Grendon Underwood postcodes (2024)

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There are 25 postcodes in the built up area of Grendon Underwood. The area contains approximately 233 households with a population of about 633 (2011 census)

Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use
Postcode Latitude Longitude Easting Northing Grid reference Active?
HP18 0DG51.879478-1.006281468500220568SP685205Yes
HP18 0EW51.88159-1.011566468133220798SP681207Yes
HP18 0RW51.879494-1.008155468371220568SP683205Yes
HP18 0SE51.879146-1.00745468420220530SP684205Yes
HP18 0SF51.877607-1.005174468579220361SP685203Yes
HP18 0SH51.875416-1.000211468924220122SP689201Yes
HP18 0SJ51.877169-1.003325468707220314SP687203Yes
HP18 0SL51.878518-1.005445468559220462SP685204Yes
HP18 0SN51.882348-1.017201467744220877SP677208Yes
HP18 0SP51.881239-1.011516468137220759SP681207Yes
HP18 0SQ51.881794-1.01438467939220818SP679208Yes
HP18 0SR51.881447-1.013807467979220780SP679207Yes
HP18 0SS51.879571-1.008865468322220576SP683205Yes
HP18 0ST51.882362-1.014629467921220881SP679208Yes
HP18 0SU51.883024-1.016344467802220953SP678209Yes
HP18 0SW51.880077-1.007996468381220633SP683206Yes
HP18 0SY51.882974-1.017958467691220946SP676209Yes
HP18 0UB51.879626-1.009997468244220581SP682205Yes
HP18 0UD51.880699-1.009348468287220701SP682207Yes
HP18 0UH51.879966-1.00765468405220621SP684206Yes
HP18 0UT51.88019-1.010754468191220643SP681206Yes
HP18 0WA51.873621-0.998464469047219924SP690199Yes
HP18 0XH51.881794-1.016545467790220816SP677208Yes
HP18 0YJ51.876487-1.00132468846220240SP688202Yes
HP18 0YP51.881328-1.014623467923220766SP679207Yes




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