LJ
Leon Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lapeer-County, Michigan
Our Model Tree links this Leon Johnson across the 1930 and 1940 US Censuses in Lapeer-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 10-person household.
Age 44
b. ~1896
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lapeer-County, Michigan |
| Surname | Johnson |
| Given Name | Leon A. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | R |
| Additional Details | |
| Occupation | Farmer |
| Industry | Gen Farming |
| Class of Worker | OA |
| Hours Worked | 63 |
| Highest Grade | No 8 |
| 1935 Residence | Mich |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Farmer |
| Township / Ward | Deerfield Twp |
| Est. Birth Year | ~1896 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leon | Age | Birth yr |
|---|---|---|---|---|
| Adelia Johnson | Spouse | — | 41 | ~1899 |
| Stanley Johnson | Son | — | 16 | ~1924 |
| Edna Johnson | Daughter | — | 18 | ~1922 |
| Leon Johnson | Son | — | 6 | ~1934 |
| Edith Johnson | Daughter | — | 4 | ~1936 |
| Mary Johnson | Daughter | — | 12 | ~1928 |
| Lillian Johnson | Daughter | — | 8 | ~1932 |
| Norman Johnson | Son | — | 10 | ~1930 |
| Katherine Johnson | Daughter | — | 14 | ~1926 |
| Leon Johnson | Head | — | 44 | ~1896 |
Census Appearances
1930
Lapeer, Michigan
Head, age 36
Lapeer, Michigan · implied b. ~1894 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leon A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 22 |
| Father's Birthplace | New York |
| Mother's Birthplace | Michigan |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Lapeer-County, Michigan
Head, age 44
Lapeer-County, Michigan · implied b. ~1896 — 10 household members
| Surname | Johnson |
| Given Name | Leon A. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | R |
| Occupation | Farmer |
| Industry | Gen Farming |
| Class of Worker | OA |
| Hours Worked | 63 |
| Highest Grade | No 8 |
| 1935 Residence | Mich |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Leon Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leon Johnson
Head · 1940 · age 44 · b. ~1896 · Michigan
★ 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 — Lapeer-County, Michigan
Open full size
1940 US Federal Census — Lapeer-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01777-00518)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edith B. Hunt | 14 | daughter | — | Michigan |
| 2 | Vernon M. Hunt | 13 | son | — | Michigan |
| 3 | Virgil E. Hunt | 13 | son | — | Michigan |
| 4 | Norma Jane Hunt | 4 | daughter | — | Michigan |
| 5 | Elmer A. Dillon | 30 | head | Mechanist | Pennsylvania |
| 6 | Lottie F. Dillon | 34 | wife | — | Illinois |
| 7 | Elmer S. Dillon | 4 | son | — | Michigan |
| 8 | Shirley J. Dillon | 2 | daughter | — | Michigan |
| 9 | George A. Strobridge | 67 | head | — | Michigan |
| 10 | Mable D. Strobridge | 52 | wife | — | Michigan |
| 11 | Ruth A. Butterfield | 40 | head | Farmer | Michigan |
| 12 | Frank W. Butterfield | 19 | son | — | Michigan |
| 13 | Veda V. Butterfield | 17 | daughter | — | Michigan |
| 14 | Ralph D. Butterfield | 16 | son | — | Michigan |
| 15 | Max W. Butterfield | 10 | son | — | Michigan |
| 16 | Betty Belle Butterfield | 8 | daughter | — | Michigan |
| 17 | Roy D. Butterfield | 6 | son | — | Michigan |
| 18 | Russell W. Fifield | 30 | hired man | Farm Laborer | Michigan |
| 19 | Leon A. Johnson THIS PERSON | 44 | head | Farmer | Michigan |
| 20 | Adelia Johnson | 41 | wife | — | Michigan |
| 21 | Edna R. Johnson | 18 | daughter | — | Michigan |
| 22 | Stanley D. Johnson | 16 | son | Farm Laborer | Michigan |
| 23 | Katherine R. Johnson | 14 | daughter | — | Michigan |
| 24 | Mary Grace Johnson | 12 | daughter | — | Michigan |
| 25 | Norman J. Johnson | 10 | son | — | Michigan |
| 26 | Lillian Johnson | 8 | daughter | — | Michigan |
| 27 | Leon J. Johnson | 6 | son | — | Michigan |
| 28 | Edith A. Johnson | 4 | daughter | — | Michigan |
| 29 | Glen W. Dockham | 43 | head | Farmer | Michigan |
| 30 | Mable W. Dockham | 48 | wife | — | Michigan |
| 31 | Betty Lee Dockham | 10 | daughter | — | Michigan |
| 32 | Charles D. Swadling | 21 | son-in-law | New Worker | Michigan |
| 33 | Marjorie E. Swadling | 18 | daughter | — | Michigan |
| 34 | Peter Schultz | 55 | head | Farmer | Michigan |
| 35 | Hattie L. Schultz | 48 | wife | — | Michigan |
| 36 | Timothy F. Schultz | 21 | son | Farm Laborer | Michigan |
| 37 | Donald J. Schultz | 18 | son | Farm Laborer | Michigan |
| 38 | Minnie B. Derhammer | 70 | head | — | Michigan |
| 39 | William J. Andrews | 69 | head | Farmer | Canada Eng |
| 40 | Carrie M. Andrews | 60 | wife | — | Michigan |
Related Census Records
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)