RS
Robert Summers — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Robert Summers across the 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 7-person household.
Age 17
b. ~1923
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Summers |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati City |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1923 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Howard Summers | Son | — | 10 | ~1930 |
| Claude Summers | Son | — | 20 | ~1920 |
| Lloyd Summers | Son | — | 9 | ~1931 |
| Rosella Summers | Daughter | — | 15 | ~1925 |
| Minnie Summers | Head | — | 38 | ~1902 |
| Elvin Summers | Son | — | 13 | ~1927 |
| Robert Summers | Son | — | 17 | ~1923 |
Census Appearances
1930
Hamilton, Ohio
Son, age 7
Hamilton, Ohio · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sumner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Son, age 17
Hamilton-County, Ohio · implied b. ~1923 — 7 household members
| Surname | Summers |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati City |
| 1935 Residence (County) | Hamilton |
| 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 Robert Summers across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Summers
Son · 1940 · age 17 · b. ~1923 · Ohio
★ You are viewing this record
Sibling
Rosella Summers
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claude Summers
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elvin Summers
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Summers
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Summers
Sibling · 1940 · age 10
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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03187-00167)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leroy Wallace | 8 | Son | — | Ohio |
| 2 | Donald Broughton | 38 | Head | New Worker | Ohio |
| 3 | Leola Broughton | 34 | Wife | — | Ohio |
| 4 | Margaret Broughton | 13 | Daughter | — | Ohio |
| 5 | Herbert Broughton | 9 | Son | — | Ohio |
| 6 | Estell G. Montgomery | 49 | Head | Mechanic | Ohio |
| 7 | Ethel Montgomery | 50 | Wife | — | Ohio |
| 8 | Charles Montgomery | 21 | Son | Mechanic | Ohio |
| 9 | Harry Montgomery | 18 | Son | — | Ohio |
| 10 | Hazel Montgomery | 16 | Daughter | — | Ohio |
| 11 | Anita Montgomery | 12 | Daughter | — | Ohio |
| 12 | Hare Ends Montgomery | None | Block | — | — |
| 13 | Minnie B. Summers | 38 | Head | — | Ohio |
| 14 | Claude Summers | 20 | Son | Auto Mechanic | Ohio |
| 15 | Robert Summers THIS PERSON | 17 | Son | — | Ohio |
| 16 | Rosella Summers | 15 | Daughter | — | Ohio |
| 17 | Elvin Summers | 13 | Son | — | Ohio |
| 18 | Howard Summers | 10 | Son | — | Ohio |
| 19 | Lloyd Summers | 9 | Son | — | Ohio |
| 20 | Purdon Huls | 43 | Head | Mechanic | Ohio |
| 21 | Gertrude Huls | 32 | Wife | — | Kentucky |
| 22 | Dorothy Huls | 12 | Daughter | — | Ohio |
| 23 | Howard Huls | 9 | Son | — | Ohio |
| 24 | Henry Frey | 76 | Head | — | Germany |
| 25 | Magdalena Frey | 69 | Wife | — | Germany |
| 26 | Eli Pitts | 54 | Head | Laborer | Kentucky |
| 27 | Clara Pitts | 40 | Wife | — | Ohio |
| 28 | Edward Pitts | 19 | Son | New Worker | Ohio |
| 29 | Virginia Pitts | 18 | Daughter | New Worker | Ohio |
| 30 | Ruth Pitts | 9 | Daughter | — | Indiana |
| 31 | Lelia Schoeffer | 82 | Mother | — | Pennsylvania |
| 32 | Walter Poat | 30 | Head | Truck Driver | Ohio |
| 33 | Beulah Poat | 30 | Wife | — | Kentucky |
| 34 | Richard Poat | 8 | Son | — | Ohio |
| 35 | Carol Poat | 5 | Daughter | — | Ohio |
| 36 | Evelyn Poat | 3 | Daughter | — | Ohio |
| 37 | Thomas English | 64 | Head | Clerk | Ohio |
| 38 | Mamie English | 55 | Wife | Book Binder | Ohio |
| 39 | Eleanor English | 17 | Daughter | — | Ohio |
| 40 | Betty Jane English | 11 | Daughter | — | 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)