P.S. 099 Isaac Asimov (21K099) is a public school in District 21, Midwood, Brooklyn, serving grades pre-K, K–8. In 2025, 44% of tested students were proficient in ELA and 53% were proficient in math (NYC DOE). Enrollment was 855 students in 2024–25 (NYC DOE). The average K–5 class size was 21 students in 2025–26 (NYC DOE).
2025 ELA proficiency is 44%, lower than most district elementary schools. Average class size is 21.0, about typical for district and NYC elementary schools. English language learners rose from 28% in 2022–23 to 33% in 2024–25, a larger increase than at most district elementary schools.
| Year | Subject | Proficient | Students tested |
|---|---|---|---|
| 2025 | ELA | 44% | 528 |
| 2025 | Math | 53% | 554 |
| 2024 | ELA | 39% | 505 |
| 2024 | Math | 43% | 501 |
| 2023 | ELA | 43% | 502 |
| 2023 | Math | 40% | 505 |
| 2022 | ELA | 43% | 487 |
| 2022 | Math | 34% | 481 |
| 2019 | ELA | 50% | 517 |
| 2019 | Math | 49% | 518 |
| 2018 | ELA | 45% | 538 |
| 2018 | Math | 44% | 520 |
Proficiency means Level 3 or above.
Admissions for NYC public schools go through MySchools.
NYC DOE · 2024–25
| Measure | P.S. 099 Isaac Asimov | P.S. 199 Frederick Wachtel |
|---|---|---|
| 2025 ELA proficient | 44% (+5 pp vs 2024) | 54% (+25 pp vs 2024) |
| 2025 Math proficient | 53% (+10 pp vs 2024) | 50% (+8 pp vs 2024) |
| Average K–5 class size (2025–26) | 21.0 | 17.5 |
| Enrollment (2024–25) | 855 | 520 |
| Student–teacher ratio (2025–26) | 11.7 | 7.4 |
| Family satisfaction | 93% | 93% |
| Principal trust | 96% | 96% |
| Teacher trust | 97% | 96% |
| Leadership | 95% | 94% |
| Distance between schools | 0.39 mi | |
P.S. 099 Isaac Asimov has lower ELA proficiency than P.S. 199 Frederick Wachtel (44% vs 54%).
| School | ELA | Math | Class size | Distance |
|---|---|---|---|---|
| P.S. 199 Frederick Wachtel | 54% | 50% | 17.5 | 0.4 mi |
| P.S. 121 Nelson A. Rockefeller | 67% | 67% | 13.8 | 0.7 mi |
| P.S. 226 Alfred De B. Mason | 50% | 50% | 20 | 0.7 mi |
| P.S. 238 Anne Sullivan | 48% | 41% | 23.2 | 0.9 mi |
| P.S. 177 The Marlboro | 65% | 67% | 23.1 | 1.0 mi |
| P.S. 215 Morris H. Weiss | 65% | 64% | 24 | 1.3 mi |
| I.S. 096 Seth Low | 47% | 55% | Not reported by DOE (privacy) | 1.4 mi |
| P.S. 153 Homecrest | 43% | 49% | 18.8 | 1.4 mi |
Source: NYC DOE / NYSED, 2025
pre-K, K–8
Admissions for NYC public schools go through MySchools.
44%
53%
21 students in K–5 (2025–26).