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Mary Boyd — 1940 US Census Record
Model Tree available1940 United States Federal Census · Floyd-County, Kentucky
Our Model Tree links this Mary Boyd across the 1920, 1930 and 1940 US Censuses in Floyd-County, Kentucky (XGBoost, ~Confirmed), with identified parents Lou & Noah — first a daughter (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Floyd-County, Kentucky |
| Surname | Boyd |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. No. 3 Beaver Creek |
| 1935 Residence (County) | Floyd |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist No 3 Beaver Creek |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Claudie Boyd | Daughter | — | 16 | ~1924 |
| Gracie Boyd | Daughter | — | 27 | ~1913 |
| Mary Boyd | Daughter | — | 21 | ~1919 |
| Lou Boyd | Head | — | 63 | ~1877 |
| John Boyd | Son | — | 18 | ~1922 |
| Luther Boyd | Son | — | 23 | ~1917 |
Census Appearances
1920
Floyd, Kentucky
Daughter, age 3
Floyd, Kentucky · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Floyd, Kentucky
Daughter, age 13
Floyd, Kentucky · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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
Floyd-County, Kentucky
Daughter, age 21
Floyd-County, Kentucky · implied b. ~1919 — 6 household members
| Surname | Boyd |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. No. 3 Beaver Creek |
| 1935 Residence (County) | Floyd |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| 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 Mary Boyd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lou Boyd (~0.92 confidence) and father Noah Boyd (~0.92 confidence) and mother Sirilda Boyd (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lou Boyd
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Noah Boyd
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Sirilda Boyd
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Boyd
Daughter · 1940 · age 21 · b. ~1919 · Kentucky
★ You are viewing this record
Sibling
Gracie Boyd
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Boyd
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claudie Boyd
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Luther Boyd
Sibling · 1940 · age 23
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 — Floyd-County, Kentucky
Open full size
1940 US Federal Census — Floyd-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01306-00122)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lou Boyd | 63 | Head | — | Kentucky |
| 42 | Gracie Boyd | 27 | Daughter | — | Kentucky |
| 43 | Luther Boyd | 23 | Son | Farmer | Kentucky |
| 44 | Mary Boyd THIS PERSON | 21 | Daughter | — | Kentucky |
| 45 | John Boyd | 18 | Son | Farmer | Kentucky |
| 46 | Claudie Boyd | 16 | Daughter | — | Kentucky |
| 47 | Walk Howell | 34 | Head | Farmer | Kentucky |
| 48 | Ocie Howell | 31 | Wife | — | Kentucky |
| 49 | Emegine Howell | 11 | Daughter | — | Kentucky |
| 50 | Irene Howell | 9 | Daughter | — | Kentucky |
| 51 | Madeline Howell | 7 | Daughter | — | Kentucky |
| 52 | Parley Howell | 6 | Son | — | Kentucky |
| 53 | Charley Howell | 3 | Son | — | Kentucky |
| 54 | Yunone Howell | 1 | Daughter | — | Kentucky |
| 55 | Jim Conn | 60 | Head | — | Kentucky |
| 56 | Tonia Conn | 60 | Wife | — | Kentucky |
| 57 | Sammie Conn | 26 | Son | Laborer | Kentucky |
| 58 | Charley Conn | 24 | Son | — | Kentucky |
| 59 | Normal Conn | 21 | Son | Farmer | Kentucky |
| 60 | Fred Conn | 19 | Son | — | Kentucky |
| 61 | Harley Akers | 52 | Head | Carpenter | Kentucky |
| 62 | Marie Akers | 24 | Daughter | — | Kentucky |
| 63 | Alice Akers | 21 | Daughter | — | Kentucky |
| 64 | Simon Akers | 19 | Son | — | Kentucky |
| 65 | Arvey Akers | 15 | Son | — | Kentucky |
| 66 | J. B. Akers | 12 | Son | — | Kentucky |
| 67 | Mary Mageline Akers | 11 | Daughter | — | Kentucky |
| 68 | Clinton Akers | 9 | Son | — | Kentucky |
| 69 | Brice Akers | 5 | Son | — | Kentucky |
| 70 | Travis Conn | 19 | Head | Tool Dresser | Kentucky |
| 71 | Verna Mae Conn | 18 | Wife | — | Kentucky |
| 72 | Dianna Conn | 12 | Daughter | — | Kentucky |
| 73 | Charley Conn | 44 | Head | Laborer | Kentucky |
| 74 | Matie Conn | 46 | Wife | — | Kentucky |
| 75 | Jim Conn | 19 | Son | New Worker | Kentucky |
| 76 | Curt Conn | 17 | Son | New Worker | Kentucky |
| 77 | Norman Conn | 15 | Son | — | Kentucky |
| 78 | Myrtle Conn | 14 | Daughter | — | Kentucky |
| 79 | Crit Conn | 12 | Son | — | Kentucky |
| 80 | Hurshel Conn | 9 | Son | — | Kentucky |
Pedigree Summary
Mary + 4 siblings
Gen 1 · 3 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)