CJ
Clarence Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Nebraska
Our Model Tree links this Clarence Johnson across the 1910, 1920, 1930 and 1940 US Censuses in Polk-County, Nebraska (XGBoost, ~Confirmed), with identified parents August & August — first a head (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Nebraska |
| Surname | Johnson |
| Given Name | Clarence A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Osceola Precinct |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 100 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Farmer |
| Township / Ward | Osceola Precinct |
| 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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Alice Johnson | Daughter | — | 5 | ~1935 |
| Clarence Johnson | Head | — | 35 | ~1905 |
| Elton Johnson | Son | — | 3 | ~1937 |
| Lillian Johnson | Spouse | — | 35 | ~1905 |
Census Appearances
1910
Polk, Nebraska
Son, age 4
Polk, Nebraska · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Clarence R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Polk, Nebraska
Son, age 14
Polk, Nebraska · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| 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 24
Polk, Nebraska · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Clarence R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Polk-County, Nebraska
Head, age 35
Polk-County, Nebraska · implied b. ~1905 — 4 household members
| Surname | Johnson |
| Given Name | Clarence A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Osceola Precinct |
| 1935 Residence (County) | Polk |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 100 |
| Highest Grade | No 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 Clarence Johnson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father August Johnson (~0.92 confidence) and father August Johnson (~0.92 confidence) and mother Johanna Johnson (~0.92 confidence) and mother Hannah Johnson (~0.92 confidence) and mother Hannah Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
August Johnson
b. ~1865
Source father
● Household
· direct · ~0.92
Father
August Johnson
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Johanna Johnson
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Hannah Johnson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Hannah Johnson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Johnson
Head · 1940 · age 35 · b. ~1905 · Nebraska
★ 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 — 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-t0627-02261-00727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gene Richards | 4 | Son | — | Nebraska |
| 42 | Karen Richards | 2 | Daughter | — | Nebraska |
| 43 | E. B. Treadway | 62 | Head | Farmer | Illinois |
| 44 | Bertha Treadway | 55 | Wife | — | Nebraska |
| 45 | Carl Treadway | 15 | Son | — | Nebraska |
| 46 | J. W. Hellstrom | 45 | Head | Farmer | Sweden |
| 47 | Elsa Hellstrom | 40 | Wife | — | Sweden |
| 48 | Dorothy Hellstrom | 16 | Daughter | — | Nebraska |
| 49 | Venzel Hellstrom | 15 | Son | — | Nebraska |
| 50 | Mardene Hellstrom | 14 | Daughter | — | Nebraska |
| 51 | Donald Hellstrom | 9 | Son | — | Nebraska |
| 52 | Leona Hellstrom | 5 | Daughter | — | Nebraska |
| 53 | Ellen Hellstrom | 2 | Daughter | — | Nebraska |
| 54 | Charles L. Wolzen | 42 | Head | Farmer | Nebraska |
| 55 | Norma Wolzen | 39 | Wife | — | Nebraska |
| 56 | Paul Wolzen | 18 | Son | — | Nebraska |
| 57 | Clarence A. Johnson THIS PERSON | 35 | Head | Farmer | Nebraska |
| 58 | Lillian Johnson | 35 | Wife | — | Nebraska |
| 59 | Alice Lorane Johnson | 5 | Daughter | — | Nebraska |
| 60 | Elton Johnson | 3 | Son | — | Nebraska |
| 61 | Fred Case | 52 | Head | Farmer | Nebraska |
| 62 | Mary Case | 48 | Wife | — | Missouri |
| 63 | Bernice Case | 25 | Daughter | Teacher | Nebraska |
| 64 | Byron Case | 16 | Son | — | Nebraska |
| 65 | Rodney Case | 13 | Son | — | Missouri |
| 66 | Leslie Henshew | 66 | Head | Farmer | Nebraska |
| 67 | Dallie Henshew | 62 | Wife | — | Nebraska |
| 68 | R. G. Moomey | 76 | Head | Farmer | Illinois |
| 69 | Isabel Moomey | 77 | Wife | — | Illinois |
| 70 | Geo H. Bradbury | 66 | Head | — | Missouri |
| 71 | Anna Bradbury | 64 | Wife | — | Pennsylvania |
| 72 | Lemuel F. Williams | 55 | Head | Laborer | Nebraska |
| 73 | Hazel Williams | 46 | Wife | — | Nebraska |
| 74 | D. Clarence Carlson | 36 | Head | Farmer | Nebraska |
| 75 | Minnie V. Carlson | 33 | Wife | — | Nebraska |
| 76 | C. G. Eston | 69 | Father-in-law | — | Sweden |
| 77 | Roland Eston | 30 | Brother-in-law | — | Nebraska |
| 78 | Wm Campain | 58 | Head | Farmer | Nebraska |
| 79 | Jennie Campain | 56 | Wife | — | Nebraska |
| 80 | Hollis Campain | 25 | Son | Laborer | Nebraska |
Related Census Records
Pedigree Summary
Clarence
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)