RJ
Russell Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Knox-County, Illinois
Our Model Tree links this Russell Johnson across the 1920, 1930 and 1940 US Censuses in Knox-County, Illinois (XGBoost, ~Confirmed), with identified parents Elias & Charles — first a son (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Illinois |
| Surname | Johnson |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rio Township |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farm Laborer |
| Township / Ward | Rio Township |
| Est. Birth Year | ~1914 |
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 Russell | Age | Birth yr |
|---|---|---|---|---|
| Fred Johnson | Head | — | 55 | ~1885 |
| Dorrance Johnson | Son | — | 18 | ~1922 |
| Dale Johnson | Son | — | 24 | ~1916 |
| Wendell Johnson | Son | — | 10 | ~1930 |
| Russell Johnson | Son | — | 26 | ~1914 |
| Ethel Johnson | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Knox, Illinois
Son, age 6
Knox, Illinois · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Knox, Illinois
Son, age 17
Knox, Illinois · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Russell E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Knox-County, Illinois
Son, age 26
Knox-County, Illinois · implied b. ~1914 — 6 household members
| Surname | Johnson |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rio Township |
| 1935 Residence (County) | Knox |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 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 Russell Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Elias Johnson (~0.92 confidence) and father Charles Johnson (~0.92 confidence) and mother Blenda Johnson (~0.92 confidence) and father Fred Johnson (~0.92 confidence) and mother Ethel Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Elias Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Charles Johnson
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Blenda Johnson
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Fred Johnson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Ethel Johnson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Russell Johnson
Son · 1940 · age 26 · b. ~1914 · Illinois
★ You are viewing this record
Sibling
Wendell Johnson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorrance Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Johnson
Sibling · 1940 · age 24
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 — Knox-County, Illinois
Open full size
1940 US Federal Census — Knox-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00827-00294)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Loureene | 49 | Head | — | Illinois |
| 2 | Eva Loureene | 45 | Wife | — | Illinois |
| 3 | Ray Loureene | 23 | Son | Supervisor | Illinois |
| 4 | Fred E. Johnson | 55 | Head | Laborer | Illinois |
| 5 | Ethel Johnson | 47 | Wife | — | Illinois |
| 6 | Russell Johnson THIS PERSON | 26 | Son | Farm Laborer | Illinois |
| 7 | Dale Johnson | 24 | Son | Laborer | Illinois |
| 8 | Dorrance Johnson | 18 | Son | Printer'S Helper | Illinois |
| 9 | Wendell Johnson | 10 | Son | — | Illinois |
| 10 | Jonah Wright | 41 | Head | Miner | Illinois |
| 11 | Lela Wright | 36 | Wife | — | Illinois |
| 12 | Lyle Wright | 18 | Son | Miner | Illinois |
| 13 | Jackie Wright | 7 | Son | — | Illinois |
| 14 | Richard Edwards | 30 | Lodger | Miner | Illinois |
| 15 | Claus Anderson | 70 | Head | Operator | Sweden |
| 16 | William Scannell | 75 | Head | Machinist | Pennsylvania |
| 17 | Catherine Scannell | 67 | Wife | — | Illinois |
| 18 | Fred Scannell | 28 | Son | Senior Leader | Illinois |
| 19 | Harold Johnson | 27 | Head | Truck Driver | Illinois |
| 20 | Gwendolyn Johnson | 26 | Wife | — | Kentucky |
| 21 | Celia Mead | 76 | Head | — | Illinois |
| 22 | Edna Harriman | 61 | Sister | — | Illinois |
| 23 | Lee Green | 39 | Head | Miner | Kansas |
| 24 | Hannah Green | 37 | Wife | — | Kansas |
| 25 | Rachel Green | 14 | Daughter | — | Kansas |
| 26 | Bertie Green | 13 | Daughter | — | Kansas |
| 27 | George Green | 11 | Son | — | Washington |
| 28 | William Green | 9 | Son | — | Washington |
| 29 | Robert Green | 7 | Son | — | Washington |
| 30 | Grace Green | 3 | Daughter | — | Missouri |
| 31 | Thomas Green | 2 | Son | — | Illinois |
| 32 | Carrie Stotts | 69 | Head | — | Illinois |
| 33 | Russell Miller | 30 | Head | Laborer | Kentucky |
| 34 | Edna Miller | 27 | Wife | — | Illinois |
| 35 | Patricia Miller | 7 | Daughter | — | Illinois |
| 36 | Margy Miller | 5 | Daughter | — | Illinois |
| 37 | Doris Miller | 2 | Daughter | — | Illinois |
| 38 | Warren Melton | 71 | Head | — | Illinois |
| 39 | Hulda Melton | 68 | Wife | — | Illinois |
| 40 | Gilbert Harriman | 41 | Head | Carpenter | Illinois |
Pedigree Summary
Russell + 3 siblings
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)