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Robert Grant — 1940 US Census Record
Model Tree available1940 United States Federal Census · Summit-County, Ohio
Our Model Tree links this Robert Grant across the 1920, 1930 and 1940 US Censuses in Summit-County, Ohio (XGBoost, ~Confirmed), with identified parents Adelaide & Cat — first a son (b.~1902), then head of a 2-person household.
Age 38
b. ~1902
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Summit-County, Ohio |
| Surname | Grant |
| Given Name | Robert C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Lynchburg |
| Additional Details | |
| Hours Worked | 40 |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Akron |
| Est. Birth Year | ~1902 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Adelaide Grant | Head | — | 77 | ~1863 |
| Robert Grant | Son | — | 38 | ~1902 |
Census Appearances
1920
Summit, Ohio
Son, age 18
Summit, Ohio · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Robert C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Typist |
| Industry | Rubber Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Summit, Ohio
Son, age 28
Summit, Ohio · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Robert C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Sheetwork |
| Industry | Hess-Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Summit-County, Ohio
Son, age 38
Summit-County, Ohio · implied b. ~1902 — 2 household members
| Surname | Grant |
| Given Name | Robert C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Lynchburg |
| Hours Worked | 40 |
| Highest Grade | Hs 4 |
| 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 Robert Grant across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Adelaide Grant (~0.92 confidence) and mother Cat Grant (~0.92 confidence) and mother Charlotte Grant (~0.92 confidence) and father William Grant (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Adelaide Grant
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Cat Grant
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Charlotte Grant
b. ~1864
Source mother
● Household
· direct · ~0.92
Father
William Grant
b. ~1869
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Grant
Son · 1940 · age 38 · b. ~1902 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Summit-County, Ohio
Open full size
1940 US Federal Census — Summit-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03179-00188)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Adelaide Grant | 77 | Head | — | England |
| 42 | Robert C Grant THIS PERSON | 38 | Son | — | Ohio |
| 43 | Andrew Kocsis | 31 | Head | Laborer | Ohio |
| 44 | Joyetta Kocsis | 17 | Wife | Laborer | Ohio |
| 45 | Alan Kocsis | 1 | Son | — | Ohio |
| 46 | Henry Poling | 54 | Head | Laborer | Ohio |
| 47 | Grace Poling | 33 | Wife | — | Ohio |
| 48 | Harry Poling | 5 | Son | — | Ohio |
| 49 | Erwin Poling | 3 | Son | — | Ohio |
| 50 | Archie Buckingham | 31 | Head | Steel Burner | Kentucky |
| 51 | Mabel Buckingham | 39 | Wife | — | Illinois |
| 52 | William Buckingham | 8 | Son | — | Illinois |
| 53 | Murray Buckingham | 7 | Son | — | Illinois |
| 54 | Ruth Buckingham | 6 | Daughter | — | Illinois |
| 55 | Michael Buckingham | 3 | Son | — | Illinois |
| 56 | Alexander Ormandy | 65 | Head | — | Hungary |
| 57 | Stephen Butcher | 29 | Son in law | Shipping Clerk | Illinois |
| 58 | Emma Butcher | 34 | Daughter | — | Hungary |
| 59 | Stephen Jr Butcher | 15 | Grandson | — | Ohio |
| 60 | Edward Butcher | 13 | Grandson | — | Ohio |
| 61 | Millard Russell | 29 | Head | Bus Driver | Kentucky |
| 62 | Viola Russell | 30 | Wife | — | Illinois |
| 63 | Glenda Russell | 4 | Daughter | — | Ohio |
| 64 | Rita J Russell | 2 | Daughter | — | Ohio |
| 65 | George Miller | 56 | Head | Laborer | Jugoslavia |
| 66 | Joseph Noaker | 32 | Head | Laborer | Ohio |
| 67 | Wilma Noaker | 33 | Wife | — | Ohio |
| 68 | Bernard Noaker | 13 | Son | — | Ohio |
| 69 | Margret Noaker | 11 | Daughter | — | Ohio |
| 70 | Thomas Noaker | 9 | Son | — | Ohio |
| 71 | Ivan Ristick | 54 | Head | Machinist | Jugo-Slavia |
| 72 | Smilia Ristick | 52 | Wife | — | Jugo-Slavia |
| 73 | Catherine Ristick | 17 | Daughter | — | Ohio |
| 74 | Yova Sijacki | 46 | Head | Chain Operator | Jugo-Slavia |
| 75 | Marie Sijacki | 37 | Wife | Heeler | Jugo-Slavia |
| 76 | Yizdick Sijacki | 19 | Stepdaughter | Housework | Ohio |
| 77 | Richard L Bailey | 23 | Head | Checking Machine | Ohio |
| 78 | Loretta Mae Bailey | 22 | Wife | — | Ohio |
| 79 | Richard Lee Bailey | 3 | Son | — | Ohio |
| 80 | Harold Hartney | 31 | Head | Mix | Ohio |
Pedigree Summary
Robert
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)