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Concrete building blocks

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Concrete building blocks for sale on largest auction and classifieds sites

Home / Fencing & Decking / Concrete building blocks refurbished & used for sale | For Sale UK
100mm dense concrete blocks - concrete,

100mm dense concrete blocks - concrete,

£82.99
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Block paving imprinted - paving,

Block paving imprinted - paving,

£119.00
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Pack 100mm dense - –,

Pack 100mm dense - –,

£85.30
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50x 100mm aerated concrete - 50x,

50x 100mm aerated concrete - 50x,

£255.99
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Concrete block 100mm 7 - concrete,

Concrete block 100mm 7 - concrete,

£181.99
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Concrete block 100mm - concrete,

Concrete block 100mm - concrete,

£504.96
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Concrete lego blocks 1500mm - concrete,

Concrete lego blocks 1500mm - concrete,

£85.00
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Tarmac dense concrete block - tarmac,

Tarmac dense concrete block - tarmac,

£110.49
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Concrete block 100mm - 100mm,

Concrete block 100mm - 100mm,

£231.12
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140mm concrete blocks - 140mm,

140mm concrete blocks - 140mm,

£167.62
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Tarmac dense concrete block - tarmac,

Tarmac dense concrete block - tarmac,

£98.00
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10x 100mm aerated - 10x,

10x 100mm aerated - 10x,

£47.90
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Concrete block bricks - 10,

Concrete block bricks - 10,

£20.90
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Proper concrete lego blocks - lego,

Proper concrete lego blocks - lego,

£93.50
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Printed concrete sealer satin - printed,

Printed concrete sealer satin - printed,

£107.96
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Block paving and concrete - and,

Block paving and concrete - and,

£107.96
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10x cement brick scene - 10x,

10x cement brick scene - 10x,

£37.84
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Smartseal block paving sealer - smartseal,

Smartseal block paving sealer - smartseal,

£39.99
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100mm dense concrete block - 100mm,

100mm dense concrete block - 100mm,

£12.29
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Black block kit teeth - black, 2

Black block kit teeth - black, 2

£32.67
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Solid dry core drill bits - dry,

Solid dry core drill bits - dry,

£48.26
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Block paving seal - , coating

Block paving seal - , coating

£89.99
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Gray concrete block bricks - gray,

Gray concrete block bricks - gray,

£21.40
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Block paving imprinted - &,

Block paving imprinted - &,

£32.50
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Block paving imprinted - &,

Block paving imprinted - &,

£32.50
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Dolls house cyan blocks - 50,

Dolls house cyan blocks - 50,

£11.86
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Quality grey concrete - 6, x

Quality grey concrete - 6, x

£120.00
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Concrete blocks two sheet pack - blocks,

Concrete blocks two sheet pack - blocks,

£3.31
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Block paving and - block, concrete

Block paving and - block, concrete

£38.99
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Blue circle mastercrete cement - blue,

Blue circle mastercrete cement - blue,

£75.00
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Vintage s decorative - vintage,

Vintage s decorative - vintage,

£26.70
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Block paving imprinted - paving, &

Block paving imprinted - paving, &

£77.50
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Concrete test weight - test, /

Concrete test weight - test, /

£25.00
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Wrekin concrete decking - wrekin, blocks

Wrekin concrete decking - wrekin, blocks

£14.60
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Best block paving - best, &

Best block paving - best, &

£117.50
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Old concrete house building - old,

Old concrete house building - old,

£25.93
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Block paving concrete - paving, &

Block paving concrete - paving, &

£94.99
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Concrete block paving - concrete,,

Concrete block paving - concrete,,

£32.50
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Tarmac aerated block 100mm - tarmac,

Tarmac aerated block 100mm - tarmac,

£47.99
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Building foam bricks for - foam, kids

Building foam bricks for - foam, kids

£14.99
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Vintage concrete screen - concrete,

Vintage concrete screen - concrete,

£29.99
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Water based sealer matt - water,

Water based sealer matt - water,

£91.98
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Grain walling scale - walling, 1:32

Grain walling scale - walling, 1:32

£1.17
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Ssmp230 wills scenic - wills, oo/ho

Ssmp230 wills scenic - wills, oo/ho

£6.00
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Vintage auriol screen - auriol,

Vintage auriol screen - auriol,

£40.00
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Block paving imprinted - &,

Block paving imprinted - &,

£97.50
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Vintage screencast concrete - screencast,

Vintage screencast concrete - screencast,

£29.99
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Block paving imprinted - block, &

Block paving imprinted - block, &

£117.50
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Dolls house concrete deck - dolls,

Dolls house concrete deck - dolls,

£7.50
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1000kg concrete weight blocks - weight,

1000kg concrete weight blocks - weight,

£180.00
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Block paving imprinted - block, &

Block paving imprinted - block, &

£117.50
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Blue circle mastercrete - blue,

Blue circle mastercrete - blue,

£63.00
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Block paving imprinted - &,

Block paving imprinted - &,

£56.50
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10pcs concrete building blocks - concrete,

10pcs concrete building blocks - concrete,

£17.00
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Vintage screen block - vintage,

Vintage screen block - vintage,

£42.46
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Dolls house pallet 24 - of,

Dolls house pallet 24 - of,

£31.99
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Brick silicone mold miniature - brick,

Brick silicone mold miniature - brick,

£10.35
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Block paving coating - ,

Block paving coating - ,

£89.99
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Building with masonry - with, brick

Building with masonry - with, brick

£5.21
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Matt finish block - matt, -block

Matt finish block - matt, -block

£56.50
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10pcs cement bricks scene - bricks,

10pcs cement bricks scene - bricks,

£17.03
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Scale concrete jersey - concrete,

Scale concrete jersey - concrete,

£11.90
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Driveway sealer sealant gloss - sealer/,

Driveway sealer sealant gloss - sealer/,

£97.50
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Kiln dried paving sand 40kg - sand,

Kiln dried paving sand 40kg - sand,

£31.75
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Concrete mixer building blocks - concrete,

Concrete mixer building blocks - concrete,

£14.99
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Multi block interlocking - multi,

Multi block interlocking - multi,

£180.00
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Block paving imprinted - block, &

Block paving imprinted - block, &

£32.50
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Concrete lego block lifting - lego,

Concrete lego block lifting - lego,

£104.70
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Block paving sealer gloss - block,

Block paving sealer gloss - block,

£94.99
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Paintmaster wet look - paintmaster,

Paintmaster wet look - paintmaster,

£40.00
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Driveway sealer sealant gloss - sealer/,

Driveway sealer sealant gloss - sealer/,

£56.50
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Driveway sealer sealant gloss - sealer/,

Driveway sealer sealant gloss - sealer/,

£32.50
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Rombus shaped batch 300 - rombus,

Rombus shaped batch 300 - rombus,

£720.00
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Mexco diamond core drill - core,

Mexco diamond core drill - core,

£42.30
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Grey concrete block - 10,

Grey concrete block - 10,

£19.06
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Hilka red brickwork - 24,

Hilka red brickwork - 24,

£24.99
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Dolls house red - dolls, blocks

Dolls house red - dolls, blocks

£11.86
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Ton concrete weight - 1/2,

Ton concrete weight - 1/2,

£180.00
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Block paving sealer water - sealer,

Block paving sealer water - sealer,

£91.99
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Dutch brick mold concrete - brick,

Dutch brick mold concrete - brick,

£73.79
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Block paving imprinted - block, &

Block paving imprinted - block, &

£117.50
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Lego blocks lifting eyes - blocks,

Lego blocks lifting eyes - blocks,

£156.70
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Dolls house construct block - dolls,

Dolls house construct block - dolls,

£49.99
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Gauge wills model - oo,

Gauge wills model - oo,

£7.20
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Neilsen building profile gauge - building,

Neilsen building profile gauge - building,

£9.29
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Concrete building bricks - x,

Concrete building bricks - x,

£26.00
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Water based sealer - water,

Water based sealer - water,

£91.99
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Dolls house firepit stones - firepit,

Dolls house firepit stones - firepit,

£24.99
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Smartseal block paving sealer - smartseal,

Smartseal block paving sealer - smartseal,

£42.99
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Dolls house breeze blocks - dolls,

Dolls house breeze blocks - dolls,

£31.99
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Matt finish block - finish, paving

Matt finish block - finish, paving

£97.50
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Sealer stripping solution - stripping,

Sealer stripping solution - stripping,

£69.50
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Mould king 19014 pneumatic - mould,

Mould king 19014 pneumatic - mould,

£94.30
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Dolls house breeze - house, 24

Dolls house breeze - house, 24

£24.99
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Blue circle mastercrete cement - blue,

Blue circle mastercrete cement - blue,

£71.49
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100kg bulk kiln - 100kg,

100kg bulk kiln - 100kg,

£68.80
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📊96 listings · from £1.17 · avg £76.36
⚠️ These listings were last updated more than 18 days ago. Search for fresh listings

Browse 96 concrete building blocks listings currently in our index. Prices range from £1.17 to £720, with an average of £76.36. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about concrete building blocks →

Try this: mould paving | inking tray | tarmac paint | anti slip decking boards | rutland electric fencing energiser | garden tiles | concrete sealer | decking fixings | oak decking | fencing stakes

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Everything you need to know about concrete building blocks

Whether you are looking for a brand-new or second-hand concrete building blocks, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.17, while premium listings can reach £720 — giving you a wide budget spread to work with. The average price of £76.36 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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