Retaining wall blocks
Retaining wall blocks for sale on Ireland's largest auction and classifieds sites
Collinwood allen block classic - allen, - £156.70
Classic reclaiming wall • Blocks pack brand • New surplus build - Free postage - New and Used
Classic reclaiming wall • Blocks pack brand • New surplus build - Free postage - New and Used
Concrete interlocking block - concrete, - £156.70
Concrete interlocking lego • Block retaining gabian • Walls 1800mm 600mm - Free postage - New and Used
Concrete interlocking lego • Block retaining gabian • Walls 1800mm 600mm - Free postage - New and Used
Concrete blocks angle - l, - £20.23
Concrete stones angular • Support change load • Excavator only serves - Free postage - New and Used
Concrete stones angular • Support change load • Excavator only serves - Free postage - New and Used
Quality grey concrete - x, - £120.00
Also have various • Types sizes available • Silver grey mid - Free postage - New and Used
Also have various • Types sizes available • Silver grey mid - Free postage - New and Used
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Concrete interlocking block - interlocking, - £720.00
1200 600 600mm • Concrete interlocking block • Mould will make - Free postage - New and Used
1200 600 600mm • Concrete interlocking block • Mould will make - Free postage - New and Used
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48 listings · from £5.61 · avg £135.26
⚠️ These listings were last updated more than 13 days ago.
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Browse 48 retaining wall blocks listings currently in our index. Prices range from £5.61 to £1100, with an average of £135.26. 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 retaining wall blocks →
Concrete interlocking block - interlocking, - £450.00
Pieces bolt together • Mould 600mm long • Wide concrete block - Free postage - New and Used
Pieces bolt together • Mould 600mm long • Wide concrete block - Free postage - New and Used
Buff walling stone block - walling, - £91.86
Transform your outdoor • Space these high • Qualitybuff walling stone - Free postage - New and Used
Transform your outdoor • Space these high • Qualitybuff walling stone - Free postage - New and Used
Concrete interlocking - concrete, - £1100.00
Will make concrete • Interlocking blocks 1200mm • Long 600mm high - Free postage - New and Used
Will make concrete • Interlocking blocks 1200mm • Long 600mm high - Free postage - New and Used
Concrete interlocking block - concrete, - £1050.00
Concrete interlocking block • Mould will make • Lego blocks 1200mm - Free postage - New and Used
Concrete interlocking block • Mould will make • Lego blocks 1200mm - Free postage - New and Used
Rubber mold for - for, concrete - £121.45
Manufactured stone basic • Mixing procedures using • Pre bagged concrete - Free postage - New and Used
Manufactured stone basic • Mixing procedures using • Pre bagged concrete - Free postage - New and Used
Universal retaining wall block - retaining, - £14.50
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Block stone retaining - x, wall - £5.61
Easily bonds you • Layout pva wood • Glue superglue adhesive - Free postage - New and Used
Easily bonds you • Layout pva wood • Glue superglue adhesive - Free postage - New and Used
Low level block - x, - £7.86
Easily bonds you • Layout pva wood • Glue superglue adhesive - Free postage - New and Used
Easily bonds you • Layout pva wood • Glue superglue adhesive - Free postage - New and Used
Retaining wall concrete blocks - retaining, - £25.00
Are manufacturing modular • Concrete blocks used • Partition walls retaining - Free postage - New and Used
Are manufacturing modular • Concrete blocks used • Partition walls retaining - Free postage - New and Used
Porphyry red stone blocks - , - £12.00
Would ideal short • Kerbs they are • Not too heavy - Free postage - New and Used
Would ideal short • Kerbs they are • Not too heavy - Free postage - New and Used
Retaining wall block border - retaining, - £70.90
This great concrete • Mold use making • Borders around landscapes - Free postage - New and Used
This great concrete • Mold use making • Borders around landscapes - Free postage - New and Used
Stone pattern retaining wall - stone, - £55.57
- Free postage - New and Used
- Free postage - New and Used
Wall drain pro universal - wall, - £10.63
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Universal retaining wall block - universal, - £17.26
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Brighton masonry eziwall - masonry, - £24.23
Eziwall lite perfect • Diy garden wall • Block creating straight - Free postage - New and Used
Eziwall lite perfect • Diy garden wall • Block creating straight - Free postage - New and Used
Diy retaining wall - retaining, block - £8.01
Solid complete copy • That ready enjoy - Free postage - New and Used
Solid complete copy • That ready enjoy - Free postage - New and Used
Block stone retaining - stone, - £10.79
Easily bonds you • Layout pva wood • Glue superglue adhesive - Free postage - New and Used
Easily bonds you • Layout pva wood • Glue superglue adhesive - Free postage - New and Used
Mini retaining wall - wall, block - £8.86
10th scale miniature • Plastic retaining wall • Blocks creating tiered - Free postage - New and Used
10th scale miniature • Plastic retaining wall • Blocks creating tiered - Free postage - New and Used
Retaining wall block - wall, - £72.49
This block can • Used form straight • Wall using wide - Free postage - New and Used
This block can • Used form straight • Wall using wide - Free postage - New and Used
Concrete blocks corner - blocks, - £19.22
Traxxas trx 6468 • Ultra premium tire • Glue new original - Free postage - New and Used
Traxxas trx 6468 • Ultra premium tire • Glue new original - Free postage - New and Used
Universal retaining wall block - universal, - £133.02
Universal retaining wall • Block drain gray • Pro allow proper - Free postage - New and Used
Universal retaining wall • Block drain gray • Pro allow proper - Free postage - New and Used
Lot reln wall drain 4 - lot, of - £23.94
Lot reln wall • Drain universal retaining • Block channel - Free postage - New and Used
Lot reln wall • Drain universal retaining • Block channel - Free postage - New and Used
Photo railway scene - photo, a3 - £17.50
Can certain what • Buildings occupied this • Land that opposite - Free postage - New and Used
Can certain what • Buildings occupied this • Land that opposite - Free postage - New and Used
Landical pcs gray - pcs, - £102.14
Garden landscape edging • Borders beyond delineating • Beautifully these faux - Free postage - New and Used
Garden landscape edging • Borders beyond delineating • Beautifully these faux - Free postage - New and Used
Reln wall drain x 14 - 4, - £15.07
New - Free postage - New and Used
New - Free postage - New and Used
Universal retaining wall block - retaining, - £16.81
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Standard concrete block - standard, - £58.38
Standard concrete block • Retaining wall plans • Fosdyke los angeles - Free postage - New and Used
Standard concrete block • Retaining wall plans • Fosdyke los angeles - Free postage - New and Used
Diy retaining wall block - diy, - £13.32
You will find • Step instructions how • Construct wall what - Free postage - New and Used
You will find • Step instructions how • Construct wall what - Free postage - New and Used
Concrete interlocking block - interlocking, - £930.00
Will make concrete • Lego block 1800mm • Long 600mm high - Free postage - New and Used
Will make concrete • Lego block 1800mm • Long 600mm high - Free postage - New and Used
Channel drain universal - channel, - £17.09
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Keystone block retaining - retaining, wall - £15.52
Keystone compac block • Keygrid keysystems • Standard - Free postage - New and Used
Keystone compac block • Keygrid keysystems • Standard - Free postage - New and Used
Universal retaining wall - universal, block - £14.93
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Wall drain pro • Integral component any • Proper drainage beautiful - Free postage - New and Used
Keystone block retaining - keystone, - £30.15
Keystone compac block • Keygrid keysystems • Standard - Free postage - New and Used
Keystone compac block • Keygrid keysystems • Standard - Free postage - New and Used
1990 press photo - ron, krueger - £22.16
This original press • Photo wall part • Airport booster station - Free postage - New and Used
This original press • Photo wall part • Airport booster station - Free postage - New and Used
Retaining wall block - retaining, drain - £40.78
This retaining wall • Block drain printed • From black petg - Free postage - New and Used
This retaining wall • Block drain printed • From black petg - Free postage - New and Used
Reln wall drain x 14 - reln, in - £13.29
Thanks looking please • Read item descriptions • See pictures ask - Free postage - New and Used
Thanks looking please • Read item descriptions • See pictures ask - Free postage - New and Used
Universal retaining wall block - retaining, - £14.80
Universal retaining wall • Block drain tan • Condition new shipped - Free postage - New and Used
Universal retaining wall • Block drain tan • Condition new shipped - Free postage - New and Used
Line wiring device - b-line, - £6.92
Wiring device retainer • Adds rigidity devices • Oversize wall openings - Free postage - New and Used
Wiring device retainer • Adds rigidity devices • Oversize wall openings - Free postage - New and Used
Universal retaining wall - universal, block - £44.33
Universal retaining wall • Block drain gray • Pack wdpg new - Free postage - New and Used
Universal retaining wall • Block drain gray • Pack wdpg new - Free postage - New and Used
Pcs faux stone - 8, - £83.35
Beyond delineating your • Garden borders beautifully • These faux stone - Free postage - New and Used
Beyond delineating your • Garden borders beautifully • These faux stone - Free postage - New and Used
Tobermore secura grand - tobermore, - £10.80
Collection only surplus • From retaining wall • Project brand new - Free postage - New and Used
Collection only surplus • From retaining wall • Project brand new - Free postage - New and Used
4ft blue outdoor privacy - outdoor, fence - £259.47
Warranty promise limited • Under normal usage • Weather installation simple - Free postage - New and Used
Warranty promise limited • Under normal usage • Weather installation simple - Free postage - New and Used
4ft green outdoor privacy - 4ft, - £258.85
Warranty promise limited • Under normal usage • Weather installation simple - Free postage - New and Used
Warranty promise limited • Under normal usage • Weather installation simple - Free postage - New and Used
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Everything you need to know about retaining wall blocks
Whether you are looking for a brand-new or second-hand retaining wall blocks, eBay offers one of the largest selections available online. With 48 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 £5.61, while premium listings can reach £1100 — giving you a wide budget spread to work with. The average price of £135.26 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.