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William Koser

We found 17 people named William Koser across 7 states. View phone numbers, addresses, and public records. Use the state filter to narrow results.

People Named William Koser

William J Koser
Albany, CA
(510) 525-6982
1347 Washington Ave, Albany, CA 94706, USA
1 phone Updated Jan 2026
William L Koser
84 · Cherry Hill, NJ
(856) 305-8254
609 Old Orchard Rd, Cherry Hill, NJ 08003, USA
3 phones Updated Jan 2026
William D Koser
73 · Williamsport, PA
(570) 971-0458
47 Simpson Ln, Williamsport, PA 17702, USA
3 phones Updated Sep 2025
William K Koser
Somerdale, NJ
(856) 783-7937
607 Marlyn Ave, Somerdale, NJ 08083, USA
1 phone Updated Dec 2025
William Koser
89 · Barron, WI
(715) 637-5780
111 E Wisconsin Ave, Barron, WI 54812, USA
1 phone Updated Sep 2025
William Koser
Barberton, OH
93 8th St NW, Barberton, OH 44203, USA
Updated Dec 2025
William J Koser
Kewaskum, WI
(262) 626-1781
211 Bonnie Ln, Kewaskum, WI 53040, USA
2 phones Updated Sep 2025
William Koser
69 · Kewaskum, WI
(262) 626-1781
1139 Edgewood Rd, Kewaskum, WI 53040, USA
1 phone Updated Sep 2025
William Koser
78 · North Fort Myers, FL
(239) 995-2375
1062 Kindly Rd, North Fort Myers, FL 33903, USA
1 phone Updated Oct 2025
William G Koser
Fredericktown, OH
58 S Main St, Fredericktown, OH 43019, USA
Updated Aug 2025
William S Koser
Chambersburg, PA
(717) 263-2083
66 Glen St, Chambersburg, PA 17201, USA
1 phone Updated Sep 2025
William G Koser
Mansfield, OH
(419) 756-4253
150 Ridgewood Blvd, Mansfield, OH 44907, USA
1 phone Updated Oct 2025
William Koser
South Milwaukee, WI
(414) 764-5685
1791 Juniper Cir, South Milwaukee, WI 53172, USA
1 phone 1 address Updated Jan 2026
William A Koser
62 · Rapid City, SD
(605) 343-5887
5633 Finch Ct, Rapid City, SD 57702, USA
3 phones Updated Aug 2025
William Koser
Brick, NJ
(732) 840-6493
223 Sandra Pl, Brick, NJ 08724, USA
1 phone Updated Nov 2025
William J Koser
77 · Paso Robles, CA
(510) 837-8744
1 Pheasant, Paso Robles, CA 93446, USA
1 phone Updated Nov 2025
William Koser
Barron, WI
150 N 18th St, Barron, WI 54812, USA
Updated Sep 2025

Geographic Distribution

Where people named William Koser live in the US

Koser Across the US

AK: No data AL: No data AR: No data AZ: No data California: 2 people CO: No data CT: No data DC: No data DE: No data FL: No data 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 MA: No data MD: No data 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: 3 people NM: No data NV: No data NY: No data Ohio: 3 people OK: No data OR: No data Pennsylvania: 2 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 Wisconsin: 5 people WV: No data WY: No data
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Highest Concentration

Per 100,000 residents

Demographics

Based on a sample of 17 people named William Koser

About William Koser

William Koser is a very rare name in the United States, with 17 people sharing this name. That's approximately 1 in every 19,647,059 Americans. The highest concentration is in Wisconsin (29%), across 7 states total. The top city is Kewaskum, WI with 2 people. The average age is 76 years old (median 77).

Age Distribution

55-64
14%
65+
86%
Age range: 62 – 89 years

Birth Decade

When people named William Koser were born

14%
30s
43%
40s
29%
50s
14%
60s

Most Common First Names

For people with last name Koser

Show 10 more names

Narrow Your Search

Browse by State

Top Cities

Frequently Asked Questions

Common questions about people named William Koser

How many people named William Koser are there in the US?

There are approximately 17 people named William Koser in the United States, found across 7 states.

Where do most people named William Koser live?

The highest concentration of people named William Koser is in Wisconsin (29% of all William Kosers). The top city is Kewaskum, WI.

What is the average age of someone named William Koser?

Based on public records, the average age of people named William Koser is 76 years old.

How can I find a specific person named William Koser?

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 William Koser 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.

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