Mahgawan is a large village in Sandila block of Hardoi district, Uttar Pradesh, India. It is located to the north of Sandila.

Mahgawan is located about 14 km north of Sandila, the tehsil headquarters.

At the turn of the 20th century, Mahgawan was described (as "Mahgaon") as a large village located in the centre of pargana Kalyanmal, with a village school and a bazaar holding markets two days per week. Its population was 2,952 as of 1901, and its zamindars were Sakarwar Rajputs.

As of the 2011 census, Mahgawan had a population of 8,037, in 1,523 households. This population was 53.8% male (4,346) and 46.2% female (3,711). The 0-6 age group numbered 1,467 (859 male and 608 female), or 18.3% of the total population. 3,569 residents were members of Scheduled Castes, or 44.4% of the total.

The 1981 census recorded Mahgawan as having a population of 5,589 people, in 1,095 households.

The 1961 census recorded Mahgawan (as "Mahagawan") as comprising 10 hamlets, with a total population of 4,223 people (2,272 male and 1,951 female), in 817 households and 651 physical houses. The area of the village was given as 2,729 acres and it had a post office and medical practitioner at that point.

As of 2011, Mahgawan had two primary schools and two private/non-government-run healthcare facilities. Drinking water was provided by tap, well, and hand pump; there were no public toilets. The village had a sub post office but no public library; there was at least some access to electricity for all purposes. Streets were made of both kachcha and pakka materials.