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Ruth Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, Ohio
Our Model Tree links this Ruth Gray across the 1930 and 1940 US Censuses in Mercer-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, Ohio |
| Surname | Gray |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Celina village |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Celina 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Gray | Daughter | — | 15 | ~1925 |
| Clifford Gray | Head | — | 44 | ~1896 |
| Demona Gray | Spouse | — | 42 | ~1898 |
| Donald Gray | Son | — | 23 | ~1917 |
| Ronald Gray | Son | — | 3 | ~1937 |
| Richard Gray | Son | — | 8 | ~1932 |
| Harold Gray | Son | — | 18 | ~1922 |
| Joe Gray | Son | — | 11 | ~1929 |
Census Appearances
1930
Mercer, Ohio
Daughter, age 4
Mercer, Ohio · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mercer-County, Ohio
Daughter, age 15
Mercer-County, Ohio · implied b. ~1925 — 8 household members
| Surname | Gray |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Celina village |
| 1935 Residence (County) | Mercer |
| Highest Grade | Hs 1 |
| 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 Ruth Gray across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Gray
Daughter · 1940 · age 15 · b. ~1925 · Ohio
★ You are viewing this record
Sibling
Ronald Gray
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Gray
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Gray
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Gray
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Gray
Sibling · 1940 · age 23
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 — Mercer-County, Ohio
Open full size
1940 US Federal Census — Mercer-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03114-00443)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gerald Gray | 18 | Son | Parttime Labor | Ohio |
| 2 | Thomas Gray | 2 | Son | — | Ohio |
| 3 | Clifford Gray | 44 | Head | Assembler | Ohio |
| 4 | Demona Gray | 42 | Wife | — | Ohio |
| 5 | Donald Gray | 23 | Son | Assembler | Ohio |
| 6 | Harold J. Gray | 18 | Son | Helper | Ohio |
| 7 | Ruth Gray THIS PERSON | 15 | daughter | — | Ohio |
| 8 | Joe Gray | 11 | Son | — | Ohio |
| 9 | Richard Gray | 8 | Son | — | Ohio |
| 10 | Ronald Gray | 3 | Son | — | Ohio |
| 11 | Aloys Linton | 27 | Head | Laborer | Ohio |
| 12 | Helen Linton | 28 | wife | — | Ohio |
| 13 | Lois Linton | 9 | daughter | — | Ohio |
| 14 | Shirley Linton | 2 | daughter | — | Ohio |
| 15 | Benny Tangeman | 54 | Head | — | Ohio |
| 16 | Gabriella Tangeman | 63 | wife | — | Ohio |
| 17 | Lloyd D. Clark | 63 | Head | Decorator | Ohio |
| 18 | Bertha M. Clark | 50 | wife | — | Michigan |
| 19 | Jack C. Clark | 18 | Son | Decorator | Michigan |
| 20 | Robert F. Clark | 16 | Son | — | Michigan |
| 21 | Herbert L. Clark | 14 | Son | — | Michigan |
| 22 | Richard E. Clark | 12 | Son | — | Michigan |
| 23 | Joy Lu Clark | 6 | daughter | — | Ohio |
| 24 | Elizabeth Bauer | 65 | Head | — | Ohio |
| 25 | Clarence Bauer | 40 | Son | Finisher | Ohio |
| 26 | Victor Smith | 35 | Head | Shovel Operator | Ohio |
| 27 | Florence Smith | 34 | wife | — | Ohio |
| 28 | Stella Thomas | 71 | Head | — | Ohio |
| 29 | Hettie Lenox | 63 | sister | Ret Teacher | Ohio |
| 30 | Melinda Crate | 59 | Head | — | Ohio |
| 31 | Hazel Crate | 29 | daughter | Teacher | Ohio |
| 32 | Fred L. Eltin | 42 | Head | Wood Worker | Ohio |
| 33 | Frances Eltin | 40 | wife | Laundress | Ohio |
| 34 | Donald Eltin | 19 | Son | — | Ohio |
| 35 | Ruth Eltin | 16 | daughter | — | Ohio |
| 36 | Rex Eltin | 14 | Son | — | Ohio |
| 37 | Audry Eltin | 9 | daughter | — | Ohio |
| 38 | William Stingit | 54 | Head | Laborer | Ohio |
| 39 | Hill Alma Stingit | 56 | wife | Laundress | Ohio |
| 40 | William Stingit | 24 | Son | Laborer | 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)