Serious incidents run in line with the district average, and this school reports across every data category — a strong sign the numbers reflect reality.
| CATEGORY | COUNT | TIER |
|---|---|---|
| Firearm or explosive possession | 0 | Serious |
| Homicide | 0 | Serious |
| Physical attack with weapon | 0 | Serious |
| Rape / sexual assault | 0 | Serious |
| Referral to law enforcement | 0 | Serious |
| Robbery with weapon | 0 | Serious |
| School-related arrest | 0 | Serious |
| Threat of attack with weapon | 0 | Serious |
| Harassment on basis of race/sex/disab. | 3 | Moderate |
| Physical attack without weapon | 0 | Moderate |
| Robbery without weapon | 0 | Moderate |
| Sexual harassment | 2 | Moderate |
| Threat of attack without weapon | 0 | Moderate |
| Bullying / harassment (general) | 5 | Minor |
Mercer Island High School ranks #3 of 6 scoreable schools in this district.
| SCHOOL | GRADES | SCORE | GRADE |
|---|---|---|---|
| Northwood Elementary School | 01–05 | 91 | A |
| Islander Middle School | 06–08 | 78 | A |
| West Mercer Elementary | 01–05 | 69 | A |
| Island Park Elementary | 01–05 | 60 | A |
| Lakeridge Elementary School | 01–05 | 43 | A |