Kentucky's 31st House of Representatives district
| Kentucky's 31st State House of Representatives district | |||||
|---|---|---|---|---|---|
 | |||||
.svg.png) | |||||
| Representative |
| ||||
| Registration | 46.9% Democratic 40.3% Republican 12.1% No party preference | ||||
| Demographics | 73.9% White 8.7% Black 5.3% Hispanic 6.6% Asian 0.1% Native American 0.1% Other 5.4% Multiracial | ||||
| Population (2024) | 44,513 | ||||
| Registered voters (2026) | 35,124 | ||||
Kentucky's 31st House of Representatives district is one of 100 districts in the Kentucky House of Representatives. It comprises part of Jefferson County. It has been represented by Susan Witten (R–Louisville) since 2023.[1] As of 2024, the district had a population of 44,513.[2]
Voter registration
On January 1, 2026, the district had 35,124 registered voters, who were registered with the following parties.[3]
| Party | Registration | ||
|---|---|---|---|
| Voters | % | ||
| Democratic | 16,467 | 46.88 | |
| Republican | 14,166 | 40.33 | |
| Independent | 2,194 | 6.25 | |
| Libertarian | 172 | 0.49 | |
| Green | 40 | 0.11 | |
| Constitution | 13 | 0.04 | |
| Socialist Workers | 6 | 0.02 | |
| Reform | 1 | 0.00 | |
| "Other" | 2,065 | 5.88 | |
| Total | 35,124 | 100.00 | |
List of members representing the district
| Member | Party | Years | Electoral history | District location |
|---|---|---|---|---|
| Mark O'Brien (Louisville) |
Democratic | January 1, 1974 – January 1, 1991 |
Elected in 1973. Reelected in 1975. Reelected in 1977. Reelected in 1979. Reelected in 1981. Reelected in 1984. Reelected in 1986. Reelected in 1988. Lost renomination. |
1974–1985 Jefferson County (part). |
| 1985–1993 Jefferson County (part). | ||||
| Steve Riggs (Louisville) |
Democratic | January 1, 1991 – January 1, 2019 |
Elected in 1990. Reelected in 1992. Reelected in 1994. Reelected in 1996. Reelected in 1998. Reelected in 2000. Reelected in 2002. Reelected in 2004. Reelected in 2006. Reelected in 2008. Reelected in 2010. Reelected in 2012. Reelected in 2014. Reelected in 2016. Retired. | |
| 1993–1997 Jefferson County (part). | ||||
1997–2003.svg.png) | ||||
2003–2015.svg.png) | ||||
2015–2023.svg.png) | ||||
 Josie Raymond (Louisville) |
Democratic | January 1, 2019 – January 1, 2023 |
Elected in 2018. Reelected in 2020. Redistricted to the 41st district. | |
 Susan Witten (Louisville) |
Republican | January 1, 2023 – present |
Elected in 2022. Reelected in 2024. |
2023–present |
Elections
2024
2022
2020
2018
2016
2014
2004
Notes
References
- ↑ "Legislator-Profile - Legislative Research Commission". legislature.ky.gov. Retrieved March 13, 2026.
- ↑ "Census profile: State House District 31, KY". Census Reporter. Retrieved March 13, 2026.
- ↑ "Voter Registration Statistics Report: December 2025" (PDF). State Board of Elections. Commonwealth of Kentucky. Retrieved March 13, 2026.