New York attorney record · Judicial Dept 2
Marion Elaine Costello
University Of Maryland alumna, admitted to the New York bar in 2000. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 2000
- Admitted
- 26
- Years in bar
- 3002995
- NY reg #
The record in one line
With 26 years on the register since a 2000 admission, Marion Elaine Costello ranks among the New York bar's most senior active practitioners, longer-tenured than 62% of the currently-active bar.
- 26 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 38%
- by tenure among active NY attorneys
- Law school
- University Of Maryland
Data updated August 2026
What this profile tells you
Bar status & tenure
Registration 3002995 with the New York bar authority has long belonged to Marion Elaine Costello, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
No firm or business address is on record, despite 26 years on the register. Educational background: UNIVERSITY OF MARYLAND (319 registered alumni).
State context & due diligence
After 26 years on the register, Marion Elaine Costello still falls within the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
Few active New York attorneys match Marion Elaine Costello's 26 years since admission in 2000.
26 years on the New York bar
Years since admission, all currently-active NY attorneys
26 Top 38% higher than 62% of 290,787 active NY attorneys
Each bar is a band; taller bars hold more active NY attorneys. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · August 2026
How Marion compares to fellow University Of Maryland alumni
Among the 229 University Of Maryland graduates in the New York register, Marion Elaine Costello is longer-tenured than 64%.
26 years vs. University Of Maryland alumni
Years since admission - 229 NY-registered alumni of this school
26 Top 36% higher than 64% of 229 fellow alumni
Each bar is a band; taller bars hold more fellow alumni. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · August 2026
University Of Maryland's active-bar rate
Of University Of Maryland's 319 alumni in the New York register, 63% currently hold "Currently registered" status, below the statewide average.
The 2000 admission class today
Of the 7,585 attorneys admitted to the New York bar in 2000, 63.8% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 3002995
- Year Admitted
- 2000 (26 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Aug 2028
Location & Contact
Education
Status Distribution Across the New York Bar
Marion Elaine Costello's current status, "Currently registered", places this attorney in the 67.2% of the 432,625-attorney New York register currently marked active.
Full statewide breakdown & source note
Source: NY Office of Court Administration, Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
Near-tenure University Of Maryland alumni
Fellow alumni on the NY register whose admission year is closest to 2000 .
Same admission year (2000), other cities
NY-registered attorneys admitted in 2000 whose listed office city differs from this record, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Out-of-state NY bar peers for Marion Elaine Costello with the closest admission year to 2000. Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
Verify on NY Courts Attorney SearchBefore you rely on this record
Marion Elaine Costello's "Currently registered" listing confirms bar standing only, it is a registration fact to verify, not a verdict on quality or competence.
Frequently Asked Questions
Where is Marion Costello licensed?
Marion Costello is licensed to practice law in New York.
When was Marion Elaine Costello admitted to the bar?
Marion Elaine Costello's admission to the New York bar dates back to 2000.
Where did Marion Elaine Costello go to law school?
Marion Elaine Costello attended UNIVERSITY OF MARYLAND.
Is Marion Elaine Costello in good standing?
Yes, Marion Elaine Costello holds active bar status ("Currently registered").
Cite this page & disclosure
Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.
Read our methodology - how this data is sourced, computed, and verified.