SJ
Sidney Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lyon-County, Kansas
Our Model Tree links this Sidney Johnson across the 1920, 1930 and 1940 US Censuses in Lyon-County, Kansas (XGBoost, ~Confirmed), with identified parents Orville & Oswall — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lyon-County, Kansas |
| Surname | Johnson |
| Given Name | Sidney |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Emporia City |
| 1935 Residence (County) | Lyon |
| Additional Details | |
| Occupation | Truck driver |
| Industry | Wholesale Pepsi Cola |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 96 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Truck Driver |
| Township / Ward | Emporia City |
| Est. Birth Year | ~1919 |
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 Sidney | Age | Birth yr |
|---|---|---|---|---|
| Inez Johnson | Spouse | — | 42 | ~1898 |
| Orville Johnson | Head | — | 42 | ~1898 |
| Sidney Johnson | Son | — | 21 | ~1919 |
Census Appearances
1920
Lyon, Kansas
Son, age 1
Lyon, Kansas · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sidney E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Nebraska |
| Occupation | none |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Lyon, Kansas
Son, age 11
Lyon, Kansas · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sidney |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Nebraska |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Lyon-County, Kansas
Son, age 21
Lyon-County, Kansas · implied b. ~1919 — 3 household members
| Surname | Johnson |
| Given Name | Sidney |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Emporia City |
| 1935 Residence (County) | Lyon |
| Occupation | Truck driver |
| Industry | Wholesale Pepsi Cola |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 96 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Sidney Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Orville Johnson (~0.92 confidence) and father Oswall Johnson (~0.92 confidence) and father James Johnson (~0.83 confidence) and mother Rosie Johnson (~0.83 confidence) and mother Inez Johnson (~0.92 confidence) and mother Inez Johnson (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.89
Father
Orville Johnson
b. ~1898
Source father
● Household
· direct · ~0.92
Father
Oswall Johnson
b. ~1898
Source father
● Household
· direct · ~0.92
Father
James Johnson
b. ~1854
Source father>father
● Household
· direct · ~0.83
Mother
Rosie Johnson
b. ~1873
Source father>mother
● Household
· direct · ~0.83
Mother
Inez Johnson
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Inez Johnson
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Sidney Johnson
Son · 1940 · age 21 · b. ~1919 · Kansas
★ 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 — Lyon-County, Kansas
Open full size
1940 US Federal Census — Lyon-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01242-00361)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | H. C. Daney | 15 | Son | — | Kansas |
| 2 | Ben Proctor | 71 | Head | — | Kansas |
| 3 | J. S. Browning | 83 | Head | — | Iowa |
| 4 | Laura Browning | 63 | Wife | — | Indiana |
| 5 | Ray R. Workman | 50 | Head | Groundman | Kansas |
| 6 | Wilma Workman | 40 | Wife | — | Kansas |
| 7 | James Workman | 15 | Son | — | Kansas |
| 8 | Winifred Workman | 12 | Daughter | — | Kansas |
| 9 | Allen Thomas | 32 | Head | Truck Driver | Kansas |
| 10 | Virginia Thomas | 27 | Wife | — | Kansas |
| 11 | Harland Thomas | 10 | Son | — | Kansas |
| 12 | Jimmie Thomas | 8 | Son | — | Kansas |
| 13 | Walter Thomas | 6 | Son | — | Kansas |
| 14 | G. F. Miller | 44 | Head | Salesman | Illinois |
| 15 | Corrine Miller | 41 | Wife | — | Nebraska |
| 16 | Donald Miller | 16 | Son | Type Setter | Kansas |
| 17 | Kenneth Miller | 11 | Son | — | Kansas |
| 18 | Mary Janney | 80 | Mother-in-law | — | Illinois |
| 19 | W. H. Drummond | 59 | Head | — | Kansas |
| 20 | Lois Drummond | 22 | Daughter | — | Kansas |
| 21 | Martha Drummond | 19 | Daughter | Stenographer | Kansas |
| 22 | Annie Gandy | 64 | Head | — | Arkansas |
| 23 | Theodore Gandy | 30 | Son | — | Kansas |
| 24 | Amos Gandy | 24 | Son | — | Kansas |
| 25 | Lila Gandy | 22 | Daughter | Housekeeper | Kansas |
| 26 | Lawrence Gandy | 20 | Son | Stone Mason | Kansas |
| 27 | Mary Alice Gandy | 19 | Daughter | — | Kansas |
| 28 | R. F. Harriman | 84 | Head | — | Illinois |
| 29 | Mary Harriman | 79 | Wife | — | Ohio |
| 30 | R. A. Hager | 43 | Head | Street Cleaner | Kansas |
| 31 | Hattie Hager | 43 | Wife | — | Kansas |
| 32 | Robert Hager | 15 | Son | — | Kansas |
| 33 | Richard Hager | 13 | Son | — | Kansas |
| 34 | Virginia Hager | 8 | Daughter | — | Kansas |
| 35 | Carl Wagner | 29 | Head | Labour | Oklahoma |
| 36 | Ruby Wagner | 27 | Wife | — | Kansas |
| 37 | Judy Wagner | 1 | Daughter | — | Kansas |
| 38 | Orville Johnson | 42 | Head | Foreman | Missouri |
| 39 | Inez Johnson | 42 | Wife | — | Nebraska |
| 40 | Sidney Johnson THIS PERSON | 21 | Son | Truck Driver | Kansas |
Pedigree Summary
Sidney
Gen 1 · 4 parents
~0.92
Gen 2 · 2 grandparents
~0.83
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)