Kostelny is a rare name in the United States, with 386 people sharing this name. That's approximately 1 in every 865,285 Americans. The highest concentration is in Illinois (39%), across 27 states total. The top city is Chicago, IL with 24 people. The average age is 56 years old (median 60).

Age Distribution

25-34

15%

35-44

17%

45-54

13%

55-64

19%

65+

37%

Age range: 29 – 86 years

Birth Decade

When people named Kostelny were born

15%

40s

15%

50s

24%

60s

70s

24%

80s

15%

90s

Most Common First Names

For people with last name Kostelny

John

23 Robert

15 Nancy

11 Gerald

10 Steven

8 James

6 Eric

5 Joseph

5 Julia

5 Mary

Show 10 more names

Anthony

4 Carolyn

4 Michael

4 Paul

4 Andrew

3 Angela

3 Ann

3 Christine

3 Daniel

3 Donald

Narrow Your Search

Browse by State

Illinois 150 New York 55 Florida 27 California 25 Pennsylvania 20 Colorado 13 Texas 12 Ohio 12 Arizona 11 Georgia 11 Indiana 8 Wisconsin 8

Top Cities

Chicago, IL 24 Orchard Park, NY 18 Naperville, IL 12 Buffalo, NY 11 Downers Grove, IL 10 Hinsdale, IL 9 Mesa, AZ 7 Hoffman Estates, IL 7 Dallas, TX 7 Streamwood, IL 6 Tarrytown, NY 6 Cuyahoga Falls, OH 6

Show all 50 cities

Marilla, NY 6 Philadelphia, PA 6 Palatine, IL 6 Elgin, IL 6 Cartersville, GA 5 Merritt Island, FL 5 Niles, IL 5 Oceanside, CA 5 La Quinta, CA 5 Huntley, IL 4 Rockdale, IL 4 Easton, PA 4 Crystal Lake, IL 4 Elmhurst, IL 4 Roselle, IL 3 Acworth, GA 3 West Valley, NY 3 Westmont, IL 3 Stow, OH 3 Cañon City, CO 3 El Cajon, CA 3 Holland, NY 3 Algonquin, IL 3 Depew, NY 3 Wheat Ridge, CO 3 Burr Ridge, IL 3 Durham, NC 3 Niceville, FL 3 Newburgh, IN 3 Phoenixville, PA 3 Simi Valley, CA 3 Plainfield, IL 2 Pace, FL 2 Highland, IN 2 Gloucester Township, NJ 2 Evansville, IN 2 Dayton, NV 2 Olympia, WA 2

Name Variations

John Kostelny 23 people Robert Kostelny 15 people Nancy Kostelny 11 people Gerald Kostelny 10 people Steven Kostelny 8 people James Kostelny 6 people Eric Kostelny 5 people Joseph Kostelny 5 people Julia Kostelny 5 people Mary Kostelny 5 people Anthony Kostelny 4 people Carolyn Kostelny 4 people Michael Kostelny 4 people Paul Kostelny 4 people Andrew Kostelny 3 people Angela Kostelny 3 people Ann Kostelny 3 people Christine Kostelny 3 people Daniel Kostelny 3 people Donald Kostelny 3 people Elizabeth Kostelny 3 people Emily Kostelny 3 people George Kostelny 3 people Gregory Kostelny 3 people

Show all 182 name variations

People with Last Name Kostelny

Kaitlin E Kostelny

Hoffman Estates, IL

(847) 794-1212

1610 Brittany Ln, Hoffman Estates, IL 60192, USA

1 phone Updated Nov 2025

Marry A Kostelny

Pace, FL

(850) 723-3232

4025 Vern St, Pace, FL 32571, USA

1 phone Updated Aug 2025

Rebekah N Kostelny

Laona, WI

4504 Roberts Lake Rd, Laona, WI 54541, USA

Updated Dec 2025

T Kostelny

Hinsdale, IL

(630) 515-8402

328 E 8th St, Hinsdale, IL 60521, USA

1 phone Updated Dec 2025

Miyukiko K Kostelny

Dallas, TX

4343 Rosemeade Pkwy, Dallas, TX 75287, USA

Updated Dec 2025

Leah Kostelny

Mesa, AZ

7726 E Baseline Rd, Mesa, AZ 85209, USA

Updated Sep 2025

Kaite Kostelny

Hoffman Estates, IL

(847) 794-1212

1610 Brittany Ln, Hoffman Estates, IL 60192, USA

1 phone Updated Oct 2025

Rosemarie Kostelny

Oakbrook Terrace, IL

1712 Astor Ave, Oakbrook Terrace, IL 60181, USA

Updated Sep 2025

Albert Kostelny

Philadelphia, PA

(215) 805-4200

1116 Pine St, Philadelphia, PA 19107, USA

1 phone Updated Sep 2025

Maryanne Kostelny

Pace, FL

(850) 723-3232

4025 Vern St, Pace, FL 32571, USA

1 phone Updated Nov 2025

Alfreda L Kostelny

Orchard Park, NY

(716) 563-4817

7710 Michael Rd, Orchard Park, NY 14127, USA

2 phones Updated Sep 2025

Amber Kostelny

46 · Chicago, IL

(773) 608-7696

6505 N Oxford Ave, Chgo, IL 60631, USA

8 phones 4 addresses Updated Oct 2025

Andrea S Kostelny

72 · Naperville, IL

(630) 730-5503

1455 Terrance Dr, Naperville, IL 60565, USA

3 phones Updated Aug 2025

Bonnie L Kostelny

65 · Green Bay, WI

(920) 496-9076

2457 Shady Oak Dr, Green Bay, WI 54304, USA

3 phones 4 addresses Updated Oct 2025

Brenda S Kostelny

71 · Buffalo, NY

(716) 826-5584

291 Collins Ave, Buffalo, NY 14224, USA

1 phone 2 addresses Updated Nov 2025

Carol K Kostelny

46 · Naperville, IL

(630) 428-0262

48 Finch Ct, Naperville, IL 60565, USA

3 phones Updated Nov 2025

Cheryl M Kostelny

76 · Highland, IN

(219) 972-0036

8749 Woodward Ave, Highland, IN 46322, USA

7 phones 17 addresses Updated Sep 2025

Christopher R Kostelny

33 · Hoffman Estates, IL

(847) 208-5331

1610 Brittany Ln, Hoffman Estates, IL 60192, USA

2 phones Updated Nov 2025

Dale L Kostelny

63 · Richmond, VA

(804) 342-7326

3316 Loxley Rd, Richmond, VA 23227, USA

1 phone Updated Sep 2025

Danuta E Kostelny

67 · Lake Zurich, IL

(847) 847-7702

760 John Ct, Lake Zurich, IL 60047, USA

1 phone 1 address Updated Oct 2025

David M Kostelny

63 · Dayton, NV

(775) 934-8773

202 Mary Ln, Dayton, NV 89403, USA

8 phones 12 addresses Updated Nov 2025

Dianne F Kostelny

80 · Niceville, FL

(850) 217-8864

2415 Rocky Shores Rd, Niceville, FL 32578, USA

2 phones Updated Dec 2025

Eleanore Kostelny

Niles, IL

(847) 825-1533

8210 W Monroe St, Niles, IL 60714, USA

2 phones Updated Jan 2026

Helen Kostelny

Downers Grove, IL

(630) 852-8940

4110 Glendenning Rd, Downers Grove, IL 60515, USA

1 phone Updated Oct 2025

John Karl Kostelny

80 · Downers Grove, IL

(630) 852-8940

4110 Glendenning Rd, Downers Grove, IL 60515, USA

3 phones Updated Jan 2026

Judith A Kostelny

80 · Mount Prospect, IL

(847) 253-1274

204 N Wille St, Mt Prospect, IL 60056, USA

1 phone 4 addresses Updated Jan 2026

Karen J Kostelny

71 · Philadelphia, PA

(215) 742-2417

7335 Hasbrook Ave, Philadelphia, PA 19111, USA

3 phones Updated Aug 2025

Katie L Kostelny

29 · West Valley, NY

(716) 592-7077

6169 Emerson Rd, West Valley, NY 14171, USA

1 phone Updated Oct 2025

Katrina Kostelny

45 · Rockdale, IL

(815) 488-6007

115 Davis Ave, Rockdale, IL 60436, USA

2 phones Updated Aug 2025

Kyle R Kostelny

60 · Chicago, IL

(773) 481-9787

4321 N Lowell Ave, Chgo, IL 60641, USA

1 phone 1 address Updated Jan 2026

Laurie A Kostelny

64 · Rockdale, IL

(815) 741-4589

115 Davis Ave, Rockdale, IL 60436, USA

1 phone Updated Aug 2025

Len J Kostelny

64 · Little Suamico, WI

(920) 496-9076

483 Madeline Ln, Little Suamico, WI 54141, USA

4 phones 6 addresses Updated Jan 2026

Lenny W Kostelny

Orchard Park, NY

(716) 870-9604

7649 Michael Rd, Orchard Park, NY 14127, USA

2 phones Updated Dec 2025

Lindsay K Kostelny

50 · Chicago, IL

(773) 774-8753

6505 N Oxford Ave, Chgo, IL 60631, USA

2 phones Updated Oct 2025

Lindsey M Kostelny

34 · Marilla, NY

(716) 655-8016

11408 Bullis Rd, Marilla, NY 14102, USA

2 phones Updated Oct 2025

Marian C Kostelny

Menifee, CA

(951) 672-1276

28333 Valley Blvd, Menifee, CA 92586, USA

1 phone Updated Sep 2025

Marmarie J Kostelny

65 · Elgin, IL

(847) 622-1991

120 Portsmouth Ct, Elgin, IL 60124, USA

2 phones Updated Sep 2025

Marni T Kostelny

51 · Fort Pierce, FL

(404) 641-2332

3244 W Lake Dr, Fort Pierce, FL 34982, USA

9 phones 11 addresses Updated Oct 2025

Marta Kostelny

41 · Wheat Ridge, CO

3940 Quay St, Wheat Ridge, CO 80033, USA

Updated Dec 2025

Martin L Kostelny

79 · Minden, NV

(775) 267-4252

1282 Santa Fe Ct, Minden, NV 89423, USA

2 phones Updated Oct 2025

Matthew Kostelny

42 · Elk Grove, CA

9253 Trenholm Dr, Elk Grove, CA 95758, USA

Updated Dec 2025

May L Kostelny

Elgin, IL

(847) 622-1991

120 Portsmouth Ct, Elgin, IL 60124, USA

2 phones Updated Oct 2025

Milton E Kostelny

Downers Grove, IL

(630) 969-0931

5404 Victor St, Downers Grove, IL 60515, USA

2 phones Updated Aug 2025

M Sandy S Kostelny

79 · La Quinta, CA

(760) 360-0276

44216 W Sundown Crest Dr, La Quinta, CA 92253, USA

1 phone Updated Jan 2026

Omar Kostelny

67 · Rockdale, IL

(815) 488-6007

115 Davis Ave, Rockdale, IL 60436, USA

2 phones Updated Sep 2025

Pam Kostelny

72 · Mesa, AZ

(480) 641-1145

7520 E Grandview Cir, Mesa, AZ 85207, USA

1 phone Updated Aug 2025

Penelope Kostelny

85 · Orchard Park, NY

(716) 662-5056

6640 Webster Rd, Orchard Park, NY 14127, USA

1 phone Updated Nov 2025

Richard F Kostelny

45 · Philadelphia, PA

(215) 742-2417

7335 Hasbrook Ave, Philadelphia, PA 19111, USA

2 phones Updated Jan 2026

Rose Kostelny

85 · Oakbrook Terrace, IL

(630) 424-1981

1712 Astor Ave, Oakbrook Terrace, IL 60181, USA

2 phones Updated Aug 2025

Scott R Kostelny

55 · Buffalo, NY

(716) 691-8673

1590 Campbell Blvd, Buffalo, NY 14228, USA

2 phones 1 address Updated Nov 2025

Sharon M Kostelny

60 · Marilla, NY

(716) 553-0332

11408 Bullis Rd, Marilla, NY 14102, USA

3 phones Updated Oct 2025

Sheri A Kostelny

66 · Crystal Lake, IL

(815) 459-1587

5508 Acacia Ct, Crystal Lake, IL 60012, USA

3 phones 1 address Updated Jan 2026

Stephen P Kostelny

Tarrytown, NY

(914) 631-4106

24 Embree St, Tarrytown, NY 10591, USA

2 phones Updated Sep 2025

Sybille H Kostelny

76 · Chicago, IL

(773) 608-7696

6505 N Oxford Ave, Chgo, IL 60631, USA

2 phones Updated Oct 2025

Terry Lou Kostelny

66 · Evergreen, CO

(303) 679-3336

29076 Pine Rd, Evergreen, CO 80439, USA

1 phone Updated Jan 2026

Verania J Kostelny

59 · Simi Valley, CA

(805) 582-0099

1510 Darcy Ave, Simi Valley, CA 93065, USA

1 phone Updated Aug 2025

Warren S Kostelny

86 · Chicago, IL

(773) 685-8941

5027 W Ainslie St, Chgo, IL 60630, USA

3 phones 2 addresses Updated Aug 2025

Zeina Kostelny

60 · Altadena, CA

(626) 296-6519

3508 Marengo Ave, Altadena, CA 91001, USA

2 phones Updated Sep 2025

Raymond Kostelny

Rosemount, MN

(651) 283-5649

2785 138th St W, Rosemount, MN 55068, USA

1 phone Updated Nov 2025

Amelia Anne Kostelny

41 · Cañon City, CO

1428 Cedar Ave, Canon City, CO 81212, USA

Updated Dec 2025

Amy Kostelny

49 · Chicago, IL

(708) 489-5012

3646 W 116th Pl, Chgo, IL 60803, USA

2 phones Updated Oct 2025

Barbara Kostelny

Ripley, MS

(662) 837-2323

122 S Main St, Ripley, MS 38663, USA

1 phone Updated Jan 2026

Christoph Kostelny

Rockdale, IL

(815) 488-6007

115 Davis Ave, Rockdale, IL 60436, USA

1 phone Updated Dec 2025

Emil J Kostelny

Lorain, OH

(440) 243-0075

3922 Yale Dr, Lorain, OH 44055, USA

3 phones Updated Sep 2025

Greg Kostelny

Hoffman Estates, IL

(847) 285-1995

2280 Hassell Rd, Hoffman Estates, IL 60169, USA

1 phone Updated Jan 2026

H Kostelny

Cuyahoga Falls, OH

(330) 923-4361

1845 2nd St, Cuyahoga Falls, OH 44221, USA

1 phone Updated Oct 2025

Jacquelyn M Kostelny

Cinnaminson, NJ

(856) 786-3118

201 Jan Dr, Cinnaminson, NJ 08077, USA

1 phone Updated Dec 2025

Joyce K Kostelny

Cuyahoga Falls, OH

(330) 928-4367

2655 Maplewood St, Cuyahoga Falls, OH 44221, USA

2 phones Updated Nov 2025

Linzy Kostelny

Sun Valley, NV

7524 Cezanne Ct, Sun Valley, NV 89433, USA

Updated Sep 2025

Maryann Kostelny

Milton, FL

(850) 623-6036

6588 Da Lisa Rd, Milton, FL 32583, USA

1 phone Updated Aug 2025

Nicholas J Kostelny

Orchard Park, NY

(716) 667-2103

6640 Webster Rd, Orchard Park, NY 14127, USA

2 phones Updated Nov 2025

Renee M Kostelny

Cartersville, GA

(770) 386-8051

520 Waterford Dr, Cartersville, GA 30120, USA

1 phone Updated Dec 2025

Sam Kostelny

Palatine, IL

(618) 482-5665

635 W Hillcrest Rd, Palatine, IL 60074, USA

1 phone Updated Dec 2025

Courtney N Kostelny

38 · Milwaukee, WI

(920) 562-2206

3415 N Oakland Ave, Milwaukee, WI 53211, USA

1 phone 4 addresses Updated Nov 2025

Nikolas S Kostelny

33 · Reno, NV

(530) 386-2210

3370 Lookout Pl, Reno, NV 89503, USA

1 phone 2 addresses Updated Jan 2026

Lauren Kostelny

41 · Westmont, IL

(312) 415-4501

818 Revere Ct, Westmont, IL 60559, USA

1 phone Updated Oct 2025

Eliska Kostelny

31 · Elgin, IL

(847) 622-1991

120 Portsmouth Ct, Elgin, IL 60124, USA

2 phones Updated Sep 2025

Sarah Kostelny

30 · Chicago, IL

(773) 481-9787

3144 W Carroll Ave, Chicago, IL 60612, USA

2 phones 1 address Updated Oct 2025

Trisha L Kostelny

57 · Appleton, WI

(920) 734-4927

915 S Midpark Dr, Appleton, WI 54915, USA

1 phone Updated Oct 2025

Dolores E Kostelny

Buffalo, NY

139 Telfair Dr, Buffalo, NY 14221, USA

1 address Updated Dec 2025

Dana N Kostelny

42 · Buffalo, NY

(716) 826-5584

291 Collins Ave, Buffalo, NY 14224, USA

1 phone Updated Sep 2025

Christie Kostelny

41 · Algonquin, IL

(847) 331-5116

1591 Creeks Crossing Dr, Algonquin, IL 60102, USA

1 phone Updated Dec 2025

Chris Kostelny

32 · Denver, CO

4975 Elm Ct, Denver, CO 80221, USA

Updated Jan 2026

E Kostelny

29 · Hinsdale, IL

(630) 887-0075

328 E 8th St, Hinsdale, IL 60521, USA

1 phone Updated Dec 2025

Rebecca Kostelny

43 · Saint Charles, IL

40W122 Carl Sandburg Rd, St. Charles, IL 60175, USA

Updated Oct 2025

Alina Kostelny

40 · Park Ridge, IL

326 N Seminary Ave, Park Ridge, IL 60068, USA

Updated Oct 2025

Showing 86 of 386 people named Kostelny. Use the state filter above or select a state to see all results.

Frequently Asked Questions

Common questions about people named Kostelny

How many people named Kostelny are there in the US?

There are approximately 386 people named Kostelny in the United States, found across 27 states.

Where do most people named Kostelny live?

The highest concentration of people named Kostelny is in Illinois (39% of all Kostelnys). The top city is Chicago, IL.

What is the average age of someone named Kostelny?

Based on public records, the average age of people named Kostelny is 56 years old.

How can I find a specific person named 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 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.