Generally only a small amount more than the value of a non-star note of the same date and denomination.
There's more information at the Related Link, below.
The collector value for a $1 star note is usually only about two to three dollars.
It seems that any note with a Star is worth a little more than face value. Especialy if it is an older note. The best place to shop for prices is on Ebay.
A $2 bill with a star, known as a star note, is a replacement note issued by the U.S. Bureau of Engraving and Printing when a regular note is misprinted or damaged. Its value can vary based on its condition, rarity, and demand among collectors. Generally, star notes can be worth more than their face value, often ranging from a few dollars to significantly more for rare series or conditions. To determine a specific value, it's best to consult a currency dealer or reference a numismatic guide.
In two years, the value of 10,000 dollars with 3.78 interest would be 10,770.29 dollars. An increase 770.29 dollars would be realized.
The star indicates it's a note printed to replace one that was damaged during the printing process. While some "star notes" can be moderately valuable, modern $20 bills are so common that the star may add only a couple of dollars at most.
5 dollars
100 dollars
$400-$500 Dollars
A 100 star notes value can vary depending on the series date. However no matter what it will be worth more than 100 dollars.
13.2 million dollars
The collector value for a $1 star note is usually only about two to three dollars.
In decent condition, it has a collector value of a few dollars.
Two to three dollars.
30-40 dollars more than the face value
This depends on the condition. If it is circulated, likely face value ($1). If uncirculated anywhere from 3 to 10 dollars or so
If it was printed in the last couple of years then it is only worth a few dollars over face value if you can find someone who needs it.
Star notes have a small but fervent collecting fraternity. New ones might retail for a couple of dollars above face value, or a bit more if it's crisp and unfolded.