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Robert Robertson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, Indiana
Our Model Tree links this Robert Robertson across the 1930 and 1940 US Censuses in Monroe-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 11-person household.
Age 19
b. ~1921
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Indiana |
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Hired hand |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 100 |
| Highest Grade | No 7 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Hired Hand |
| Township / Ward | Ellettsville Town |
| Est. Birth Year | ~1921 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary Robertson | Daughter | — | 8 | ~1932 |
| Neff Robertson | Head | — | 51 | ~1889 |
| Louise Robertson | Daughter | — | 10 | ~1930 |
| Delores Robertson | Daughter | — | 5 | ~1935 |
| Clarence Robertson | Son | — | 21 | ~1919 |
| Dixie Robertson | Spouse | — | 41 | ~1899 |
| Eloise Robertson | Daughter | — | 3 | ~1937 |
| Ralph Robertson | Son | — | 14 | ~1926 |
| Lloyd Robertson | Son | — | 16 | ~1924 |
| Robert Robertson | Son | — | 19 | ~1921 |
| Charles Robertson | Son | — | 1 | ~1939 |
Census Appearances
1930
Monroe, Indiana
Son, age 10
Monroe, Indiana · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Monroe-County, Indiana
Son, age 19
Monroe-County, Indiana · implied b. ~1921 — 11 household members
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Monroe |
| Occupation | Hired hand |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 100 |
| Highest Grade | No 7 |
| 1935 Residence | Indiana |
| 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 Robert Robertson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Robertson
Son · 1940 · age 19 · b. ~1921 · Indiana
★ You are viewing this record
Sibling
Delores Robertson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Robertson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Robertson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Robertson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Robertson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Robertson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Robertson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eloise Robertson
Sibling · 1940 · age 3
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 — Monroe-County, Indiana
Open full size
1940 US Federal Census — Monroe-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01079-00920)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Iva B. Skirvin | 68 | Head | — | Indiana |
| 42 | Herman Elliott | 31 | Head | Truckdriver | Illinois |
| 43 | Wanda Elliott | 23 | Wife | — | Indiana |
| 44 | Lillian May Elliott | 5 | Daughter | — | Indiana |
| 45 | Carolyn Joy Elliott | 4 | Daughter | — | Indiana |
| 46 | Delbert Gillaspy | 32 | Head | Truckdriver | Indiana |
| 47 | Ione B. Gillaspy | 28 | Wife | — | Indiana |
| 48 | Mary Ann Gillaspy | 11 | Daughter | — | Indiana |
| 49 | James W. Gillaspy | 9 | Son | — | Indiana |
| 50 | William D. Gillaspy | 6 | Son | — | Indiana |
| 51 | Donnie Joe Gillaspy | 5 | Son | — | Indiana |
| 52 | Martha P. Gillaspy | 4 | Daughter | — | Indiana |
| 53 | Emma J. Ryan | 70 | Head | — | Indiana |
| 54 | Harley Malicote | 64 | Head | Carpenter And Owner | Indiana |
| 55 | Ethel Malicote | 57 | Wife | Waitress | Indiana |
| 56 | Charles S. Jr. Kelly | 25 | Head | Laborer | Indiana |
| 57 | Carolyn B. Kelly | 25 | Wife | Bookkeeper | Indiana |
| 58 | Ethel Hendricks | 56 | Head | Seamstress | Indiana |
| 59 | Thomas Wall | 21 | Head | Laborer | Indiana |
| 60 | Mildred Wall | 27 | Wife | — | Indiana |
| 61 | Leon Wright | 26 | Head | Clerk | Indiana |
| 62 | Janet Wright | 20 | Wife | — | Indiana |
| 63 | Treva June Wright | 12 | Daughter | — | Indiana |
| 64 | Ted Williams | 25 | Head | Truckdriver | Indiana |
| 65 | Velma Williams | 23 | Wife | — | Indiana |
| 66 | Martha A. Williams | 3 | Daughter | — | Indiana |
| 67 | Claude E. Morgan | 59 | Head | Sawyer | Indiana |
| 68 | Nora Morgan | 58 | Wife | — | Indiana |
| 69 | Don Morgan | 33 | Son | Laborer | Indiana |
| 70 | Neff Robertson | 51 | Head | Laborer | Indiana |
| 71 | Dixie Robertson | 41 | Wife | — | Indiana |
| 72 | Clarence Robertson | 21 | Son | Laborer | Indiana |
| 73 | Robert Robertson THIS PERSON | 19 | Son | Hired Hand | Indiana |
| 74 | Lloyd Robertson | 16 | Son | — | Indiana |
| 75 | Ralph Robertson | 14 | Son | — | Indiana |
| 76 | Louise Robertson | 10 | Daughter | — | Indiana |
| 77 | Mary Robertson | 8 | Daughter | — | Indiana |
| 78 | Delores Robertson | 5 | Daughter | — | Indiana |
| 79 | Eloise Robertson | 3 | Daughter | — | Indiana |
| 80 | Charles Robertson | 1 | Son | — | Indiana |
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)