The 1840 census for Chambers Co., Alabama lists only 1 Towns family:

Hawky L. Towns 1 - - - - - 1 - - - - - - || 1 1 - - - 1 - - - - - - -

Hawky L Towns age 40-under50
1 son under 5 years (Reason Augustus born in July 1840)
wife age 30-under40 (Verlinda Bealle Towns born 1807)
1 daughter under 5 (?)
1 daughter 5-under10 (Sherod Ann born 1833)

Reason Augustus Towns Confederate Pension Application of 1898 states that he moved to the state of Georgia in 1848. It is assumed that he moved with his mother and sister after the death of his father, Hawky Towns.

The 1850 census for District 24, Dooly Co., Georgia (taken 7 Sep 1850) lists:

Verlinda Towns age 45 born in Georgia
with her children
Sherred Ann age 17 born in Georgia
Agustus age 10 born in Alabama (this is Reason Augustus)

They are living in the household of
James S. Bealle age 38 born in Georgia
James is the younger brother of Verlinda.
James S Beal is in the 1840 census of Dooly Co., Georgia living alone.

The 1830 census of Dooly Co., Georgia lists
Reason D. Beal 2 - - 1 - - - 2 - - - - - || - 1 - - - - 1 - - - - - -

The son age 15-19 is the right age for James S Beal
Verlinda would have been 25 in 1830 and already married.