MA
Mary Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Collin-County, Texas
Our Model Tree links this Mary Allen across the 1920, 1930 and 1940 US Censuses in Collin-County, Texas (XGBoost, ~Confirmed), with identified parents J & John — first a daughter (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Female
Daughter
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Collin-County, Texas |
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Collin |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | J P 6 |
| Est. Birth Year | ~1912 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Allen | Daughter | — | 28 | ~1912 |
| J Allen | Head | — | 64 | ~1876 |
| Daniel Allen | Son | — | 29 | ~1911 |
| Sadie Allen | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Collin, Texas
Daughter, age 7
Collin, Texas · implied b. ~1913 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Collin, Texas
Daughter, age 18
Collin, Texas · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Collin-County, Texas
Daughter, age 28
Collin-County, Texas · implied b. ~1912 — 4 household members
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Collin |
| Highest Grade | Hs 4 |
| 1935 Residence | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father J Allen (~0.92 confidence) and father John Allen (~0.92 confidence) and father J Allen (~0.92 confidence) and mother Sadie Allen (~0.92 confidence) and mother Lula Allen (~0.92 confidence) and mother Flow Allen (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
J Allen
b. ~1876
Source father
● Household
· direct · ~0.92
Father
John Allen
b. ~1876
Source father
● Household
· direct · ~0.92
Father
J Allen
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Sadie Allen
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Lula Allen
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Flow Allen
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Allen
Daughter · 1940 · age 28 · b. ~1912 · Texas
★ You are viewing this record
Sibling
Daniel Allen
Sibling · 1940 · age 29
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 — Collin-County, Texas
Open full size
1940 US Federal Census — Collin-County, Texas
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04009-00403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Barbara Malone | 14 | Daughter | — | Texas |
| 42 | Jim F. Malone | 13 | Son | — | Texas |
| 43 | Clifford Gay | 30 | Head | Laborer | Texas |
| 44 | Gladys Gay | 26 | Wife | — | Texas |
| 45 | Elizabeth J. Gay | 2 | Daughter | — | Texas |
| 46 | Lloyd Morris | 44 | Head | Farmer | Texas |
| 47 | Beatrice Morris | 43 | Wife | Housekeeper | Texas |
| 48 | Elena May Morris | 25 | Daughter | — | Texas |
| 49 | Alton F. Morris | 23 | Son | Farmer | Texas |
| 50 | Nell Morris | 8 | Daughter | — | Texas |
| 51 | Doris Morris | 5 | Daughter | — | Texas |
| 52 | Vinson Gay | 52 | Head | Laborer | Texas |
| 53 | Eula Jane Gay | 50 | Wife | — | Texas |
| 54 | Harold Gay | 24 | Son | Laborer | Texas |
| 55 | Willie R. Gay | 22 | Son | Laborer | Texas |
| 56 | Opal Ann Gay | 12 | Daughter | — | Texas |
| 57 | Willie Thellos | Shellos | 35 | Head | Farmer | Texas |
| 58 | Mollie Thellos | Shellos | 27 | Wife | — | Texas |
| 59 | Wilma Thellos | Shellos | 4 | Daughter | — | Texas |
| 60 | Jewel D. Thellos | Shellos | 2 | Daughter | — | Texas |
| 61 | Ira Thellos | Shellos | 37 | Head | Farmer | Texas |
| 62 | Verna Thellos | Shellos | 26 | Wife | — | Texas |
| 63 | Edna Earl Thellos | Shellos | 6 | Daughter | — | Texas |
| 64 | J. W. Allen | 64 | Head | Farmer | Texas |
| 65 | Sadie Allen | 63 | Wife | — | Texas |
| 66 | Daniel Allen | 29 | Son | Farmer | Texas |
| 67 | Mary Allen THIS PERSON | 28 | Daughter | — | Texas |
| 68 | J. B. Hutcheson | 48 | Head | Farmer | Texas |
| 69 | Grace Hutcheson | 39 | Wife | — | Indiana |
| 70 | John Sam Hutcheson | 15 | Son | — | Texas |
| 71 | Ruth Hutcheson | 10 | Daughter | — | Texas |
| 72 | Joe B. Morgan | 24 | Head | Laborer | Texas |
| 73 | Maurine Morgan | 22 | Wife | Housekeeper | Texas |
| 74 | Vernon Morgan | 4 | Son | — | Texas |
| 75 | Ed Lewis | 71 | Head | Farmer | Texas |
| 76 | Sarah Lewis | 66 | Wife | Housewife | Texas |
| 77 | Henry Lewis | 44 | Son | Farmer | Texas |
| 78 | Florence Crowder | 23 | Daughter | Housekeeper | Texas |
| 79 | Betty Jean Crowder | 5 | Daughter | — | Texas |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)