The 33-year-old younger sister of Kate, will wed her fiance James Matthews, 41, next month.
It has been rumoured that Pippa will tie the knot at her local village church, St Mark’s Church in Englefield, Berkshire.
The 12th century church is just six miles from where she grew up. It is on a private estate owned by Tory MP Richard Benyon.
Pippa's reception is due to take place at her family home in Bucklebury a few miles away.
Pippa Middleton will wed her fiance James Matthew on May 20
According to Kensington Palace, Prince George, three, Pippa's nephew, will be a page boy at the wedding.
Her niece, Princess Charlotte, two, will be a bridesmaid.
And, Royal watchers are expecting the young royals to play an important role at the wedding with speculation Kate will be her sister's matron of honour.
Meanwhile, Spencer Matthews, James's reality TV star brother, will be his best man.
Pippa Middleton in pictures Mon, April 3, 2017
Pippa Middleton is an English author, columnist, and the younger sister of Catherine, Duchess of Cambridge
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Pippa Middleton is all smiles as she steps out in London after announcing her engagement to James Matthews
Pippa, the high profile sibling of her Royal sister, reportedly wants to have a more intimate 'family' wedding than Kate had to Prince William.
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She is expected to have 150 guests – some of whom will be high-profile celebrities.
But it will be a far cry from her sister's Royal nuptials which saw 1,900 people attend.
Buckingham palace has confirmed that Prince George and Princess Charlotte will take part in the day
The high profile sibling of the Royal reportedly wants to have an intimate 'family' wedding
Pippa will rely on her big sister Kate who will be by her side with husband William.
Meanwhile, Prince Harry, Ben Fogle and Roger Federer are also expected to attend.
Pippa’s brother James Middleton will be there with his girlfriend Donna Air.
But there have been rumours about who may have been "banned" from attending the wedding – such as Meghan Markle, Prince Harry’s girlfriend – but that is yet to be seen.
Vogue Williams, a model, who is dating the groom's older brother, Spencer (the star of reality show Made in Chelsea) has also reportedly been snubbed.
Pippa's beau has been welcomed into the Middleton family
Pippa gained international attention when she wore a figure-hugging Alexander McQueen dress to her sister’s royal wedding to Prince William on April 29, 2011.
She stole the show while she held her sister’s wedding dress train at Westminster Abbey in London on her big day.
Ever since, Pippa, who works in her family’s party planning business, has been a hot property on the dating market.
Insiders said that she finally found her match in James.
Pippa gained worldwide attention when she attended her sister's wedding in a skimpy gown
Hedge fund boss, James, got down on bended knee during a trip to the Lake District in July 2016 to propose to Pippa.
The couple had been dating for less than a year, but had moved into a multi-million pound home together and a thrilled Pippa was said to have been totally surprised by the proposal.
James appears to have been welcomed into her family ever since, and was pictured with the entire clan, including Michael Middleton, James Middleton, Pippa and Carole Middleton at a service at St Mark's Church on Christmas Day last day.
There are rumours that Meghan Markle, Prince Harry's girlfriend has been banned from the wedding
Sources reveal that the couple are pulling out all of the stops for their big day and have spared no expense.
Designer Giles Deacon is rumoured to be making Pippa's wedding dress after he was spotted carrying garment bags into the £17 million house she shares with James in London.
Meanwhile, society milliner Stephen Jones was seen leaving James and Pippa’s house, carrying a large bag last week – sparking speculation she will wear a hat on her big day.
They may also set up a marquee in the 18-acre garden of Michael and Carole Middleton's mansion in Bucklebury.
Made in Chelsea star Spencer Matthews is set to be his brother's best man
However, shortly after Kensington Palace confirmed the wedding in a tweet, Dickie Arbiter, the Queen's former press secretary, questioned why Kensington Palace had made the announcement at all, as Pippa is not a Royal.
He tweeted: "Can someone tell me why are @KensingtonRoyal have [sic] announced Pippa Middleton's wedding when the whole day is private and she's not a royal?"
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