RR
Robert Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Robert Robinson across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Robert & Ada — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Robinson |
| Given Name | Robert V. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Store Manager |
| Industry | Coop Retail Grocery |
| Class of Worker | PW |
| Hours Worked | 74 |
| Income (1939) | 1560 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Store Manager |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1913 |
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 |
|---|---|---|---|---|
| Carolyn Robinson | Daughter | — | 1 | ~1939 |
| Barbara Robinson | Daughter | — | 5 | ~1935 |
| Robert Robinson | Head | — | 27 | ~1913 |
| June Robinson | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Marion, Indiana
Son, age 7
Marion, Indiana · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Michigan |
| 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 17
Marion, Indiana · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Robert V. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 27
Marion-County, Indiana · implied b. ~1913 — 4 household members
| Surname | Robinson |
| Given Name | Robert V. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Store Manager |
| Industry | Coop Retail Grocery |
| Class of Worker | PW |
| Hours Worked | 74 |
| Income (1939) | 1560 |
| Highest Grade | Hs 4 |
| 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 Robert Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Robinson (~0.92 confidence) and mother Ada Robinson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Robinson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Ada Robinson
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Robinson
Head · 1940 · age 27 · b. ~1913 · Indiana
★ You are viewing this record
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-t0627-01076-00133)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Albert S. Craig | 17 | Son | Labour | Indiana |
| 42 | George N. Craig | 31 | Head | Labour | Indiana |
| 43 | Roselle Craig | 29 | Wife | — | Kentucky |
| 44 | Wilmer W. Smith | 42 | Head | Stationary Fireman | Indiana |
| 45 | Margaret Smith | 38 | Wife | — | Indiana |
| 46 | Leroy N. Masterson | 18 | Son | Labourer | Indiana |
| 47 | Emmett A. Jackson | 65 | Head | Interior Decorator | Indiana |
| 48 | Selma J. Jackson | 62 | Wife | — | Germany |
| 49 | Harold W. Jackson | 26 | Son | Barber | Indiana |
| 50 | Bertha E. Jackson | 25 | Wife | — | Indiana |
| 51 | Theodore R. Archer | 33 | Head | Rug Salesman | Indiana |
| 52 | Anna M. Archer | 31 | Wife | — | Indiana |
| 53 | Betty M. Archer | 14 | Daughter | — | Indiana |
| 54 | Theodore R. Jr. Archer | 12 | Son | — | Indiana |
| 55 | Mildred J. Archer | 9 | Daughter | — | Indiana |
| 56 | George H. Jackson | 38 | Head | Envelope Packer | Indiana |
| 57 | Henrietta M. Jackson | 39 | Wife | — | Indiana |
| 58 | George A. Jackson | 16 | Son | — | Indiana |
| 59 | Lloyd C. Jackson | 6 | Son | — | Indiana |
| 60 | Donald R. Jackson | 3 | Son | — | Indiana |
| 61 | Herman J. Landig | 55 | Head | Shipping Clerk | Indiana |
| 62 | Elsie M. Landig | 52 | Wife | — | Arkansas |
| 63 | Herbert A. Landig | 29 | Son | — | Indiana |
| 64 | Charles H. Orr | 38 | Head | Janitor | Illinois |
| 65 | Sarah H. Orr | 29 | Wife | Maid | Indiana |
| 66 | Charles E. Orr | 11 | Son | — | Indiana |
| 67 | Thomas L. Orr | 10 | Son | — | Indiana |
| 68 | Patricia L. Orr | 9 | Daughter | — | Indiana |
| 69 | Marshal J. Orr | 6 | Son | — | Indiana |
| 70 | Robert V. Jr. Robinson THIS PERSON | 27 | Head | Store Manager | Indiana |
| 71 | June E. Robinson | 25 | Wife | — | Indiana |
| 72 | Barbara J. Robinson | 5 | Daughter | — | Indiana |
| 73 | Carolyn J. Robinson | 1 | Daughter | — | Indiana |
| 74 | Owen V. Pett | 47 | Head | — | South Dakota |
| 75 | Lilly A. Pett | 51 | Wife | — | Tennessee |
| 76 | Vival R. Pett | 14 | Daughter | — | Indiana |
| 77 | Milton J. Rainier | 27 | Son-in-law | Molder | Tennessee |
| 78 | Letha Rainier | 23 | Daughter | Ironer | Tennessee |
| 79 | Chester Pool | 43 | Head | Salesman | Indiana |
| 80 | Cecile P. Pool | 40 | Wife | — | Indiana |
Pedigree Summary
Robert
Gen 1 · 2 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)