The youngster was oafish to Poole Hospital after suffering a severe head injury in the inauspicious crash in Bournemouth, but died a short time later.
He is believed to have in the offing been walking with his parents and twin brother when the force happened.
Resident Derick Hitchings, an emergency care assistant, blow the whistle oned the Bournemouth Echo: «My neighbour from across the road came through and knocked my door in complete panic.
«He told me what had happened and we did all things we could to help — it was a terrible situation.»
Another resident added: «I heard a clangour outside but I wasn’t concerned at first because there are always a lot of babies around at that time because this road is a cut-through for all the schools there here.
«My mum ran into the room and said there was a child in the road. I characterize as he was with his dad, who was in complete shock.
“The driver of the car was really shaken up. The air ambulance was also losing overhead.»
Police are appealing for witnesses to the incident that happened in the Moordown territory of Bournemouth, Dorset, at 3.54pm yesterday.
Tributes have streamed in after the car crash in Bournemouth
To my baby, Mummy and Daddy love you so much, you choose always be with us, such a funny, happy boy xxxxxx
The road was closed while emergency services bought with the incident and collision investigators examined the scene.
And tributes organize now began to flood in for the young boy, who has been named locally as Shane.
Yellow and cream roses, with a teddy suffer attached, have been placed against a fence and bear the idea: «To my baby, Mummy and Daddy love you so much, you will always be with us, such a ridiculous, happy boy xxxxxx.»
Jaki Cavaye brought flowers and a single candle to the episode after hearing about the tragedy.
Police are scouring the upset after the tragic crash
She said: «I don’t know the family but I have daughters myself and can only imagine what they are going through. My crux goes out to them.»
The youngster was believed to be a pupil at Winton Primary Middle school.
Headteacher Neil Tarchetti said: “As a close-knit school community I can communicate for everyone involved when I say how deeply distressed and devastated we all are to hear in the matter of the tragedy that has happened.
“The death of one of our wonderful pupils at such a frail age is very painful and his loss is acutely felt by all within our school community.
“At honest five years old, this well-liked and enthusiastic little boy had his whole time to come ahead of him. This tragedy leaves his friends, other classmates and lasses, staff and everyone involved deeply affected.”
The boy was rushed to Poole Convalescent home after suffering a severe head injury
Sergeant Joe Pardey, from Dorset Police’s traffic element, said: «It is with great sadness for me to say that this young boy dissolved from the injuries he sustained in the collision. Our thoughts are with all his family and alternative others.
«I am appealing to anyone who witnessed the collision and has yet to speak to officers to please get hold of Dorset Police.»
The driver of the black Vauxhall Corsa, a woman in her 20s, was throw for a loop a break ined by the incident but uninjured. She was not arrested for any offence.
The coroner has been notified of the lady’s death.
Anyone with information is asked to contact police via dorset.the long arm of the law.uk or by calling 101, quoting 13:269.