WD
William Dyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lucas-County, Ohio
Our Model Tree links this William Dyer across the 1930 and 1940 US Censuses in Lucas-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 | Lucas-County, Ohio |
| Surname | Dyer |
| Given Name | William Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo |
| 1935 Residence (County) | Lucas |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Springfield Twp |
| 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 |
|---|---|---|---|---|
| Marion Dyer | Daughter | — | 12 | ~1928 |
| William Dyer | Head | — | 42 | ~1898 |
| William Dyer | Son | — | 15 | ~1925 |
| Virginia Dyer | Daughter | — | 13 | ~1927 |
| Florence Dyer | Spouse | — | 33 | ~1907 |
| Arnold Dyer | Son | — | 3 | ~1937 |
Census Appearances
1930
Lucas, Ohio
Son, age 5
Lucas, Ohio · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dyer |
| Given Name | William Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Lucas-County, Ohio
Son, age 15
Lucas-County, Ohio · implied b. ~1925 — 6 household members
| Surname | Dyer |
| Given Name | William Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo |
| 1935 Residence (County) | Lucas |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Ohio |
| 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 Dyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dyer
Son · 1940 · age 15 · b. ~1925 · Ohio
★ You are viewing this record
Sibling
Marion Dyer
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arnold Dyer
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Dyer
Sibling · 1940 · age 13
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 — Lucas-County, Ohio
Open full size
1940 US Federal Census — Lucas-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03105-00748)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Worley | 20 | son | — | Tennessee |
| 2 | Frederick Worley | 17 | son | — | Tennessee |
| 3 | Oscar Knighton | 28 | head | Labor | West Virginia |
| 4 | Virginia Knighton | 24 | wife | — | West Virginia |
| 5 | Ira Knighton | 15 | son | — | West Virginia |
| 6 | John Knighton | 13 | son | — | West Virginia |
| 7 | John Knighton | 81 | father | — | Virginia |
| 8 | James Dow | 65 | head | — | Michigan |
| 9 | Emma Dow | 55 | wife | — | Ohio |
| 10 | Irving Caskey | 45 | head | Manager | Ohio |
| 11 | Blanche Caskey | 49 | wife | — | Ohio |
| 12 | William Dyer | 42 | head | Mechanic | Ohio |
| 13 | Florence R. Dyer | 33 | wife | — | Ohio |
| 14 | William Jr. Dyer THIS PERSON | 15 | son | — | Ohio |
| 15 | Virginia Dyer | 13 | daughter | — | Ohio |
| 16 | Marion Dyer | 12 | daughter | — | Ohio |
| 17 | Arnold Dyer | 3 | son | — | Ohio |
| 18 | Raymond Rink | 41 | head | Cab Driver | Ohio |
| 19 | Ima Rink | 31 | wife | Cashier | West Virginia |
| 20 | Cleo Johnson | 18 | nephew | — | West Virginia |
| 21 | William Brown | 39 | head | Machine Operator | Ohio |
| 22 | Clara Brown | 35 | wife | — | Michigan |
| 23 | Donald Brown | 14 | son | — | Ohio |
| 24 | Marvel Brown | 9 | daughter | — | Ohio |
| 25 | Shirley Brown | 6 | daughter | — | Ohio |
| 26 | Florence Wilczynski | 35 | head | — | Ohio |
| 27 | Aloysius Wilczynski | 16 | son | — | Ohio |
| 28 | Melvin Wilczynski | 15 | son | — | Ohio |
| 29 | Vincent Wilczynski | 13 | son | — | Ohio |
| 30 | Rita Wilczynski | 11 | daughter | — | Ohio |
| 31 | Geraldine Wilczynski | 9 | daughter | — | Ohio |
| 32 | Dorothy Wilczynski | 4 | daughter | — | Ohio |
| 33 | Augustus S. Flowers | 45 | head | — | Wisconsin |
| 34 | Ernest Flowers | 20 | son | Clerk | Missouri |
| 35 | Forest Flowers | 17 | son | New Worker | Ohio |
| 36 | George Tomski | 35 | head | Freight Handler | Ohio |
| 37 | Irma P. Tomski | 34 | wife | — | Ohio |
| 38 | Mary Kazmierczak | 57 | head | — | Poland |
| 39 | Eleanor Kazmierczak | 33 | daughter | Packing | Indiana |
| 40 | Walter Kazmierczak | 23 | son | Welder | New York |
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)