New York attorney record · Judicial Dept 3
Sarah Rosann Koster
New York Univ. alumna, admitted to the New York bar in 2008, registered office in Boston, MA. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2008
- Admitted
- 18
- Years in bar
- 4572178
- NY reg #
The record in one line
Sarah Rosann Koster appears in the New York attorney register with a current status of "Due to reregister within 30 days of birthday", on record since 2008 - an administrative designation rather than discipline, but confirm current standing with the state bar.
- 18 yrs
- since first admission to the bar
- Pending-renewal
- current bar status: "Due to reregister within 30 days of birthday"
- #1228 of 2,912
- by tenure in Boston office peers
- Law school
- New York Univ.
Data updated September 2026
What this profile tells you
Bar status & tenure
Sarah Rosann Koster is registered as bar number 4572178 with the New York bar authority, carrying a current status of "Due to reregister within 30 days of birthday", a routine periodic-renewal reminder, not discipline. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under United States Court Of Appeals, located in Boston, MA, ZIP 02210. 5 other attorneys share this firm affiliation in the registry. Educational background: NEW YORK UNIV..
State context & due diligence
A "Due to reregister within 30 days of birthday" status falls outside the New York bar's active cohort for now. The breakdown below shows what share of the register that represents.
Tenure among Boston, MA office peers
Sarah Rosann Koster's 18-year NY register tenure places mid-pack in Boston, MA: rank #1,228 of 2,912 office peers (42nd percentile). See the Boston attorney directory .
- Local rank
- #1,228
- City cohort
- 2,912
- Local percentile
- 42nd
- Admitted
- 2008
Nearest tenure peers in Boston
- Christopher D. Ackerman admitted 2008 · 18 yr
- Eugene K. Ahn admitted 2008 · 18 yr
- Christina Elizabeth Anzuoni admitted 2008 · 18 yr
- Benjamin James Armour admitted 2008 · 18 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.
The 2008 admission class today
Of the 9,683 attorneys admitted to the New York bar in 2008, 68.4% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Due to reregister within 30 days of birthday
- Registration Number
- 4572178
- Year Admitted
- 2008 (18 yrs · senior)
- Judicial Department
- 3
- Next Registration
- Aug 2026
Location & Contact
- Company
- United States Court Of Appeals
- City
- Boston, MA
- ZIP Code
- 02210
- Phone
- (617) 748-9139
Education
NEW YORK UNIV.
Status Distribution Across the New York Bar
Sarah Rosann Koster's current status, "Due to reregister within 30 days of birthday", places this record outside 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.
Same firm affiliation: United States Court Of Appeals
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure New York Univ. alumni
Fellow alumni on the NY register whose admission year is closest to 2008 (excluding same-firm colleagues above).
Same admission year (2008), other cities
NY-registered attorneys admitted in 2008 whose listed office city differs from Boston, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Sarah Rosann Koster: closest NY bar admission year outside MA, and closest out-of-state office cities by how many NY-registered attorneys they list (~2,913 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2008)
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
Sarah Rosann Koster is currently listed as "Due to reregister within 30 days of birthday", treat that as a registration fact to confirm, not a verdict on quality.
Frequently Asked Questions
Where is Sarah Koster licensed?
Sarah Koster is licensed to practice law in New York.
When was Sarah Rosann Koster admitted to the bar?
Sarah Rosann Koster was admitted to the bar in 2008.
Where did Sarah Rosann Koster go to law school?
Sarah Rosann Koster attended NEW YORK UNIV..
What company does Sarah Rosann Koster work for?
Sarah Rosann Koster is associated with United States Court Of Appeals in Boston, MA.
Is Sarah Rosann Koster in good standing?
Not currently, Sarah Rosann Koster's listed status is "Due to reregister within 30 days of birthday", not active standing. Confirm current status with the state bar.
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.