ZIP code 45404: Dayton, OH
ZIP code 45404 is in Dayton (64% of residents) and Riverside (36%), in Montgomery County, Ohio. It is in Ohio's 10th congressional district. Its state senate district is State Senate District 6; its state house districts are State House District 36 (79%) and State House District 38 (21%).
City and county
| City or town | Share of ZIP residents |
|---|---|
| Dayton | 64% |
| Riverside | 36% |
| County | Share of ZIP residents |
|---|---|
| Montgomery County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Dayton city | 64% |
| Riverside city | 36% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Ohio's 10th congressional district (OH-10) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Shenise Turner-Sloss | 937-333-3650 | 64% |
| Mayor | Peter J. Williams | 36% | |
| U.S. Representative (OH-10) | Michael R. Turner (R) | 202-225-6465 | 100% |
| U.S. Senator | Bernie Moreno (R) | 202-224-2315 | statewide |
| U.S. Senator | Jon Husted (R) | 202-224-3353 | statewide |
| State Senator (State Senate District 6) | Willis Blackshear (Democratic) | 100% | |
| State Representative (State House District 36) | Andrea White (R) | 79% | |
| State Representative (State House District 38) | Desireè Tims (Democratic) | 21% |
From Wikidata (community-maintained); confirm on the city's website.
Elected in 2024 under OH's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).
Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0); Mayors: Wikidata (CC0).
Local government
- Dayton website: https://daytonohio.gov/
- Dayton laws: search for the Dayton, Ohio code of ordinances
- Riverside website: http://www.riverside.oh.us/
- Riverside laws: search for the Riverside, Ohio code of ordinances
- Montgomery County website: https://www.mcohio.org/
- Montgomery County laws: search for the Montgomery County, Ohio code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 6 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 36 | 79% |
| State House District 38 | 21% |
Voting precincts
11 voting precincts overlap ZIP 45404. Map them, with each precinct's share of the ZIP's residents.
Get this in your AI agent
Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:45404")
ZIP 45404 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.