Skip to content

Mary Kostelny

We found 5 people named Mary Kostelny in TN, TX, CO, NY & IL. View phone numbers, addresses, and public records.

People Named Mary Kostelny

Mary Patricia Kostelny
63 · Wheat Ridge, CO
(303) 425-1939
3940 Quay St, Wheat Ridge, CO 80033, USA
1 phone Updated Jan 2026
Mary A Kostelny
Dallas, TX
(214) 696-4808
5325 Kelsey Rd, Dallas, TX 75229, USA
1 phone Updated Nov 2025
Mary L Kostelny
52 · Buffalo, NY
139 Telfair Dr, Buffalo, NY 14221, USA
Updated Aug 2025
Mary L Kostelny
90 · Prospect Heights, IL
(847) 255-6425
105 Brook Rd, Prospect Heights, IL 60070, USA
3 phones Updated Aug 2025
Mary D Kostelny
Sparta, TN
(931) 738-3265
189 Valley St, Sparta, TN 38583, USA
1 phone Updated Jan 2026

Can't find the right Mary Kostelny?

Try adding a city, state, or middle name

More people named Kostelny

Demographics

Based on a sample of 5 people named Mary Kostelny

About Mary Kostelny

Mary Kostelny is an extremely rare name in the United States, with 5 people sharing this name. That's approximately 1 in every 66,800,000 Americans. The highest concentration is in Tennessee (20%), across 5 states total. The top city is Sparta, TN with 1 people. The average age is 68 years old (median 63).

Birth Decade

When people named Mary Kostelny were born

33%
30s
33%
60s
33%
70s

Most Common First Names

For people with last name Kostelny

Show 10 more names

Narrow Your Search

Browse by State

Top Cities

Frequently Asked Questions

Common questions about people named Mary Kostelny

How many people named Mary Kostelny are there in the US?

There are approximately 5 people named Mary Kostelny in the United States, found across 5 states.

Where do most people named Mary Kostelny live?

The highest concentration of people named Mary Kostelny is in Tennessee (20% of all Mary Kostelnys). The top city is Sparta, TN.

What is the average age of someone named Mary Kostelny?

Based on public records, the average age of people named Mary Kostelny is 68 years old.

How can I find a specific person named Mary Kostelny?

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 Mary Kostelny 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.

Other popular Kostelnys