Here are the requested lists:

Airports near Gillingham, England:

1. London Southend Airport (SEN) – approximately 25 miles from Gillingham
2. London City Airport (LCY) – approximately 30 miles from Gillingham
3. Gatwick Airport (LGW) – approximately 40 miles from Gillingham
4. Stansted Airport (STN) – approximately 45 miles from Gillingham

Hospitals near Gillingham, England:

1. Medway Maritime Hospital – located in Gillingham, Kent
2. Darent Valley Hospital – located in Dartford, approximately 10 miles from Gillingham
3. Maidstone Hospital – located in Maidstone, approximately 15 miles from Gillingham

Churches near Gillingham, England:

1. St Mary Magdalene Church – located in Gillingham, Kent
2. Holy Trinity Church – located in Gillingham, Kent

Please note that there may be other airports, hospitals, and churches near Gillingham, England, but these are some of the closest ones.