OLCZAK Family Tree and OLCZAK Genealogy Records
OLCZAK wiki
This is the surname research page for OLCZAK. This section is designed to contain general information about OLCZAK genealogy research. Please consider adding some of your own research, either as an editor or with journals below.
2010 US Census data for OLCZAK
This surname is in the top 162,000 names in the US Census from 2010. (There must be at least 100 to make the list).
There are 370 OLCZAK records listed in the 2010 US Census, and it is the Number 55505 ranked name. A OLCZAK makes up 0.13 of every 100k people in the population.
Other US Census data for OLCZAK
98.92% are White Alone (Non-Hispanic)
~0% are Black Alone (Non-Hispanic Black or African American Alone)
~0% are Hispanic or Latino origin
~0% are Asian Alone (Non-Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone)
~0% are American Indian (Non-Hispanic American Indian and Alaska Native Alone)
~0% Non-Hispanic Two or More Races
OLCZAK Family History and OLCZAK Family Genealogy Journals
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