Main population of Muar are Malay and Chinese races. Chinese immigrants came in masses to Malay Peninsular from south China from as early as 1886. However, small number of immigrants came since the 16th and 17th. century. The Malays consist of Aborogines and Malays migrated from Kedah, Perak and Selangor. Javanese, Boyan and Bugis races migrated to the Malay Peninsular from islands around the peninsular.

Following are the data on population of Muar as at 1921:

Malay race

Sub race	Male	Female	Total
Malay from peninsular	18,214	17,972	36,186
Jawa	12,972	9,117	22,089
Banjar	288	221	509
Bugis	336	241	577
Korinci	65	36	121
Asli	72	58	130
Boyan	65	56	121
TOTAL	32,032	27,701	59,733

Chinese race