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Mary Alexander — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Henry-County, Tennessee
Our Model Tree links this Mary Alexander across the 1930 and 1940 US Censuses in Henry-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 13-person household.
Age 19
b. ~1921
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Tennessee |
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 12 District |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | Laundress |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 25 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Laundress |
| Township / Ward | 12 District |
| Est. Birth Year | ~1921 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Alexander | Daughter | — | 19 | ~1921 |
| Wattie Alexander | Daughter | — | 10 | ~1930 |
| Lola Alexander | Daughter | — | 4 | ~1936 |
| Irene Alexander | Daughter | — | 14 | ~1926 |
| Derile Alexander | Daughter | — | 16 | ~1924 |
| Pauline Alexander | Daughter | — | 14 | ~1926 |
| Arthur Alexander | Head | — | 59 | ~1881 |
| Robert Alexander | Other | — | 1 | ~1939 |
| J Alexander | Son | — | 11 | ~1929 |
| Claude Alexander | Son | — | 7 | ~1933 |
| Harold Alexander | Son | — | 2 | ~1938 |
| Jack Alexander | Son | — | 16 | ~1924 |
| Gladys Alexander | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Henry, Tennessee
Daughter, age 8
Henry, Tennessee · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Mary H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Henry-County, Tennessee
Daughter, age 19
Henry-County, Tennessee · implied b. ~1921 — 13 household members
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 12 District |
| 1935 Residence (County) | Henry |
| Occupation | Laundress |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 25 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Alexander across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Alexander
Daughter · 1940 · age 19 · b. ~1921 · Tennessee
★ You are viewing this record
Sibling
Claude Alexander
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wattie Alexander
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Alexander
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Alexander
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lola Alexander
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Alexander
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Alexander
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Alexander
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Derile Alexander
Sibling · 1940 · age 16
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 — Henry-County, Tennessee
Open full size
1940 US Federal Census — Henry-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03905-00645)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alavis Crawford | 27 | Wife | — | Tennessee |
| 42 | Billie H. Crawford | 5 | Son | — | Tennessee |
| 43 | Jerry F. Crawford | 1 | Son | — | Tennessee |
| 44 | Hugh D. Hall | 8 | Step-son | — | Tennessee |
| 45 | Homer T. Crawford | 34 | Head | Farmer | Tennessee |
| 46 | Tera B. Crawford | 34 | Wife | — | Tennessee |
| 47 | Ruby Lee Crawford | 11 | Daughter | — | Tennessee |
| 48 | Marty J. Crawford | 8 | Daughter | — | Tennessee |
| 49 | Thomas H. Crawford | 5 | Son | — | Tennessee |
| 50 | Annie C. Alexander | 70 | Head | — | Tennessee |
| 51 | Carolyn Trains | 6 | Grand-daughter | — | Tennessee |
| 52 | Milburn Hudson | 28 | Lodger | Farm Laborer | Tennessee |
| 53 | Elbert H. Alexander | 36 | Head | Farmer | Tennessee |
| 54 | Rosa O. Alexander | 31 | Wife | — | N. Carolina |
| 55 | Ruth Ann Alexander | 6 | Daughter | — | Tennessee |
| 56 | Jane Mcclure | 69 | Head | — | Tennessee |
| 57 | Linzy S. Mcclure | 32 | Head | Farmer | Tennessee |
| 58 | Bertha L. Mcclure | 29 | Wife | — | Tennessee |
| 59 | James T. Mcclure | 9 | Son | — | Tennessee |
| 60 | Betty Jean Mcclure | 2 | Daughter | — | Tennessee |
| 61 | Herbert E. Mcclure | 0 | Son | — | Tennessee |
| 62 | Arthur Alexander | 59 | Head | Farm Laborer | Tennessee |
| 63 | Gladys Alexander | 40 | Wife | — | Tennessee |
| 64 | Mary Alexander THIS PERSON | 19 | Daughter | Laundress | Tennessee |
| 65 | Derile Alexander | 16 | Daughter | Washing | Tennessee |
| 66 | Jack Alexander | 16 | Son | Farm Laborer | Tennessee |
| 67 | Pauline Alexander | 14 | Daughter | — | Tennessee |
| 68 | Irene Alexander | 14 | Daughter | — | Tennessee |
| 69 | J. C. Alexander | 11 | Son | — | Tennessee |
| 70 | Wattie Alexander | 10 | Daughter | — | Tennessee |
| 71 | Claude Alexander | 7 | Son | — | Tennessee |
| 72 | Lola G. Alexander | 4 | Daughter | — | Tennessee |
| 73 | Harold Alexander | 2 | Son | — | Tennessee |
| 74 | Robert E. Alexander | 1 | Grandson | — | Tennessee |
| 75 | Travis A. Wilkins | 50 | Head | Laborer | Tennessee |
| 76 | James Wilkins | 17 | Son | — | Tennessee |
| 77 | Samuel Wilkins | 15 | Son | — | Tennessee |
| 78 | H. Edgar Taylor | 70 | Head | Farmer | Tennessee |
| 79 | Hassie A. Taylor | 52 | Wife | — | Tennessee |
| 80 | Emma Foster | 74 | Sister-in-law | — | Tennessee |
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)