WJ
William Johnson — 1920 US Census Record
Model Tree available1920 United States Federal Census · St Clair, Illinois
Our Model Tree links this William Johnson across the 1920, 1930 and 1940 US Censuses in St Clair, Illinois (XGBoost, ~Confirmed), with identified parents Ed & Edward — first a son (b.~1917), then head of a 5-person household.
Age 3
b. ~1917
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | St Clair, Illinois |
| Surname | Johnson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | East St Louis City |
| Est. Birth Year | ~1917 |
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 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Edward Johnson | Head | — | 30 | ~1890 |
| Pearl Johnson | Son | — | 7 | ~1913 |
| Daniel Johnson | Son | — | 8 | ~1912 |
| William Johnson | Son | — | 3 | ~1917 |
| Mary Johnson | Spouse | — | 28 | ~1892 |
Census Appearances
1920
St Clair, …
Son, age 3
St Clair, Illinois · implied b. ~1917 — 5 household members
| Surname | Johnson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Missouri |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
St Clair, …
Son, age 13
St Clair, Illinois · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Mississippi |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Son, age 23
St.-Clair-County, Illinois · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | East St. Louis City |
| 1935 Residence (County) | St. Clair |
| Occupation | Maintainer |
| Industry | W.P.A. Project |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 484 |
| 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 William Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ed Johnson (~0.92 confidence) and father Edward Johnson (~0.92 confidence) and father Edward Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ed Johnson
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Edward Johnson
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Edward Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Mary Johnson
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Mary Johnson
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Johnson
Son · 1920 · age 3 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Pearl Johnson
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Johnson
Sibling · 1920 · age 8
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
1920 US Federal Census — St Clair, Illinois
Open full size
1920 US Federal Census — St Clair, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu404unit:0966)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elizabeth Steltz | 38 | Wife | — | Austria |
| 52 | Joseph Steltz | 13 | Son | — | Pennsylvania |
| 53 | William Steltz | 9 | Son | — | Pennsylvania |
| 54 | Gisella Steltz | 7 | Daughter | — | Illinois |
| 55 | Anna Steltz | 5 | Daughter | — | Illinois |
| 56 | Rosie Steltz | 3 | Daughter | — | Illinois |
| 57 | Joseph Jackson | 36 | Lodger | Laborer | Austria |
| 58 | Joseph Rimer | 44 | Lodger | Laborer | Austria |
| 59 | Leopold James | 44 | Lodger | Laborer | Austria |
| 60 | Richard Sormak | 41 | Lodger | Laborer | Austria |
| 61 | Aaron Roose | 41 | Head | Storekeeper | Russia |
| 62 | Ida Roose | 40 | Wife | — | Russia |
| 63 | Fannie Roose | 18 | Daughter | — | Russia |
| 64 | Benny Roose | 16 | Son | — | Russia |
| 65 | Abraham Roose | 13 | Son | — | Russia |
| 66 | Samuel Roose | 11 | Son | — | Illinois |
| 67 | Meyer Roose | 9 | Son | — | Illinois |
| 68 | Sarah Roose | 3 | Daughter | — | Illinois |
| 69 | Marjorie Roose | 3 | Daughter | — | Illinois |
| 70 | Morris Alt | 51 | Lodger | Huckster | Russia |
| 71 | Joseph R. Klappenburg | 41 | Head | Pharmacist | Illinois |
| 72 | Myrtle Klappenburg | 34 | Wife | — | Alabama |
| 73 | Joseph J. Klappenburg | 12 | Son | — | Texas |
| 74 | Ruth Klappenburg | 8 | Daughter | — | Tennessee |
| 75 | Charles S. Gibson | 16 | Cousin | Clerk | Alabama |
| 76 | Anna M. Gibson | 21 | Cousin | — | Alabama |
| 77 | Rose Lang | 13 | Servant | — | Mississippi |
| 78 | Robert Reynolds | 29 | Head | Laborer | Kentucky |
| 79 | Lelia Reynolds | 35 | Wife | — | Tennessee |
| 80 | Viola Reynolds | 19 | Daughter | Machine Work | Tennessee |
| 81 | Isaac Reynolds | 17 | Son | Laborer | Tennessee |
| 82 | Arthur Ferrin | 25 | Lodger | Laborer | United States |
| 83 | Reason Ramston | 39 | Head | Storekeeper | Tennessee |
| 84 | Bessie Ramston | 40 | Wife | Housework | Tennessee |
| 85 | Madeline Ramston | 14 | Daughter | — | Illinois |
| 86 | Otto V. Ramston | 5 | Son | — | Illinois |
| 87 | Alvin L. Ramston | 1 | Son | — | Illinois |
| 88 | Edward Johnson | 30 | Head | Laborer | Alabama |
| 89 | Mary Johnson | 28 | Wife | — | Missouri |
| 90 | Daniel Johnson | 8 | Son | — | Illinois |
| 91 | Pearl Johnson | 7 | Son | — | Illinois |
| 92 | William Johnson THIS PERSON | 3 | Son | — | Illinois |
| 93 | Kellie Balson | 46 | Head | Fireman | Arkansas |
| 94 | Maude Balson | 34 | Wife | — | Alabama |
| 95 | William O. Hughes | 26 | Lodger | Salesman | Mississippi |
| 96 | Dave Kapp | 19 | Lodger | Laborer | Alabama |
| 97 | Matthew Williams | 35 | Head | Laborer | Georgia |
| 98 | Odee Williams | 24 | Wife | — | Missouri |
| 99 | Matthew Williams | 1 | Son | — | Illinois |
| 100 | Ernest Davis | 32 | Head | Laborer | Alabama |
Related Census Records
Pedigree Summary
William + 2 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 1920 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)