Question: What was the population of this postcode district in 2011 where the civil parish in Pennsylvania with Parish Church of St John the Baptist is located ?

text: PE postcode area
Coverage
The approximate coverage of the postcode districts :
The PE postcode area, also known as the Peterborough postcode area, is a group of 38 geographic postcode districts in eastern England, which are subdivisions of 18 post towns. These cover most of Cambridgeshire (post towns Peterborough, Huntingdon, Chatteris, St. Neots, St Ives, March and Wisbech), much of south Lincolnshire (post towns Bourne, Stamford, Spalding, Boston, Skegness and Spilsby) and west Norfolk (including King's Lynn, Hunstanton, Sandringham, Swaffham and Downham Market), plus parts of east Northamptonshire and very small parts of Bedfordshire and Rutland. As at 2020 one non-geographic PE postcode district exists.
Postcode district Post town Coverage Local authority area
PE1 PETERBOROUGH Peterborough , Dogsthorpe , Eastfield , Eastgate , Fengate , Newark , Parnwell Peterborough
PE2 PETERBOROUGH Alwalton , Fletton , The Ortons , Stanground , Woodston Peterborough
PE3 PETERBOROUGH Peterborough , Bretton , Longthorpe , Netherton , Ravensthorpe , Westwood Peterborough
PE4 PETERBOROUGH Gunthorpe , Paston , Walton , Werrington Peterborough
PE5 PETERBOROUGH Ailsworth , Castor , Sutton Peterborough
PE6 PETERBOROUGH Baston , Crowland , The Deepings , Eye , Glinton , Langtoft , Northborough , Upton South Kesteven , Peterborough
PE7 PETERBOROUGH Coates , Farcet , Folksworth , Hampton , Stilton , Yaxley , Whittlesey Peterborough , Huntingdonshire , Fenland
PE8 PETERBOROUGH Achurch , Apethorpe , Armston , Ashton , Barnwell , Blatherwycke , Cotterstock , Elton , Fotheringhay , Hemington , Kings Cliffe , Lower Benefield , Luddington , Nassington , Oundle , Polebrook , Sibson , Southwick , Stibbington , Tansor , Thornhaugh , Thurning , Upper Benefield , Wadenhoe , Wansford , Warmington , Water Newton , Wigsthorpe , Wittering , Woodnewton , Yarwell East Northamptonshire
PE9 STAMFORD Stamford , Ashton , Aunby , Bainton , Barholm , Barnack , Braceborough , Careby , Carlby , Collyweston , Duddington , Essendine , Easton-on-the-Hill , Great Casterton , Greatford , Ketton , Little Casterton , Newstead , Pickworth , Pilsgate , Ryhall , Southorpe , Tallington , Tickencote , Tinwell , Tixover , Uffington , Ufford , Wilsthorpe , Wothorpe South Kesteven , Rutland , East Northamptonshire
PE10 BOURNE Bourne , Bulby , Cawthorpe , Dowsby , Dunsby , Dyke , Edenham , Grimsthorpe , Haconby , Hanthorpe , Keisby , Kirkby Underwood , Lound , Manthorpe , Morton , Rippingale , Scottlethorpe , Stainfield , Thurlby , Toft , Twenty , Witham on the Hill South Kesteven
PE11 SPALDING Spalding ( most of ) , Deeping St. Nicholas , Donington , Gosberton , Hop Pole , Pinchbeck , Pode Hole , Quadring , Quadring Fen , Surfleet , Tongue End South Holland
PE12 SPALDING Spalding ( eastern outskirts ) , Cowbit , Gedney , Fleet , Holbeach , Holbeach Drove , Little Sutton , Long Sutton , Moulton , Sutton Bridge , Weston , Weston Hills , Whaplode South Holland
PE13 WISBECH Wisbech ( most of ) , Guyhirn , Murrow , Parson Drove , Tydd St. Giles , Wisbech St. Mary Fenland
PE14 WISBECH Wisbech ( outskirts ) , Elm , Emneth , Emneth Hungate , Marshland St. James , Outwell , Terrington St. John , Tipps End , Upwell , Walpole Highway , Walpole St Peter , Walpole St Andrew , Walsoken , Welney , West Walton Fenland , King 's Lynn and West Norfolk
PE15 MARCH March , Benwick , Doddington , Manea , Wimblington Fenland
PE16 CHATTERIS Chatteris , Swingbrow Fenland
PE19 ST. NEOTS St Neots , Abbotsley , Buckden , Croxton , Diddington , Duloe , Eaton Ford , Eaton Socon , Eltisley , Eynesbury , Graveley , Great Paxton , Great Staughton , Hail Weston , Honeydon , Little Barford , Little Paxton , Offord Cluny , Southoe , Staploe , Toseland , Yelling Huntingdonshire , Bedford
PE20 BOSTON Algarkirk , Amber Hill , Bicker , Brothertoft , Fosdyke , Frampton , Kirton , Sutterton , Swineshead , Wigtoft Boston
PE21 BOSTON Boston , Fishtoft , Wyberton Boston
PE22 BOSTON Benington , Butterwick , Carrington , Eastville , Freiston , Friskney , Frithville , Langrick , Leverton , Mareham-le-Fen , Moorby , New Bolingbroke , Old Leake , Revesby , Stickney , Wrangle Boston