LS
Lewis Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boyd-County, Kentucky
Our Model Tree links this Lewis Smith across the 1930 and 1940 US Censuses in Boyd-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Boyd-County, Kentucky |
| Surname | Smith |
| Given Name | Lewis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Ashland |
| 1935 Residence (County) | Boyd |
| Additional Details | |
| Occupation | Farmer |
| Income (1939) | 100 |
| Highest Grade | H-3 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Meade Station |
| Est. Birth Year | ~1920 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lewis | Age | Birth yr |
|---|---|---|---|---|
| Carole Smith | Daughter | — | 5 | ~1935 |
| Helen Smith | Daughter | — | 15 | ~1925 |
| Lou Smith | Daughter | — | 18 | ~1922 |
| Thomas Smith | Head | — | 54 | ~1886 |
| Lewis Smith | Son | — | 20 | ~1920 |
| Bobby Smith | Son | — | 7 | ~1933 |
| Kenneth Smith | Son | — | 10 | ~1930 |
| Berthamae Smith | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Boyd, Kentucky
Son, age 10
Boyd, Kentucky · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lewis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Boyd-County, Kentucky
Son, age 20
Boyd-County, Kentucky · implied b. ~1920 — 8 household members
| Surname | Smith |
| Given Name | Lewis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Ashland |
| 1935 Residence (County) | Boyd |
| Occupation | Farmer |
| Income (1939) | 100 |
| Highest Grade | H-3 |
| 1935 Residence | Kentucky |
| 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 Lewis Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lewis Smith
Son · 1940 · age 20 · b. ~1920 · Kentucky
★ You are viewing this record
Sibling
Lou Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobby Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carole Smith
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Smith
Sibling · 1940 · age 10
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 — Boyd-County, Kentucky
Open full size
1940 US Federal Census — Boyd-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01282-00234)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Chester P. Cooksey | 35 | Head | Steel Worker | Kentucky |
| 2 | Dora E. Cooksey | 32 | Wife | Home Work | Kentucky |
| 3 | Ray J. Cooksey | 5 | Son | — | Kentucky |
| 4 | David Cooksey | 2 | Son | — | Kentucky |
| 5 | Everett E. Dixon | 23 | Head | Steel Worker | Kentucky |
| 6 | Viola R. Dixon | 23 | Wife | — | Kentucky |
| 7 | Phyllis J. Dixon | 3 | Daughter | — | Kentucky |
| 8 | Gloria J. Dixon | 2 | Daughter | — | Kentucky |
| 9 | Dallas C. Buchanan | 45 | Head | Electrician | Virginia |
| 10 | Annetta Buchanan | 40 | Wife | — | Kentucky |
| 11 | Jane E. Buchanan | 11 | Daughter | — | Kentucky |
| 12 | John H. Buchanan | 5 | Son | — | Kentucky |
| 13 | Thomas Smith | 54 | Head | Section Worker | Ohio |
| 14 | Berthamae Smith | 45 | Wife | — | Kentucky |
| 15 | Lewis Smith THIS PERSON | 20 | Son | Farmer | Kentucky |
| 16 | Lou M. Smith | 18 | Daughter | — | Kentucky |
| 17 | Helen J. Smith | 15 | Daughter | — | Kentucky |
| 18 | Kenneth H. Smith | 10 | Son | — | Kentucky |
| 19 | Bobby J. Smith | 7 | Son | — | Kentucky |
| 20 | Carole R. Smith | 5 | Daughter | — | Kentucky |
| 21 | Harry M. Delaney | 27 | Head | Laborer | Kentucky |
| 22 | Carrie M. Delaney | 25 | Wife | — | Kentucky |
| 23 | Phyllis J. Delaney | 3 | Daughter | — | Kentucky |
| 24 | James H. Delaney | 2 | Son | — | Kentucky |
| 25 | Nora Hellman | 56 | Head | — | Kentucky |
| 26 | Beecher Jr. Hellman | 14 | Son | — | Kentucky |
| 27 | Vella M. Delaney | 25 | Daughter | — | Kentucky |
| 28 | Linard Salmons | 32 | Head | Mechanic | Kentucky |
| 29 | Marie Salmons | 32 | Wife | — | Kentucky |
| 30 | Charles Pickett | 30 | Head | Tractor Driver | Kentucky |
| 31 | Wanda Pickett | 21 | Wife | — | Kentucky |
| 32 | Isaac M. Pickett | 2 | Son | — | Kentucky |
| 33 | Bill Ratliff | 36 | Head | Farm Helper | Kentucky |
| 34 | Mamie Ratliff | 35 | Wife | — | Kentucky |
| 35 | Lillian Ratliff | 16 | Daughter | — | Kentucky |
| 36 | Beatrice Ratliff | 14 | Daughter | — | Kentucky |
| 37 | Irene Ratliff | 12 | Daughter | — | Kentucky |
| 38 | Martha Ratliff | 9 | Daughter | — | Kentucky |
| 39 | Harlan Ratliff | 5 | Son | — | Kentucky |
| 40 | Bobby J. Ratliff | 2 | Son | — | Kentucky |
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)