LJ
Leonard Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mcpherson-County, Kansas
Our Model Tree links this Leonard Johnson across the 1920, 1930 and 1940 US Censuses in Mcpherson-County, Kansas (XGBoost, ~Confirmed), with identified parents Morris — first a head (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mcpherson-County, Kansas |
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Smoky Hill |
| 1935 Residence (County) | McPherson |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Smoky Hill |
| Est. Birth Year | ~1905 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| E Johnson | Daughter | — | 1 | ~1939 |
| Leonard Johnson | Head | — | 35 | ~1905 |
| Edward Johnson | Son | — | 8 | ~1932 |
| Adeline Johnson | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Mcpherson, Kansas
Son, age 14
Mcpherson, Kansas · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Mcpherson, Kansas
Head, age 25
Mcpherson, Kansas · implied b. ~1905 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 24 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Radio Set | R |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Mcpherson-County, Kansas
Head, age 35
Mcpherson-County, Kansas · implied b. ~1905 — 4 household members
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Smoky Hill |
| 1935 Residence (County) | McPherson |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Highest Grade | No 8 |
| 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 Leonard Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Morris Johnson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Morris Johnson
b. ~1862
Source father
● Household
· direct · ~0.92
This person
Anchor record
Leonard Johnson
Head · 1940 · age 35 · b. ~1905 · 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 — Mcpherson-County, Kansas
Open full size
1940 US Federal Census — Mcpherson-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01243-00645)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marguerite Nelson | 21 | Daughter | — | Kansas |
| 42 | Edward Nelson | 20 | Son | Farm Laborer | Kansas |
| 43 | Robert Johnson | 63 | Head | Farmer | Kansas |
| 44 | Mary Johnson | 66 | Wife | — | Sweden |
| 45 | Hazel Johnson | 27 | Daughter | Teacher | Kansas |
| 46 | Simon Rodine | 45 | Hired hand | Laborer | Kansas |
| 47 | Leonard Johnson THIS PERSON | 35 | Head | Farmer | Kansas |
| 48 | Adeline Johnson | 29 | Wife | — | Illinois |
| 49 | Edward Lee Johnson | 8 | Son | — | Kansas |
| 50 | E. Evaline Johnson | 1 | Daughter | — | Kansas |
| 51 | Elmer Nelson | 33 | Head | Farmer | Kansas |
| 52 | Victoria Nelson | 25 | Wife | — | Kansas |
| 53 | Billy Lee Nelson | 4 | Daughter | — | Kansas |
| 54 | Charles Nelson | 1 | Son | — | Kansas |
| 55 | Arthur Rasmusson | 35 | Head | Farm Work And Farm | Kansas |
| 56 | Vivian Rasmusson | 28 | Wife | — | Kansas |
| 57 | Marion Rasmusson | 4 | Son | — | Kansas |
| 58 | Leah Rasmusson | 1 | Daughter | — | Kansas |
| 59 | Ty C. Thompson | 33 | Head | Farmer | Denmark |
| 60 | Arthur Rumbuck | 50 | Head | Miller | Kansas |
| 61 | Lucille Rumbuck | 40 | Wife | — | Kansas |
| 62 | Amy Ried Rumbuck | 4 | Daughter | — | Kansas |
| 63 | Geneva Anderson | 22 | Servant | Servant | Kansas |
| 64 | E. W. Patrick | 45 | Head | Farmer | Kansas |
| 65 | Alice Patrick | 43 | Wife | — | Kansas |
| 66 | Marie Patrick | 21 | Daughter | — | Kansas |
| 67 | Lucille Patrick | 18 | Daughter | — | Kansas |
| 68 | Dorothy Patrick | 11 | Daughter | — | Kansas |
| 69 | Gunnar Berg | 54 | Head | Laborer | Sweden |
| 70 | Anna Berg | 55 | Wife | — | Kansas |
| 71 | Harold Berg | 25 | Son | Farm Labor | Kansas |
| 72 | Clarence Berg | 24 | Son | Labor | Kansas |
| 73 | Ernest Berg | 17 | Son | — | Kansas |
| 74 | Beulah Berg | 15 | Daughter | — | Kansas |
| 75 | Carl Patrick | 58 | Head | Farmer | Kansas |
| 76 | Inez Patrick | 56 | Wife | — | Kansas |
| 77 | Harold E. Patrick | 23 | Son | — | Kansas |
| 78 | Emma Ahlstedt | 70 | Head | Attendant | Sweden |
| 79 | Axel J. Rumberg | 58 | Head | Farmer | Kansas |
| 80 | Ida Rumberg | 52 | Wife | — | Kansas |
Pedigree Summary
Leonard
Gen 1 · 1 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)