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 Fred & Arthur — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
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 | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Galesburg City |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Repair Man |
| Industry | Refrigeration |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 336 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Repair Man |
| Township / Ward | Galesburg City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Russell | Age | Birth yr |
|---|---|---|---|---|
| Virginia Johnson | Daughter | — | 15 | ~1925 |
| Eric Johnson | Head | — | 47 | ~1893 |
| Hilda Linguist | Other | — | 75 | ~1865 |
| Russell Johnson | Son | — | 22 | ~1918 |
| Lillie Johnson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Knox, Illinois
Son, age 1
Knox, Illinois · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Russell A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| 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 11
Knox, Illinois · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Knox-County, Illinois
Son, age 22
Knox-County, Illinois · implied b. ~1918 — 5 household members
| Surname | Johnson |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Galesburg City |
| 1935 Residence (County) | Knox |
| Occupation | Repair Man |
| Industry | Refrigeration |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 336 |
| Highest Grade | No 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 Russell Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Johnson (~0.92 confidence) and father Arthur Johnson (~0.92 confidence) and father Eric Johnson (~0.92 confidence) and mother Verna Johnson (~0.92 confidence) and mother Lillie Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Arthur Johnson
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Eric Johnson
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Verna Johnson
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Lillie Johnson
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Russell Johnson
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
Virginia Johnson
Sibling · 1940 · age 15
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-t0627-00826-00335)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Cooper | 8 | Granddaughter | — | Illinois |
| 2 | Jane Barbarick | 4 | Granddaughter | — | Illinois |
| 3 | (Accidentally Skipped A Line) | None | — | — | — |
| 4 | Wanda Lou Benty | 8 | Daughter | — | Missouri |
| 5 | Harvey D. Hancock | 71 | Head | — | Pennsylvania |
| 6 | Verna Mae Hancock | 35 | Daughter | School Nurse | Illinois |
| 7 | Adam C. Nelson | 71 | Head | Teamster | Illinois |
| 8 | Anna N. Nelson | 67 | Wife | — | Illinois |
| 9 | Eric G. Johnson | 47 | Head | Fireman | Sweden |
| 10 | Lillie Johnson | 42 | Wife | — | Illinois |
| 11 | Russell Johnson THIS PERSON | 22 | Son | Repair Man | Illinois |
| 12 | Virginia Johnson | 15 | Daughter | — | Illinois |
| 13 | Hilda Linguist | 75 | Mother-in-law | — | Sweden |
| 14 | Joe H. Knutson | 22 | Head | Laborer | Illinois |
| 15 | Lucille R. Knutson | 21 | Wife | — | Illinois |
| 16 | Mable M. Scott | 57 | Head | — | Illinois |
| 17 | Maxine P. Scott | 36 | Daughter | Supervisor | Illinois |
| 18 | Patricia B. Scott | 22 | Daughter | — | Florida |
| 19 | Erwin Lathrop | 39 | Lodger | Foreman | Illinois |
| 20 | Ralph V. Rogers | 54 | Head | Salesman | Illinois |
| 21 | Evah Rogers | 50 | Wife | — | Illinois |
| 22 | Eugene Rogers | 16 | Son | — | Illinois |
| 23 | Ethel Louise Rogers | 13 | Daughter | — | Illinois |
| 24 | Oscar T. Fredrickson | 67 | Head | Collector | Sweden |
| 25 | Emma C. Fredrickson | 67 | Wife | — | Illinois |
| 26 | Carl H. Fredrickson | 29 | Son | Singer | Illinois |
| 27 | Herman J. Gager | 50 | Head | Shipping Clerk | Russia |
| 28 | Fannie K. Gager | 49 | Wife | Bookkeeping | Russia |
| 29 | Harry O. Williams | 45 | Head | Signal Foreman | Illinois |
| 30 | Thora Williams | 38 | Wife | — | Illinois |
| 31 | Robert Williams | 13 | Son | — | Illinois |
| 32 | Axel V. Ralf | 55 | Head | Shoe Maker | Sweden |
| 33 | Ester O. Ralf | 50 | Wife | — | Sweden |
| 34 | Earl W. Ralf | 25 | Son | Chemist | Illinois |
| 35 | Karl A. Wagner | 42 | Head | Fire Inspector | Illinois |
| 36 | Adeline Wagner | 36 | Wife | — | Illinois |
| 37 | James Wagner | 10 | Son | — | Illinois |
| 38 | Janet Wagner | 8 | Daughter | — | Illinois |
| 39 | George Dyke | 63 | Head | Decorator Painter | Illinois |
| 40 | Rose M. Dyke | 58 | Wife | — | Illinois |
Pedigree Summary
Russell + 1 sibling
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)