RJ
Ruth Johnston — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Trumbull-County, Ohio
Our Model Tree links this Ruth Johnston across the 1930 and 1940 US Censuses in Trumbull-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Trumbull-County, Ohio |
| Surname | Johnston |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Lordstown |
| Additional Details | |
| Highest Grade | H 1 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Lordstown |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ralph Johnston | Son | — | 5 | ~1935 |
| Frank Johnston | Son | — | 19 | ~1921 |
| Mary Johnston | Daughter | — | 4 | ~1936 |
| Robert Johnston | Head | — | 51 | ~1889 |
| Edith Johnston | Spouse | — | 36 | ~1904 |
| George Johnston | Son | — | 11 | ~1929 |
| Grace Johnston | Daughter | — | 22 | ~1918 |
| Ruth Johnston | Daughter | — | 14 | ~1926 |
| Elsie Johnston | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Mahoning, Ohio
Daughter, age 4
Mahoning, Ohio · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Trumbull-County, Ohio
Daughter, age 14
Trumbull-County, Ohio · implied b. ~1926 — 9 household members
| Surname | Johnston |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Lordstown |
| Highest Grade | H 1 |
| 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 Johnston across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Johnston
Daughter · 1940 · age 14 · b. ~1926 · Ohio
★ You are viewing this record
Sibling
Mary Johnston
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Johnston
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Johnston
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Johnston
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Johnston
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Johnston
Sibling · 1940 · age 11
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 — Trumbull-County, Ohio
Open full size
1940 US Federal Census — Trumbull-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03158-00385)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mildred Kennedy | 7 | Granddaughter | — | Ohio |
| 42 | Robert M. Kennedy | 6 | Grandson | — | Ohio |
| 43 | Dona B. Kennedy | 4 | Granddaughter | — | Ohio |
| 44 | Frank Cleveland | 21 | Lodger | Farming | Ohio |
| 45 | Charles E. Leonard | 63 | Head | 40 | Ohio |
| 46 | Ida M. Leonard | 59 | Wife | — | Ohio |
| 47 | Mary L. Leonard | 18 | Daughter | — | Ohio |
| 48 | Arva J. Thor | 36 | Head | 40 | Ohio |
| 49 | Anna M. Thor | 26 | Wife | — | Penn. |
| 50 | Thomas W. Thor | 48 | Head | 40 | Ohio |
| 51 | Alma M. Thor | 44 | Wife | — | Ohio |
| 52 | Yerman Rodigo | 39 | Lodger | 30 | Spain |
| 53 | Robert H. Johnston | 51 | Head | 40 | Ohio |
| 54 | Edith E. Johnston | 36 | Wife | — | Ohio |
| 55 | Grace E. Johnston | 22 | Daughter | 40 | Ohio |
| 56 | Frank E. Johnston | 19 | Son | — | Ohio |
| 57 | Ruth E. Johnston THIS PERSON | 14 | Daughter | — | Ohio |
| 58 | George E. Johnston | 11 | Son | — | Ohio |
| 59 | Ralph C. Johnston | 5 | Son | — | Ohio |
| 60 | Mary J. Johnston | 4 | Daughter | — | Ohio |
| 61 | Elsie Johnston | 2 | Daughter | — | Ohio |
| 62 | Michael M. Wlyrich | 32 | Head | 40 | Ohio |
| 63 | Jane S. Wlyrich | 28 | Wife | — | Ohio |
| 64 | George Pavis | 53 | Hired man | 40 | Penn. |
| 65 | Lewis Heck | 26 | Hired man | 40 | Ohio |
| 66 | Fredrick Stitle | 47 | Head | 40 | Ohio |
| 67 | Vina Stitle | 45 | Wife | — | Ohio |
| 68 | Melvin L. Stitle | 8 | Son | — | Ohio |
| 69 | Betty J. Stitle | 6 | Daughter | — | Ohio |
| 70 | Ruth L. Stitle | 5 | Daughter | — | Ohio |
| 71 | Frank R. Painter | 22 | Head | 40 | Ohio |
| 72 | Ester M. Painter | 22 | Wife | — | Ohio |
| 73 | Rose M. Painter | 3 | Daughter | — | Ohio |
| 74 | Grover C. Stitle | 55 | Head | 40 | Ohio |
| 75 | Clarence Ingram | 60 | Head | 32 | Kansas |
| 76 | Irene S. Ingram | 60 | Wife | — | Ohio |
| 77 | Alex Plesia | 17 | Lodger | Farming | Ohio |
| 78 | Mary H. Kennedy | 65 | Head | 24 | Penn. |
| 79 | Mary Kennedy | 64 | Wife | — | Wales |
| 80 | Lee E. Daugherty | 33 | Head | Winder | 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)