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Robert Gray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Robert Gray across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Brankert & Virgil — first a son (b.~1920), then head of a 4-person household.
Age 20
b. ~1920
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Gray |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Center Twp. |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Attendant |
| Industry | Service Station |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Attendant |
| Township / Ward | Center Twp |
| Est. Birth Year | ~1920 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Lola Gray | Daughter | — | 17 | ~1923 |
| Brankert Gray | Head | — | 43 | ~1897 |
| Robert Gray | Son | — | 20 | ~1920 |
| Goldie Gray | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Marion, Indiana
Other, age
Marion, Indiana · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Robert |
| Relationship to Head | grandson |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| 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 11
Marion, Indiana · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Robert M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Marion-County, Indiana
Son, age 20
Marion-County, Indiana · implied b. ~1920 — 4 household members
| Surname | Gray |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Center Twp. |
| 1935 Residence (County) | Marion |
| Occupation | Attendant |
| Industry | Service Station |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 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 Robert Gray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Brankert Gray (~0.92 confidence) and father Virgil Gray (~0.92 confidence) and mother Goldie Gray (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Brankert Gray
b. ~1897
Source father
● Household
· direct · ~0.92
Father
Virgil Gray
b. ~1898
Source father
● Household
· direct · ~0.92
Mother
Goldie Gray
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Gray
Son · 1940 · age 20 · b. ~1920 · Indiana
★ You are viewing this record
Sibling
Lola Gray
Sibling · 1940 · age 17
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-t0627-01075-00227)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Crossroad | 15 | Daughter | — | Indiana |
| 2 | Alvin Grossman | 59 | Head | — | Indiana |
| 3 | Freda Grossman | 32 | Daughter | Nurse | Indiana |
| 4 | Mildred Grossman | 22 | Daughter | — | Indiana |
| 5 | Dewey Sanford | 41 | Head | Truck Driver | Indiana |
| 6 | Minnie Sanford | 36 | Wife | Cashier | Indiana |
| 7 | Arthur Polk | 81 | Lodger | — | Indiana |
| 8 | Arthur L. Skaggs | 24 | Head | Salesman | Indiana |
| 9 | Mildred Skaggs | 21 | Wife | — | Indiana |
| 10 | Marcia A. Skaggs | 2 | Daughter | — | Indiana |
| 11 | Doyt Geiger | 35 | Head | Carpenter | North Dakota |
| 12 | Frieda Geiger | 37 | Wife | — | Indiana |
| 13 | Ruth Geiger | 14 | Daughter | — | Indiana |
| 14 | Caroline Geiger | 13 | Daughter | — | Indiana |
| 15 | John H. Cole | 60 | Head | Finisher | Kentucky |
| 16 | Gertrude Cole | 51 | Wife | — | Kentucky |
| 17 | Virgil White | 24 | Son-in-law | Fitter | Indiana |
| 18 | Elizabeth White | 23 | Daughter | — | Kentucky |
| 19 | Michael Guy | 59 | Head | Custodian | Indiana |
| 20 | Matilda Guy | 53 | Wife | — | Indiana |
| 21 | Roy Cogill | 37 | Son-in-law | Proprietor | Indiana |
| 22 | Elizabeth Cogill | 32 | Daughter | — | Indiana |
| 23 | Ballard Houchins | 47 | Head | Proprietor | Indiana |
| 24 | Bertha Houchins | 45 | Wife | Cashier | Indiana |
| 25 | David Houchins | 16 | Son | — | Indiana |
| 26 | Joseph Dannon | 43 | Head | Maintenance | Indiana |
| 27 | Elizabeth Dannon | 43 | Wife | — | Indiana |
| 28 | Dorothy Dannon | 18 | Daughter | — | Indiana |
| 29 | Mary A. Dannon | 14 | Daughter | — | Indiana |
| 30 | Armilda Dannon | 13 | Daughter | — | Indiana |
| 31 | Henry L. Dannon | 10 | Son | — | Indiana |
| 32 | Lewis Knoll | 48 | Head | Superintendent | Indiana |
| 33 | May Knoll | 49 | Wife | — | Indiana |
| 34 | Joseph E. Mayer | 46 | Head | Sausage Maker | Indiana |
| 35 | Martha Mayer | 46 | Wife | — | Indiana |
| 36 | Paul Dupler | 50 | Brother-in-law | Salesman | Germany |
| 37 | Brankert Gray | 43 | Head | Electrician | Kentucky |
| 38 | Goldie Gray | 42 | Wife | — | Indiana |
| 39 | Robert Gray THIS PERSON | 20 | Son | Attendant | Indiana |
| 40 | Lola M. Gray | 17 | Daughter | — | Indiana |
Pedigree Summary
Robert + 1 sibling
Gen 1 · 3 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)