1891 Scotland Census about Neil Beaton
Name:   Neil Beaton
Age:   19
Father's Name:   Donald Beaton
Mother's Name:   Margaret Beaton
Registration Number:   118/2
Registration district:   Howmore
Civil parish:   South Uist
County:   Inverness
Address:   Lochskipport
Occupation:   Light House Letter Carrier
ED:   8
Household schedule number:   15
Line:   6
Roll:   CSSCT1891_34
Household Members:   
Name   Age
Donald Beaton   54
Margaret Beaton   46
Flora Beaton   20
Neil Beaton   19
Ann Beaton 17
Donald John Beaton   16
John Beaton   13
Kenneth Beaton   11
Christina Beaton   6
Catherine Beaton   4
Alexander Beaton   1
Source Citation: Parish: South Uist; ED: 8; Page:  5; Line: 6; Roll: CSSCT1891_34; Year: 1891.
To add to the above from my transcriptions...
1881 (
Loch Skipport)
Beaton...
Donald Head 46 Lighthouse Post b S/UIst
Margaret Wife 32 b S/U
Flora Dau 11 b S/U
N
iel Son 10 b S/U
Donald J Son 5 b S/U
John Son 2 b S/U
Ann MacLellan 
Sis-in-Law 25 b S/U
I haven't looked them up on SP!
Annie
Added.....Dark Island, 
"I was actually more interested in your MacLellans! My mother is a MacLellan from Benbecula but who I have traced back to Howmore."Could the above MacLellan be your connection?
Added...I have also found a marriage in my collection....
Donald 
MacLellan (28) Peninerine married Penelope 
Beaton (26) Stoneybridge, 30 Jan 1872 Bornish, S/U
Parents of Donald - Gilbert MacLellan (Farmer) & Mary MacKay (Dec)
Parents of Penelope - Alexander Beaton (Farmer) & Mary O'Hanly (variant of O'Henley)