Balthi Narsingh is a village in Sahebganj tehsil in district of Muzaffarpur, Bihar, India. As per the data provided by Census of India in 2011, total population of Balthi Narsingh was 701 which includes 328 males and 373 females. Balthi Narsingh covers 83 ha area. Pincode of Balthi Narsingh is N/A.