South East · County

Water hardness in Buckinghamshire

Average 301 ppm across 26 postcodes and 1 towns.

Range 259–320 ppm
Towns 1
Suppliers Anglian Water

County average

301

ppm CaCO₃

Very Hard

Soft

Moderate

Hard

Very hard

0100200300400+

301

Avg ppm

259

Min ppm

320

Max ppm

Postcodes

Water Hardness Across Buckinghamshire

The average water hardness in Buckinghamshire is 301 ppm, classified as very hard. Across 26 postcode districts in the South East region, hardness ranges from 259 ppm to 320 ppm.

Buckinghamshire is served by Anglian Water. With very hard water, residents may benefit from a water softener to reduce limescale and protect appliances.

By town

Towns in Buckinghamshire

Sorted by hardness — tap a town for full details.

Town	Hardness	PPM	Level
Milton Keynes	301	301 ppm	Very Hard

Suppliers

Water Companies in Buckinghamshire

Companies supplying water to this county.

Anglian Water

321 ppm Very Hard

All postcodes

Postcodes in Buckinghamshire

Every postcode district in the county, sorted by hardness.

Postcode	Town	Hardness	PPM	Level
MK19	Milton Keynes	320	320 ppm	Very Hard
MK18	Buckingham	319	319 ppm	Very Hard
MK17	Milton Keynes	318	318 ppm	Very Hard
MK9	Milton Keynes	318	318 ppm	Very Hard
MK16	Newport Pagnell	317	317 ppm	Very Hard
MK8	Milton Keynes	317	317 ppm	Very Hard
MK15	Milton Keynes	316	316 ppm	Very Hard
MK7	Milton Keynes	316	316 ppm	Very Hard
MK14	Milton Keynes	315	315 ppm	Very Hard
MK6	Milton Keynes	315	315 ppm	Very Hard
MK13	Milton Keynes	314	314 ppm	Very Hard
MK5	Milton Keynes	314	314 ppm	Very Hard
MK12	Milton Keynes	313	313 ppm	Very Hard
MK4	Milton Keynes	313	313 ppm	Very Hard
MK11	Milton Keynes	312	312 ppm	Very Hard
MK3	Milton Keynes	312	312 ppm	Very Hard
MK10	Milton Keynes	311	311 ppm	Very Hard
MK2	Milton Keynes	311	311 ppm	Very Hard
MK1	Milton Keynes	310	310 ppm	Very Hard
MK46	Olney	265	265 ppm	Hard
MK45	Bedford	264	264 ppm	Hard
MK44	Bedford	263	263 ppm	Hard
MK43	Bedford	262	262 ppm	Hard
MK42	Bedford	261	261 ppm	Hard
MK41	Bedford	260	260 ppm	Hard
MK40	Bedford	259	259 ppm	Hard

Recommended

Products for Buckinghamshire

Top picks for households in very hard water areas.

Water2Buy W2B200 Water Softener

From ~£400

Best-value whole-house ion-exchange softener for UK homes. Eliminates limescale from pipes, boilers, and appliances. Digital metered regeneration — low salt use. 7-year warranty.

View on Amazon

Philips AWP1775 Shower Filter

From ~£30

Instant improvement for skin and hair. Reduces chlorine and limescale at the showerhead — no plumbing needed. A good first step before committing to a full softener.

View on Amazon

Hard Water Guides

Learn more about water hardness and how to manage it.

What Is Water Hardness? Hard Water Effects Solutions

All counties in South East · Hardest water areas · Softest water areas · Hard water solutions

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