The contest follows the March 16 resignation of Labour MP Mike Hill, who triumphed with a 3,595 majority at the last General Election, and is the first Parliamentary by-election since the Tories’ nationwide win.
Here is the complete list of 16 candidates aiming to represent the town at Westminster.
5. Rachel Featherstone (Green Party)
University lecturer Ms Featherstone says: "Hartlepool needs the kind of transformation that a Green recovery could bring. But, while other parties claim to be committed to such a recovery, real Green policies need real Green politicians with a clear vision." Photo: Other 3rd Party
6. Adam Gaines (Independent)
Mr Gaines, who owns Rosie's pub, on Hartlepool Marina, says: “I’ve pledged to give at least half the MP salary to food banks to help support them because I know they are struggling with the increased demand.” Photo: FRANK REID 2020
7. Andy Hagon (Liberal Democrats)
The Hartlepool-born school teacher stood for the Liberal Democrats in Hartlepool at the 2017 and 2019 General Elections and says: "I truly understand the frustration of all Hartlepudlians who want more change and opportunities in their local community." Photo: UGC
8. Steve Jack (Freedom Alliance)
Mr Jack, who has opposed lockdowns during the pandemic, says: "“I feel privileged to be able to campaign for the rights of Hartlepudlians in this election. I will do my utmost to bring freedom back to this proud and spirited part of the country.” Photo: Other 3rd Party