LJ
Lloyd Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this Lloyd Johnson across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed), with identified parents Amanda & Evar — first a son (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Johnson |
| Given Name | Lloyd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Occupation | Mechanic helper |
| Industry | Automobile parts manuf. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1559 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Mechanic Helper |
| Township / Ward | Rockford |
| Est. Birth Year | ~1909 |
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 Lloyd | Age | Birth yr |
|---|---|---|---|---|
| Fred Johnson | Head | — | 53 | ~1887 |
| Lloyd Johnson | Son | — | 31 | ~1909 |
| Hilda Johnson | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Winnebago, Illinois
Son, age 10
Winnebago, Illinois · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Loyd |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Son, age 20
Winnebago, Illinois · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lloyd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Occupation | Vulcanizer |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Son, age 31
Winnebago-County, Illinois · implied b. ~1909 — 3 household members
| Surname | Johnson |
| Given Name | Lloyd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Occupation | Mechanic helper |
| Industry | Automobile parts manuf. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1559 |
| Highest Grade | Hs 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 Lloyd Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Amanda Johnson (~0.92 confidence) and father Evar Johnson (~0.92 confidence) and mother Hilda Johnson (~0.92 confidence) and father Fred Johnson (~0.92 confidence) and father Iver Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Amanda Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Evar Johnson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Hilda Johnson
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Fred Johnson
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Iver Johnson
b. ~1893
Source father
● Household
· direct · ~0.92
This person
Anchor record
Lloyd Johnson
Son · 1940 · age 31 · b. ~1909 · Illinois
★ 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 — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00912-00456)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vera Schwartz | 38 | Wife | — | Illinois |
| 42 | Marshall Bremmer | 20 | Step son | Drill Press Operator | Illinois |
| 43 | Roger Bremmer | 17 | Step son | — | Illinois |
| 44 | Sterling Witherell | 32 | Head | Automobile Mechanic | Illinois |
| 45 | Mabel Witherell | 36 | Wife | — | Missouri |
| 46 | Gunnar Johnson | 32 | Head | Knitter | Sweden |
| 47 | Angeline Johnson | 24 | Wife | — | Minnesota |
| 48 | Ester Shafer | 45 | Head | Machinist | Illinois |
| 49 | Gwendolyn Shafer | 44 | Wife | — | Illinois |
| 50 | La Vere Shafer | 5 | Son | — | Illinois |
| 51 | James Robert Erving | 31 | Head | Clerk | Iowa |
| 52 | Mildred Erving | 27 | Wife | Clerk | Wisconsin |
| 53 | August Lundstrom | 52 | Head | Laborer | Sweden |
| 54 | Ida Lundstrom | 55 | Wife | — | Sweden |
| 55 | La Verne Lundstrom | 20 | Son | Laborer | Iowa |
| 56 | Arina Hollenbeck | 73 | Head | — | Sweden |
| 57 | Caroline Silver | 82 | Sister | — | Sweden |
| 58 | Earl Watts | 55 | Head | Watchman | Wisconsin |
| 59 | Lillie Watts | 50 | Wife | — | Indiana |
| 60 | William Munks | 49 | Head | Millwright | Sweden |
| 61 | Judith Munks | 43 | Wife | Millwright | Illinois |
| 62 | Betty Jane Munks | 15 | Daughter | — | Illinois |
| 63 | Annie Levine | 71 | Head | — | Sweden |
| 64 | Roy Levine | 40 | Son | Laborer | Illinois |
| 65 | Walter Levine | 36 | Son | Furniture Cabinet Maker | Iowa |
| 66 | Gilbert Levine | 29 | Son | Cabinet Maker | Iowa |
| 67 | Robert Frisbie | 19 | Grandson | Shipping Clerk | Iowa |
| 68 | N. Axel Nelson | 49 | Head | Finisher & Polisher | Sweden |
| 69 | Alice Nelson | 49 | Wife | — | Illinois |
| 70 | Margery Nelson | 19 | Daughter | — | Illinois |
| 71 | Ronald Nelson | 12 | Son | — | Illinois |
| 72 | Cranston Johnstone | 37 | Head | Machinist | Kentucky |
| 73 | Elsie Johnstone | 27 | Wife | — | Illinois |
| 74 | Verna Mae Johnstone | 7 | Daughter | — | Illinois |
| 75 | Roger Lee Johnstone | 6 | Son | — | Illinois |
| 76 | Fred Johnson | 53 | Head | Assistant Shipping Clerk | Sweden |
| 77 | Hilda Johnson | 56 | Wife | — | Sweden |
| 78 | Lloyd Johnson THIS PERSON | 31 | Son | Mechanic Helper | Illinois |
| 79 | Harry Anderson | 44 | Head | Machinist | Illinois |
| 80 | Frances Anderson | 36 | Wife | — | Illinois |
Pedigree Summary
Lloyd
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)