RH
Robert Henderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Putnam-County, Ohio
Our Model Tree links this Robert Henderson across the 1920, 1930 and 1940 US Censuses in Putnam-County, Ohio (XGBoost, ~Confirmed), with identified parents Lois & Russell — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Putnam-County, Ohio |
| Surname | Henderson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus Grove Village |
| 1935 Residence (County) | Putnam |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Columbus Grove Village |
| Est. Birth Year | ~1918 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Lois Henderson | Head | — | 52 | ~1888 |
| Robert Henderson | Son | — | 22 | ~1918 |
| Wayne Henderson | Son | — | 21 | ~1919 |
Census Appearances
1920
Putnam, Ohio
Son, age 3
Putnam, Ohio · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Robert H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Putnam, Ohio
Son, age 13
Putnam, Ohio · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Putnam-County, Ohio
Son, age 22
Putnam-County, Ohio · implied b. ~1918 — 3 household members
| Surname | Henderson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus Grove Village |
| 1935 Residence (County) | Putnam |
| Industry | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Henderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lois Henderson (~0.92 confidence) and father Russell Henderson (~0.92 confidence) and father Russell Henderson (~0.92 confidence) and mother Lena Henderson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lois Henderson
b. ~1888
Source mother
● Household
· direct · ~0.92
Father
Russell Henderson
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Russell Henderson
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Lena Henderson
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Henderson
Son · 1940 · age 22 · b. ~1918 · Ohio
★ You are viewing this record
Sibling
Wayne Henderson
Sibling · 1940 · age 21
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 — Putnam-County, Ohio
Open full size
1940 US Federal Census — Putnam-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03133-00450)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maria Billingsly | 10 | Daughter | — | Ohio |
| 2 | Mary Billingsly | 10 | Daughter | — | Ohio |
| 3 | Dennis Billingsly | 8 | Son | — | Ohio |
| 4 | Donald Billingsly | 3 | Son | — | Ohio |
| 5 | Katherine E. Griffis | 47 | Head | — | Ohio |
| 6 | Raymond Hutton | 35 | Head | Operator | Ohio |
| 7 | Gladys Hutton | 30 | Wife | — | Ohio |
| 8 | Gladys Hutton | 7 | Daughter | — | Illinois |
| 9 | Fred Hutton | 3 | Son | — | Ohio |
| 10 | William R. Cuper | 33 | Head | Laborer | Ohio |
| 11 | Edna Cuper | 33 | Wife | — | Ohio |
| 12 | Edna Marie Cuper | 11 | Daughter | — | Ohio |
| 13 | Lloyd Cuper | 1 | Son | — | Ohio |
| 14 | Lois Henderson | 52 | Head | — | Ohio |
| 15 | Robert Henderson THIS PERSON | 22 | Son | — | Ohio |
| 16 | Wayne Henderson | 21 | Son | — | Ohio |
| 17 | Roscoe X. Porterfield | 41 | Head | Signal Maint. | Indiana |
| 18 | Crystal Porterfield | 34 | Wife | — | Indiana |
| 19 | Marilyn Porterfield | 12 | Daughter | — | Ohio |
| 20 | Noreen Porterfield | 10 | Daughter | — | Ohio |
| 21 | Grace Miller | 51 | Head | Operator | Ohio |
| 22 | Bertha Miller | 63 | Sister | — | Ohio |
| 23 | Elizabeth Billingsley | 78 | Head | — | Ohio |
| 24 | Clarence Billingsley | 58 | Son | — | Ohio |
| 25 | Noah Bradley | 51 | Head | Minister | Kentucky |
| 26 | Irene Bradley | 41 | Wife | — | Kentucky |
| 27 | Noah Jr. Bradley | 18 | Son | — | Kentucky |
| 28 | Celia Mcnamara | 55 | Head | Mechanic | Ohio |
| 29 | Clare Mcnamara | 22 | Wife | — | Ohio |
| 30 | Ivan Fisher | 64 | Head | Operator | Ohio |
| 31 | Daisy Fisher | 58 | Wife | — | Ohio |
| 32 | Ruth Best | 22 | Daughter | Operator | Ohio |
| 33 | Katherine Dart | 57 | Head | — | Ohio |
| 34 | Ernest Dart | 39 | Son | Clerk | Oregon |
| 35 | Thomas Dart | 37 | Son | — | Oregon |
| 36 | Matilda Light | 86 | Head | — | Ohio |
| 37 | Violet Tucker | 16 | Maid | Maid | Ohio |
| 38 | Frank Oard | 52 | Head | Blacksmith | Ohio |
| 39 | Robert Oard | 15 | Son | — | Ohio |
| 40 | Albert Oard | 14 | Son | — | Ohio |
Pedigree Summary
Robert + 1 sibling
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)