CJ
Cecil Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Cecil Johnson across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Louis & Laura — first a head (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Johnson |
| Given Name | Cecil |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Machine operator |
| Industry | Automotive Parts Manufacture |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 936 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Machine Operator |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1902 |
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 Cecil | Age | Birth yr |
|---|---|---|---|---|
| Louise Johnson | Spouse | — | 33 | ~1907 |
| Marcella Johnson | Daughter | — | 12 | ~1928 |
| Ronald Johnson | Son | — | 6 | ~1934 |
| Cecil Johnson | Head | — | 38 | ~1902 |
Census Appearances
1920
Marion, Indiana
Son, age 18
Marion, Indiana · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Cecil |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Teamster |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Head, age 27
Marion, Indiana · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Cecil |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 22 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Machinist |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Radio Set | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 38
Marion-County, Indiana · implied b. ~1902 — 4 household members
| Surname | Johnson |
| Given Name | Cecil |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Machine operator |
| Industry | Automotive Parts Manufacture |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 936 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Cecil Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Johnson (~0.92 confidence) and mother Laura Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Johnson
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Laura Johnson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Cecil Johnson
Head · 1940 · age 38 · b. ~1902 · Indiana
★ 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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01129-00727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Price | 30 | Head | Truck Driver | Illinois |
| 42 | Mabel Price | 25 | Wife | — | Indiana |
| 43 | Walter Jr. Price | 4 | Son | — | Indiana |
| 44 | Cecil Johnson THIS PERSON | 38 | Head | Machine Operator | Indiana |
| 45 | Louise Johnson | 33 | Wife | — | Indiana |
| 46 | Marcella Johnson | 12 | Daughter | — | Indiana |
| 47 | Ronald Johnson | 6 | Son | — | Indiana |
| 48 | Clarence Fortner | 65 | Head | — | Kentucky |
| 49 | Violet Fortner | 45 | Wife | — | Indiana |
| 50 | William Fortner | 16 | Son | — | Indiana |
| 51 | Margaret Fortner | 13 | Daughter | — | Indiana |
| 52 | Clarence Jr. Fortner | 11 | Son | — | Indiana |
| 53 | Floyd R. Fortner | 8 | Son | — | Indiana |
| 54 | Lester L. Fortner | 5 | Son | — | Indiana |
| 55 | Charles Ludwig | 32 | Head | Teller | Indiana |
| 56 | Iris Ludwig | 28 | Wife | — | Kentucky |
| 57 | Charles Jr. Ludwig | 7 | Son | — | Indiana |
| 58 | Charlene Ludwig | 5 | Daughter | — | Indiana |
| 59 | Helen A. Ludwig | 2 | Daughter | — | Indiana |
| 60 | Francis Swisher | 35 | Head | Plumber | Indiana |
| 61 | Mildred Swisher | 33 | Wife | — | Indiana |
| 62 | Marilyn Swisher | 4 | Daughter | — | Indiana |
| 63 | Virginia Swisher | 2 | Daughter | — | Indiana |
| 64 | Irvin Dew | 31 | Head | Clerk | Indiana |
| 65 | Louise Dew | 27 | Wife | — | Indiana |
| 66 | Thomas Dew | 5 | Son | — | Indiana |
| 67 | Raymond Roth | 32 | Head | Enameler | Indiana |
| 68 | Opal Roth | 31 | Wife | — | Indiana |
| 69 | Raymond Jr. Roth | 7 | Son | — | Indiana |
| 70 | Richard Roth | 4 | Son | — | Indiana |
| 71 | Walter B. Acton | 35 | Head | Truck Driver | Indiana |
| 72 | Bertha Acton | 34 | Wife | — | Indiana |
| 73 | Earl D. Lanam | 58 | Head | Laborer | Indiana |
| 74 | Sylvia Lanam | 43 | Wife | — | Indiana |
| 75 | Helen Lanam | 15 | Daughter | — | Indiana |
| 76 | Mildred Newsom | 21 | Daughter | Maid | Indiana |
| 77 | Ronald L. Newsom | 1 | Grandson | — | Indiana |
| 78 | William Ingels | 42 | Head | Fireman | Illinois |
| 79 | Myrtle Ingels | 37 | Wife | — | Indiana |
| 80 | William Jr. Ingels | 18 | Son | Laborer | Indiana |
Pedigree Summary
Cecil
Gen 1 · 2 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)