The two-bedroom houses, spread across 4.8 acres, have been distributed to families whose houses were completely damaged or destroyed in the landslides.
The decision is among several steps taken by the district administration in the aftermath of the floods and landslides in Kodagu last year.
The police suspect that the motive could be a tussle over trespassing.
The Mathigodu camp’s mahouts, who had tried to revive the elephant, allege that timely medical intervention could have saved Drona’s life.
The incident comes less than a week after an elephant was shot dead by unknown assailants in the same area.
The residents of Maadu Hati in Kodagu say they have no proper drinking water or sanitation facilities.