Brackley is a town in south Northamptonshire. In the 2001 census Brackley had a population of 13,331. Historically a market town based on the wool and lace trade, it was built on the intersecting trade routes from London to Birmingham (and the general north of England) and Cambridge to Oxford. Notable villages nearby include Syresham, Biddlesden, and Hinton-in-the-Hedges.

Burton Latimer is a town in Northamptonshire,  with a population in 2001 of 6,740. It is just south of the junction of the A6 and A14 in the borough of Kettering. The two-mile A6 bypass opened in October 1991.

Corby is an industrial town located 13km north of Kettering in Northamptonshire, England. The district as a whole had a population of 53,174 at the 2001 Census; the town on its own accounted for 49,222 of this figure. Corby is in a triangle formed by Leicester, Peterborough and Northampton. The Borough of Corby borders onto the Borough of Kettering, the District of East Northamptonshire and the District of Harborough. The nearest towns are Kettering, Market Harborough, Desborough and Rothwell. Corby is about 24 miles north-east of the county town, Northampton.

Daventry is a market town in Northamptonshire,  with a population of 22,367 (2001 census). The town is also the administrative centre of the much larger Daventry district, population 71,838.

Desborough is a town in Northamptonshire. In the High Street, as a centrepiece of what is now the Market Square, stands a pillar. Locals call it the Town Cross, despite it being a square column with a stone ball on top. It is perhaps better referred to as an obelisk. Its origins are thought to be a gateway pillar from Harrington Hall.

Irthlingborough is a small town on the River Nene in Northamptonshire, England with a population of around 9,000 people. It is the smallest town in England to have possessed a league association football team, Rushden & Diamonds F.C.. The Parish Church has a lantern tower which is unusual for Northamptonshire churches. This was built to guide travellers across the Nene valley in foggy weather.

Kettering is a town in Northamptonshire. It is the main town within the Borough of Kettering. Kettering is situated on the River Ise, a tributary of the Nene and is twinned with Lahnstein, Germany and Kettering, Ohio, USA. Kettering's Heritage Quarter houses the Manor House Museum and the Alfred East Gallery. The magnificent Boughton House, Queen Eleanor Cross and the 1597 Triangular Lodge are local landmarks within the Borough.

Northampton is a large market town and a local government district in the English East Midlands region. Northampton is situated 67 miles (108 km) north of London on the River Nene, and is the county town of Northamptonshire. The district has a population of 200,100, whilst the urban area has a population of 189,474. By this measurement, it is the 21st largest settlement in England and is the UK's third largest town without official city status – after Reading and Dudley. Northampton is the most populous district in England.

Oundle is an ancient market town on the River Nene in Northamptonshire, with a population of 5,345 (2001 census). It is 80 miles north of London and 12 miles south-west of Peterborough.

Raunds is a small market town situated in rural Northamptonshire. It has a population of 8,275 (2001 census) and is part of the East Northamptonshire district.

Rothwell is a town in Northamptonshire. It is close to Desborough and the larger town of Kettering. It is twinned with the French town of Droué. Not far away at Rushton, another of Sir Thomas' unusual buildings can be found, Rushton Triangular Lodge - well worth a visit.

The parish of Rushden covers an area of some 3777 acres (15 km²) and is part of the district of East Northamptonshire. The population of Rushden was recorded as 25,849 at the time of the 2001 census; now the estimated population is around 30,000, making it the fifth largest town in the county.

Silverstone is a medium sized village in Northamptonshire, England. It lies roughly equidistant from Northampton, Milton Keynes and Banbury, and it has a population of about 2,000. About half a mile to the south of the village is the Silverstone Circuit, traditionally the home of the British Grand Prix.

Wellingborough is a town in Northamptonshire, situated some eleven miles from the county town of Northampton and eight miles south of Kettering. It has a population of 46,959 (2001 census). It is situated on the north side of the River Nene with most of the older town being sited on the flanks of the hills above the river's flood plain.