RH
Robert Hayes — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Robert Hayes across the 1910, 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Hayes |
| Given Name | Robert E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis city |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Salesman |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1820 |
| Highest Grade | C-2 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Salesman |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1898 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Hayes | Daughter | — | 19 | ~1921 |
| Barbara Hayes | Daughter | — | 14 | ~1926 |
| Robert Hayes | Head | — | 42 | ~1898 |
| Jesse Button | Other | — | 72 | ~1868 |
| Robert Hayes | Son | — | 10 | ~1930 |
| Virginia Hayes | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Marion, Indiana
Son, age 12
Marion, Indiana · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Marion, Indiana
Son, age 22
Marion, Indiana · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | Robert E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| 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
Head, age 32
Marion, Indiana · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | Robert E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 22 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Salesman |
| Industry | Newspaper |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 42 |
| Radio Set | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 42
Marion-County, Indiana · implied b. ~1898 — 6 household members
| Surname | Hayes |
| Given Name | Robert E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis city |
| 1935 Residence (County) | Marion |
| Occupation | Salesman |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1820 |
| Highest Grade | C-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 Hayes across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Hayes (~0.92 confidence) and father John Hayes (~0.92 confidence) and mother Grace Hayes (~0.92 confidence) and mother Grace Hayes (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Hayes
b. ~1868
Source father
● Household
· direct · ~0.92
Father
John Hayes
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Grace Hayes
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Grace Hayes
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Hayes
Head · 1940 · age 42 · b. ~1898 · 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-t0627-01131-00655)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret D Sewig | 45 | Wife | — | Ohio |
| 42 | James Sewig | 15 | Son | — | Indiana |
| 43 | Michael W Slattery | 50 | Head | School Teacher | Kansas |
| 44 | Opal E Slattery | 44 | Wife | — | Indiana |
| 45 | Julia Ann Slattery | 10 | Daughter | — | Indiana |
| 46 | Henry A Frutig | 35 | Head | Manager | Minnesota |
| 47 | Frances A Frutig | 33 | Wife | — | Massachusetts |
| 48 | Edward Frutig | 6 | Son | — | Indiana |
| 49 | Charles Frutig | 2 | Son | — | Indiana |
| 50 | Lee Chancellor | 53 | Head | Sales Manager | Missouri |
| 51 | Carrie Chancellor | 50 | Wife | — | Kentucky |
| 52 | Frank Unversaw | 35 | Head | Superintendent | Indiana |
| 53 | Mary Unversaw | 30 | Wife | — | Indiana |
| 54 | Frank Jr Unversaw | 7 | Son | — | Indiana |
| 55 | Allison Unversaw | 2 | Daughter | — | Indiana |
| 56 | Malcolm S Hunt | 46 | Head | Warehouse Attnd | Indiana |
| 57 | Virginia Hunt | 44 | Wife | Buyer | Illinois |
| 58 | Sarah J Hunt | 21 | Daughter | — | Illinois |
| 59 | Charles D Hunt | 16 | Son | — | Minnesota |
| 60 | Jeanette Scott | 66 | Mother-in-law | — | Illinois |
| 61 | George V Kirkhoff | 43 | Head | Steam Fitter | Indiana |
| 62 | Ruth Kirkhoff | 42 | Wife | — | Indiana |
| 63 | Paul Kirkhoff | 17 | Son | — | Indiana |
| 64 | Martha Kirkhoff | 16 | Daughter | — | Indiana |
| 65 | George Kirkhoff | 10 | Son | — | Indiana |
| 66 | James Williams | 82 | Father-in-law | — | Indiana |
| 67 | Charles Boener | 46 | Head | Fire Insurance Inspector | West Virginia |
| 68 | Grace Boener | 38 | Wife | — | West Virginia |
| 69 | Nancy Boener | 13 | Daughter | — | West Virginia |
| 70 | Margaret Dodds | 66 | Head | — | Ohio |
| 71 | Kate Johnson | 86 | Mother | — | Ohio |
| 72 | Robert E Hayes THIS PERSON | 42 | Head | Salesman | Indiana |
| 73 | Virginia G Hayes | 34 | Wife | — | Indiana |
| 74 | Elizabeth J Hayes | 19 | Daughter | — | Indiana |
| 75 | Barbara Hayes | 14 | Daughter | — | Indiana |
| 76 | Robert E Jr Hayes | 10 | Son | — | Indiana |
| 77 | Jesse Mae Button | 72 | Aunt | — | Indiana |
| 78 | Dudley D Runshe | 63 | Head | Printer | Indiana |
| 79 | Mary E Runshe | 49 | Wife | — | Indiana |
| 80 | Edward Prangen | 48 | Head | Trucking | Indiana |
Pedigree Summary
Robert
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)