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Lois Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, Ohio
Our Model Tree links this Lois Davis across the 1930 and 1940 US Censuses in Union-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 11-person household.
Age 12
b. ~1928
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, Ohio |
| Surname | Davis |
| Given Name | Lois Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Liberty |
| 1935 Residence (County) | Union |
| Additional Details | |
| Industry | S |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Liberty |
| 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 Lois | Age | Birth yr |
|---|---|---|---|---|
| Ruth Davis | Spouse | — | 39 | ~1901 |
| John Davis | Son | — | 10 | ~1930 |
| J Davis | Son | — | 14 | ~1926 |
| Carl Davis | Head | — | 51 | ~1889 |
| Janet Davis | Daughter | — | 7 | ~1933 |
| Ruby Davis | Daughter | — | 18 | ~1922 |
| Lois Davis | Daughter | — | 12 | ~1928 |
| Tom Davis | Son | — | 5 | ~1935 |
| Carl Davis | Son | — | 16 | ~1924 |
| Nathaniel Davis | Son | — | 19 | ~1921 |
| Ward Davis | Son | — | 1 | ~1939 |
Census Appearances
1930
Montgomery, Ohio
Daughter, age 3
Montgomery, Ohio · implied b. ~1927 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Louise |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Union-County, Ohio
Daughter, age 12
Union-County, Ohio · implied b. ~1928 — 11 household members
| Surname | Davis |
| Given Name | Lois Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Liberty |
| 1935 Residence (County) | Union |
| Industry | S |
| Highest Grade | No 6 |
| 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 Lois Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Davis
Daughter · 1940 · age 12 · b. ~1928 · Ohio
★ You are viewing this record
Sibling
John Davis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ward Davis
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tom Davis
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Davis
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby Davis
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Davis
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nathaniel Davis
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Davis
Sibling · 1940 · age 16
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 — Union-County, Ohio
Open full size
1940 US Federal Census — Union-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03162-00252)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie E. Marks | 55 | Wife | — | Ohio |
| 2 | Elizabeth Marks | 19 | Daughter | — | Ohio |
| 3 | William G. Marks | 18 | Son | — | Ohio |
| 4 | Mary J. Marks | 17 | Daughter | — | Ohio |
| 5 | Reitta A. Marks | 15 | Daughter | — | Ohio |
| 6 | Melvin D. Harris | 65 | Head | Farmer | Ohio |
| 7 | Sara R. Harris | 63 | Wife | — | Ohio |
| 8 | Frank O. Hill | 71 | Head | Farmer | Ohio |
| 9 | Abbie Hill | 73 | Wife | — | Ohio |
| 10 | Fred C. Brehm | 39 | Head | Farmer | Ohio |
| 11 | Iona Brehm | 38 | Wife | — | Ohio |
| 12 | Fred Brehm | 10 | Son | — | Ohio |
| 13 | Robert Brehm | 3 | Son | — | Ohio |
| 14 | Hester M. Heiling | 40 | Boarder | Auctioneer | Ohio |
| 15 | David Muraton | 17 | Hired man | Farm | Ohio |
| 16 | Millard Bovvanmith | Bovvanwith | 32 | Head | Farmer | Ohio |
| 17 | Millie Bovvanmith | Bovvanwith | 22 | Wife | — | Ohio |
| 18 | Jean Wilson | 16 | Sister in law | — | Ohio |
| 19 | Robert S. Simmon | 22 | Head | Student | Ohio |
| 20 | Rosabelle Simmon | 24 | Wife | — | Ohio |
| 21 | Sandra B. Simmon | 2 | Daughter | — | Ohio |
| 22 | Carl J. Davis | 51 | Head | Salesman | Ohio |
| 23 | Ruth Davis | 39 | Wife | — | Ohio |
| 24 | Nathaniel Davis | 19 | Son | Laborer | Ohio |
| 25 | Ruby Davis | 18 | Daughter | Sales Lady | Ohio |
| 26 | Carl Davis | 16 | Son | — | Ohio |
| 27 | J. Harold Davis | 14 | Son | — | Ohio |
| 28 | Lois Jean Davis THIS PERSON | 12 | Daughter | — | Ohio |
| 29 | John Davis | 10 | Son | — | Ohio |
| 30 | Janet Davis | 7 | Daughter | — | Ohio |
| 31 | Tom Davis | 5 | Son | — | Ohio |
| 32 | Ward Davis | 1 | Son | — | Ohio |
| 33 | Nora Orhood | 61 | Head | — | Ohio |
| 34 | Vernon L. Kilner | 23 | Boarder | Teaching | Ohio |
| 35 | Mary V. Gardner | 78 | Head | — | Ohio |
| 36 | Martha Lockwood | 70 | Head | — | Indiana |
| 37 | Ted Cribb | 16 | Grandson | — | Ohio |
| 38 | Ward A. Cribb | 13 | Grandson | — | Ohio |
| 39 | W. P. O'Brien | 65 | Head | Farmer | Ohio |
| 40 | Mary C. O'Brien | 74 | Sister | — | 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)