New York attorney record · Judicial Dept 3
Katherine North O'Brien
Case Western Reserve University School Of Law alumna, admitted to the New York bar in 2012, registered office in Jersey City, NJ. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2012
- Admitted
- 14
- Years in bar
- 5035407
- NY reg #
The record in one line
Admitted in 2012, Katherine North O'Brien has built 14 years of active New York practice - more tenure than 25% of the state's currently-active attorneys.
- 14 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #641 of 908
- by tenure in Jersey City office peers
- Law school
- Case Western Reserve University School Of Law
Data updated September 2026
What this profile tells you
Bar status & tenure
Bar number 5035407 on the New York register belongs to Katherine North O'Brien, currently in active standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Katherine O Brien Law, located in Jersey City, NJ, ZIP 07302. Educational background: Case Western Reserve University School of Law (543 registered alumni).
State context & due diligence
Katherine North O'Brien is currently part of the New York bar's active cohort, a group the breakdown below sizes against the full register.
Experience vs. the active New York bar
14 years into an active New York practice since a 2012 admission, Katherine North O'Brien sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
14 years on the New York bar
Years since admission, all currently-active NY attorneys
14 Top 75% higher than 25% 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 · September 2026
Tenure among Jersey City, NJ office peers
Relative to the 908 NY-registered attorneys listing Jersey City, NJ, Katherine North O'Brien is longer-tenured than 70% (local rank #641). See the Jersey City attorney directory .
- Local rank
- #641
- City cohort
- 908
- Local percentile
- 70th
- Admitted
- 2012
Nearest tenure peers in Jersey City
- Elizabeth A. Adekunle admitted 2012 · 14 yr
- Paulo Cesar Alves admitted 2012 · 14 yr
- Sharon Amarachukwu Amobi admitted 2012 · 14 yr
- Nicole Baffi admitted 2012 · 14 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 September 2026. Derived local rank, not published upstream.
How Katherine compares to fellow Case Western Reserve University School Of Law alumni
Among the 442 Case Western Reserve University School Of Law graduates in the New York register, Katherine North O'Brien is longer-tenured than 47%.
14 years vs. Case Western Reserve University School Of Law alumni
Years since admission - 442 NY-registered alumni of this school
14 Top 53% higher than 47% of 442 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 · September 2026
Case Western Reserve University School Of Law's active-bar rate
Of Case Western Reserve University School Of Law's 543 alumni in the New York register, 86.2% currently hold "Currently registered" status, above the statewide average.
The 2012 admission class today
Of the 9,632 attorneys admitted to the New York bar in 2012, 69.6% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5035407
- Year Admitted
- 2012 (14 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Apr 2028
Location & Contact
- Company
- Katherine O Brien Law
- City
- Jersey City, NJ
- ZIP Code
- 07302
- Phone
- (856) 832-2482
Status Distribution Across the New York Bar
Katherine North O'Brien'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 Case Western Reserve University School Of Law alumni
Fellow alumni on the NY register whose admission year is closest to 2012 (excluding same-firm colleagues above).
Same admission year (2012), other cities
NY-registered attorneys admitted in 2012 whose listed office city differs from Jersey City, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Katherine North O'Brien: closest NY bar admission year outside NJ, and closest out-of-state office cities by how many NY-registered attorneys they list (~909 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2012)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
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Compare attorneys →Before you rely on this record
Katherine North O'Brien'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 Katherine O'Brien licensed?
Katherine O'Brien is licensed to practice law in New York.
When was Katherine North O'Brien admitted to the bar?
Katherine North O'Brien has been on the New York bar register since 2012.
Where did Katherine North O'Brien go to law school?
Katherine North O'Brien attended Case Western Reserve University School of Law.
What company does Katherine North O'Brien work for?
Katherine North O'Brien is associated with Katherine O Brien Law in Jersey City, NJ.
Is Katherine North O'Brien in good standing?
Yes, Katherine North O'Brien 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.