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Admixture Calculator

Global Ancestry K28

Modern World K28 is a curated K=28 admixture calculator that estimates proportions from 29 modern reference populations across Africa, Europe, Asia, Oceania and the Americas. Designed for genealogists, researchers and curious users, it reveals regional ancestry signals and historical mixing patterns with balanced global coverage and fine regional resolution.

28 Components
World Target Region
Marques Author
Modern Era
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Chapter I

Calculator Details

Comprehensive information about this admixture calculator

M

Marques

Calculator Creator

About This Calculator

Modern World K28 is a curated K=28 admixture calculator designed to dissect contemporary global ancestry into 29 well-chosen reference components. It analyzes autosomal DNA to estimate the proportional contributions from modern and regionally informative populations — from African hunter-gatherers, Bantu and West African groups to Europe’s British, Iberian, Italian and Balkan clusters; from diverse Asian components including South, East, NorthEast and Southeast Asia, to Central Asian (Iranic, North, South) and Austronesian signals; and to Oceanian and Indigenous American ancestries. Built for a broad audience — genetic genealogists, population geneticists, anthropologists, and curious individuals with diverse backgrounds — this tool translates genome-wide variation into accessible regional affinities. Users gain quantitative insights into recent and relatively deep ancestry: which continental and regional lineages are present, approximate proportion estimates, and comparative affinities among neighboring populations. Because the reference set is curated for the modern era, it highlights patterns shaped by historical migrations and demographic events such as the Bantu expansion, Eurasian steppe movements, Mediterranean and Balkan admixture, Austronesian dispersal, and Native American roots, while also distinguishing finer European and Asian substructure. Modern World K28 is valuable because it balances global breadth with regional resolution. It helps validate other ancestry reports, guides further genealogical research, and provides teaching-ready results for understanding how historical population dynamics are reflected in individual genomes. Results are best interpreted alongside historical, archaeological, and genealogical context: proportions are model estimates, not definitive labels, but they offer a clear, quantitative snapshot of how an individual’s DNA relates to contemporary world populations.
Chapter II

Reference Populations

The populations used as genetic references in this calculator

28 Reference Populations

Africa

  • African Hunter-Gatherers: Indigenous populations relying on hunting and gathering.
  • Bantu: Widespread ethnic groups across sub-Saharan Africa.
  • North Africa: Populations from countries like Algeria, Egypt, and Morocco.
  • North East Africa: Regions including the Horn of Africa, such as Ethiopia and Somalia.
  • West African: Populations from West African nations like Nigeria and Ghana.

Asia

  • Central Asia (Iranic): People from Iran and surrounding areas with Iranian languages.
  • Central Asia (North): Turkic and other groups from Kazakhstan and neighboring regions.
  • Central Asia (South): Populations from regions like Uzbekistan and Turkmenistan.
  • East Asia: Populations from countries like China, Korea, and Japan.
  • NorthEast Asia: Siberian and Far Eastern Russian populations.
  • South Asia: Primarily from India, Pakistan, Bangladesh, and Sri Lanka.
  • South West Asia: Including the Arabian Peninsula and Mesopotamia.
  • SouthEast Asia: Populations from Thailand, Malaysia, Indonesia, and more.
  • Vietnam-South China: Populations from regions entwining Vietnamese and South Chinese cultures.
  • West Asia: Including the Middle Eastern populations like those from Turkey and Iran.

Oceania

  • Austronesian: Populations in Southeast Asia and the Pacific, like the Philippines and Fiji.
  • Oceania: Indigenous groups from the Pacific Islands including New Zealand and Papua New Guinea.

Europe

  • British and Irish: Populations from Great Britain and Ireland.
  • Central Europe: Encompasses countries like Germany, Austria, and Poland.
  • Eastern Europe: Populations from countries such as Russia, Ukraine, and the Balkans.
  • Finland: Finnish populations with distinct Finno-Ugric roots.
  • Greek and Balkans: Encompasses populations from Greece and Balkan countries.
  • Iberian Peninsula: Spanish and Portuguese populations.
  • Italy: Populations from Italy, known for a mix of Mediterranean and European influences.
  • North West Europe: Includes populations from France, Belgium, and the Netherlands.
  • Scandinavia: Populations from Norway, Sweden, and Denmark.

Mediterranean

  • East Mediterranean: Includes populations from Cyprus, Lebanon, and nearby areas.
  • North East Africa: As above, regions like the Horn of Africa are included.

Indigenous American

  • Indigenous American: Native populations from North and South America.
Chapter III

Understanding Admixture Analysis

Learn how admixture calculators work and how to interpret your results

What is Admixture Analysis?

Admixture analysis is a method used to estimate your genetic ancestry by comparing your DNA to reference populations from around the world. Think of it as creating a recipe of your genetic makeup, where the ingredients are different ancestral populations.

This calculator uses 28 carefully selected modern populations as references, allowing for a detailed breakdown of your genetic heritage.

How It Works

  • Your DNA is compared to 28 reference populations
  • Modern populations are used as genetic references
  • Results show your genetic similarity to these populations
  • More accurate with a diverse reference panel

Understanding Your Results

Your results will show percentages of genetic similarity to these reference populations. Remember these important points:

  • Results reflect genetic similarity, not direct ancestry
  • Modern populations are used as references
  • Percentages indicate relative genetic contribution
  • Results are estimates based on available reference data