PJ
Paul Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lake-County, Illinois
Our Model Tree links this Paul Johnson across the 1920, 1930 and 1940 US Censuses in Lake-County, Illinois (XGBoost, ~Confirmed), with identified parents Erick & Eric — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lake-County, Illinois |
| Surname | Johnson |
| Given Name | Paul |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Waukegan City |
| 1935 Residence (County) | Lake |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Waukegan 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Paul | Age | Birth yr |
|---|---|---|---|---|
| Lucille Johnson | Daughter | — | 24 | ~1916 |
| Bernice Johnson | Daughter | — | 18 | ~1922 |
| Eric Johnson | Head | — | 54 | ~1886 |
| Paul Johnson | Son | — | 21 | ~1919 |
| Hedvig Johnson | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Lake, Illinois
Son, age 1
Lake, Illinois · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Paul |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Lake, Illinois
Son, age 11
Lake, Illinois · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Paul |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Lake-County, Illinois
Son, age 21
Lake-County, Illinois · implied b. ~1919 — 5 household members
| Surname | Johnson |
| Given Name | Paul |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Waukegan City |
| 1935 Residence (County) | Lake |
| Income (1939) | 0 |
| 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 Paul Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Erick Johnson (~0.92 confidence) and father Eric Johnson (~0.92 confidence) and father Hjalmar Johnson (~0.92 confidence) and mother Hedvig Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Erick Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Eric Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Hjalmar Johnson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Hedvig Johnson
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Paul Johnson
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Lucille Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Johnson
Sibling · 1940 · age 18
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 — Lake-County, Illinois
Open full size
1940 US Federal Census — Lake-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00831-00114)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Hogan | 53 | Mother | — | Iowa |
| 42 | Donald Hogan | 20 | Brother | — | Illinois |
| 43 | Donald Braatz | 30 | Head | Linotype Oper. | Wisconsin |
| 44 | Ramona Braatz | 27 | Wife | — | Wisconsin |
| 45 | Donald Jr Braatz | 9 | Son | — | Illinois |
| 46 | Ruth Esker | 31 | Head | Recreation | Illinois |
| 47 | Ruth Esker | 11 | Daughter | — | Illinois |
| 48 | Bernard Esker | 10 | Son | — | Illinois |
| 49 | Robert Esker | 6 | Son | — | Illinois |
| 50 | Ewald Gjostrom | 34 | Head | Welder | Michigan |
| 51 | Evelyn Gjostrom | 30 | Wife | — | Michigan |
| 52 | Bergh Laverne Gjostrom | 12 | Daughter | — | Illinois |
| 53 | Lena Bergh | 63 | Mother in law | — | Norway |
| 54 | Robert Kiefer | 26 | Head | Laborer | Illinois |
| 55 | Lorraine Kiefer | 24 | Wife | — | Wisconsin |
| 56 | Nadine Kiefer | 5 | Daughter | — | Illinois |
| 57 | Paul Schroeder | 41 | Head | Laborer | Indiana |
| 58 | Jessie Schroeder | 34 | Wife | Printing Mach Oper. | Illinois |
| 59 | Eric Johnson | 54 | Head | Heater | Sweden |
| 60 | Hedvig Johnson | 44 | Wife | — | Sweden |
| 61 | Lucille Johnson | 24 | Daughter | House Work | Illinois |
| 62 | Paul Johnson THIS PERSON | 21 | Son | — | Illinois |
| 63 | Bernice Johnson | 18 | Daughter | Factory Hand | Illinois |
| 64 | George Fack | 34 | Head | Machinist | Sweden |
| 65 | Julia Fack | 24 | Wife | — | Illinois |
| 66 | Ruth Marie Fack | 5 | Daughter | — | Illinois |
| 67 | Dorothy Fack | 3 | Daughter | — | Illinois |
| 68 | Everett Berry | 29 | Head | Machinist | Illinois |
| 69 | Rose Berry | 22 | Wife | — | Wisconsin |
| 70 | Frederick Berry | 3 | Son | — | Wisconsin |
| 71 | Barbara Jane Berry | 2 | Daughter | — | Wisconsin |
| 72 | Robert Berry | 1 | Son | — | Wisconsin |
| 73 | Charles Clark | 38 | Head | Watchman | Illinois |
| 74 | Frances Clark | 35 | Wife | — | Illinois |
| 75 | Lois Clark | 7 | Daughter | — | Illinois |
| 76 | Nancy Clark | 5 | Daughter | — | Illinois |
| 77 | Robert Clark | 1 | Son | — | Illinois |
| 78 | Arthur Schooley | 37 | Head | Cook | Illinois |
| 79 | Helen Schooley | 35 | Wife | Clerk & Asst Mgr | Missouri |
| 80 | Petronela Budrienas | 34 | Head | — | Lithuania |
Pedigree Summary
Paul + 2 siblings
Gen 1 · 4 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)