DNA Ethnicity Estimator
Estimate expected ethnicity percentages based on grandparent origins. Understand admixture and genetic heritage distribution.
Inputs
Results
European %
50%
Admixture %
50%
How to Use This Calculator
- Enter the number of grandparents from each heritage region: European, African, Asian, and Americas/Indigenous.
- Review the estimated ethnicity percentages for each region based on grandparent origins.
- Check Admixture Percentage to understand the degree of mixed heritage across your lineage.
- Use Generations to 90% Majority to understand how quickly one heritage can dominate in descendants.
- Compare results to your actual DNA test ethnicity estimate to identify potential family history surprises.
How the result changes with European Grandparents
| European Grandparents | European % | Admixture % |
|---|---|---|
| 0.4 | 16.7% | 58.3% |
| 1.4 | 41.2% | 58.8% |
| 2.6 | 56.5% | 43.5% |
| 3.6 | 64.3% | 35.7% |
What each input means
- European Grandparents
- Number of grandparents with primarily European ancestry (0-4)
- African Grandparents
- Number of grandparents with primarily African ancestry (0-4)
- Asian Grandparents
- Number of grandparents with primarily Asian ancestry (0-4)
- Americas/Indigenous Grandparents
- Number of grandparents with primarily Americas/Indigenous ancestry (0-4)
How this is calculated
Worked example, using the default values
- Identify Input Parameters4 parametersEuropean Grandparents = 2, African Grandparents = 0, Asian Grandparents = 1, Americas/Indigenous Grandparents = 1 = 4 input(s) provided
- Calculate European %European %50 = 50%
- Calculate Admixture %Admixture %50 = 50%
- Calculate African %African %0 = 0%
- Calculate Asian %Asian %25 = 25%
Related Calculators
The questions that sit next to this one — chosen by subject, including calculators filed under a different category.
DNA Match Relationship Calculator
Estimate the likely family relationship from shared centiMorgans (cM) and DNA segments.
Genealogy & Family HistoryAncestor Count Calculator
Calculate the theoretical and adjusted number of ancestors across generations, accounting for pedigree collapse.
Forensic ScienceDNA Match Probability Calculator
Calculate random match probability and likelihood ratio for DNA evidence based on loci matched, population size, and allele frequencies.
Genealogy & Family HistoryImmigration Record Date Estimator
Estimate arrival dates and assess record availability for immigrant ancestors based on departure year and ship type.
More in Life Events, Faith & Community.