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4 Foot **deep** is best for posts using about 2-3 bags of cement per post. Anything between 1-3 feet and your fence post will heave up. 4′ is minimum, don’t listen to your contractor – 3 feet is not enough. Winters have been getting milder in **Toronto**, so the frost probably doesn’t go as deep anymore.

Best answer for this question, how **deep** do I need to bury my fence posts? The depth of the hole should be 1/3-1/2 the post height above ground (i.e., a 6-foot tall **fence** would require a hole depth of at least 2 feet).

Similarly, is 2 feet deep enough for fence posts? 2 feet is the minimum depth that you should dig your fence post holes for. To **dig** the holes one-third to one-half of the post’s aboveground height, is a general formula. The deeper you dig the holes, the more stability your **fence** has.

Correspondingly, how deep are post holes Ontario? Dig holes Posts need to be set below the frost line to prevent heaving. For regular privacy fences, holes need to be at least 36 inches deep or half the **fence** height, whichever is greater, plus six inches for base gravel. Lower fences will not likely need to be as deep (or you may use ground spikes instead).

People ask also, is 3 feet **deep** enough for **fence** **posts**? Is 3-Feet Deep Enough For Fence Posts? As mentioned before, the depth you must **dig** for your fence post should always depend on the size of the fence you are building. As a general rule of thumb one-third of your post should be underground, the other two-thirds above.When building a fence make sure: The **posts** are set deep enough to go below the frost line – 36 inches is the minimum depth, 48 inches is better. The **posts** are plumb. The top of the fence is level and the **fence** is in a straight line. The wood is solid and clean, not full of cracks and knots.

## How deep do fence posts need to be in Ontario?

4 Foot deep is best for posts using about 2-3 bags of cement per post. Anything between 1-3 feet and your fence post will heave up. 4′ is minimum, don’t listen to your contractor – 3 feet is not enough. Winters have been getting milder in Toronto, so the frost probably doesn’t go as deep anymore.

## How deep should a 6ft fence post be?

The width of the post hole should be 3 times the width of diameter of the post. For example, if you are erecting a 6 foot high fence using 4 inch fence posts, the posts need to be 6 feet above the ground. 6 divided by 3 is 2, therefore the depth of the hole required is 2 feet.

## Is 1 foot deep enough for fence post?

Determining Post Length You should always bury one-third of your fence post underground. … This means that unless you are building a 2-foot fence, which is unlikely in any garden, a 1-foot hole will not be deep enough to support your post. For main and gateposts, you should dig the holes an additional 6 inches deep.

## How deep should a 8 foot fence post be?

How Deep Should a Fence Post Be? For an average fence post, about 6 to 8 feet tall, prepare to dig a post hole about 2 feet deep. To install a fence post, you’ll need a shovel or post digger, a 6-foot level, soil, and gravel or crushed stone.

## How deep do you dig a post?

The general rule of thumb when setting a post is that the depth of the post’s hole needs to be one-third to one-half of the actual above-ground height of the post. So, a six-foot-high finished post ideally needs to be buried three feet into the ground.

## How deep do you need to dig to get below the frost line?

The maximum frost line depth is 100-inches as seen near the tip of Minnesota, North Dakota, and Alaska, all the way to zero inches in Florida, southern Arizona, and southern California.

## How deep is the frost line in Ontario?

I believe 4 feet is the deepest recorded frost line in Ontario, hence why to be safe, you should go down at least 4 feet.

## What size t post do I need for a 4 ft fence?

When figuring out what size T-post to use for a four-foot fence, remember that you will drive the posts about two feet into the ground. This means you need posts that are at least 24 inches longer than how tall you want your fence. For a four-foot fence, you should use T-posts that are at least six feet long.

## Should fence posts be set in concrete?

Setting Fence Posts in Concrete Concrete is the most secure material for setting fence posts, especially if you have sandy soil. Gravel may be okay with dense, clay-heavy soil, but in looser soil, concrete is the only thing that will truly keep your fence posts stuck in place.

## How far should fence post be from house?

## How do I put a post in the ground without concrete?

Backfilling the fence post hole with gravel is another common alternative to using cement. Start with a hole about the size of the one you’d dig if you were using cement, insert a third of the post’s length into the hole, and then fill with crushed gravel, tamping every five inches until flush.

## How deep should a 7ft fence post be?

Lawsons experts recommend you should dig a hole which has a depth of 2 ft (24 in / 600mm) to ensure you have a stable timber or concrete fence post.