LJ
Leonard Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Nebraska
Our Model Tree links this Leonard Johnson across the 1910, 1920, 1930 and 1940 US Censuses in Polk-County, Nebraska (XGBoost, ~Confirmed), with identified parents Ida & Charles — first a son (b.~1896), then head of a 5-person household.
Age 44
b. ~1896
Male
Son
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Nebraska |
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Pleasant Home Precinct |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 360 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Farm Laborer |
| Township / Ward | Pleasant Home Precinct |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Julia Johnson | Daughter | — | 33 | ~1907 |
| Charles Johnson | Head | — | 73 | ~1867 |
| Oliver Johnson | Son | — | 31 | ~1909 |
| Leonard Johnson | Son | — | 44 | ~1896 |
| Ida Johnson | Spouse | — | 74 | ~1866 |
Census Appearances
1910
Polk, Nebraska
Son, age 15
Polk, Nebraska · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Polk, Nebraska
Son, age 25
Polk, Nebraska · implied b. ~1895 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | on Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Polk, Nebraska
Son, age 35
Polk, Nebraska · implied b. ~1895 — 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 | 35 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Polk-County, Nebraska
Son, age 44
Polk-County, Nebraska · implied b. ~1896 — 5 household members
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Pleasant Home Precinct |
| 1935 Residence (County) | Polk |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 360 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ida Johnson (~0.92 confidence) and father Charles Johnson (~0.92 confidence) and father Charles Johnson (~0.92 confidence) and father Charley Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence) and father Chas Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence). The pedigree spans 1 generation with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ida Johnson
b. ~1866
Source mother
● Household
· direct · ~0.92
Father
Charles Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Charles Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Charley Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1867
Source mother
● Household
· direct · ~0.92
Father
Chas Johnson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leonard Johnson
Son · 1940 · age 44 · b. ~1896 · Nebraska
★ You are viewing this record
Sibling
Julia Johnson
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oliver Johnson
Sibling · 1940 · age 31
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 — Polk-County, Nebraska
Open full size
1940 US Federal Census — Polk-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02261-00788)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Randall Byaquist | Nyquist | 15 | Son | — | Nebraska |
| 2 | Lloyd Link | 29 | Head | Farmer | Nebraska |
| 3 | Marjorie Link | 25 | Wife | — | Nebraska |
| 4 | L. J. Max Link | 1 | Son | — | Nebraska |
| 5 | L. J. Marid Link | 1 | Son | — | Nebraska |
| 6 | Lelia Adelson | 31 | Head | Farmer | Nebraska |
| 7 | Lyrna Adelson | 29 | Wife | — | Nebraska |
| 8 | Llayne Adelson | 5 | Son | — | Nebraska |
| 9 | John A. Adelson | 72 | Father | — | Sweden |
| 10 | Bela Vincent | 18 | Hired girl | Servant | Nebraska |
| 11 | Mervin Samuels | 36 | Head | Farmer | Nebraska |
| 12 | Helen Samuels | 28 | Wife | — | Nebraska |
| 13 | Vern Samuels | 4 | Son | — | Nebraska |
| 14 | Clarita Samuels | 3 | Daughter | — | Nebraska |
| 15 | Allen Samuels | 67 | Nephew | — | Illinois |
| 16 | Robert Chastain | 41 | Head | Farmer | Nebraska |
| 17 | Grace Chastain | 33 | Wife | — | Nebraska |
| 18 | Marlene Chastain | 10 | Daughter | — | Nebraska |
| 19 | Lowell Chastain | 7 | Son | — | Nebraska |
| 20 | Willis Kingsley | 40 | Head | Farmer | Nebraska |
| 21 | Lillie Kingsley | 28 | Wife | — | Nebraska |
| 22 | Vernette Kingsley | 8 | Daughter | — | Nebraska |
| 23 | Maxine Kingsley | 4 | Daughter | — | Nebraska |
| 24 | Gust Monson | 51 | Head | Farmer | Nebraska |
| 25 | Mary Monson | 39 | Wife | — | Nebraska |
| 26 | Melva Jean Monson | 9 | Daughter | — | Nebraska |
| 27 | Donna Mae Monson | 5 | Daughter | — | Nebraska |
| 28 | Charles Wilmer | 41 | Head | Farm Laborer | Nebraska |
| 29 | Amanda Anderson | 55 | Housekeeper | Housekeeper | Nebraska |
| 30 | Bertha Anderson | 18 | Housekeeper's Daughter | Teacher | Nebraska |
| 31 | Charles O. Johnson | 73 | Head | Farmer | Sweden |
| 32 | Ida C. Johnson | 74 | Wife | — | Sweden |
| 33 | Leonard Johnson THIS PERSON | 44 | Son | Farm Laborer | Nebraska |
| 34 | Julia Johnson | 33 | Daughter | — | Nebraska |
| 35 | Oliver Johnson | 31 | Son | Farm Laborer | Nebraska |
| 36 | Conrad Lindholm | 37 | Head | Farmer | Kansas |
| 37 | Marjorie Lindholm | 36 | Wife | — | Nebraska |
| 38 | Wayne Lindholm | 14 | Son | — | Nebraska |
| 39 | Melvin Lindholm | 12 | Son | — | Nebraska |
| 40 | Deonna Lindholm | 8 | Daughter | — | Nebraska |
Related Census Records
Pedigree Summary
Leonard + 2 siblings
Gen 1 · 7 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)