CJ
Catherine Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Catherine Johnson across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Griffin & Ella — first a daughter (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Johnson |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Maid |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 240 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Maid |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1918 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Catherine Johnson | Daughter | — | 22 | ~1918 |
| Bonnell Johnson | Daughter | — | 24 | ~1916 |
| Griffin Johnson | Head | — | 48 | ~1892 |
| Ester Johnson | Other | — | 4 | ~1936 |
| James Johnson | Son | — | 16 | ~1924 |
| Ella Johnson | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Marion, Indiana
Daughter, age 2
Marion, Indiana · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Daughter, age 12
Marion, Indiana · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Daughter, age 22
Marion-County, Indiana · implied b. ~1918 — 6 household members
| Surname | Johnson |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Maid |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 240 |
| Highest Grade | Hs 4 |
| 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 Catherine Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Griffin Johnson (~0.92 confidence) and mother Ella Johnson (~0.92 confidence) and mother Ellen Johnson (~0.92 confidence) and mother Ellen Johnson (~0.92 confidence) and father Griffin Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Griffin Johnson
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Ella Johnson
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Ellen Johnson
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Ellen Johnson
b. ~1895
Source mother
● Household
· direct · ~0.92
Father
Griffin Johnson
b. ~1897
Source father
● Household
· direct · ~0.92
This person
Anchor record
Catherine Johnson
Daughter · 1940 · age 22 · b. ~1918 · Indiana
★ You are viewing this record
Sibling
Bonnell Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Johnson
Sibling · 1940 · age 16
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 — 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-t0627-01130-00481)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Jean Proctor | 9 | Daughter | — | Indiana |
| 2 | Hardy Lee Proctor | 6 | Son | — | Indiana |
| 3 | Elam Proctor | 4 | Son | — | Indiana |
| 4 | Haroldine Proctor | 2 | Son | — | Indiana |
| 5 | Lenora Proctor | 0 | Daughter | — | Indiana |
| 6 | Griffin Johnson | 48 | Head | Meat Cutter | Mississippi |
| 7 | Ella M. Johnson | 46 | Wife | — | Mississippi |
| 8 | Bonnell Johnson | 24 | Daughter | Inspector | Mississippi |
| 9 | Catherine Johnson THIS PERSON | 22 | Daughter | Maid | Indiana |
| 10 | James L. Johnson | 16 | Son | — | Indiana |
| 11 | Ester Lewis Johnson | 4 | Grandson | — | Indiana |
| 12 | William Shipman | 49 | Head | Cook | Indiana |
| 13 | Nellie Shipman | 51 | Wife | — | Tennessee |
| 14 | William Jr. Shipman | 16 | Son | — | Indiana |
| 15 | Herman Shipman | 15 | Son | — | Indiana |
| 16 | Bruce Shipman | 13 | Son | — | Indiana |
| 17 | Benny Shipman | 9 | Son | — | Indiana |
| 18 | Elzie Mitchell | 60 | Head | Gardener | Kentucky |
| 19 | Alvinia Mitchell | 59 | Wife | — | Kentucky |
| 20 | Dr. James H. Anderson | 33 | Lodger | Medical Doctor | North Carolina |
| 21 | Olivia Anderson | 28 | Daughter | Office Girl | Indiana |
| 22 | — | None | — | — | — |
| 23 | James Lloyd | 42 | Head | Janitor | Arkansas |
| 24 | Elena Lloyd | 42 | Wife | — | Arkansas |
| 25 | May Daisy Coyle | 22 | Daughter | — | Arkansas |
| 26 | Verleina Coyle | 17 | Daughter | — | Arkansas |
| 27 | Ferlie Jean Coyle | 2 | Daughter | — | Indiana |
| 28 | Ladora Coyle | 0 | Daughter | — | Indiana |
| 29 | William Dupree | 70 | Head | — | Kentucky |
| 30 | Anna Dupree | 57 | Wife | — | Mississippi |
| 31 | Nona Dupree | 17 | Daughter | — | Mississippi |
| 32 | Emma Thomas | 50 | Head | Maid | Kentucky |
| 33 | Joseph Edward Thomas | 18 | Son | Nya | Indiana |
| 34 | William Mitchell | 57 | Head | Janitor | Kentucky |
| 35 | Betty Mitchell | 58 | Wife | — | Tennessee |
| 36 | James Mitchell | 20 | Son | — | Indiana |
| 37 | Herschel Williams | 34 | Head | Custodian | Indiana |
| 38 | Bernice Williams | 30 | Wife | — | Kentucky |
| 39 | Eugene Williams | 8 | Son | — | Indiana |
| 40 | Joyce Williams | 5 | Daughter | — | Indiana |
Pedigree Summary
Catherine + 2 siblings
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)