What length are concrete blocks?
Andrew Henderson
Updated on April 07, 2026
What length are concrete blocks?
Blocks are produced in a broad range of sizes, but for general building work the most commonly used is referred to as a standard block and measures 440mm x 100mm x 215mm (see Figure 2). Usefully, this is the same length as two bricks and the height of three bricks with 10mm mortar joints.
What is the length and width of a concrete block?
The most common dimensions for a cinder block are approximately 8-by-8-by-16 inches. The actual measurements, however, are 7 5/8-by-7 5/8-by-15 5/8.
How long is a block in inches?
Blocks come in modular sizes, with the most popular typically referred to (by their thickness) as “4-inch”, “6-inch”, “8-inch”, and “12-inch”. In the US, CMU blocks are nominally 16 in (410 mm) long and 8 in (200 mm) wide.
What is the standard length of a block?
Oblong blocks range considerably in width and length. The standard block in Manhattan is about 264 by 900 feet (80 m × 274 m). In Chicago, a typical city block is 330 by 660 feet (100 m × 200 m), meaning that 16 east-west blocks or 8 north-south blocks measure one mile, which has been adopted by other US cities.
What length is a 4 inch block?
Concrete Block (CMU) Sizes
| CMU Size | Nominal Dimensions D x H x L | Actual Dimensions D x H x L |
|---|---|---|
| 4″ CMU Full Block | 4″ x 8″ x 16″ | 3 5/8″ x 7 5/8″ x 15 5/8″ |
| 4″ CMU Half-Block | 4″ x 8″ x 8″ | 3 5/8″ x 7 5/8″ x 7 5/8″ |
| 6″ CMU Full Block | 6″ x 8″ x 16″ | 5 5/8″ x 7 5/8″ x 15 5/8″ |
| 6″ CMU Half-Block | 6″ x 8″ x 8″ | 5 5/8″ x 7 5/8″ x 7 5/8″ |
What is the length of a 6 inches block?
Concrete Block (CMU) Sizes
| CMU Size | Nominal Dimensions D x H x L | Actual Dimensions D x H x L |
|---|---|---|
| 6″ CMU Full Block | 6″ x 8″ x 16″ | 5 5/8″ x 7 5/8″ x 15 5/8″ |
| 6″ CMU Half-Block | 6″ x 8″ x 8″ | 5 5/8″ x 7 5/8″ x 7 5/8″ |
| 8″ CMU Full Block | 8″ x 8″ x 16″ | 7 5/8″ x 7 5/8″ x 15 5/8″ |
| 8″ CMU Half-Block | 8″ x 8″ x 8″ | 7 5/8″ x 7 5/8″ x 7 5/8″ |
What size is a 4 inch block?
How many feet is half a block?
A block is not really defined by distance, but rather is defined by the distance between cross streets, which could be 50 feet or 200 feet, depending on the place. Most blocks in cities tend to be between 200 – 300 feet apart, so the distance between 2 blocks would be roughly 400 – 600 feet.
How much is per block?
Cost across the country vary. The average price of blocks in Nigeria is between ₦170 to ₦250 naira.
How many 4 inch blocks are in a bale?
Concrete Blocks Varieties
| Product: 4” 7.5N Blocks No of Blocks per Bale: 44 | Product: 4” 13N Blocks No of Blocks per Bale: 44 |
|---|---|
| Product: 4” 23N Blocks No of Blocks per Bale: 44 | Product: 4” Fairfaced Blocks No of Blocks per Bale: 44 |
| Product: 6” Blocks No of Blocks per Bale: 32 | Product: 12” Blocks No of Blocks per Bale: 33 |
How big is a 4 inch concrete block?
The average mortar joint for a CMU is 3/8 inch. The nominal dimension works within the standard construction materials that follow the 4-inch grid. To better understand how the nominal size works for CMU block sizes, consider the following: A 4-inch CMU has an actual size of 3 5/8 inch x 7 5/8 inch x 7 5/8 inch (DxHxL).
How big is a 4 inch CMU block?
To better understand how the nominal size works for CMU block sizes, consider the following: A 4-inch CMU has an actual size of 3 5/8 inch x 7 5/8 inch x 7 5/8 inch (DxHxL). The nominal size is then 4 x 8 x 8.
How much does a medium weight concrete block weigh?
Weight of medium weight concrete block or CMU depending on their size and density, higher the size and density increase the weight of concrete block. Generally, normal, medium, weight of concrete block or CMU unit is vary from 17kgs to 50kgs, depending upon size.
How big is a concrete block in New Zealand?
New Zealand standard block sizes are smaller yet, measuring 15.4 inches long by 7.5 inches tall by 7.5 inches wide. Concrete blocks are often used in combination with steel reinforcing bars to form reinforced concrete block structures used as load-bearing columns, beams and walls.
How much does a concrete block cost?
Menard’s also lists its prices on its official website. According to the website, an eight-inch standard concrete block retails for $1.50, while four-inch construction block retails for $1.50. Regardless of the size, most were less than $2 each.
What is the weight of a concrete block?
There are many different sizes of concrete blocks and the weight will vary dependent upon the size. Concrete blocks usually range in height from 2 inches to 12 inches. Some are hollow inside, while some are solid. Weights Of Solid Concrete Blocks. A 2″x8″x16″ solid concrete block weighs 17 pounds (7.7 kg)
What is the size of a concrete block?
Concrete blocks are manufactured in required shape and sizes and these may be solid or hollow blocks. The common size of concrete blocks is 39cm x 19cm x (30cm or 20 cm or 10cm) or 2 inch, 4 inch, 6 inch, 8 inch, 10 inch and 12-inch unit configurations. Cement, aggregate, water is used to prepare concrete blocks.
What are the dimensions of a masonry block?
Concrete masonry units ( CMU ) are used in virtually every type of building construction. Standard block are common in the load bearing walls of buildings. While the most common sized block is 8 in. x 8 in. x 16 in., they are available in a variety of sizes and are categorized by block width.
