How To Alter A Coat That Is Too Big

"This site contains affiliate links to products. We may receive a commission for purchases made through these links."

Coats can be of various designs and colors. They can be styled formally as well as informally and will always elevate the whole outfit by putting it together very well.

Wearing a nicely fitted coat will compliment the outfit and will give you a very posh and minimal yet decent and out-together look and on the other hand, a loose coat or an ill-fitted coat will give you a very unkempt and untidy look.

This is why we have discussed everything related to how to alter a coat that is too big in this article. If you have a coat that used to fit you just right and is now loose on you because maybe you have lost some weight and you want to wear the same coat then the best you can do is alter it.

Altering a loose coat can be a bit tricky as it needs a lot of precision to give the proper and the needed shape and fitting. Let’s begin getting all the needed information for the same!

Is altering a coat an easy task?

The answer to this question is, no. Altering a coat that is too big or loose is not at all an easy task because the cuts and the fits of the coat are just too difficult to minimize. Although a few parts of the coast are easy to alter such as the length and breadth of the sleeve or the coat length. It is easy to make these changes and alter the same as compared to altering the whole of the coat.

In the same manner, opening up a coat from all its stitches and making it a bit loose if the fitting is extremely tight is also not an all an easy task. It can be done by professional tailors who have a lot of experience in the process of changing the fitting of the clothes or else it is not at all a very easy thing for anyone who is not trained professionally.

Step-by-step guide for altering a coat that is too big

Step 1: Start with lining

The first step that needs to be taken is to determine the new length at which the coat needs to be altered. After carefully taking all the measurements, you need to mark the length on the coat fabric itself using chalk or anything visible on the coat. After you ate done measuring and marking, you need to make a cut 3 cm below the top and cut the fabric off along the inner lining of the coat.

The 3 cm that has been cut and left is to get a coat hem for finishing. Now, you have to fold the entire fabric along the drawn line and iron it well to make sure that it remains folded. Turn the coat upside down and then sew the lining along the bottom. Once you are done carefully sewing the entire portion, iron it well to get a good finishing of the shortened length.

Step 2: Start with the length of the sleeves

First things first, mark the point where exactly you want your coat sleeves to fall on your body and mark the entire line on the coat using a ruler to get a perfectly straight line that is not at all crooked and might look untidy. Then, leave a length of about two to three centimeters for hemming and cut off the fabric carefully. After cutting off the extra fabric, cut the lining as well with perfection, and then after folding them inside and using pins to hold the fabric in place, stitch the folded sleeve with a thread of the same color as the fabric. Remove the pins and iron the sleeves well to get perfectly shortened sleeves easily.

Step 3: Take in the coat shoulders

Shoulders are one of the most difficult parts of a coat to alter. This is because they are highly structured and at times also contain padding underneath them. Altering the shoulders can be one of the riskiest things in the entire process. The best way in which you can alter the coat shoulders is by removing the padding if any. It is recommended because along with the padding you will not be able to alter the shoulder of any coat easily.

Step 4: Alter the coat collar

The collar of the coat is also one element that defines the shape of the coat when worn by a person. If a coat is too big for you and you are altering it, you will also need to alter the collar of the coat as well. This can be done by taking proper measurements and cutting off the extra fabric in the same shape as the collar. After doing so, the hems can be stitched for finishing and the ironing of the collar is done for a crisp look.

Step 5: Check for all the hems

Once you are done altering all the parts of the coat starting from its inner lining, the sleeve length, the shoulders, and the collar, you need to check whether you have stitched all the hems well and no threads are coming out from anywhere. If there is any such thing happening then make sure to stitch it well and make the hems clean and crisp. Iron all the edges to secure the folds well.

After this, you can also iron the entire coat and see if the fitting that you have done of the coat looks perfect or not as the shape and the look of the coat needs to be the same as just the length of all the parts that have been altered.

These are the five major steps that you need to follow when you wish to alter a coat that is too big for you in a way that it does not look flimsy or untidy. You can follow all of these steps and try altering a coat as per your needs.

how to alter a coat that is too big

What kinds of coats can be altered?

There are a few kinds of coats that can be altered if they are too big. So, if you have a coat that is loose and you love wearing it, you can alter it and make it of your size easily. The types of coats that can be altered are-

Trench coats

Having an oversized trench coat of your mum or anyone is not an issue. This is because trench coats can be altered and can be converted to your size by minimizing the lengths and the breadths of the same from the right places in the right manner. The seams of the trench coat can be stitched in to give it a tight-fitting if the coat is extremely loose.

Woollen coats

Although woolen coats can be altered, it is not at all an easy job. This is because of the thick and the woolen fabric of these coats that sewing on them is a bit difficult. If you wish to alter a woolen coat well, you need to have some amount of sewing experience and only then you will be able to give a proper fitting to a woolen coat after altering it.


Sportcoats too can be altered if they are too big on you. The fitting of the sport coat can be done by following the alteration process carefully and minimizing the length and the breadth of the same wherever needed. The alterations involving the shoulders are a bit difficult or else the entire thing can be altered easily.

How much time and money is needed to alter a coat that is too big?

If you wish to alter a coat that is too big or loose for you and you wish to get it altered to fit you perfectly, you will be needing a minimum of $20 to get the job done. This is the minimum approximated value that might be needed for getting the alteration done. The time needed to get the coat altered may vary from a week or two depending upon the tailor of the person altering the coat. It is not at all a very easy job that can just be completed in a few hours with no investment.


If a coat is too big for you and the fitting is extremely loose, you do not have to worry because it can be altered and can be converted into the one that is of your size. No matter how difficult the whole process is, it can be completed sometimes and is the best if done by professionals. But, if you are planning to complete the process all by yourself, you can go through the step-by-step guide of altering a coat provided by us earlier in the article. It will help you to achieve what you want in the easiest way possible. 

Leave a Comment

Your email address will not be published. Required fields are marked *