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John Roberts — 1940 US Census Record
Model Tree available1940 United States Federal Census · Monroe-County, Indiana
Our Model Tree links this John Roberts across the 1920, 1930 and 1940 US Censuses in Monroe-County, Indiana (XGBoost, ~Confirmed), with identified parents Walter & Ellyn — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Indiana |
| Surname | Roberts |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Bloomington City |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Price Electric |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 700 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Bookkeeper |
| Township / Ward | Bloomington City |
| Est. Birth Year | ~1919 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Walter Roberts | Head | — | 48 | ~1892 |
| George Roberts | Son | — | 16 | ~1924 |
| Harold Roberts | Son | — | 18 | ~1922 |
| John Roberts | Son | — | 21 | ~1919 |
| Ellyn Roberts | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Monroe, Indiana
Son, age
Monroe, Indiana · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
Son, age 10
Monroe, Indiana · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | John E |
| 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 21
Monroe-County, Indiana · implied b. ~1919 — 5 household members
| Surname | Roberts |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Bloomington City |
| 1935 Residence (County) | Monroe |
| Occupation | Bookkeeper |
| Industry | Price Electric |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 700 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 John Roberts across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Roberts (~0.92 confidence) and mother Ellyn Roberts (~0.92 confidence) and father Horace Robertson (~0.92 confidence) and mother Bessie Robertson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Roberts
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Ellyn Roberts
b. ~1895
Source mother
● Household
· direct · ~0.92
Father
Horace Robertson
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Bessie Robertson
b. ~1902
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Roberts
Son · 1940 · age 21 · b. ~1919 · Indiana
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Sibling
Harold Roberts
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Roberts
Sibling · 1940 · age 16
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-t0627-01079-00246)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leora Hood | 35 | Wife | — | Indiana |
| 42 | Fredrick Hood | 11 | Son | — | Indiana |
| 43 | Victor D. Hood | 5 | Son | — | Indiana |
| 44 | Virgil Robertson | 78 | Head | — | Indiana |
| 45 | Leon Robertson | 38 | Son | — | Indiana |
| 46 | Leon Robertson | 51 | Son | — | Indiana |
| 47 | Olive Fretwell | 43 | Daughter | — | Indiana |
| 48 | Basil Love | 41 | Head | — | Kentucky |
| 49 | Grace Love | 36 | Wife | — | Kentucky |
| 50 | Phillip J. Love | 17 | Son | — | Indiana |
| 51 | Linda J. Love | 3 | Daughter | — | Indiana |
| 52 | Walter Roberts | 48 | Head | Mechanic | Indiana |
| 53 | Ellyn M. Roberts | 45 | Wife | — | Indiana |
| 54 | John A. Roberts THIS PERSON | 21 | Son | Bookkeeper | Indiana |
| 55 | Harold L. Roberts | 18 | Son | — | Indiana |
| 56 | George E. Roberts | 16 | Son | Cut Butter | Indiana |
| 57 | Elsie Davis | 27 | Head | — | Kentucky |
| 58 | Mildred Davis | 28 | Wife | — | Indiana |
| 59 | Fred Davis | 11 | Son | — | Indiana |
| 60 | Jerry Davis | 2 | Son | — | Indiana |
| 61 | Danny Davis | 1 | Son | — | Indiana |
| 62 | Ernest Jones | 71 | Head | Fireman | Pennsylvania |
| 63 | Columbia A. Jones | 60 | Wife | — | Indiana |
| 64 | D. H. Duncan | 78 | Head | — | Indiana |
| 65 | Minnie E. Duncan | 66 | Wife | — | Indiana |
| 66 | Ernest Newby | 27 | Head | — | Indiana |
| 67 | Evelyn Newby | 20 | Wife | — | Indiana |
| 68 | Carol Newby | 1 | Daughter | — | Indiana |
| 69 | J. M. Pringle | 77 | Head | — | Indiana |
| 70 | Laura Pringle | 63 | Wife | — | Indiana |
| 71 | Carl Deischer | 20 | Head | Laborer | Illinois |
| 72 | Mabell Deischer | 17 | Wife | — | Indiana |
| 73 | Donna J. Deischer | 0 | Daughter | — | Indiana |
| 74 | Myrtle Sanders | 54 | Roomer | Maid | Indiana |
| 75 | Virgil H. Watkins | 47 | Head | Laborer | Missouri |
| 76 | Lena O. Watkins | 40 | Wife | — | Kentucky |
| 77 | Wanda Watkins | 21 | Daughter | Stenographer | Missouri |
| 78 | Robert E. Williams | 40 | Head | 220 | Indiana |
| 79 | Lillian Williams | 28 | Wife | — | Indiana |
| 80 | Elmer F. Williams | 21 | Son | — | Indiana |
Related Census Records
Pedigree Summary
John + 2 siblings
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)