RM
Robert Morrison — 1940 US Census Record
Model Tree available1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Robert Morrison across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed), with identified parents Raymond & Ida — first a son (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Morrison |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet City |
| 1935 Residence (County) | Will |
| Additional Details | |
| Occupation | Bridge Contractor |
| Industry | Own business |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Bridge Contractor |
| Township / Ward | Joliet City |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Ida Morrison | Spouse | — | 47 | ~1893 |
| Raymond Morrison | Son | — | 21 | ~1919 |
| Elizabeth Morrison | Daughter | — | 18 | ~1922 |
| George Brown | Other | — | 23 | ~1917 |
| Robert Morrison | Son | — | 22 | ~1918 |
| George Morrison | Son | — | 11 | ~1929 |
| Raymond Morrison | Head | — | 44 | ~1896 |
Census Appearances
1920
Will, Illinois
Son, age 2
Will, Illinois · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morrison |
| Given Name | Robert B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Will, Illinois
Son, age 12
Will, Illinois · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morrison |
| Given Name | Robert H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Will-County, Illinois
Son, age 22
Will-County, Illinois · implied b. ~1918 — 7 household members
| Surname | Morrison |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet City |
| 1935 Residence (County) | Will |
| Occupation | Bridge Contractor |
| Industry | Own business |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Morrison across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Raymond Morrison (~0.92 confidence) and mother Ida Morrison (~0.92 confidence) and father Raymond Morrison (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Raymond Morrison
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Ida Morrison
b. ~1894
Source mother
● Household
· direct · ~0.92
Father
Raymond Morrison
b. ~1896
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Morrison
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
Elizabeth Morrison
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Morrison
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Morrison
Sibling · 1940 · age 21
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 — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00907-00791)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Savage | 69 | Head | Lawyer | Illinois |
| 42 | Ruth Savage | 37 | Wife | Interne | Illinois |
| 43 | Amos Savage | 35 | Son | Accountant | Illinois |
| 44 | Ruth Marie Savage | 13 | Daughter | — | Illinois |
| 45 | Edna G. Beadle | 49 | Lodger | — | Illinois |
| 46 | Margaret Boyce | 21 | Maid | Maid | Illinois |
| 47 | Newbury G. Johnson | 52 | Head | Physician | Iowa |
| 48 | Anna Johnson | 53 | Wife | Housekeeper | Illinois |
| 49 | Alta M. Matthews | 59 | Head | — | Illinois |
| 50 | Marie L. Parr | 20 | Maid | Maid | Illinois |
| 51 | Minnie S. Shaw | 65 | Head | Music Teacher | Illinois |
| 52 | Edward R. Morton | 57 | Head | — | Tenn |
| 53 | Henry Morton | 29 | Son | Engineer | Illinois |
| 54 | Sharly Morton | 19 | Son | — | Illinois |
| 55 | Frank J. Ehrhardt | 45 | Head | Physician | Illinois |
| 56 | Georgia L. Ehrhardt | 44 | Wife | — | Illinois |
| 57 | George F. Ehrhardt | 14 | Son | — | Illinois |
| 58 | Sylvester A. Ehrhardt | 12 | Daughter | — | Illinois |
| 59 | Carole C. Ehrhardt | 11 | Daughter | — | Illinois |
| 60 | Frank B. Ehrhardt | 9 | Son | — | Illinois |
| 61 | Robert R. Cameron | 58 | Head | Vice President | Illinois |
| 62 | Alice M. Cameron | 58 | Wife | — | New York |
| 63 | Elizabeth Cameron | 65 | Sister | — | Illinois |
| 64 | Raymond Wenner | 45 | Head | Salesman | Illinois |
| 65 | Emma R. Wenner | 47 | Sister | — | Illinois |
| 66 | Elizabeth Theiler | 71 | Guest | — | Illinois |
| 67 | Raymond K. Morrison | 44 | Head | Bridge Contractor | Illinois |
| 68 | Ida May Morrison | 47 | Wife | — | Illinois |
| 69 | Robert B. Morrison THIS PERSON | 22 | Son | Bridge Contractor | Illinois |
| 70 | Raymond Jr. Morrison | 21 | Son | — | Illinois |
| 71 | Elizabeth Morrison | 18 | Daughter | — | Illinois |
| 72 | George Morrison | 11 | Son | — | Illinois |
| 73 | George W. Brown | 23 | Lodger | — | Illinois |
| 74 | John B. Warner | 57 | Head | Bookkeeper | Illinois |
| 75 | Florence B. Warner | 60 | Wife | — | Illinois |
| 76 | Lee Butterman | 67 | Head | Assistant Postmaster | Illinois |
| 77 | Charlotte Butterman | 66 | Wife | — | Illinois |
| 78 | Martin Owen | 63 | Head | Physician | Austria |
| 79 | Elizabeth A. Owen | 58 | Wife | — | Illinois |
| 80 | Emma Schall | 60 | Sister in law | — | Illinois |
Pedigree Summary
Robert + 3 siblings
Gen 1 · 3 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)