Flowers and tows have been left at Mallowdale Avenue in Heysham while the investication into the blast continues.
Emergency services were called to the scene of the blast at about 2.40am on Sunday and found two houses collapsed with serious damage to a third property
George Arthur Hinds, aged two years and 10 months, died following the blast
A fundraiser set up in the wake of the incident raised more than £20,000 in just over four hours.
Heather Brandwood set up a GoFundMe appeal after seeing the explosion on the news.