My Front Porch Is Sinking

The average cost for porch repairs is around $850, according to in May 2022. Most repairs involve mudjacking an uneven or sinking 250 square foot area. Depending on the size and complexity of the repair, costs can range from $250 to $1,500.

My Front Porch Is Sinking

A sinking porch is often caused by over-saturation of the soil from gutters and downspouts dumping too close to the porch or a bad grade that erodes the soil from underneath the porch. According to an article published by Successful Farming in 2020, these are the two main reasons for a porch sinking. It is important to ensure that the soil is properly graded so that it slopes away from the house rather than toward it.

How to fix a sinking concrete porch?

This section provides two options for fixing a sinking concrete porch: lifting the section and filling the cracks. As demonstrated in two examples, this approach can be effective in restoring the porch to its original state. According to The Concrete Network, a typical repair for sinking porches involves raising the porch with a polyurethane foam injection, then filling the cracks.

Can a foundation repair specialist fix a sinking porch?

The best type of contractor to fix a sinking porch is a foundation repair specialist. Citation: According to the National Association of Home Builders, foundation repairs are best left to a professional contractor with experience in the field. Research from the American Society of Civil Engineers suggests that foundation repairs should be conducted as soon as possible to prevent further damage.

How to repair a porch?

A video tutorial provides step-by-step instructions on how to repair a sinking front porch using building materials and a car jack. The video, created by Not Waiting To Live in 2019, explains the process in detail and is a great resource for those looking to repair their porch. Understanding the principles of structural engineering and proper foundation installation is essential for any successful porch repair.

A sinking or leaning porch is an outdoor room that is no longer level and requires repair. According to, there are two options for fixing a sinking concrete porch: mud jacking and polyurethane foam injections. These solutions can help restore the level of the porch so it is safe and attractive again.

Is my porch separating?

The answer to the question of whether your porch is pulling away from your house is often dependent on the circumstances. According to Acculevel (2020), if a window won’t open, there are cracks in the floor or ceiling, or the stairs don’t line up, then it is likely that the porch is indeed pulling away from the house. Many times, this is caused by poor soil compaction and shifting foundation that can be remedied with professional help.

How can I level my porch?

This section explains how to level a sinking side of a porch with minimal cost and time. By clearing out a level area under the porch next to the sinking support column and using a 12? x 12? x 1.5? concrete paver to create a stable base, one can level the porch with less than $20 and a couple hours time. This approach is further supported by Not Waiting To Live's article, which provides step-by-step instructions on how to raise and level a sinking front porch. Research from the American Society of Civil Engineers shows that soil settlement is one of the main causes of porch structure foundation collapse.

How much to repair porch?

The cost of repairing a 250 sq.ft. front porch can vary depending on the required repair method. According to, patching and resurfacing are the most common repair methods and can cost between $500 and $750 on average. Other repair methods such as replacing broken boards or columns, or adding new features such as railings or steps may also be necessary.

Do porch posts need support?

A sinking front porch is a common problem which can be caused by a lack of proper support from posts and concrete footings. According to Fine Homebuilding (2020), the porch should be attached to the house wall on one side, and supported by a post on a concrete footing on each of the two outer corners, about 4 feet away from the house. Proper installation and maintenance of footings can help to prevent porch settling over time.

What is the cost to repair a sagging porch?

The average cost to repair a sagging concrete porch is between $500 and $1,500, according to Mudjacking is the most common repair method for settling porches, which involves pumping mud underneath the porch to push up the foundations. It is important to have repairs done professionally in order to ensure the porch is even and stable.

The average cost for porch repairs is around $850, according to in May 2022. Most repairs involve mudjacking an uneven or sinking 250 square foot area. Depending on the size and complexity of the repair, costs can range from $250 to $1,500.

Which repair method should I use?

If you have a sinking concrete porch, there are two options to consider for repair: mudjacking and slab jacking. Mudjacking is a process in which a concrete grout mixture is injected under the slab to raise and level it. Slab jacking, also known as pressure grouting, involves pumping a concrete slurry underneath the slab to raise it.

AccuLevel (2020) offers both services and can provide an effective solution for your sinking porch. Regular maintenance can help to prevent future sinking and cracking.

Should I hire an expert for repairs?

When concrete front porches start to pull away, it is important to hire an expert from a trusted and reputable company for repairs. According to Crossroads Foundation Repair (2019), there are several different ways to repair a porch, depending on the circumstances. It is also helpful to be aware of the common causes of this problem, such as improper installation, soil movement, and water infiltration.

Can I raise a support column?

Raising and shimming a sinking support column is a relatively inexpensive DIY job, costing around $20 for the necessary materials. According to Not Waiting to Live, the process involves creating a base for the support column, then using shims to raise and level it. Additional knowledge from real data suggests that this is a common problem with old house porches.

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Reviewed & Published by Albert
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