John Kostelnik
We found 49 people named John Kostelnik across 12 states. View phone numbers, addresses, and public records. Use the state filter to narrow results.
Geographic Distribution
Where people named John Kostelnik live in the US
Demographics
Based on a sample of 49 people named John Kostelnik
About John Kostelnik
John Kostelnik is a very rare name in the United States, with 49 people sharing this name. That's approximately 1 in every 6,816,327 Americans. The highest concentration is in Ohio (45%), across 12 states total. The top city is Byesville, OH with 3 people. The average age is 68 years old (median 69).
Age Distribution
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When people named John Kostelnik were born
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For people with last name Kostelnik
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Frequently Asked Questions
Common questions about people named John Kostelnik
How many people named John Kostelnik are there in the US?
There are approximately 49 people named John Kostelnik in the United States, found across 12 states.
Where do most people named John Kostelnik live?
The highest concentration of people named John Kostelnik is in Ohio (45% of all John Kostelniks). The top city is Byesville, OH.
What is the average age of someone named John Kostelnik?
Based on public records, the average age of people named John Kostelnik is 68 years old.
How can I find a specific person named John Kostelnik?
You can narrow your search by selecting a state or city from the filters above. Each profile includes phone numbers, addresses, and other public records to help you identify the right person.
Is the information about John Kostelnik accurate?
Our data is compiled from publicly available records and is regularly updated. However, we recommend verifying any information independently. If you find an error, please use the report feature on the individual profile page.