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Mary Mcmillan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Mississippi
Our Model Tree links this Mary Mcmillan across the 1930 and 1940 US Censuses in Jackson-County, Mississippi (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 9-person household.
Age 42
b. ~1898
Female
Spouse
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Mississippi |
| Surname | McMillan |
| Given Name | Mary Lena |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat #3 |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Beat 3 |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Ruth Mcmillan | Daughter | — | 7 | ~1933 |
| Ralph Mcmillan | Son | — | 7 | ~1933 |
| Almer Mcmillan | Head | — | 53 | ~1887 |
| Mary Mcmillan | Spouse | — | 42 | ~1898 |
| Harold Mcmillan | Son | — | 5 | ~1935 |
| Albert Mcmillan | Son | — | 23 | ~1917 |
| Benjamin Mcmillan | Son | — | 15 | ~1925 |
| Thomas Mcmillan | Son | — | 13 | ~1927 |
| James Mcmillan | Son | — | 1 | ~1939 |
Census Appearances
1930
Jackson, Mississippi
Other, age 32
Jackson, Mississippi · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McMillan |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 18 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jackson-County, Mississippi
Spouse, age 42
Jackson-County, Mississippi · implied b. ~1898 — 9 household members
| Surname | McMillan |
| Given Name | Mary Lena |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat #3 |
| 1935 Residence (County) | Jackson |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Mcmillan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Mcmillan
Spouse · 1940 · age 42 · b. ~1898 · Mississippi
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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 — Jackson-County, Mississippi
Open full size
1940 US Federal Census — Jackson-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02032-00546)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Adam Tanner | 34 | Head | Teamster | Mississippi |
| 42 | Sallie Otie Tanner | 34 | Wife | — | Michigan |
| 43 | Margaret Tanner | 12 | Daughter | — | Mississippi |
| 44 | Alice Eva Tanner | 10 | Daughter | — | Mississippi |
| 45 | James Adam Tanner | 7 | Son | — | Mississippi |
| 46 | Barba Ann Tanner | 4 | Daughter | — | Mississippi |
| 47 | Samuel Albert Tanner | 2 | Son | — | Mississippi |
| 48 | George Lewis Tanner | 26 | Brother | Laborer | Mississippi |
| 49 | Jessie William Tanner | 66 | Head | Proprietor | Mississippi |
| 50 | Martha Murilla Tanner | 66 | Wife | — | Mississippi |
| 51 | Almer Mcmillan | 53 | Head | Proprietor | Mississippi |
| 52 | Mary Lena Mcmillan THIS PERSON | 42 | Wife | — | Alabama |
| 53 | Albert Louis Mcmillan | 23 | Son | Laborer (Broom) | Mississippi |
| 54 | Benjamin F. Mcmillan | 15 | Son | — | Mississippi |
| 55 | Thomas Wright Mcmillan | 13 | Son | — | Mississippi |
| 56 | Ralph Alfred Mcmillan | 7 | Son | — | Mississippi |
| 57 | Ruth Averie Mcmillan | 7 | Daughter | — | Mississippi |
| 58 | Harold Grant Mcmillan | 5 | Son | — | Mississippi |
| 59 | James Woodrow Mcmillan | 1 | Son | — | Mississippi |
| 60 | Robert T. Cochran | 64 | Head | Proprietor | Mississippi |
| 61 | Le Roy Boone | 37 | Son-in-law | Truck-Driver | Mississippi |
| 62 | Rosamond Elfrida Boone | 20 | Daughter | — | Mississippi |
| 63 | Alphonse Roosevelt Tanner | 33 | Head | — | Mississippi |
| 64 | Ada Tanner | 33 | Wife | — | Mississippi |
| 65 | Louis Sherwood Olsen | 15 | Step-son | — | Mississippi |
| 66 | Clyto Olsen | 11 | Step-daughter | — | Mississippi |
| 67 | Pearl Edwena Olsen | 9 | Step-daughter | — | Mississippi |
| 68 | Ellis Olsen | 6 | Step-son | — | Mississippi |
| 69 | Zounia Jane Tanner | 1 | Daughter | — | Mississippi |
| 70 | Robert Caradine Roberts | 53 | Head | Proprietor | Mississippi |
| 71 | Alice Mae Roberts | 57 | Sister | — | Mississippi |
| 72 | Angeline Ethel Roberts | 81 | Mother | — | Mississippi |
| 73 | Dronn Ruble Roberts | 41 | Head | Foreman | Mississippi |
| 74 | Elizabeth Roberts | 42 | Wife | — | Mississippi |
| 75 | Bob Irwin Roberts | 11 | Son | — | Texas |
| 76 | Artie Vanhorn Roberts | 6 | Son | — | Mississippi |
| 77 | Amos Vernon Mcmillan | 43 | Head | Laborer | Mississippi |
| 78 | Mary Caroline Mcmillan | 18 | Daughter | — | Mississippi |
| 79 | James Lloyd Mcmillan | 12 | Son | — | Mississippi |
| 80 | Lewis W. Laye | 48 | Head | Laborer | Mississippi |
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)