Skip to content

John Koscinski

We found 22 people named John Koscinski across 9 states. View phone numbers, addresses, and public records. Use the state filter to narrow results.

Geographic Distribution

Where people named John Koscinski live in the US

Koscinski Across the US

AK: No data AL: No data AR: No data AZ: No data CA: No data CO: No data Connecticut: 2 people DC: No data DE: No data Florida: 2 people GA: No data HI: No data IA: No data ID: No data IL: No data IN: No data KS: No data KY: No data LA: No data Massachusetts: 2 people Maryland: 2 people ME: No data MI: No data MN: No data MO: No data MS: No data MT: No data NC: No data ND: No data NE: No data NH: No data New Jersey: 2 people NM: No data NV: No data New York: 6 people OH: No data OK: No data OR: No data Pennsylvania: 4 people RI: No data SC: No data SD: No data TN: No data TX: No data UT: No data VA: No data VT: No data WA: No data WI: No data WV: No data WY: No data
Fewer Level 1 Level 2 Level 3 Level 4 Level 5 More

Highest Concentration

Per 100,000 residents

Demographics

Based on a sample of 22 people named John Koscinski

About John Koscinski

John Koscinski is a very rare name in the United States, with 22 people sharing this name. That's approximately 1 in every 15,181,818 Americans. The highest concentration is in New York (27%), across 9 states total. The top city is Utica, NY with 3 people. The average age is 66 years old (median 62).

Age Distribution

35-44
8%
45-54
15%
55-64
31%
65+
46%
Age range: 43 – 88 years

Birth Decade

When people named John Koscinski were born

8%
30s
31%
40s
8%
50s
31%
60s
8%
70s
15%
80s

Most Common First Names

For people with last name Koscinski

Show 10 more names

Narrow Your Search

Browse by State

Top Cities

People Named John Koscinski

John K Koscinski
84 · East Hartford, CT
9 Phillips St, East Hartford, CT 06118, USA
Updated Oct 2025
John Koscinski
81 · Cape Coral, FL
222 Bayshore Dr, Cape Coral, FL 33904, USA
Updated Aug 2025
John J Koscinski
57 · Coram, NY
(516) 446-8828
16 Hayes Ln, Coram, NY 11727, USA
3 phones 1 address Updated Dec 2025
John W Koscinski
New Haven, CT
(203) 468-7729
311 Eastern St, New Haven, CT 06513, USA
1 phone Updated Dec 2025
John Joseph Koscinski
74 · Elyria, OH
(937) 854-0628
127 Greenway Dr, Elyria, OH 44035, USA
3 phones 1 relative Updated Aug 2025
John D Koscinski
Davidsonville, MD
(410) 956-0110
2515 Howard Grove Rd, Davidsonville, MD 21035, USA
2 phones Updated Nov 2025
John Koscinski
Bohemia, NY
(516) 244-0622
680 Locust Ave, Bohemia, NY 11716, USA
1 phone Updated Dec 2025
John D Koscinski
62 · Bel Air, MD
(410) 569-0695
405 Golden Oak Ct, Bel Air, MD 21015, USA
3 phones Updated Aug 2025
John Koscinski
Stittville, NY
(315) 865-4345
7670 Thomas Cir, Stittville, NY 13469, USA
1 phone Updated Aug 2025
John Koscinski
45 · Lakewood Township, NJ
(732) 778-8442
1117D Argyll Cir, Lakewood Township, NJ 08701, USA
1 phone Updated Nov 2025
John L Koscinski
Adams, MA
(413) 743-2942
9 Ruel St, Adams, MA 01220, USA
1 phone Updated Oct 2025
John L Koscinski
88 · Adams, MA
(413) 743-9504
11 Crotteau St, Adams, MA 01220, USA
1 phone Updated Oct 2025
John Koscinski
83 · Sterling Heights, MI
(586) 268-2026
34262 Birchway Cir, Sterling Heights, MI 48312, USA
3 phones Updated Nov 2025
John J Koscinski
57 · Utica, NY
(315) 724-8077
1244 Hilton Ave, Utica, NY 13501, USA
1 phone 2 addresses Updated Jan 2026
John P Koscinski
79 · Flemington, NJ
(908) 619-6822
7 Hunt Ct, Flemington, NJ 08822, USA
4 phones Updated Aug 2025
John W Koscinski
Garnet Valley, PA
(610) 497-8751
3100 William Rd, Garnet Valley, PA 19060, USA
1 phone Updated Sep 2025
John W Koscinski
Glen Mills, PA
(610) 358-1647
77 Governor Markham Dr, Glen Mills, PA 19342, USA
2 phones Updated Oct 2025
John J Koscinski Jr
57 · Utica, NY
(315) 724-8077
1244 Hilton Ave, Utica, NY 13501, USA
1 phone Updated Dec 2025
John P Koscinski
51 · New Castle, PA
217 Sumner Ave, New Castle, PA 16105, USA
Updated Dec 2025
John P Koscinski
43 · Farrell, PA
(724) 699-6266
427 Patton Ave, Farrell, PA 16121, USA
5 phones 6 addresses Updated Dec 2025
John J Koscinski
Utica, NY
(315) 797-1985
911 Mathews Ave, Utica, NY 13502, USA
2 phones Updated Aug 2025
John G Koscinski
Niceville, FL
(850) 729-3153
3943 Balsam Dr, Niceville, FL 32578, USA
1 phone Updated Jan 2026

Frequently Asked Questions

Common questions about people named John Koscinski

How many people named John Koscinski are there in the US?

There are approximately 22 people named John Koscinski in the United States, found across 9 states.

Where do most people named John Koscinski live?

The highest concentration of people named John Koscinski is in New York (27% of all John Koscinskis). The top city is Utica, NY.

What is the average age of someone named John Koscinski?

Based on public records, the average age of people named John Koscinski is 66 years old.

How can I find a specific person named John Koscinski?

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 Koscinski 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 Koscinskis