Ethel Winstanley who lives opposite said she was "shocked and saddened" by the news that three children had been found dead at the property.
Joy Devis, who lives a few doors away and knew the family, said she was devastated, describing them as a "lovely family".
More top news
Members of the RMT union on the Northern Line are planning to walk out on Monday after a driver was sacked for failing a breath test.
The A&E department at Northwick Park Hospital in north London has been under pressure following the closure of two other A&E units.
Martin Allen, 15, disappeared on his way home from school in London in 1979 and was never seen again.