Siddayapalem is a village in Donakonda tehsil in district of Prakasam, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Siddayapalem was 990 which includes 503 males and 487 females. Siddayapalem covers 345 ha area. Pincode of Siddayapalem is 523305.