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William Irwin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cuyahoga-County, Ohio
Our Model Tree links this William Irwin across the 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 6-person household.
Age 15
b. ~1925
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cuyahoga-County, Ohio |
| Surname | Irwin |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Fairview Village |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Fairview Village |
| Est. Birth Year | ~1925 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| J Irwin | Head | — | 50 | ~1890 |
| Elizabeth Irwin | Daughter | — | 12 | ~1928 |
| John Irwin | Son | — | 9 | ~1931 |
| Josephine Irwin | Spouse | — | 50 | ~1890 |
| Ruth Schaefer | Other | — | 19 | ~1921 |
| William Irwin | Son | — | 15 | ~1925 |
Census Appearances
1930
Cuyahoga, Ohio
Son, age 5
Cuyahoga, Ohio · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Irwin |
| Given Name | William P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Texas |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Cuyahoga-County, Ohio
Son, age 15
Cuyahoga-County, Ohio · implied b. ~1925 — 6 household members
| Surname | Irwin |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Fairview Village |
| 1935 Residence (County) | Cuyahoga |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links William Irwin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Irwin
Son · 1940 · age 15 · b. ~1925 · Ohio
★ You are viewing this record
Sibling
John Irwin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Irwin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cuyahoga-County, Ohio
Open full size
1940 US Federal Census — Cuyahoga-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03052-00583)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen Duck | 29 | Maid | Housework | Ohio |
| 2 | Paul Thorn | 48 | Head | Salesman | Ohio |
| 3 | Helen Thorn | 42 | Wife | — | Ohio |
| 4 | Lois Thorn | 9 | Daughter | — | Ohio |
| 5 | Arleen Thorn | 5 | Daughter | — | Ohio |
| 6 | Carl Arnold | 74 | Father-in-law | — | Germany |
| 7 | J. Preston Irwin | 50 | Head | Mechanic | Texas |
| 8 | Josephine Irwin | 50 | Wife | — | Ohio |
| 9 | William Irwin THIS PERSON | 15 | Son | — | Ohio |
| 10 | Elizabeth Irwin | 12 | Daughter | — | Ohio |
| 11 | John Irwin | 9 | Son | — | Ohio |
| 12 | Ruth Schaefer | 19 | Maid | Maid | Ohio |
| 13 | Albert Fraunfelder | 57 | Head | Manager | Ohio |
| 14 | Hetty Fraunfelder | 53 | Wife | — | Michigan |
| 15 | Rosamond Fraunfelder | 17 | Daughter | — | Ohio |
| 16 | George Heise | 57 | Head | Research Chemist | Wisconsin |
| 17 | Margaret Heise | 48 | Wife | — | Wisconsin |
| 18 | Margaret Heise | 23 | Daughter | — | Manila, P.I. |
| 19 | Alice (A.) Heise | 22 | Daughter | — | Illinois |
| 20 | George Heise | 15 | Son | — | New York |
| 21 | Stephen Clark | 57 | Head | Sales Manager | Pennsylvania |
| 22 | Rose A. Clark | 48 | Wife | — | Pennsylvania |
| 23 | Richard Barkhurst | 26 | Son-in-law | Collector | Ohio |
| 24 | Marjorie Barkhurst | 23 | Daughter | — | Ohio |
| 25 | Barbara Barkhurst | 5 | Granddaughter | — | Ohio |
| 26 | Albert Lang | 37 | Head | Dentist | Ohio |
| 27 | Julia Lang | 34 | Wife | Dentist | Ohio |
| 28 | Edward Bartter | 60 | Head | Manager | Ohio |
| 29 | Massie Bartter | 57 | Wife | — | Ohio |
| 30 | Mary Ryan | 30 | Cousin | Librarian | Washington |
| 31 | Robert Loder | 40 | Head | Salesman | Ohio |
| 32 | Doris Loder | 33 | Wife | — | Ohio |
| 33 | Otto Schramm | 49 | Head | Superintendent | Ohio |
| 34 | Anna Schramm | 77 | Mother | — | Wisconsin |
| 35 | Erna Schramm | 53 | Sister | Teacher | Ohio |
| 36 | Edna Schramm | 42 | Sister | Teacher | Ohio |
| 37 | Jacob Theobald | 61 | Head | Owner | Ohio |
| 38 | Mabel Theobald | 57 | Wife | — | New York |
| 39 | Ross Bearden | 40 | Head | Owner | Tennessee |
| 40 | Margaret Bearden | 34 | Wife | Buyer | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)