RJ
Ralph Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Vermilion-County, Illinois
Our Model Tree links this Ralph Johnson across the 1920, 1930 and 1940 US Censuses in Vermilion-County, Illinois (XGBoost, ~Confirmed), with identified parents Ballard & George — first a son (b.~1920), then head of a 4-person household.
Age 20
b. ~1920
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vermilion-County, Illinois |
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Oakwood Township |
| 1935 Residence (County) | Vermilion |
| Additional Details | |
| Occupation | Caretaker |
| Industry | Cemetery Association |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 500 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Caretaker |
| Township / Ward | Oakwood Township |
| 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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| George Johnson | Head | — | 64 | ~1876 |
| Farel Bantz | Other | — | 51 | ~1889 |
| Ralph Johnson | Son | — | 20 | ~1920 |
| Oletha Johnson | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Vermilion, Illinois
Son, age
Vermilion, Illinois · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Vermilion, Illinois
Son, age 10
Vermilion, Illinois · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Vermilion-County, Illinois
Son, age 20
Vermilion-County, Illinois · implied b. ~1920 — 4 household members
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Oakwood Township |
| 1935 Residence (County) | Vermilion |
| Occupation | Caretaker |
| Industry | Cemetery Association |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 500 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Ralph Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ballard Johnson (~0.92 confidence) and father George Johnson (~0.92 confidence) and father George Johnson (~0.92 confidence) and mother Oletha Johnson (~0.92 confidence) and mother Oletha Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ballard Johnson
b. ~1876
Source father
● Household
· direct · ~0.92
Father
George Johnson
b. ~1876
Source father
● Household
· direct · ~0.92
Father
George Johnson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Oletha Johnson
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Oletha Johnson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Johnson
Son · 1940 · age 20 · b. ~1920 · Illinois
★ 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 — Vermilion-County, Illinois
Open full size
1940 US Federal Census — Vermilion-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00899-00632)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leavitt Jenkins | 50 | Head | Farmer | Illinois |
| 42 | Minnie Jenkins | 50 | Wife | — | Illinois |
| 43 | Sylvester Prichard | 53 | Head | Farm Labor | Indiana |
| 44 | Flava Prichard | 52 | Wife | — | Indiana |
| 45 | Deloss Cole | 44 | Head | Farmer | Illinois |
| 46 | Fanny Cole | 45 | Wife | — | Kentucky |
| 47 | Byron Cole | 20 | Son | Bookkeeper | Illinois |
| 48 | Bobbie Cole | 11 | Son | — | Illinois |
| 49 | Helen Cole | 9 | Daughter | — | Illinois |
| 50 | George Johnson | 64 | Head | Farmer | Illinois |
| 51 | Oletha Johnson | 61 | Wife | — | Illinois |
| 52 | Ralph Johnson THIS PERSON | 20 | Son | Caretaker | Illinois |
| 53 | Farel Bantz | 51 | Brother-in-law | Farm Labourer | Illinois |
| 54 | Albert (H) Shepard | 68 | Head | Farmer | Illinois |
| 55 | Evelyn Shepard | 64 | Wife | — | Illinois |
| 56 | Frank Herat | 33 | Hired man | Farm Labourer | Indiana |
| 57 | Rollie Bantz | 52 | Head | Farmer | Illinois |
| 58 | Ruth (O) Bantz | 46 | Wife | — | Illinois |
| 59 | Earl Bantz | 21 | Son | — | Illinois |
| 60 | David Bantz | 16 | Son | — | Illinois |
| 61 | Verne (O) Thomas | 40 | Head | Farmer | Illinois |
| 62 | Helen Thomas | 39 | Wife | — | Illinois |
| 63 | Sanna (H) Scott | 72 | Head | — | Illinois |
| 64 | Vera Scott | 38 | Daughter | — | Illinois |
| 65 | Eugene Knight | 38 | Head | Farmer | Illinois |
| 66 | Ruth (O) Knight | 24 | Wife | — | Illinois |
| 67 | Patricia Knight | 4 | Daughter | — | Illinois |
| 68 | Phyllis Knight | 2 | Daughter | — | Illinois |
| 69 | Wendall Newby | 23 | Hired man | Farm Labourer | North Dakota |
| 70 | Ethel Newby | 17 | Housekeeper | Housekeeper | Iowa |
| 71 | Henry Smith | 19 | Hired man | Farm Labourer | Iowa |
| 72 | Ralph Schoolcraft | 20 | Hired man | Farm Labourer | Illinois |
| 73 | Clarence Payne | 47 | Head | Farmer | Illinois |
| 74 | Hazel Payne | 44 | Wife | — | Illinois |
| 75 | Raymond Payne | 17 | Son | — | Illinois |
| 76 | Elmer Johnston | 50 | Head | Farmer | Illinois |
| 77 | Lillian Johnston | 47 | Wife | — | Illinois |
| 78 | Kenneth Johnston | 26 | Son | Farmer | Iowa |
| 79 | Robert Johnston | 25 | Son | Farmer | Iowa |
| 80 | Laurence Johnston | 19 | Son | Farmer | Illinois |
Pedigree Summary
Ralph
Gen 1 · 5 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)