Blisworth parish (the 2010 estimated population is 1,870), 880 male and 906 female, and 792 dwellings. There are also a few small businesses in and around the village. Just to the north of the village on Northampton Road there is a large derelict site, the location of a former abattoir, a garage and small industrial estate The local district council is South Northamptonshire Council (SNC) where Blisworth is in Blisworth and Roade ward together with the small hamlet of Courteenhall. The ward elects two members, currently Conservative. From the 2013 election, the parish is in the division of Bugbrook of Northamptonshire
Southampton Tunnel partial construction of the Salisbury and Southampton Canal tunnel, which the railway tunnel crosses at an acute angle and slightly higher. Because the canal tunnel was lined with clay "puddle" it collects water which ends up in the rail tunnel making the latter very wet. In the 1960s an access was cut into the canal tunnel in order to examine it, although this was later sealed behind a new segmental wall structure when, between 1983 and 1985, the tunnel underwent extensive engineering works and the line through it was worked as a single line for long periods while remedial work