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William Davidson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cuyahoga-County, Ohio
Our Model Tree links this William Davidson across the 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 11-person household.
Age 12
b. ~1928
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cuyahoga-County, Ohio |
| Surname | Davidson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | City of Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | City Of Cleveland |
| Est. Birth Year | ~1928 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Patricia Davidson | Daughter | — | 5 | ~1935 |
| Eloise Davidson | Daughter | — | 20 | ~1920 |
| Margaret Davidson | Daughter | — | 14 | ~1926 |
| George Davidson | Head | — | 45 | ~1895 |
| Robert Davidson | Son | — | 9 | ~1931 |
| Thomas Davidson | Son | — | 16 | ~1924 |
| Joseph Davidson | Son | — | 7 | ~1933 |
| William Davidson | Son | — | 12 | ~1928 |
| Michael Davidson | Son | — | 2 | ~1938 |
| George Davidson | Son | — | 18 | ~1922 |
| Bessie Davidson | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Cuyahoga, Ohio
Son, age 2
Cuyahoga, Ohio · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davidson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Canada-English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Cuyahoga-County, Ohio
Son, age 12
Cuyahoga-County, Ohio · implied b. ~1928 — 11 household members
| Surname | Davidson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | City of Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Highest Grade | 5 |
| 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 Davidson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Davidson
Son · 1940 · age 12 · b. ~1928 · Ohio
★ You are viewing this record
Sibling
Thomas Davidson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Davidson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eloise Davidson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Davidson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Davidson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Davidson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Davidson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Davidson
Sibling · 1940 · age 5
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-t0627-03204-00221)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Zirwes | 30 | Daughter | Cashier | South Dakota |
| 2 | Robert Zirwes | 25 | Son | Maintainer Man | Ohio |
| 3 | Ruth Zirwes | 22 | Daughter | — | Ohio |
| 4 | Anna Herzog | 61 | Head | Milliner | Germany |
| 5 | Roland R. Schuler | 50 | Head | Tile Driver | Ohio |
| 6 | Cecelia Schuler | 47 | Wife | Hospital Maid | Ohio |
| 7 | Roland Jr. Schuler | 20 | Son | Laborer | Ohio |
| 8 | George Schuler | 18 | Son | Laborer | Ohio |
| 9 | Fred Schuler | 15 | Son | — | Ohio |
| 10 | Margaret Schuler | 13 | Daughter | — | Ohio |
| 11 | Edward Schuler | 8 | Son | — | Ohio |
| 12 | Frank C. Freedman | 65 | Head | — | Germany |
| 13 | Harry Freedman | 24 | Son | Sales Clerk | Ohio |
| 14 | Frederick Freedman | 19 | Son | Sales Clerk | Ohio |
| 15 | Hilbert Kelch | 27 | Head | Meat Cutter | Ohio |
| 16 | Zillah Kelch | 22 | Wife | — | Ohio |
| 17 | James Kelch | 1 | Son | — | Ohio |
| 18 | Julia Plancka | 57 | Head | — | Czecho-Slovakia |
| 19 | — | None | — | — | — |
| 20 | George Davidson | 45 | Head | Painter | Kentucky |
| 21 | Bessie Davidson | 41 | Wife | — | Georgia |
| 22 | Eloise Davidson | 20 | Daughter | Sales Clerk | Ohio |
| 23 | George Jr. Davidson | 18 | Son | Office Clerk | Ohio |
| 24 | Thomas Davidson | 16 | Son | — | Ohio |
| 25 | Margaret Davidson | 14 | Daughter | — | Ohio |
| 26 | William Davidson THIS PERSON | 12 | Son | — | Ohio |
| 27 | Robert Davidson | 9 | Son | — | Ohio |
| 28 | Joseph Davidson | 7 | Son | — | Ohio |
| 29 | Patricia Davidson | 5 | Daughter | — | Ohio |
| 30 | Michael Davidson | 2 | Son | — | Ohio |
| 31 | William Kolchoff | 54 | Head | Millwright | Germany |
| 32 | Ida Kolchoff | 42 | Wife | — | Ohio |
| 33 | Dorothy Kolchoff | 22 | Daughter | Pianist | Ohio |
| 34 | Robert Kolchoff | 17 | Son | — | Ohio |
| 35 | Louis A. Reinhart | 35 | Head | Furrier | Ohio |
| 36 | Frances Reinhart | 28 | Wife | — | Pennsylvania |
| 37 | Lois Reinhart | 9 | Daughter | — | Ohio |
| 38 | Janet Reinhart | 1 | Daughter | — | Ohio |
| 39 | Peyton O'Hara | 36 | Head | Shipping Clerk | Pennsylvania |
| 40 | Ann O'Hara | 30 | Wife | — | Pennsylvania |
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)