WB
William Boyd — 1940 US Census Record
Model Tree available1940 United States Federal Census · Trigg-County, Kentucky
Our Model Tree links this William Boyd across the 1920, 1930 and 1940 US Censuses in Trigg-County, Kentucky (XGBoost, ~Confirmed), with identified parents Alney & Harry — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Trigg-County, Kentucky |
| Surname | Boyd |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 7 |
| 1935 Residence (County) | Trigg |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 0 |
| Income (1939) | 600 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Mag Dist 7 |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mildred Boyd | Daughter | — | 21 | ~1919 |
| Wilma Boyd | Daughter | — | 1 | ~1939 |
| Alney Boyd | Head | — | 43 | ~1897 |
| William Boyd | Son | — | 21 | ~1919 |
| Lalla Boyd | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Trigg, Kentucky
Son, age 1
Trigg, Kentucky · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Trigg, Kentucky
Son, age 11
Trigg, Kentucky · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | William D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Trigg-County, Kentucky
Son, age 21
Trigg-County, Kentucky · implied b. ~1919 — 5 household members
| Surname | Boyd |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 7 |
| 1935 Residence (County) | Trigg |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 0 |
| Income (1939) | 600 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 William Boyd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alney Boyd (~0.92 confidence) and father Harry Boyd (~0.92 confidence) and father Henry Boyd (~0.92 confidence) and mother Lalla Boyd (~0.92 confidence) and mother Lula Boyd (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alney Boyd
b. ~1897
Source father
● Household
· direct · ~0.92
Father
Harry Boyd
b. ~1898
Source father
● Household
· direct · ~0.92
Father
Henry Boyd
b. ~1899
Source father
● Household
· direct · ~0.92
Mother
Lalla Boyd
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Lula Boyd
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Boyd
Son · 1940 · age 21 · b. ~1919 · Kentucky
★ You are viewing this record
Sibling
Mildred Boyd
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilma Boyd
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 — Trigg-County, Kentucky
Open full size
1940 US Federal Census — Trigg-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01358-00848)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Catella | 30 | Daughter | — | Kentucky |
| 2 | Branden Allen | 21 | Head | Farmer | Kentucky |
| 3 | Nida Allen | 19 | Wife | — | Kentucky |
| 4 | Robert H. Cunningham | 36 | Head | Farmer | Kentucky |
| 5 | Mabel Cunningham | 26 | Wife | — | Kentucky |
| 6 | Iloria Cunningham | 3 | Son | — | Kentucky |
| 7 | Homer Cunningham | 32 | Brother | Farmer | Kentucky |
| 8 | Ardie Cunningham | 30 | Brother | Farmer | Kentucky |
| 9 | James P. Pollard | 19 | Head | — | Kentucky |
| 10 | Hannie Pollard | 68 | Wife | — | Kentucky |
| 11 | Bill D. Mitchell | 50 | Head | Farmer | Kentucky |
| 12 | Mamie Mitchell | 45 | Wife | — | Kentucky |
| 13 | Guy S. Peal | 31 | Head | Farmer | Kentucky |
| 14 | Rebecca Peal | 23 | Wife | — | Kentucky |
| 15 | Martha Ann Peal | 5 | Daughter | — | Kentucky |
| 16 | Eupleas Pealy | 67 | Head | Farmer | Kentucky |
| 17 | Lena Pealy | 62 | Wife | — | Kentucky |
| 18 | Jay Lyons | 20 | — | Farm Laborer | Kentucky |
| 19 | Elsie Pollard | 26 | — | Farm Laborer | Kentucky |
| 20 | John Malone | 34 | — | Farm Laborer | Kentucky |
| 21 | Julian Sanders | 51 | Head | Farmer | Kentucky |
| 22 | Marie Sanders | 38 | Wife | — | Kentucky |
| 23 | Andrew F. Sanders | 12 | Son | — | Kentucky |
| 24 | Lydia S. Curling | 51 | Head | — | Kentucky |
| 25 | Noble Haywood Curling | 16 | Son | — | Kentucky |
| 26 | Garland Wynns | 22 | Head | Farmer | Kentucky |
| 27 | Lara Wynns | 21 | Wife | — | Kentucky |
| 28 | Harrold S. Wynns | 2 | Son | — | Kentucky |
| 29 | Lacy O. Peal | 38 | Head | Farmer | Kentucky |
| 30 | Lula Peal | 36 | Wife | — | Kentucky |
| 31 | Sylvia Nell Peal | 16 | Daughter | — | Kentucky |
| 32 | Alney O. Boyd | 43 | Head | Farmer | Kentucky |
| 33 | Lalla Boyd | 41 | Wife | — | Kentucky |
| 34 | William Boyd THIS PERSON | 21 | Son | Farmer | Kentucky |
| 35 | Mildred Boyd | 21 | Daughter | — | Kentucky |
| 36 | Wilma Louise Boyd | 1 | Daughter | — | Kentucky |
| 37 | Stanley Starns | 32 | Head | Farmer | Kentucky |
| 38 | Della Starns | 30 | Wife | — | Kentucky |
| 39 | Robert A. Starns | 10 | Son | — | Kentucky |
| 40 | William C. Starns | 8 | Son | — | Kentucky |
Pedigree Summary
William + 2 siblings
Gen 1 · 5 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)