Regeneron Science Talent Search vs Regeneron ISEF Awards
Comparing two elite STEM opportunities. Both are competitions for high school students.
| Regeneron Science Talent Search | Regeneron ISEF Awards | |
|---|---|---|
| Prestige Tier | Tier 1 — Elite | Tier 2 — Highly Competitive |
| Type | Competition | Competition |
| Organization | Society for Science | Society for Science |
| Acceptance Rate | Approximately 0.2-0.3% (2% of ~2,000 applicants become Top 40 finalists; 15% become Top 300 scholars). Highly selective with ~2,000 projects submitted annually. | Approximately 1,600-1,700 finalists compete at ISEF annually out of significantly larger pool competing at 365+ affiliated fairs; roughly 600 finalists receive awards/prizes (37.5% of finalists awarded) |
| Applicants | Approximately 2,000 projects submitted per year; historically 147,000 students have competed since 1942 | Over 1,600 finalists selected annually from 365 Society-affiliated fairs across 60+ countries and territories; total number competing at all affiliated fairs globally is much larger (tens of thousands) |
| Deadline | 2026-11-05 | — |
| Award | — | $7,000,000 |
| Cost to Apply | Free | Free |
| US Only | Yes | No / International |
| Grades | High school seniors only | 9th through 12th grade (high school students) |
| College Impact | Regeneron STS is considered one of the most prestigious high school science competitions and carries significant weight in college admissions, particularly for top-tier universities (Ivy League, MIT, ... | Reaching Regeneron ISEF as a finalist is extremely prestigious in college admissions and carries significant weight. Top colleges (Ivy League, Stanford, MIT, etc.) view ISEF participation highly favor... |