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Robert Johnston — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Robert Johnston across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents Isaac & James — first a son (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Johnston |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | new worker |
| Hours Worked | 732 |
| Highest Grade | H-2 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | New Worker |
| Township / Ward | River Rouge City |
| Est. Birth Year | ~1919 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Virginia Johnston | Daughter | — | 8 | ~1932 |
| Elmer Johnston | Head | — | 44 | ~1896 |
| Archie Hickox | Other | — | 75 | ~1865 |
| Leland Johnston | Son | — | 10 | ~1930 |
| Elmer Johnston | Son | — | 16 | ~1924 |
| Archie Johnston | Son | — | 19 | ~1921 |
| Robert Johnston | Son | — | 21 | ~1919 |
| Bernice Johnston | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Wayne, Michigan
Son, age 1
Wayne, Michigan · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Wayne, Michigan
Son, age 11
Wayne, Michigan · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Robert H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 21
Wayne-County, Michigan · implied b. ~1919 — 8 household members
| Surname | Johnston |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Occupation | new worker |
| Hours Worked | 732 |
| Highest Grade | H-2 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Robert Johnston across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Isaac Manning (~0.81 confidence) and father James Johnston (~0.92 confidence) and father James Johnston (~0.92 confidence) and mother Jessie Johnston (~0.92 confidence) and mother Bernice Johnston (~0.92 confidence) and father Elmer Johnston (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.9
Father
Isaac Manning
b. ~1866
Source mother>father
● Household
· direct · ~0.81
Father
James Johnston
b. ~1887
Source father
● Household
· direct · ~0.92
Father
James Johnston
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Jessie Johnston
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Bernice Johnston
b. ~1895
Source mother
● Household
· direct · ~0.92
Father
Elmer Johnston
b. ~1896
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Johnston
Son · 1940 · age 21 · b. ~1919 · Michigan
★ You are viewing this record
Sibling
Elmer Johnston
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Archie Johnston
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Johnston
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leland Johnston
Sibling · 1940 · age 10
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01835-01014)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma | 53 | Wife | — | Michigan |
| 2 | Marvin | 22 | Son | — | Michigan |
| 3 | Petro Espinoza | 35 | Lodger | Boring Mill Oper | Mexico |
| 4 | Mike Chrapko | 51 | Head | Laborer | Poland |
| 5 | Stella Chrapko | 40 | Wife | — | Poland |
| 6 | Ann Chrapko | 22 | Daughter | Laborer | Pennsylvania |
| 7 | Katie Chrapko | 20 | Daughter | Laborer | Pennsylvania |
| 8 | Mike Chrapko | 16 | Son | — | Pennsylvania |
| 9 | John Chrapko | 14 | Son | — | Pennsylvania |
| 10 | Mary Chrapko | 12 | Daughter | — | Pennsylvania |
| 11 | Walter Chrapko | 1 | Son | — | Michigan |
| 12 | Ernest Deneau | 40 | Head | Traffic Agent | Michigan |
| 13 | Marie Deneau | 38 | Wife | — | Michigan |
| 14 | Niels Sorensen | 78 | Head | Salesman | Denmark |
| 15 | Karen Sorensen | 76 | Wife | — | Denmark |
| 16 | Dora Sorensen | 49 | Daughter | Bookkeeper | Michigan |
| 17 | John Kriebel | 49 | Head | Garage Foreman | Michigan |
| 18 | Martha Kriebel | 46 | Wife | — | Ohio |
| 19 | Jean Kriebel | 19 | Daughter | New Worker | Michigan |
| 20 | Dorothy Kriebel | 17 | Daughter | — | Michigan |
| 21 | Gordon Kriebel | 16 | Son | — | Michigan |
| 22 | Burton Kriebel | 14 | Son | — | Michigan |
| 23 | Betty Ann Kriebel | 12 | Daughter | — | Michigan |
| 24 | Wendell Kriebel | 9 | Son | — | Michigan |
| 25 | Elmer Johnston | 44 | Head | Minister | Indiana |
| 26 | Bernice Johnston | 45 | Wife | — | Michigan |
| 27 | Robert Johnston THIS PERSON | 21 | Son | New Worker | Michigan |
| 28 | Archie Johnston | 19 | Son | — | Michigan |
| 29 | Elmer Johnston | 16 | Son | — | Michigan |
| 30 | Leland Johnston | 10 | Son | — | Michigan |
| 31 | Virginia Johnston | 8 | Daughter | — | Michigan |
| 32 | Archie Hickox | 75 | Father | — | Michigan |
| 33 | James Heelip | 65 | Head | Steel Worker | Canada-English |
| 34 | Margaret Heelip | 60 | Wife | — | Michigan |
| 35 | Dorothy Heelip | 28 | Daughter | Office Clerk | Michigan |
| 36 | Dan Visons | 28 | Lodger | Truck Driver | Michigan |
| 37 | Archie Bo | 59 | Head | Steel Sergeant | Michigan |
| 38 | Hilda Bo | 59 | Wife | — | Michigan |
| 39 | Dorothy Bryson | 29 | Daughter | Waitress | Michigan |
| 40 | Barbara Bryson | 4 | Granddaughter | — | Michigan |
Pedigree Summary
Robert + 4 siblings
Gen 1 · 5 parents
~0.92
Gen 2 · 1 grandparents
~0.81
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)