Immigration Judge at Sterling, VA
Judge Marquez-Casillas, Karen serves at the Sterling, VA Immigration Court. With an asylum approval rate of 6.7%, this judge is below average compared to the national average. Data sourced from EOIR (Executive Office for Immigration Review).
Marquez-Casillas, Karen is listed with the Sterling, VA Immigration Court. The headline asylum grant rate shown here is 6.7% based on granted and denied asylum decisions represented in the current dataset.
Among the largest nationality groups shown for this judge, the table highlights Honduras (322 decided, 5.0% grant rate), El Salvador (160 decided, 1.9% grant rate), and Guatemala (159 decided, 1.9% grant rate). Compare these rows with the judge's overall rate because nationality mix can materially change how the headline number should be read.
Grant rate is calculated as granted / (granted + denied). Other procedural outcomes, including terminated, withdrawn, administratively closed, or removed cases, are tracked separately where available and are not treated as asylum grants.
This page is based on public EOIR data last updated 2026-05-08. It is for research and information only, not legal advice.
Read the grant-rate methodology or learn how to read immigration judge statistics.
| Nationality | Approval Rate | Granted | Denied | Decided |
|---|---|---|---|---|
| Honduras | 5.0% | 16 | 306 | 322 |
| El Salvador | 1.9% | 3 | 157 | 160 |
| Guatemala | 1.9% | 3 | 156 | 159 |
| Mexico | 1.0% | 1 | 101 | 102 |
| Peru | 4.1% | 3 | 71 | 74 |
| Venezuela | 6.0% | 4 | 63 | 67 |
| Nicaragua | 6.3% | 4 | 59 | 63 |
| Colombia | 0.0% | 0 | 36 | 36 |
| Afghanistan | 55.6% | 10 | 8 | 18 |
| Bolivia | 0.0% | 0 | 17 | 17 |
| Brazil | 0.0% | 0 | 16 | 16 |
| Russia | 70.0% | 7 | 3 | 10 |
| Mauritania | 44.4% | 4 | 5 | 9 |
| Ecuador | 28.6% | 2 | 5 | 7 |
| Cuba | 33.3% | 2 | 4 | 6 |
| Nepal | 0.0% | 0 | 5 | 5 |
| Ghana | 33.3% | 1 | 2 | 3 |
| Egypt | 66.7% | 2 | 1 | 3 |
| Cameroon | 100.0% | 3 | 0 | 3 |
| Costa Rica | 0.0% | 0 | 2 | 2 |
| Year | Approval Rate | Granted | Denied | Decided |
|---|---|---|---|---|
| 2026 | 6.5% | 18 | 258 | 276 |
| 2025 | 7.8% | 47 | 555 | 602 |
| 2024 | 4.5% | 11 | 234 | 245 |
| 2023 | 0.0% | 0 | 5 | 5 |