How common is the surname Kostka?

1,280 people in the United States had the surname Kostka in the 2010 Census, about 1 in every 241,207 Americans. It ranked 20,676th of 162,253 surnames.

What ethnicity is the surname Kostka?

In the 2010 Census, 96% of people named Kostka identified as white (not Hispanic), and 1.3% as Asian and Pacific Islander.

Is the surname Kostka getting more or less common?

Less common. 1,291 people carried it in the 2000 Census and 1,280 in 2010, down 0.9%.

The surname Kostka

A surname, carried by 1,280 people in the United States.

2 syllables Soundex K232

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Kostka is more common than 87.3% of them.

Origin

From Czech, Slovak, and Polish Kostka.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 1,280 people named Kostka in the United States in 2010, about 1 in every 241,207 Americans. That is down 0.9% since 2000, when the Census counted 1,291.

#20,676

rank among US surnames

1,280

people in 2010

0.4

per 100,000 Americans

-0.9%

change since 2000 (was #19,398)

Who is named Kostka

Race and Hispanic origin as people reported it in the 2010 Census

96% of people named Kostka identified as white (not Hispanic), 1.3% as Asian and Pacific Islander and 1.3% as two or more races.

White (not Hispanic) 96%
Asian and Pacific Islander 1.3%
Two or more races 1.3%
Hispanic or Latino (any race) 0.9%

The Census suppresses very small shares to protect privacy; Black, Native American are not shown.

Compare: most common surnames among white Americans.

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Kostka

Kostka has the Soundex code K232, the code US census indexes have used since the 1930s. Every surname with code K232.

Questions

Where does the surname Kostka come from?: From Czech, Slovak, and Polish Kostka.
How common is the surname Kostka?: 1,280 people in the United States had the surname Kostka in the 2010 Census, about 1 in every 241,207 Americans. It ranked 20,676th of 162,253 surnames.
What ethnicity is the surname Kostka?: In the 2010 Census, 96% of people named Kostka identified as white (not Hispanic), and 1.3% as Asian and Pacific Islander.
Is the surname Kostka getting more or less common?: Less common. 1,291 people carried it in the 2000 Census and 1,280 in 2010, down 0.9%.