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This historical identity has not been confirmed. Records cannot be attributed to this person.

From FY2021 to FY2025, 30 of 120 asylum grant-or-denial records under judge code DDO at Chelmsford were grants (25.00%) and 90 were denials (75.00%). In the same years, the court recorded 36.03% and the national figure was 37.33%. EOIR data through 2026-08-31; past records do not predict an individual case.

Recorded grant share · Chelmsford · CHE

Grants 30 · Denials 90 · N 120
95% interval: 18.11%–33.44%

Judge code DDO
25.00%N 120
Chelmsford
36.03%N 2,026
United States · all courts
37.33%N 367,995

Among comparable judge codes at this court

10 judge codes at this court have 100 or more grant-or-denial records in FY2021–FY2025. Their recorded grant shares range from 10.79% to 82.39%; the median is 31.17%.
Record coverage
4 courts with recordsFY2024–FY2025 · 5 court-years · Courts are not pooled
Data through
2026-08-31EOIR records · not on the official listing checked 2026-09-16Data and sources

Historical outcomes by court

Each row is a fiscal year at the court stored on the dated record. Courts are not pooled; an official listing never moves old results to a new court. Small groups remain visible and are labeled.

Judge figures group saved asylum outcomes by the judge code on each EOIR proceeding. The code identifies the assigned judge; these records do not verify who personally made every application decision. How judge figures work

Recorded grant share by fiscal year at Chelmsford

0%10%20%30%40%50%FY202525.00%35.46%23.13%
  • Judge code DDO
  • Chelmsford
  • United States · all courts
A broken ring marks a value from fewer than 100 records.
Recorded grant and denial outcomes · EOIR dated records
Completion FYRecorded grant shareTotal (N)Grant recordsDenial records95% interval
Chelmsford · CHEExplore this court's full context
FY202525.00%120309018.11%–33.44%
Chelmsford · LOWExplore this court's full context
FY202566.67%Small sample96335.42%–87.94%
FY202443.48%Small sample23101325.63%–63.19%
Boston · BOSExplore this court's full context
FY202430.95%Small sample84265822.08%–41.49%
Newark · NEWExplore this court's full context
FY2024100.00%Small sample11020.65%–100.00%

Small sample: fewer than 100 grant or denial records. This share can swing widely.

These records do not predict an individual result or measure judge quality. A person may have more than one proceeding.

Source cutoff: 2026-08-31 · eoir-2026-08-judge-records-v2 · Source files and checks · Attribution details

Historical grant and denial records by nationality

Nationality groups count grant and denial proceedings in FY2021–FY2025, not people.

The dated results have a different coverage period and do not contain individual nationality. Small groups can change sharply.

Recorded judge × court × nationality · FY2021–FY2025 and each fiscal year
Recorded nationalityFY2021–FY2025 · pooledTotal (N)Court · same nationalityFY2025FY2024FY2023FY2022FY2021
Chelmsford · CHE
Brazil11.43%Small sample3519.10% · N 5344 / 35————
Guatemala41.18%Small sample1739.05% · N 4207 / 17————
Dominican Republic0.00%Small sample1118.75% · N 480 / 11————
Ecuador33.33%Small sample933.08% · N 1333 / 9————
El Salvador42.86%Small sample742.28% · N 1233 / 7————
Angola83.33%Small sample659.20% · N 1255 / 6————
Haiti16.67%Small sample613.04% · N 461 / 6————
Honduras0.00%Small sample636.63% · N 1010 / 6————
Cape Verde0.00%Small sample30.00% · N 70 / 3————
Jamaica0.00%Small sample30.00% · N 120 / 3————
Russia100.00%Small sample376.47% · N 173 / 3————
Pakistan100.00%Small sample275.00% · N 42 / 2————
Peru0.00%Small sample20.00% · N 150 / 2————
Cameroon0.00%Small sample190.48% · N 210 / 1————
Colombia0.00%Small sample138.64% · N 440 / 1————
Democratic Republic Of Congo100.00%Small sample170.42% · N 711 / 1————
Ethiopia100.00%Small sample1100.00% · N 91 / 1————
Guadeloupe0.00%Small sample10.00% · N 10 / 1————
Mexico0.00%Small sample15.26% · N 190 / 1————
Trinidad And Tobago0.00%Small sample10.00% · N 20 / 1————
Turkiye0.00%Small sample130.00% · N 200 / 1————
Turkmenistan0.00%Small sample10.00% · N 10 / 1————
Vietnam0.00%Small sample140.00% · N 50 / 1————
Boston · BOS
Brazil30.30%Small sample6629.17% · N 5,653—20 / 66———
Peru0.00%Small sample644.94% · N 89—0 / 6———
Ecuador100.00%Small sample355.73% · N 811—3 / 3———
Guatemala0.00%Small sample355.08% · N 1,643—0 / 3———
Honduras0.00%Small sample358.42% · N 695—0 / 3———
El Salvador100.00%Small sample161.11% · N 1,296—1 / 1———
Moldavia (Moldova)100.00%Small sample1100.00% · N 17—1 / 1———
Romania100.00%Small sample166.67% · N 3—1 / 1———
Chelmsford · LOW
Brazil53.85%Small sample1327.54% · N 2074 / 53 / 8———
Guatemala100.00%Small sample353.19% · N 188—3 / 3———
Haiti0.00%Small sample320.00% · N 100 / 10 / 2———
Cameroon100.00%Small sample1100.00% · N 8—1 / 1———
Congo100.00%Small sample1100.00% · N 25—1 / 1———
Dominican Republic0.00%Small sample133.33% · N 12—0 / 1———
El Salvador0.00%Small sample146.94% · N 490 / 1————
Iraq100.00%Small sample1100.00% · N 2—1 / 1———
Jamaica0.00%Small sample10.00% · N 1—0 / 1———
Kenya0.00%Small sample175.00% · N 4—0 / 1———
Kirghizia (Kyrgyzstan)100.00%Small sample1100.00% · N 3—1 / 1———
Pakistan0.00%Small sample130.00% · N 10—0 / 1———
Peru0.00%Small sample133.33% · N 3—0 / 1———
Russia100.00%Small sample1100.00% · N 91 / 1————
Spain0.00%Small sample10.00% · N 1—0 / 1———
Tajikistan (Tadzhik)100.00%Small sample150.00% · N 21 / 1————
Newark
Ecuador100.00%Small sample119.15% · N 2,475—1 / 1———

Small sample: fewer than 100 grant or denial records. This share can swing widely. Each fiscal year shows grants / N; — means no grant or denial record that year.

Judge means the code saved on the proceeding, not independently verified decision authorship. Flags are visual aids for mapped source categories; historical, unknown and non-geographic categories remain text-only.

EOIR CASE nationality aggregates · eoir-2026-08-nationality-complete-v1 · Download complete counts

Hearing schedule

One proceeding record is not necessarily a separate hearing session.

Chelmsford · CHE · All proceedings · 2026-09–2029-08

Asylum-associated records are a subset of All proceedings.

Schedule display range: 2026-09–2029-08 (36 months)

All Master and Individual schedule records in this view were excluded by the counting rules. See the coverage details.

Monthly counts are available for all recorded courts below.

Boston · BOS

Retained: 0Excluded: 0Unable to confirm: 0Source files and checks

Chelmsford · CHE

Monthly counts

Donald Ostrom · DDO · Chelmsford · CHE · 2026-09–2029-08 · All proceedings · Asylum-associated proceedings · Proceedings with recorded hearing dates · EOIR · 2026-08 edition
MonthAll proceedings · Master proceedingsAll proceedings · Individual proceedingsAsylum-associated proceedings · Master proceedingsAsylum-associated proceedings · Individual proceedings
2026-090000
2026-100000
2026-110000
2026-120000
2027-010000
2027-020000
2027-030000
2027-040000
2027-050000
2027-060000
2027-070000
2027-080000
2027-090000
2027-100000
2027-110000
2027-120000
2028-010000
2028-020000
2028-030000
2028-040000
2028-050000
2028-060000
2028-070000
2028-080000
2028-090000
2028-100000
2028-110000
2028-120000
2029-010000
2029-020000
2029-030000
2029-040000
2029-050000
2029-060000
2029-070000
2029-080000

Retained: 0Excluded: 134Unable to confirm: 0Source files and checks

Elizabeth · ELZ

Retained: 0Excluded: 0Unable to confirm: 0Source files and checks

Chelmsford · LOW

Retained: 0Excluded: 0Unable to confirm: 0Source files and checks

Dated result records

Nationality and representation selections do not filter this list. Case identifiers and personal attributes are not included.

Results for the current selection

Loading associated results…

These dates belong to proceedings associated with the recorded judge code. They do not establish when that person served or who made the application decision.

Monthly record distribution for this selection

Filtered records by court and fiscal year

All eight saved result categories · same filters as the result list
Historical record courtFiscal yearGrantedDeniedRecorded as abandonedRecorded as withdrawnRecorded as not adjudicatedRecorded as administratively closedOther recorded categoriesNo application result recordedTotal records

Each row totals its eight categories using the current filters. Fiscal years run from 10-01 through 09-30.

One row per eligible proceeding · latest completion date first
Proceeding completion dateHistorical record courtSaved application result

Counts use stored proceeding completion dates and judge codes. Later source releases may revise earlier records.

Source cutoff: 2026-08-31 · eoir-2026-08-judge-records-v2 · Source files and checks

Recorded BIA appeals associated with this judge code

These records are linked to proceedings carrying this EOIR judge code in the 2026-08 source snapshot. The data do not establish that the coded judge personally issued the decision under BIA review.

Historical decision FY2021–FY2025 pooled · respondent-filed appeals (A)

Denominator: respondent-filed BIA IJ Case Appeal events with an exact proceeding link and stored judge code, with a recorded disposition during the displayed period.

Respondent-filed recorded BIA appeal events during FY2021–FY2025
Appeal events (denominator)DIS · recorded dismissal/affirmanceREM · remand as recordedSUS · appeal sustained as recordedOther · mixed recorded dispositions
50381011

Small sample: N is below 100. Counts remain visible; a few events can change the pattern substantially.

Questions about these records

Is this the judge’s asylum approval or denial rate?

It is the recorded grant share: of 120 asylum grant-or-denial records under judge code DDO at Chelmsford in FY2021–FY2025, 30 were grants (25.00%) and 90 were denials (75.00%).

Withdrawals, abandonment, administrative closure and other outcomes are outside this denominator. The judge code identifies the assigned judge; it does not prove who decided each application.

Why do other websites show a different number?

Publications count different things. This page counts asylum applications that ended in a grant or a denial in EOIR’s public CASE data, by fiscal year, at the court stored on each proceeding, and never pools courts.

Other reports may count other relief, such as withholding of removal or protection under the Convention Against Torture, count decisions rather than proceedings, combine courts or use other years. Compare the period, the population and N before comparing percentages.

Why are courts listed separately?

Each record keeps the court stored on its proceeding. This judge code has grant or denial records at 4 courts. They are shown separately and never pooled, and the official listing does not move older records to a new court.

What does a small sample mean here?

When fewer than 100 grant or denial records stand behind a share, one or two decisions can move it by several percentage points. Such figures are marked † or labeled as a small sample, and the 95% interval shows how wide the uncertainty is.

Can these numbers predict my case?

No. They describe past records under a judge code. The outcome of a case depends on its own facts, evidence and law. For advice about your case, talk to a qualified lawyer or accredited representative.

Data and sources

Source cutoff: · eoir-2026-08-judge-source-coverage-v1

Dated asylum records and recorded grants or denials are available by court and fiscal year.

Result record coverage

2,332Associated proceeding records
880Proceedings linked to asylum applications
679Eligible dated asylum records
237Dated grant or denial records

All courts and all stored dates in this source edition. These coverage counts do not change with the result-list filters.

Historical record courts
7
Earliest recorded completion FY
FY2016
Latest recorded completion FY
FY2025
Why some source records are outside the dated results
  • 200 eligible asylum records have no completion date.
  • 263 eligible asylum records have no application result; 73 of them appear in the dated list. 190 records lack both a usable completion date and an application result. The missing-date and missing-result counts overlap.
  • 1 asylum-linked proceedings have conflicting saved application results.

A blank date or result does not establish a pending case, an undecided application, or the absence of a decision. Missing dates are not assigned to an assumed fiscal year.

All eligible dated result categories are included through the source cutoff, without aggregate suppression filters.

Source cutoff: 2026-08-31 · FY2026 is incomplete. Earlier stored dates may predate a judge’s appointment because assignment and saved completion date describe different events.

Nationality and representation selections do not filter this list. Case identifiers and personal attributes are not included.

Available historical coverage

Source coverage includes all normalized dated records for this identity. It is not verified decision authorship or a complete case history.

Coverage counting rules

Counts describe stored proceedings associated with the judge code, not unique cases, people, or verified decision authorship. Asylum applications are combined per proceeding using the same joins and conflict rules as the dated list.

879 asylum-linked proceedings meet the proceeding-type, case-link and result-consistency rules. These eligible records split into missing dates, invalid dates, dates after the cutoff, and dated records through the cutoff.

The dated list includes all saved result categories, including a blank result. Grant share uses only dated grants divided by dated grants plus denials; other categories are excluded.

These are saved results on proceedings assigned to the selected judge in EOIR data, not independently verified decision authorship. The application result has no separate decision timestamp. Completion dates may reflect a different event or later edits.

Each row represents one eligible proceeding after duplicate application rows are combined. Identical dates and results can appear multiple times. A person may have multiple proceedings. Within-day order does not indicate the sequence of decisions.

The public timeline includes all eight saved result categories and all stored completion years through the source cutoff. Conflicting application outcomes and inconsistent case joins remain excluded. Complete records can reconstruct counts hidden in legacy aggregate tables; those tables no longer provide a non-reconstruction guarantee.

Official court listing

Directory checked: EOIR hearing directory

Not on the checked official listing

The checked listing does not establish why this name is absent or where this person works now.

Hearing schedule sources

Schedule filtering and source checks

The 2026-08 EOIR edition is grouped using a source cutoff of 2026-08-31. Counts describe proceeding records with retained future hearing dates, grouped by the judge and court codes stored on each schedule record. Records with a handling reason and other excluded records are kept outside the counts; records that cannot be confirmed are listed separately. All proceedings includes the reliably identified asylum-associated subset.

Later recorded hearing dates are included in the source coverage summary.

All proceedings · future hearing dates through 2036-08-31

These source coverage counts include all proceedings and do not change with the proceedings filter above.

Boston · BOS

Retained: 0Excluded: 0Unable to confirm: 0

Raw Master and Individual records
0
Unconfirmed proportion
Not calculable
Historical schedule records
1,326
Other schedule types
1
Reliable asylum association
918
No identifiable asylum association
408

Chelmsford

Retained: 0Excluded: 134Unable to confirm: 0

Raw Master and Individual records
134
Unconfirmed proportion
0.00%
Recorded handling reason
134
Historical schedule records
6,591
Future schedule records
134
Other schedule types
873
Reliable asylum association
3,833
No identifiable asylum association
2,892

Elizabeth

Retained: 0Excluded: 0Unable to confirm: 0

Raw Master and Individual records
0
Unconfirmed proportion
Not calculable
Historical schedule records
3
Other schedule types
1
No identifiable asylum association
3

Chelmsford

Retained: 0Excluded: 0Unable to confirm: 0

Raw Master and Individual records
0
Unconfirmed proportion
Not calculable
Historical schedule records
4,543
Other schedule types
208
Reliable asylum association
3,171
No identifiable asylum association
1,371
Unlinked asylum records
1
View schedule counting rules
Source files, versions and checks

BIA appeal sources

BIA scope and counting rules

These are historical pooled counts, not a judge score or a current pattern. This product has no annual judge-code breakdown. DIS does not prove this judge was affirmed; REM is not an asylum grant; SUS is not a final asylum outcome.

Recorded BIA disposition patterns can change over time. These FY2021–FY2025 counts are not a permanent characteristic of this judge code. Changes may coincide with law, policy, administration, BIA composition, case mix or backlog; these descriptive data do not establish a cause.

All-party source coverage is separate from the respondent-filed table. National parent appeal events: 119,252 · Linked to a stored judge code: 119,155.

Respondent-filed source events: 109,995 · Linked to a stored judge code: 109,915 · Published respondent-filed events: 67,156 · Respondent-filed events with identity limitations: 42,759.

Judge code: DDO · Stored source field: B_TblProceeding.IJ_CODE · Population: bia-decided-stored-judge-chronology-clean-1.

Disposition date basis: tblAppeal.datBIADecision · Historical period: 2020-10-01–2025-09-30 · Source cutoff: 2026-08-31.

The stored code is an association in the snapshot, not proof of decision authorship or assignment when the original decision was issued. Today’s judge directory and court listing describe current context only.

Source versions and checks

Coverage and source versions are listed separately from publication, acquisition and later checks. A check does not extend the records beyond their cutoff.

EOIR public CASE data

Used on this page: Dated results, historical outcomes and saved hearing schedules

Historical result coverageFY2016–FY2025

Source edition2026-08

Source snapshot cutoff

The first and last available fiscal years bound this range; intervening years may have no records. Saved hearing dates and BIA disposition periods have separate coverage.

Standard comparison periodFY2021–FY2025

Source obtained or reviewed for this edition

Official source recheck ·

Source reachable at the last check; its contents have not been compared with this edition yet

Cite this page AsylumCompass. “Donald Ostrom: historical immigration judge code records.” https://asylumcompass.com/judge/donald-ostrom-ddo Include the source edition and period of the figure you cite.

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