DemographicsMaidenhead is approximately 79 square kilometres. In 2016 the population of Maidenhead was 14. The population is 40% male and 60% female. On average the monthly mortgage repayments in Maidenhead are $0 to $299. The most common weekly income bracket is $150 to $299 per week. Weekly rents in the area are on average $0 to $74.