Resource
Islamic World Map: Muslim Population by Country and Region
A practical guide to where Muslims live worldwide, with country rankings, regional context, OIC membership notes, sources and internal links for deeper research.

Global Muslim population
About 2.0 billion in 2020
Share of world population
About 25.6% in 2020
OIC member states
57 member states
Largest population region
Asia-Pacific
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Download the approved table as CSV, or use JSON when you also need the methodology, source links, and update date.
Dataset updated . Cite the resource page and include this update date.
Citation URL: https://themuslimpost.org/resources/islamic-world-map
An Islamic world map is easiest to read when population size, Muslim-majority status, regional distribution and OIC membership are treated as separate layers. A country can have a very large Muslim population without being Muslim-majority, and an OIC member state is not always the same thing as a demographic category.
The main takeaway is that the Muslim world is not limited to the Middle East. The largest Muslim populations are in Asia, while Africa, Europe and the Americas each matter for demography, migration, public policy and religious life.
What this map is for
A useful Islamic world map has to separate three layers: where the largest Muslim populations live, where Muslims are the majority, and which states belong to political bodies such as the Organisation of Islamic Cooperation.
- Population size answers "where do most Muslims live?" Indonesia, Pakistan, India and Bangladesh matter because of scale.
- Population share answers "which countries are Muslim-majority?" Smaller countries can have a very high Muslim share without ranking high by total population.
- OIC membership is political and diplomatic. It overlaps with the Muslim world but is not the same as a religious-demographic map.
- Diaspora communities in Europe and North America are smaller by share but important for media, migration and public policy discussions.
Regional reading guide
The map should be read by region before comparing countries. Asia-Pacific contains the largest number of Muslims; the Middle East and North Africa contains many Muslim-majority states; Sub-Saharan Africa has some of the fastest-growing Muslim populations; Europe and the Americas are mostly diaspora or minority contexts.
- Asia-Pacific: Indonesia, Pakistan, India and Bangladesh make the region central to any global Muslim population map.
- Middle East and North Africa: high Muslim shares, many Arabic-speaking countries, and major holy sites and institutions.
- Sub-Saharan Africa: Nigeria, Sudan, Ethiopia, Niger, Mali and Senegal show why Africa cannot be treated as marginal to Muslim demographics.
- Europe, Russia and North America: lower shares, but important communities in France, Germany, the United Kingdom, Russia, Canada and the United States.
How to use the numbers
Religious-demographic data is estimated from censuses, surveys and demographic models. Treat exact country counts as approximate, compare sources when precision matters, and prefer update dates over undated viral maps.
- For global trend questions, start with Pew Research Center because it documents religious composition by country and decade.
- For current quick estimates by country, use a current ranking table but check whether it explains ranges and uncertainty.
- For membership questions, use the OIC member-state list rather than a demographic table.
Largest Muslim populations by country
Approximate 2026 public estimates. Counts are rounded, and some countries have wide uncertainty ranges.
| Country | Region | Approx. Muslim population | Muslim share | Why it matters |
|---|---|---|---|---|
| Indonesia | Southeast Asia | 249.8M | 87.1% | Largest Muslim population in the world. |
| Pakistan | South Asia | 233M | 96.5% | Major Muslim-majority state in South Asia. |
| India | South Asia | 200M | 14.6% | Large Muslim minority by share, very large by count. |
| Bangladesh | South Asia | 150.8M | 91% | One of the largest Muslim-majority populations. |
| Nigeria | West Africa | 96M | 48% | Large population with major Muslim and Christian communities. |
| Egypt | North Africa | 87.5M | 92.35% | Largest Arab country by population. |
| Iran | West Asia | 85.7M | 99.8% | Large Muslim-majority state with Shia-majority institutions. |
| Turkey | Anatolia / Europe | 81.2M | 94.5% | Important bridge between European and West Asian contexts. |
| Algeria | North Africa | 43.7M | 99% | Large Muslim-majority country in the Maghreb. |
| Iraq | West Asia | 39M | 96.5% | Important Sunni-Shia and regional politics context. |
Common map categories
These categories answer different demographic and political questions and should not be merged.
| Category | Best for | Typical examples | Main caution |
|---|---|---|---|
| Muslim-majority countries | Understanding where Muslims are the majority | Indonesia, Pakistan, Egypt, Turkey, Iran | A high share does not always mean a large absolute population. |
| Large Muslim populations | Understanding scale and audience size | India, Nigeria, Indonesia, Pakistan | Some large populations are minorities inside very large countries. |
| OIC member states | Diplomacy and intergovernmental context | 57 member states listed by the OIC | Membership is political, not a pure demographic classification. |
| Diaspora communities | Migration, media and local policy context | France, Germany, UK, US, Canada | Estimates vary by census method and definition. |
FAQ
Which country has the largest Muslim population?
Indonesia is generally listed as the country with the largest Muslim population, followed by Pakistan, India and Bangladesh in current public ranking tables.
Is the Islamic world the same as the Arab world?
No. Many Muslims are not Arab, and the largest Muslim populations are in Asia. The Arab world is important, but it is only one part of the Muslim world.
Is every OIC member country Muslim-majority?
No. OIC membership is diplomatic and political. It includes many Muslim-majority countries, but the membership list should not be treated as a pure demographic map.
Why do estimates differ between sources?
Religious identity can be measured by census, survey, administrative data or modelled estimates. Countries also update population data at different times.
Related reading
- Islamic History Timeline: Key Events from 570 CE to the Present
- History of Muslim Travelers and Geographers: Rihla, Routes and Maps
- Islam in Medieval West Africa Timeline: Ghana, Mali, Songhai and Timbuktu
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- Islamic World Map and Muslim Population Distribution
A source-backed guide to Islamic world maps, OIC boundaries, Muslim-majority countries and global Muslim population data.
Sources
- Pew Research Center: Religious Composition by Country, 2010-2020
Used for global and country-level religious composition context.
- Pew Research Center: Muslim population change
Used for 2010 to 2020 global trend figures.
- OIC member states
Used for the Organisation of Islamic Cooperation membership distinction.
- World Population Review: Muslim Population by Country 2026
Used as a current public ranking table; country estimates should be treated as approximate.
- Association of Religion Data Archives: National / Regional Profiles
Used as a cross-checking source for country and regional religious-demographic profiles.
Languages
- خريطة العالم الإسلامي: التعداد السكاني للمسلمين حسب الدولة والمنطقة
- ইসলামিক বিশ্বের মানচিত্র: দেশ ও অঞ্চল অনুযায়ী মুসলিম জনসংখ্যা
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- Karte der islamischen Welt: Muslimische Bevölkerung nach Land und Region
- Ισλαμικός Παγκόσμιος Χάρτης: Μουσουλμανικός πληθυσμός ανά χώρα και περιοχή
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