ES
Eula Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Shelby-County, Texas
Our Model Tree links this Eula Smith across the 1920, 1930 and 1940 US Censuses in Shelby-County, Texas (XGBoost, ~Confirmed), with identified parents Melvin & William — first a daughter (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Daughter
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Texas |
| Surname | Smith |
| Given Name | Eula Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Harlan (Line 3) |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Harlan Line 3 |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Eula | Age | Birth yr |
|---|---|---|---|---|
| Hester Williams | Spouse | — | 27 | ~1913 |
| Doris Bailey | Daughter | — | 17 | ~1923 |
| Eula Smith | Daughter | — | 21 | ~1919 |
Census Appearances
1920
Shelby, Texas
Daughter, age 1
Shelby, Texas · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Eula M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Shelby, Texas
Daughter, age 11
Shelby, Texas · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Euloma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| 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
Shelby-County, Texas
Daughter, age 21
Shelby-County, Texas · implied b. ~1919 — 3 household members
| Surname | Smith |
| Given Name | Eula Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Harlan (Line 3) |
| 1935 Residence (County) | Shelby |
| Class of Worker | 0 |
| Highest Grade | H 4 |
| 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 Eula Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Melvin Smith (~0.92 confidence) and father William Smith (~0.92 confidence) and mother Hester Williams (~0.60 confidence) and mother Mildred Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
Melvin Smith
b. ~1898
Source father
● Household
· direct · ~0.92
Father
William Smith
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Hester Williams
b. ~1913
Source mother
● Household
· direct · ~0.6
Mother
Mildred Smith
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Eula Smith
Daughter · 1940 · age 21 · b. ~1919 · Texas
★ You are viewing this record
Sibling
Doris Bailey
Sibling · 1940 · age 17
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 — Shelby-County, Texas
Open full size
1940 US Federal Census — Shelby-County, Texas
Page Contents
4 people indexed on this census page (nara:1940:m-t0627-04136-00457)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Doris Bailey | 17 | Daughter | — | Texas |
| 2 | Hester Williams | 27 | Wife | — | Texas |
| 3 | Eula Mae Smith THIS PERSON | 21 | Daughter | — | Texas |
| 4 | Ford King | 23 | Head | Salesman | Texas |
Pedigree Summary
Eula + 1 sibling
Gen 1 · 4 parents
~0.84
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)