RM
Robert Morrison — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this Robert Morrison across the 1920, 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | Morrison |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown |
| Additional Details | |
| Occupation | Accountant |
| Industry | Steel Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1600 |
| Highest Grade | H 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Accountant |
| Township / Ward | Boardman |
| Est. Birth Year | ~1911 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Helen Morrison | Spouse | — | 27 | ~1913 |
| Robert Morrison | Head | — | 29 | ~1911 |
| Nancy Morrison | Daughter | — | 3 | ~1937 |
| Sister Nellie | Other | — | — |
Census Appearances
1920
Mahoning, Ohio
Son, age 7
Mahoning, Ohio · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morrison |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Mahoning, Ohio
Son, age 18
Mahoning, Ohio · implied b. ~1912 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morrison |
| Given Name | Robert G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Tester |
| Industry | Gas station |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mahoning-County, Ohio
Head, age 29
Mahoning-County, Ohio · implied b. ~1911 — 4 household members
| Surname | Morrison |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown |
| Occupation | Accountant |
| Industry | Steel Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1600 |
| Highest Grade | H 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Frank Morrison (~0.92 confidence) and father Frank Morrison (~0.92 confidence) and mother Verona Morrison (~0.92 confidence) and mother Grace Morrison (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Morrison
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Frank Morrison
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Verona Morrison
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Grace Morrison
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Morrison
Head · 1940 · age 29 · b. ~1911 · Ohio
★ 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 — Mahoning-County, Ohio
Open full size
1940 US Federal Census — Mahoning-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03108-00455)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Orren Halverstadt | 38 | Head | Truck Driver | Ohio |
| 2 | Virginia E. Halverstadt | 29 | Wife | — | Pennsylvania |
| 3 | Martin Shingledecker | 29 | Head | Fireman | Pennsylvania |
| 4 | Velma Shingledecker | 35 | Wife | — | Ohio |
| 5 | Charles Shingledecker | 17 | Son | New Worker | Pennsylvania |
| 6 | Robert Riddings | 16 | Son | — | Ohio |
| 7 | Anna J. Riddings | 15 | Stepdaughter | — | Ohio |
| 8 | Shirley Riddings | 13 | Stepdaughter | — | Ohio |
| 9 | Gust Moulis | 47 | Head | Stonecutter | Turkey |
| 10 | Joseph Lawler | 55 | Hired Man | Hired Man | New York |
| 11 | Lucy Wanamaker | 88 | Head | — | Ohio |
| 12 | Harry H. Smith | 61 | Head | Owner-Operator | Ohio |
| 13 | Alice Smith | 57 | Wife | — | Ohio |
| 14 | William Hartman | 21 | Head | Laborer | Ohio |
| 15 | Wanda Hartman | 19 | Wife | — | Ohio |
| 16 | Thomas W. Mears | 44 | Head | Operator | Ohio |
| 17 | Marie Mears | 44 | Wife | — | Pennsylvania |
| 18 | Thomas W. Mears | 9 | Son | — | Ohio |
| 19 | Edward Steffey | 57 | Head | Laborer | Pennsylvania |
| 20 | Anna Steffey | 52 | Wife | — | Pennsylvania |
| 21 | Orrie Lanterman | 34 | Head | Electrician | Ohio |
| 22 | Irene Lanterman | 26 | Wife | — | Ohio |
| 23 | Sally Lou Lanterman | 7 | Daughter | — | Ohio |
| 24 | Virginia Lanterman | 3 | Daughter | — | Ohio |
| 25 | Thomas Lanterman | 2 | Son | — | Ohio |
| 26 | John Robertson | 34 | Head | Parts Owner | Scotland |
| 27 | Helen Robertson | 34 | Wife | Legal Stenograph | Pennsylvania |
| 28 | William Mohler | 39 | Head | Asst. Supt. | Ohio |
| 29 | Ila Mohler | 37 | Wife | — | Ohio |
| 30 | Ruth Mohler | 15 | Daughter | — | Ohio |
| 31 | Dorothy Mohler | 8 | Daughter | — | Ohio |
| 32 | Irene Morse | 22 | Servant | Servant | Ohio |
| 33 | Orrin P. Nichols | 69 | Head | — | Ohio |
| 34 | Lula Nichols | 60 | Wife | — | Ohio |
| 35 | Lula M. Nichols | 39 | Daughter | Bookkeeper | Ohio |
| 36 | Budd Nichols | 36 | Son | Truck Driver | Ohio |
| 37 | Robert Morrison THIS PERSON | 29 | Head | Accountant | Ohio |
| 38 | Helen Morrison | 27 | Wife | — | Ohio |
| 39 | Nancy Morrison | 3 | Daughter | — | Ohio |
| 40 | Sister Nellie | None | F | Furniture Co | — |
Pedigree Summary
Robert
Gen 1 · 4 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)