New York attorney record · Judicial Dept 2
Mark Garret O'Connor
New York Law School alumna, admitted to the New York bar in 1977, registered office in New Rochelle, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1977
- Admitted
- 49
- Years in bar
- 1271535
- NY reg #
The record in one line
Mark Garret O'Connor has spent 49 years on the register since admission in 1977, one of the longest-standing active practitioners the state bar carries at 92% tenure percentile.
- 49 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #47 of 312
- by tenure in New Rochelle office peers
- Law school
- New York Law School
Data updated August 2026
What this profile tells you
Bar status & tenure
Mark Garret O'Connor has carried New York bar registration 1271535 for the better part of a career, still active and in good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Law Office Of Mark G. O'Connor, located in New Rochelle, NY (Westchester County), ZIP 10801. Educational background: New York Law School (15,778 registered alumni).
State context & due diligence
Across a career spanning 49 years, Mark Garret O'Connor has remained part of the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
Mark Garret O'Connor's 49 years since a 1977 admission places this record near the far edge of the statewide tenure curve below.
49 years on the New York bar
Years since admission, all currently-active NY attorneys
49 Top 8% higher than 92% 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
Tenure among New Rochelle, NY office peers
Most of the 312 NY-registered attorneys in New Rochelle, NY outrank Mark Garret O'Connor on tenure; this record sits at the 15th local percentile (rank #47). See the New Rochelle attorney directory .
- Local rank
- #47
- City cohort
- 312
- Local percentile
- 15th
- Admitted
- 1977
Nearest tenure peers in New Rochelle
- Marc Alan Aaronson admitted 1977 · 49 yr
- Mina Gerowin admitted 1977 · 49 yr
- John Paul Iacono admitted 1977 · 49 yr
- Richard Weiss admitted 1977 · 49 yr
How local rank is computed
Rank uses years since NY-bar admission among non-deceased registry rows that list the same office city and state, a local placement, not a statewide claim. Source: NY Office of Court Administration Attorney Registration · as of August 2026. Derived local rank, not published upstream.
How Mark compares to fellow New York Law School alumni
Among the 8,062 New York Law School graduates in the New York register, Mark Garret O'Connor is longer-tenured than 99%.
49 years vs. New York Law School alumni
Years since admission - 8,062 NY-registered alumni of this school
49 Top 1% higher than 99% of 8,062 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
The 1977 admission class today
Of the 3,593 attorneys admitted to the New York bar in 1977, 51.2% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1271535
- Year Admitted
- 1977 (49 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Mar 2028
Location & Contact
- Company
- Law Office Of Mark G. O'Connor
- City
- New Rochelle, NY
- County
- Westchester
- ZIP Code
- 10801
- Phone
- (914) 787-0580
Education
Status Distribution Across the New York Bar
Mark Garret O'Connor'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.
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in New Rochelle, NY
Compare credentials side-by-side
Compare Mark Garret O'Connor with similar attorneys in New Rochelle.
Compare attorneys →Before you rely on this record
Mark Garret O'Connor'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 Mark O'Connor licensed?
Mark O'Connor is licensed to practice law in New York.
When was Mark Garret O'Connor admitted to the bar?
Mark Garret O'Connor's admission to the New York bar dates back to 1977.
Where did Mark Garret O'Connor go to law school?
Mark Garret O'Connor attended New York Law School.
What company does Mark Garret O'Connor work for?
Mark Garret O'Connor is associated with Law Office Of Mark G. O'Connor in New Rochelle, NY.
Is Mark Garret O'Connor in good standing?
Yes, Mark Garret O'Connor 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.