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Mary Mcclain — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cumberland-County, Illinois
Our Model Tree links this Mary Mcclain across the 1930 and 1940 US Censuses in Cumberland-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, Illinois |
| Surname | McClain |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cumberland |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Toledo |
| Est. Birth Year | ~1928 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Stella Mcclain | Spouse | — | 41 | ~1899 |
| Mary Mcclain | Daughter | — | 12 | ~1928 |
| Carol Mcclain | Daughter | — | ~1940 | |
| Leland Mcclain | Son | — | 9 | ~1931 |
| Henry Mcclain | Head | — | 40 | ~1900 |
| John Mcclain | Son | — | 14 | ~1926 |
| Howard Mcclain | Son | — | 5 | ~1935 |
| Orville Mcclain | Son | — | 16 | ~1924 |
| Donna Mcclain | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Cumberland, Illinois
Daughter, age 2
Cumberland, Illinois · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClain |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cumberland-County, Illinois
Daughter, age 12
Cumberland-County, Illinois · implied b. ~1928 — 9 household members
| Surname | McClain |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cumberland |
| Highest Grade | No 4 |
| 1935 Residence | Illinois |
| 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 Mary Mcclain across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcclain
Daughter · 1940 · age 12 · b. ~1928 · Illinois
★ You are viewing this record
Sibling
Carol Mcclain
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcclain
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Orville Mcclain
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leland Mcclain
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Mcclain
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Mcclain
Sibling · 1940 · age 5
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 — Cumberland-County, Illinois
Open full size
1940 US Federal Census — Cumberland-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00792-00235)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lena M Greenwood | 78 | Head | — | North Carolina |
| 42 | Floyd Freyburger | 41 | Son-in-law | Operator | Illinois |
| 43 | Hazel Freyburger | 41 | Daughter | — | Illinois |
| 44 | Erwin Browning | 27 | Head | Broommaker | Illinois |
| 45 | Pearl Browning | 26 | Wife | — | Illinois |
| 46 | Richard Browning | 0 | Son | — | Illinois |
| 47 | Lura May Miller | 66 | Head | — | Illinois |
| 48 | Earl Oakley | 31 | Head | Broommaker | Illinois |
| 49 | Alberta Oakley | 23 | Wife | — | Illinois |
| 50 | Donna Lou Oakley | 4 | Daughter | — | Illinois |
| 51 | Albert Rhodes | 59 | Head | — | Illinois |
| 52 | Anna B Rhodes | 58 | Wife | — | Illinois |
| 53 | Nancy A Huffman | 80 | Head | — | Illinois |
| 54 | Huffman | None | — | — | — |
| 55 | Lewis D Corder | 29 | Head | Laborer | Illinois |
| 56 | Mae Corder | 24 | Wife | — | Illinois |
| 57 | Alice Corder | 6 | Daughter | — | Illinois |
| 58 | Donald Corder | 2 | Son | — | Illinois |
| 59 | Virgil Vogel | 44 | Head | Laborer | Illinois |
| 60 | Maude L Vogel | 40 | Wife | Cream Tester | Illinois |
| 61 | Eleanor Vogel | 20 | Daughter | Office Work | Illinois |
| 62 | William Vogel | 16 | Son | — | Illinois |
| 63 | Margaret Vogel | 11 | Daughter | — | Illinois |
| 64 | Henry Mcclain | 40 | Head | Laborer | Illinois |
| 65 | Stella P Mcclain | 41 | Wife | — | Illinois |
| 66 | Orville Mcclain | 16 | Son | Laborer | Illinois |
| 67 | John S Mcclain | 14 | Son | — | Illinois |
| 68 | Mary Mcclain THIS PERSON | 12 | Daughter | — | Illinois |
| 69 | Leland Mcclain | 9 | Son | — | Illinois |
| 70 | Donna Mcclain | 6 | Daughter | — | Illinois |
| 71 | Howard Mcclain | 5 | Son | — | Illinois |
| 72 | Carol Mcclain | 0 | Daughter | — | Illinois |
| 73 | Fred D Wilson | 43 | Head | — | Illinois |
| 74 | Lowell Wilson | 35 | Son | Mechanic | Illinois |
| 75 | Joe M Wilson | 23 | Son | — | Illinois |
| 76 | Wilson | None | — | — | — |
| 77 | Ernest Butler | 63 | Head | — | Illinois |
| 78 | Jennie M Butler | 63 | Wife | — | Illinois |
| 79 | Nettie Liters | 59 | Sister-in-law | — | Illinois |
| 80 | Jerry Whipple | 84 | Head | — | Illinois |
Related Census Records
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)