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Mary Bailey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Crawford-County, Illinois
Our Model Tree links this Mary Bailey across the 1920, 1930 and 1940 US Censuses in Crawford-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1879), then head of a 6-person household.
Age 61
b. ~1879
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Crawford-County, Illinois |
| Surname | Bailey |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Lamotte Township |
| 1935 Residence (County) | Crawford |
| Additional Details | |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Lamotte Township |
| Est. Birth Year | ~1879 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ora Bailey | Head | — | 61 | ~1879 |
| Dorothy Bailey | Other | — | 12 | ~1928 |
| Ientha Bailey | Other | — | 19 | ~1921 |
| Charles Bailey | Son | — | 33 | ~1907 |
| Norris Bailey | Son | — | 26 | ~1914 |
| Mary Bailey | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Crawford, Illinois
Spouse, age 41
Crawford, Illinois · implied b. ~1879 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bailey |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Crawford, Illinois
Spouse, age 52
Crawford, Illinois · implied b. ~1878 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bailey |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Crawford-County, Illinois
Spouse, age 61
Crawford-County, Illinois · implied b. ~1879 — 6 household members
| Surname | Bailey |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Lamotte Township |
| 1935 Residence (County) | Crawford |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 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 Mary Bailey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Bailey
Spouse · 1940 · age 61 · b. ~1879 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Crawford-County, Illinois
Open full size
1940 US Federal Census — Crawford-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00791-00167)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles E. Goff | 55 | Head | Freight Conductor | Indiana |
| 42 | Ola Goff | 45 | Wife | — | Indiana |
| 43 | Rosemary Goff | 13 | Daughter | — | Illinois |
| 44 | Nina P. Goff | 10 | Daughter | — | Illinois |
| 45 | Mae Richey | 62 | Head | — | Illinois |
| 46 | Dale C. Richey | 40 | Daughter | Teacher | Illinois |
| 47 | James A. Garrard | 75 | Head | — | Illinois |
| 48 | Anna Garrard | 68 | Wife | — | Indiana |
| 49 | Ida M. Peggitt | 60 | Head | Cook | Illinois |
| 50 | Austy R. Lankston | 34 | Son-in-law | Mechanic | Illinois |
| 51 | Dale E. Lankston | 32 | Daughter | Recorder | Illinois |
| 52 | Peggy J. Lankston | 10 | Granddaughter | — | Illinois |
| 53 | William H. Hughes | 27 | Head | Farmer | Illinois |
| 54 | Frances C. Hughes | 26 | Wife | — | Illinois |
| 55 | Ola M. Hughes | 61 | Mother | — | Illinois |
| 56 | Laurence L. Stotl|Stotz | 34 | Head | Farmer | Illinois |
| 57 | Marie E. Stotl|Stotz | 30 | Wife | — | Illinois |
| 58 | Jacqueline J. Stotl|Stotz | 9 | Daughter | — | Illinois |
| 59 | Robert E. Stotl|Stotz | 8 | Son | — | Illinois |
| 60 | Effie Hotchkiss | 70 | Head | — | Illinois |
| 61 | Charles H. Hotchkiss | 38 | Son | Mechanic | Illinois |
| 62 | Mary M. Hotchkiss | 35 | Daughter-in-law | — | Illinois |
| 63 | Arthur Hotchkiss | 46 | Head | Carpenter | Illinois |
| 64 | Elsie G. Hotchkiss | 44 | Wife | — | Illinois |
| 65 | Harold H. Raley | 36 | Head | Pumper | Illinois |
| 66 | Mildred M. Raley | 32 | Wife | — | Illinois |
| 67 | Tommy M. Raley | 13 | Son | — | Illinois |
| 68 | Donna R. Raley | 10 | Daughter | — | Illinois |
| 69 | Ora A. Bailey | 61 | Head | Farmer | Illinois |
| 70 | Mary E. Bailey THIS PERSON | 61 | Wife | — | Illinois |
| 71 | Charles H. Bailey | 33 | Son | Trucker | Illinois |
| 72 | Ientha J. Bailey | 19 | Daughter-in-law | — | Illinois |
| 73 | Dorothy D. Bailey | 12 | Granddaughter | — | Illinois |
| 74 | Norris R. Bailey | 26 | Son | Farmer | Illinois |
| 75 | Emma M. Cole | 69 | Head | — | Indiana |
| 76 | Lawrence H. Haskins | 69 | Head | — | Illinois |
| 77 | Ella J. Haskins | 59 | Wife | — | Illinois |
| 78 | John W. Seymour | 74 | Head | — | Illinois |
| 79 | Nora M. Seymour | 67 | Wife | — | Indiana |
| 80 | Clark E. Seymour | 31 | Son | Garage Owner | 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)