RM
Robert Mccormick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Massac-County, Illinois
Our Model Tree links this Robert Mccormick across the 1920, 1930 and 1940 US Censuses in Massac-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 4-person household.
Age 72
b. ~1868
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Massac-County, Illinois |
| Surname | McCormick |
| Given Name | Robert D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Jackson E.P. |
| 1935 Residence (County) | Massac |
| Additional Details | |
| Occupation | Old age assistance |
| Income (1939) | 144 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Old Age Assistance |
| Township / Ward | Jackson Ep |
| Est. Birth Year | ~1868 |
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 |
|---|---|---|---|---|
| Maggie Mccormick | Spouse | — | 67 | ~1873 |
| Robert Mccormick | Head | — | 72 | ~1868 |
| Robert Mccormick | Son | — | 40 | ~1900 |
| Margaret Hitterman | Daughter | — | 19 | ~1921 |
Census Appearances
1920
Massac, Illinois
Head, age 51
Massac, Illinois · implied b. ~1869 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCornick |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | General |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Massac, Illinois
Head, age 62
Massac, Illinois · implied b. ~1868 — 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 | 62 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 30 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 25 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Massac-County, Illinois
Head, age 72
Massac-County, Illinois · implied b. ~1868 — 4 household members
| Surname | McCormick |
| Given Name | Robert D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Jackson E.P. |
| 1935 Residence (County) | Massac |
| Occupation | Old age assistance |
| Income (1939) | 144 |
| Highest Grade | No 8 |
| 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 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 72 · b. ~1868 · 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 — Massac-County, Illinois
Open full size
1940 US Federal Census — Massac-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00856-00178)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert D. Mccormick THIS PERSON | 72 | Head | Old Age Assistance | Illinois |
| 2 | Maggie Mccormick | 67 | Wife | Old Age Assistance | Illinois |
| 3 | Robert Jr. Mccormick | 40 | Son | Self | Illinois |
| 4 | Margaret Hitterman | 19 | Daughter | — | Illinois |
| 5 | William F. Wynner | 74 | Head | Farmer | Illinois |
| 6 | Lucy A. Wynner | 72 | Wife | — | Missouri |
| 7 | Nell E. Wynner | 39 | Daughter | School Teacher | Illinois |
| 8 | Ernest Lynn | 32 | Head | Farmer | Illinois |
| 9 | Hattie Lynn | 31 | Wife | — | Illinois |
| 10 | Everett W. Lynn | 10 | Son | — | Illinois |
| 11 | William D. Perkins | 70 | Head | — | Illinois |
| 12 | Maude S. Perkins | 65 | Wife | — | Illinois |
| 13 | Ellen Perkins | 55 | Sister | — | Illinois |
| 14 | Joel A. Farris | 68 | Head | Farmer | Kentucky |
| 15 | Ethel Farris | 50 | Wife | — | Illinois |
| 16 | William H. Brunner | 54 | Head | Farmer | Kentucky |
| 17 | Emma F. Brunner | 37 | Wife | — | Missouri |
| 18 | Fred Bush | 17 | Son | Laborer | Missouri |
| 19 | Palmyra Bush | 14 | Daughter | — | Kentucky |
| 20 | Logan L. Lawrence | 45 | Head | Farmer | Illinois |
| 21 | Alberta Lawrence | 36 | Wife | House Work | Illinois |
| 22 | Joseph C. Lawrence | 13 | Son | — | Illinois |
| 23 | Fred J. Lawrence | 47 | Head | Banker | Illinois |
| 24 | Blanche N. Lawrence | 46 | Wife | House Work | Illinois |
| 25 | William R. Wallace | 47 | Head | Road Work | Illinois |
| 26 | Hellen L. Wallace | 39 | Wife | House Work | Missouri |
| 27 | Ray E. Wallace | 9 | Son | — | Illinois |
| 28 | Thomas E. Wallace | 7 | Son | — | Illinois |
| 29 | Bobby J. Wallace | 3 | Son | — | Illinois |
| 30 | Steve E. Madden | 55 | Head | Farmer | Illinois |
| 31 | Angie Madden | 77 | Mother | — | Illinois |
| 32 | Ethel Madden | 57 | Sister | Housework | Illinois |
| 33 | Leatha Madden | 46 | Sister | Housework | Illinois |
| 34 | Clyde S. Owens | 27 | Head | Road Work | Arkansas |
| 35 | Wilda J. Owens | 20 | Wife | — | Illinois |
| 36 | Dorothy E. Owens | 3 | Daughter | — | Illinois |
| 37 | Lanie E. Owens | 0 | Son | — | Illinois |
| 38 | Ruffus S. Farris | 52 | Head | Road Work | Kentucky |
| 39 | Eura Farris | 39 | Wife | Housework | Illinois |
| 40 | Marshall Farris | 18 | 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)