Olean, New York
Olean is a city in Cattaraugus County, New York, with 13,937 residents in 2020. It is in New York's 23rd congressional district. Its state senate district is State Senate District 57; its state house district is Assembly District 148.
County
| County | Share of residents |
|---|---|
| Cattaraugus County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| New York's 23rd congressional district (NY-23) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | William J. Aiello | citywide | |
| U.S. Representative (NY-23) | Nicholas A. Langworthy (R) | 202-225-3161 | 100% |
| U.S. Senator | Charles E. Schumer (D) | 202-224-6542 · contact form | statewide |
| U.S. Senator | Kirsten E. Gillibrand (D) | 202-224-4451 · contact form | statewide |
| State Senator (State Senate District 57) | George Borrello (Republican/Conservative) | 716-372-4901 | 100% |
| Assembly Member (Assembly District 148) | Joe Sempolinski (Republican/Conservative) | 716-373-7103 | 100% |
From Wikidata (community-maintained); confirm on the city's website.
Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0); Mayors: Wikidata (CC0).
Local government
- Olean website: http://www.cityofolean.org/
- Olean laws: search for the Olean, New York code of ordinances
- Cattaraugus County website: https://www.cattco.gov/
- Cattaraugus County laws: search for the Cattaraugus County, New York code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 57 | 100% |
| State house district | Share of residents |
|---|---|
| Assembly District 148 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Olean: the share of that ZIP's residents living in it.
- 14760 (77%)
Get this in your AI agent
Your agent can get Olean's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:place:3654716")
Olean here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.