MU
Mary Underwood — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Collingsworth-County, Texas
Our Model Tree links this Mary Underwood across the 1930 and 1940 US Censuses in Collingsworth-County, Texas (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 12-person household.
Age 14
b. ~1926
Female
Daughter
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Collingsworth-County, Texas |
| Surname | Underwood |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Dodsonville Village |
| 1935 Residence (County) | Collingsworth |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Dodsonville Village |
| Est. Birth Year | ~1926 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Underwood | Daughter | — | 14 | ~1926 |
| Ray Underwood | Son | — | 1 | ~1939 |
| Thomas Underwood | Head | — | 52 | ~1888 |
| Mildred Underwood | Daughter | — | 18 | ~1922 |
| William Underwood | Son | — | 5 | ~1935 |
| Nellie Underwood | Daughter | — | 7 | ~1933 |
| James Underwood | Son | — | 16 | ~1924 |
| Grace Underwood | Daughter | — | 10 | ~1930 |
| Georgia Underwood | Daughter | — | 8 | ~1932 |
| Frances Underwood | Spouse | — | 38 | ~1902 |
| Francis Underwood | Daughter | — | 19 | ~1921 |
| Ella Underwood | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Collingsworth, Texas
Daughter, age 3
Collingsworth, Texas · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | Mary R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Collingsworth-County, Texas
Daughter, age 14
Collingsworth-County, Texas · implied b. ~1926 — 12 household members
| Surname | Underwood |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Dodsonville Village |
| 1935 Residence (County) | Collingsworth |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| 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 Underwood across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Underwood
Daughter · 1940 · age 14 · b. ~1926 · Texas
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Sibling
James Underwood
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Georgia Underwood
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Underwood
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Underwood
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Underwood
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Underwood
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Underwood
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Underwood
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Underwood
Sibling · 1940 · age 1
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 — Collingsworth-County, Texas
Open full size
1940 US Federal Census — Collingsworth-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04010-00276)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Glenn O. Gord | 30 | Head | Music | Missouri |
| 2 | Georgia V. Gord | 36 | Wife | — | Louisiana |
| 3 | Glenn G. Gord | 7 | Son | — | Texas |
| 4 | Jeffery L. Gord | 1 | Son | — | Texas |
| 5 | Stanley V. Gord | 56 | Brother | — | Missouri |
| 6 | Benjamin F. Gibson | 46 | Head | Carpenter | Mississippi |
| 7 | Cornelia Gibson | 46 | Wife | — | Mississippi |
| 8 | Durill C. Gibson | 18 | Son | — | Texas |
| 9 | John R. Bright | 51 | Head | Clergyman | Alabama |
| 10 | Verna A. Bright | 52 | Wife | — | Kentucky |
| 11 | Robert H. Bright | 24 | Son | Music Teacher | Texas |
| 12 | Eugene W. Bright | 20 | Son | Music Director | Texas |
| 13 | Alvin B. Thomason | 42 | Head | Laundress | Texas |
| 14 | Virgil J. Thomason | 22 | Son | Laborer | Texas |
| 15 | Evelyn S. Thomason | 15 | Daughter | — | Texas |
| 16 | Billie R. Thomason | 13 | Daughter | — | Oklahoma |
| 17 | Thomas M. Underwood | 52 | Head | Butcher | Tennessee |
| 18 | Frances V. Underwood | 38 | Wife | — | Arkansas |
| 19 | Francis J. Underwood | 19 | Daughter | — | Texas |
| 20 | Mildred P. Underwood | 18 | Daughter | — | Texas |
| 21 | James J. Underwood | 16 | Son | — | Texas |
| 22 | Mary C. Underwood THIS PERSON | 14 | Daughter | — | Texas |
| 23 | Ella M. Underwood | 12 | Daughter | — | Oklahoma |
| 24 | Grace M. Underwood | 10 | Daughter | — | Texas |
| 25 | Georgia L. Underwood | 8 | Daughter | — | Texas |
| 26 | Nellie P. Underwood | 7 | Daughter | — | Texas |
| 27 | William B. Underwood | 5 | Son | — | Texas |
| 28 | Ray R. Underwood | 1 | Son | — | Texas |
| 29 | Smith W. Gord | 72 | Head | — | Arkansas |
| 30 | Olive E. Gord | 66 | Wife | — | Arkansas |
| 31 | Charles G. Powers | 38 | Head | Laborer | Texas |
| 32 | Unice M. Powers | 32 | Wife | Laborer | Oklahoma |
| 33 | Lurie E. Spencer | 25 | Head | School Principal | Texas |
| 34 | Evelyn R. Spencer | 23 | Wife | — | California |
| 35 | Evangeline L. Spencer | 0 | Daughter | — | Oklahoma |
| 36 | Margaret Griffith | 22 | Lodger | Teacher | Oklahoma |
| 37 | John C. Hamill | 30 | Head | Proprietor | Texas |
| 38 | Helen O. Hamill | 28 | Wife | — | Oklahoma |
| 39 | Jimmie L. Hamill | 1 | Son | — | Oklahoma |
| 40 | Ulric N. Davis | 42 | Head | Salesman | Texas |
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)