RH
Robert Hayes — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Indiana
Our Model Tree links this Robert Hayes across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Indiana (XGBoost, ~Confirmed), with identified parents John & Louisa — first a son (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Indiana |
| Surname | Hayes |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Wayne Township |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Farm Operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farm Operator |
| Township / Ward | Wayne Township |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| John Hayes | Head | — | 79 | ~1861 |
| Bernice Hayes | Other | — | 21 | ~1919 |
| Joyce Hayes | Other | — | 1 | ~1939 |
| Robert Hayes | Son | — | 27 | ~1913 |
| Lola Hayes | Spouse | — | 65 | ~1875 |
Census Appearances
1920
Montgomery, Indiana
Son, age 9
Montgomery, Indiana · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Montgomery, Indiana
Son, age 18
Montgomery, Indiana · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | Robert D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| 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
Montgomery-County, Indiana
Son, age 27
Montgomery-County, Indiana · implied b. ~1913 — 5 household members
| Surname | Hayes |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Wayne Township |
| 1935 Residence (County) | Montgomery |
| Occupation | Farm Operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Hayes across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Hayes (~0.92 confidence) and mother Louisa Hayes (~0.92 confidence) and mother Lola Hayes (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Hayes
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Louisa Hayes
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Lola Hayes
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Hayes
Son · 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 — Montgomery-County, Indiana
Open full size
1940 US Federal Census — Montgomery-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01080-00817)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George R Bolen | 67 | Head | Farm Owner | Indiana |
| 2 | Mary D Bolen | 62 | Wife | — | Indiana |
| 3 | Raymond Shute | 41 | Head | Farm Owner | Indiana |
| 4 | Edna Shute | 39 | Wife | — | Indiana |
| 5 | Edward Shute | 13 | Son | — | Indiana |
| 6 | Robert Shute | 5 | Son | — | Indiana |
| 7 | Ida Hayes | 74 | Head | — | Indiana |
| 8 | John Q Hayes | 79 | Head | — | Indiana |
| 9 | Lola Hayes | 65 | Wife | — | Indiana |
| 10 | Robert Hayes THIS PERSON | 27 | Son | Farm Operator | Indiana |
| 11 | Bernice Hayes | 21 | Daughter-in-law | — | Indiana |
| 12 | Joyce A Hayes | 1 | Granddaughter | — | Indiana |
| 13 | John Cedars | 43 | Head | Farm Operator | Indiana |
| 14 | Elsie Cedars | 38 | Wife | — | Kansas |
| 15 | Margaret Cedars | 17 | Daughter | Teacher | Indiana |
| 16 | Harley Cedars | 15 | Son | — | Indiana |
| 17 | Betty Cedars | 12 | Daughter | — | Indiana |
| 18 | Nellie Cedars | 11 | Daughter | — | Indiana |
| 19 | Mother Edna | None | F | — | — |
| 20 | Charles Rafferty | 40 | Head | — | Indiana |
| 21 | Esther A Rafferty | 41 | Wife | — | Indiana |
| 22 | Doris Rafferty | 16 | Daughter | — | Indiana |
| 23 | Joan Rafferty | 7 | Daughter | — | Indiana |
| 24 | John Rafferty | 2 | Son | — | Indiana |
| 25 | Dorman Smith | 28 | Head | Farm Laborer | Indiana |
| 26 | Hildred A Smith | 28 | Wife | — | Indiana |
| 27 | Harry L Smith | 1 | Son | — | Indiana |
| 28 | Elmer Haney | 56 | Head | Farm Owner | Indiana |
| 29 | Ruth Haney | 56 | Wife | — | Indiana |
| 30 | Oscar A Adams | 56 | Head | Farm Owner | Illinois |
| 31 | Jessie Adams | 56 | Wife | — | Indiana |
| 32 | F. M. Holman | 69 | Head | Farm Owner | Indiana |
| 33 | Pearle Holman | 67 | Wife | — | Indiana |
| 34 | J. J. Cope | 69 | Head | Farm Owner | Kentucky |
| 35 | Nora Cope | 56 | Wife | — | Indiana |
| 36 | John B Kline | 50 | Head | Farm Owner | Indiana |
| 37 | Mary Kline | 47 | Wife | — | Indiana |
| 38 | Edna Kline | 16 | Daughter | — | Indiana |
| 39 | Russell Kline | 10 | Son | — | Indiana |
| 40 | Lester Smith | 19 | Boarder | Beekeeper | Indiana |
Pedigree Summary
Robert
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)