RM
Robert Mccormick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Macoupin-County, Illinois
Our Model Tree links this Robert Mccormick across the 1920, 1930 and 1940 US Censuses in Macoupin-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 4-person household.
Age 62
b. ~1878
Male
Head
Born: Illinois
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Macoupin-County, Illinois |
| Surname | McCormick |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Carlinville City |
| 1935 Residence (County) | Macoupin |
| Additional Details | |
| Occupation | Retired |
| Industry | Coal Mines |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Retired |
| Township / Ward | Carlinville City |
| Est. Birth Year | ~1878 |
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 |
|---|---|---|---|---|
| Robert Mccormick | Head | — | 62 | ~1878 |
| Helen Mccormick | Daughter | — | 29 | ~1911 |
| Clarence Mccormick | Son | — | 37 | ~1903 |
| Gertrude Mccormick | Daughter | — | 30 | ~1910 |
Census Appearances
1920
Macoupin, Illinois
Head, age 41
Macoupin, Illinois · implied b. ~1879 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Coal miner |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Macoupin, Illinois
Head, age 51
Macoupin, Illinois · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | laborer |
| Industry | general |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macoupin-County, Illinois
Head, age 62
Macoupin-County, Illinois · implied b. ~1878 — 4 household members
| Surname | McCormick |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Carlinville City |
| 1935 Residence (County) | Macoupin |
| Occupation | Retired |
| Industry | Coal Mines |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| 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 Mccormick across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Robert Mccormick
Head · 1940 · age 62 · b. ~1878 · Illinois
★ 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 — Macoupin-County, Illinois
Open full size
1940 US Federal Census — Macoupin-County, Illinois
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-00846-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edna Graham | 19 | Daughter | Stenographer | Illinois |
| 2 | Charles Graham | 17 | Son | Laborer | Illinois |
| 3 | Roberta Graham | 14 | Daughter | — | Illinois |
| 5 | John Schaefer | 38 | Head | Jeweler | Illinois |
| 6 | Lela Schaefer | 36 | Wife | — | Illinois |
| 7 | William H Ward | 66 | Head | Retired | Illinois |
| 8 | Nettie Ward | 64 | Wife | — | Illinois |
| 9 | Thomas Maloy | 61 | Head | — | Illinois |
| 10 | Michael Maloy | 74 | Partner | — | Illinois |
| 11 | Ella Maloy | 69 | Partner | — | Illinois |
| 13 | Robert Mccormick THIS PERSON | 62 | Head | Retired | Illinois |
| 14 | Clarence Mccormick | 37 | Son | Truck Driver | Illinois |
| 15 | Gertrude Mccormick | 30 | Daughter | Stenographer | Illinois |
| 16 | Helen Mccormick | 29 | Daughter | — | Illinois |
| 17 | Jesse Baker | 24 | Head | Laborer | Illinois |
| 18 | Dorothy Baker | 23 | Wife | — | Illinois |
| 19 | Joan Baker | 3 | Daughter | — | Illinois |
| 20 | Elmer Bryant | 26 | Head | Supervisor | Illinois |
| 21 | Lela Mae Bryant | 21 | Wife | — | Illinois |
| 23 | Joseph Rodgers | 86 | Head | — | Kentucky |
| 24 | Lela Rodgers | 45 | Daughter | Housekeeping | Illinois |
| 25 | Frank Devitt | 68 | Head | — | Illinois |
| 26 | Bridget Devitt | 62 | Wife | — | Illinois |
| 27 | Catherine Devitt | 29 | Daughter | Instructor | Illinois |
| 28 | Joseph Devitt | 20 | Son | Clerk | Illinois |
| 29 | Albert Jones | 49 | Head | Machine Runner | Kansas |
| 30 | Myrtle Jones | 37 | Wife | — | Illinois |
| 31 | Clyne Jones | 17 | Son | Soil Conservation | Illinois |
| 32 | Thomas Jones | 16 | Son | — | Illinois |
| 33 | Jack Jones | 13 | Son | — | Illinois |
| 34 | Robert Jones | 2 | Son | — | Illinois |
| 36 | Edward Pocklington | 36 | Head | Laborer | Illinois |
| 37 | Marie Pocklington | 26 | Wife | — | Illinois |
| 38 | Geraldine Pocklington | 11 | Daughter | — | Illinois |
| 39 | James Pocklington | 6 | Son | — | Illinois |
| 40 | Charles Pocklington | 5 | Son | — | Illinois |
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)