Mauritania Immigration Statistics
Mauritania accounts for 0.0% of U.S. immigration applications, ranking #154 among 198 countries with 152 total applications and a 70% approval rate.
Mauritania applicants see a USCIS approval rate of 70.0 percent on the 152 applications tracked. Mid-tier approval rates reflect the mix of family- and employment-based petitions; specific categories within the country mix can run materially above or below this average.
Among the top visa types for Mauritania, Family Spouse accounts for the largest single share of applications. The country page on this site groups every USCIS visa form together and shows the per-form approval rate and average processing time — for any specific applicant, the per-form pattern matters more than the country aggregate.
Top Visa Categories
| Category | Applications | Share |
|---|---|---|
| Family Spouse | 71 | 46.7% |
| Diversity Visa | 34 | 22.4% |
| Family Children | 32 | 21.1% |
| Family Parents | 15 | 9.9% |
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About This Data
Data from USCIS quarterly reports and the DHS Yearbook of Immigration Statistics (2023). Last updated May 2025. See our methodology.
Source: USCIS reports and studies, 2026.