The attacker struck as the area was busy with worshippers attending Ramadan night prayers at Finsbury Park mosque.
The council's secretary general Harun Khan issued a statement following the incident outside the Muslim Welfare House on Seven Sisters Road.
A witness, who wanted to be identified as Abdulrahman, said: "I managed to get the driver of the van".
"We have a witness saying that the guy who did what he did, the driver of the van, said 'I did my bit, ' which means he's not mentally ill", Kacimi said. "He did what he did deliberately to hit and kill as many Muslims as possible, so he is a terrorist". His attack killed five people.
Video posted online of the aftermath showed a scene of chaos as people tried to help the injured.
Resident Cynthia Vanzella said she was in bed when she heard people shouting.
"They should be called out for their hatred".
London police are investigating it as a terrorist incident.
France polls: Macron's party wins clear parliamentary majority
French voters have given President Emmanuel Macron's party a solid victory in the parliamentary election. The party of Mr Macron's predecessor Francois Hollande shed more than 250 seats, obtaining just 29.
Police said the 48-year-old man who was driving the vehicle has been arrested and taken to a hospital as a precaution. The man has been taken to hospital "as a precaution".
Metropolitan Police said one person had been arrested after officers and other emergency services arrived at the scene on Seven Sisters Road.
Police said there were no reports of anyone suffering from knife injuries after speculation at the scene the driver was armed with a knife.
"Due to the nature of this incident, extra policing resources have been deployed in order to reassure communities, especially those observing Ramadan", the police statement said.
I appeal for people and the media to remain calm and respectful of those affected.
Numerous victims are believed to have just left evening prayers at the Muslim Welfare House after breaking the Ramadan fast.
"I've been in touch with the mosques, police.My thoughts are with those and the community affected by this terrible event".
Monday's incident in London follows an Islamist-inspired attack on June 3 in which three militants wearing fake suicide vests ran over pedestrians and went on a stabbing spree in bars in the London Bridge area.
Team India will surely make a comeback: Pakistan captain's uncle
Junaid was introduced to the attack as he removed Jadeja who was caught by Babar Azam after he scored 15 runs. He is a big-match player. "When the game is on the line, the more he performs, the more amped up he gets.
The British prime minister, Theresa May, has called for an emergency meeting later Monday to discuss the attack, The New York Times reports.
(AP Photo/Tim Ireland). A van is seen near Finsbury Park station after the vehicle struck pedestrians in north London, Monday June 19, 2017.
One man, who gave his name as Mohin, said his cousin was caught up in the incident.
"And he just came into all of us".
She said on Saturday the response to the fire, in which at least 58 people were killed, had been "not good enough".
I am shocked by this horrific and cruel attack in Finsbury Park, which is being treated as an act of terror. There were bodies around me. He died at the scene, but they say it's not clear if he died from the van attack or something else. He was bleeding. My friend said he had to lift the van. Luckily I managed to escape.
"The van drove over people who were leaving late prayers". They are very bad. "An attack on one community is an attack on all of us", said Police Commissioner Cressida Dick.
As they pull the sweaty, red-faced man from clutches of the mob, people continue screaming at him. They ran away somewhere.
He said he was also concerned about the lack of security measures around the building, and that congregations leaving prayers were not advised the safe way to enter and exit the mosque. "Communities will see additional officers patrolling across the city and at Muslim places of worship".
Robert Mueller expands special counsel office, hires 13 lawyers
A close Trump associate said this week the president was considering firing Mueller, although the White House later denied it. The special counsel can only be fired by Rosenstein, though the president could in in theory direct Rosenstein to fire him.
- ISIS Claims First Deadly Attack in Israel After Jerusal
- Justices take on fight over partisan electoral maps
- Zinedine Zidane to Cristiano Ronaldo: Real Madrid need you!
- Philando Castile's family to Trump: "Make America Great Again" by getting justice
- 79 now believed to have died in London high-rise fire
- Trump's lawyer denies he's being investigated
- Sarfraz Ahmed: 'The win will be remembered for a long, long time'
- Daniel Berger repeats as FedEx St. Jude Classic champion
- Ronaldo painted on Russian mural that only the team can see
- Britain's May Confident on Deal to Stay in Power