choose high‑impact languages by balancing audience size (views) and monetization (CPM). Use this ranked list to set a practical localization order and optimize titles/descriptions for every market.

World map visualization

Overview

In a global YouTube strategy, choosing the right languages can exponentially increase a channel’s reach and revenue. This ranking balances two key factors: (1) total audience reach (potential views) and (2) monetization potential (CPM/RPM). YouTube spans 80+ languages across 100+ countries, and non‑English audiences are growing quickly. Creators who localize into high‑priority languages routinely see large gains in views, watch time, and new revenue streams.

How to use this list

Pick a mix of scale and monetization. Start small, validate gains, and then expand to adjacent languages as you see traction.

  • Start with 3–5 languages that best match your audience geography and niche.
  • Localize in‑video elements (voiceover/dubbing and subtitles) where impactful, and always localize titles/descriptions for search and CTR.
  • Iterate phrasing using country‑level analytics (CTR, AVD, retention by language).

Monetization differences

Ad rates differ widely by language and region. Generally, wealthier markets (e.g., German or French) earn a much higher CPM than developing regions. In practice, German can yield 5–6× the revenue per view compared to Hindi or Indonesian. A balanced rollout usually pairs one high‑RPM language with two scale languages to capture both revenue per view and total watch time.

Key metrics explained (quick)

  • CPM (Cost per Mille): what advertisers pay per 1,000 ad impressions in a market. Higher CPM = more revenue potential per view.
  • RPM (Revenue per Mille): what you actually earn per 1,000 views after YouTube’s share and fill. RPM is the creator’s bottom‑line metric.
  • CTR (Click‑through Rate): the share of impressions that turn into clicks. Native titles/descriptions usually raise CTR in each language.
  • AVD (Average View Duration): how long viewers watch on average. Better phrasing and relevance often improve AVD and watch time.

If you’re deciding languages, combine a data‑driven pick with this ranking. To execute fast, follow the metadata workflow.

Comparison table

RankLanguagePrimary RegionsYouTube Users (est.)Approx. CPM (USD)Notes / Opportunity
1EnglishUnited States, UK, Canada, global~1500 millionHigh ($4–$8+ in top markets)Largest audience; highest CPM in US/UK/CA; very competitive.
2SpanishSpain, Latin America (Mexico, etc.)~500+ millionModerate (Spain ~$5.6; LA ~$1–$2)Mexico/Spain drive volume; CPM varies widely by country.
3HindiIndia, Nepal, diaspora~600 millionLow (~$0.5–$0.7)Huge audience; low CPM but unmatched view scale.
4PortugueseBrazil, Portugal, Angola~150+ millionModerate (Brazil ~$1.6; Port ~$4)Brazil’s massive base; highly engaged fandoms.
5ArabicMiddle East, North Africa~180 million (e.g. Egypt 50M)Moderate (varies by country)Pan‑regional reach; mid CPM overall.
6RussianRussia, CIS (Ukraine, Kazakh, etc.)~100 million+ (est.)Low‑Mid (~$1.3)Large CIS viewership; policies impact monetization in some regions.
7JapaneseJapan~79 millionHigh (~$3–$5)Top value market; strong spend and loyalty.
8IndonesianIndonesia (also Malaysia’s Malay)~143 millionLow (~$0.6)Top‑5 user base; low CPM; big trending upside.
9GermanGermany, Austria, Switzerland~70 millionVery High (~$3.5–$9.8)Smaller audience but very high CPM; strong RPM lift.
10FrenchFrance, Canada (QC), Africa~50 million (France)High (~$2.5–$6.7)EU/Canada core plus diaspora; solid monetization.
11KoreanSouth Korea~43 millionHigh (upper tier)Affluent and highly connected; loyal audiences.
12VietnameseVietnam~62 millionLow (~$0.6)Rapid growth and engagement; low CPM.
13ItalianItaly~42 millionHigh (~$4+)Strong EU market; passionate niches.
14Filipino (Tagalog)Philippines~58 millionLow‑Moderate (~$0.8)Large PH audience + diaspora; mid/low CPM.
15TurkishTurkey~57 millionLow (~$0.5)Big national audience; great for watch time.
16UrduPakistan~56 millionVery Low (~$0.5 or less)Very low CPM; expands total views significantly.
17ThaiThailand~48 millionLow (~$0.5–$0.8)Exceptionally high YouTube engagement; mid/low CPM.
18BengaliBangladesh, Eastern India~45 millionVery Low (~$0.5)Huge scale play; monetization is minimal per view.
19Chinese (Mandarin)Taiwan, HK, SG, diaspora~30 million+ (est.)Mid (~$1–$3)TW/HK/SG + diaspora; mainland PRC excluded.
20PolishPoland~28 million (est.)Mid (~$1.4)Active EU audience; solid RPM vs mega‑audience languages.

Action plan

A tight month is enough to prove value. Follow this cadence to launch, measure, and iterate without over‑investing.

  1. Pick 3–5 languages using your analytics (views by country × CPM index × trend).
  2. Localize in‑video elements as needed and always localize titles/descriptions per language.
  3. Publish localized metadata and monitor CTR and retention by language; iterate wording.
  4. Expand to the next batch of videos and repeat the measurement loop.

Notes: All figures are approximate and vary by niche. This guide highlights where localization often delivers the biggest impact on views and monetization.

For a full workflow after you choose languages, see How to Fully Localize a YouTube Video (End‑to‑End).

Tip: Pair one high‑RPM language with two scale languages to balance revenue per view and total watch time.

Ready to roll out? Use ReTranslate for YouTube to localize titles/descriptions for the top languages on your list.

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