View the highest/lowest earning families in The United States

Where Does The Last Name Rostkowski Come From? ^{nationality or country of origin}

The last name Rostkowski occurs in Poland more than any other country or territory. It may occur as:. Click here for other possible spellings of this last name.

How Common Is The Last Name Rostkowski? ^{popularity and diffusion}

This surname is the 114,732^nd most frequently used last name worldwide It is held by around 1 in 1,809,222 people. It is mostly found in Europe, where 88 percent of Rostkowski are found; 86 percent are found in Eastern Europe and 86 percent are found in West Slavic Europe.

This surname is most widespread in Poland, where it is carried by 3,482 people, or 1 in 10,916. Not including Poland this last name occurs in 16 countries. It is also found in The United States, where 11 percent are found and Canada, where 1 percent are found.

Rostkowski Family Population Trend ^{historical fluctuation}

The prevalency of Rostkowski has changed through the years. In The United States the number of people carrying the Rostkowski last name grew 5,725 percent between 1880 and 2014.

Rostkowski Last Name Statistics ^demography

In The United States those holding the Rostkowski surname are 1.71% more likely to be registered with the Democratic Party than The US average, with 51.52% registered with the party.

The amount Rostkowski earn in different countries varies notably. In United States they earn 4.62% more than the national average, earning $45,144 USD per year and in Canada they earn 23.04% more than the national average, earning $61,130 CAD per year.