SR
Samuel Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Samuel Robinson across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Fred & Fred — first a son (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Robinson |
| Given Name | Samuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Highest Grade | C 3 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1916 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Samuel | Age | Birth yr |
|---|---|---|---|---|
| Fred Robinson | Head | — | 60 | ~1880 |
| Frederick Robinson | Son | — | 18 | ~1922 |
| Samuel Robinson | Son | — | 24 | ~1916 |
| Eva Robinson | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Marion, Indiana
Son, age 4
Marion, Indiana · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Samuel S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Son, age 14
Marion, Indiana · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Samuel S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Son, age 24
Marion-County, Indiana · implied b. ~1916 — 4 household members
| Surname | Robinson |
| Given Name | Samuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Highest Grade | C 3 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Samuel Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Robinson (~0.92 confidence) and father Fred Robinson (~0.92 confidence) and father Fred Robinson (~0.92 confidence) and mother Eva Robinson (~0.92 confidence) and mother Eva Robinson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Robinson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Fred Robinson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Fred Robinson
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Eva Robinson
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Eva Robinson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Samuel Robinson
Son · 1940 · age 24 · b. ~1916 · Indiana
★ You are viewing this record
Sibling
Frederick Robinson
Sibling · 1940 · age 18
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01130-00919)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louis Miller | 20 | Nephew | Salesman | Minnesota |
| 42 | Fred B. Robinson | 60 | Head | Liquidating | Indiana |
| 43 | Eva P. Robinson | 55 | Wife | — | Ohio |
| 44 | Samuel Robinson THIS PERSON | 24 | Son | — | Indiana |
| 45 | Frederick Robinson | 18 | Son | — | Indiana |
| 46 | Robert Reilly | 27 | Head | Salesman | Indiana |
| 47 | William Reilly | 58 | Brother | Salesman | Indiana |
| 48 | Katherine Reilly | 64 | Sister | — | Indiana |
| 49 | Mary Reilly | 61 | Sister | — | Indiana |
| 50 | Regina Reilly | 24 | Niece | Salesman | Indiana |
| 51 | Amy Lee Reilly | 23 | Niece | Salesman | Indiana |
| 52 | Lottie Gorton | 70 | Head | — | Indiana |
| 53 | Grace Hurley | 45 | Lodger | Teacher | Indiana |
| 54 | Lois Baker | 30 | Lodger | Assistant | Indiana |
| 55 | H. L. Dorman | 68 | Head | Owner | Kentucky |
| 56 | Francis Dorman | 53 | Wife | — | Kentucky |
| 57 | Cassius Combs | 60 | Head | Owner | Indiana |
| 58 | Mabel Combs | 52 | Wife | — | Indiana |
| 59 | Paul F. Mcdaniel | 52 | Head | Retail Merchant | Indiana |
| 60 | Hazel Mcdaniel | 37 | Wife | — | Texas |
| 61 | George Mcdaniel | 20 | Son | — | Indiana |
| 62 | Warren Mcdaniel | 18 | Son | Baker | Indiana |
| 63 | William Turner | 48 | Head | Chief Clerk | Indiana |
| 64 | Helen Turner | 42 | Wife | — | Indiana |
| 65 | Helen Camp Turner | 5 | Daughter | — | Indiana |
| 66 | Bessie Hutchinson | 73 | Mother-in-law | — | Indiana |
| 67 | Albert Shause | 47 | Head | Manager | Indiana |
| 68 | Edna Shause | 38 | Wife | — | Ohio |
| 69 | Florence Cramer | 20 | Lodger | Stenographer | Indiana |
| 70 | Christina Holderman | 24 | Lodger | Buyer | Indiana |
| 71 | Martha Costin | 76 | Head | — | Canada-English |
| 72 | Frank Kissell | 57 | Head | — | Indiana |
| 73 | Clementine Kissell | 38 | Daughter | File Clerk | Indiana |
| 74 | Ruth Kissell | 27 | Daughter | — | Indiana |
| 75 | Marion Kissell | 23 | Daughter | Secretary | Indiana |
| 76 | Vincent Burne | 52 | Head | Manager | Indiana |
| 77 | Beatrice Burne | 42 | Wife | — | Indiana |
| 78 | John Burne | 16 | Son | — | Indiana |
| 79 | John E. Callahan | 65 | Head | Manager | Indiana |
| 80 | Mary E. Callahan | 64 | Wife | — | Indiana |
Pedigree Summary
Samuel + 1 sibling
Gen 1 · 5 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)