CS
Calvin Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Adair-County, Kentucky
Our Model Tree links this Calvin Smith across the 1930 and 1940 US Censuses in Adair-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Adair-County, Kentucky |
| Surname | Smith |
| Given Name | Calvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist #6 |
| 1935 Residence (County) | Adair |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 6 |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Calvin | Age | Birth yr |
|---|---|---|---|---|
| Calvin Smith | Son | — | 14 | ~1926 |
| Charles Smith | Head | — | 43 | ~1897 |
| Wilmer Smith | Son | — | 5 | ~1935 |
| Gordon Smith | Son | — | 6 | ~1934 |
| Dimple Smith | Daughter | — | 15 | ~1925 |
| Ethel Smith | Daughter | — | 17 | ~1923 |
| James Smith | Son | — | 12 | ~1928 |
| Norman Smith | Son | — | 2 | ~1938 |
| Clarence Smith | Son | — | 10 | ~1930 |
| Eula Smith | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Adair, Kentucky
Son, age 3
Adair, Kentucky · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Calvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Adair-County, Kentucky
Son, age 14
Adair-County, Kentucky · implied b. ~1926 — 10 household members
| Surname | Smith |
| Given Name | Calvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist #6 |
| 1935 Residence (County) | Adair |
| Highest Grade | No 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 Calvin Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Calvin Smith
Son · 1940 · age 14 · b. ~1926 · Kentucky
★ You are viewing this record
Sibling
Gordon Smith
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dimple Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Smith
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilmer Smith
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence 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 — Adair-County, Kentucky
Open full size
1940 US Federal Census — Adair-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01276-00353)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Billie Allison | 12 | Son | — | Kentucky |
| 2 | Juanita Allison | 9 | Daughter | — | Kentucky |
| 3 | Wanda Allison | 5 | Son | — | Kentucky |
| 4 | Owen M. Cave | 43 | Head | Farmer | Kentucky |
| 5 | Lou Cave | 38 | Wife | — | Kentucky |
| 6 | Marvin Cave | 20 | Daughter | — | Kentucky |
| 7 | William L. Cave | 16 | Son | Laborer | Kentucky |
| 8 | Ruby F. Cave | 13 | Daughter | — | Kentucky |
| 9 | George L. Cave | 8 | Son | — | Kentucky |
| 10 | John G. Biggs | 48 | Head | Farmer | Kentucky |
| 11 | Katie Biggs | 44 | Wife | — | Kentucky |
| 12 | Stanley Biggs | 23 | Son | Laborer | Kentucky |
| 13 | Ray Biggs | 19 | Son | Laborer | Kentucky |
| 14 | Nancy Biggs | 14 | Daughter | — | Kentucky |
| 15 | James Biggs | 12 | Son | — | Kentucky |
| 16 | Cora Nell Biggs | 4 | Daughter | — | Kentucky |
| 17 | Eva Biggs | 23 | Daughter | — | Kentucky |
| 18 | Nancy E. Biggs | 81 | Head | — | Kentucky |
| 19 | Fannie Biggs | 43 | Daughter | — | Kentucky |
| 20 | Charles Smith | 43 | Head | Farmer | Kentucky |
| 21 | Eula Smith | 35 | Wife | — | Kentucky |
| 22 | Ethel Smith | 17 | Daughter | — | Kentucky |
| 23 | Dimple Smith | 15 | Daughter | — | Kentucky |
| 24 | Calvin Smith THIS PERSON | 14 | Son | — | Kentucky |
| 25 | James Smith | 12 | Son | — | Kentucky |
| 26 | Clarence Smith | 10 | Son | — | Kentucky |
| 27 | Gordon Smith | 6 | Son | — | Kentucky |
| 28 | Wilmer Smith | 5 | Son | — | Kentucky |
| 29 | Norman J. Smith | 2 | Son | — | Kentucky |
| 30 | Miranda Smith | 44 | Head | — | Kentucky |
| 31 | Juanita Smith | 12 | Niece | — | Kentucky |
| 32 | Selvin Bridgewater | 45 | Head | Farmer | Kentucky |
| 33 | Fannie Bridgewater | 41 | Wife | — | Kentucky |
| 34 | Louise Bridgewater | 10 | Daughter | — | Kentucky |
| 35 | Eleanor Bridgewater | 9 | Daughter | — | Kentucky |
| 36 | Rural Bridgewater | 73 | Head | Farmer | Kentucky |
| 37 | Ida Bridgewater | 65 | Wife | — | Kentucky |
| 38 | David Bridgewater | 24 | Son | Farmer | Kentucky |
| 39 | Christine Bridgewater | 20 | Daughter-in-law | — | Kentucky |
| 40 | John L. Banks | 43 | Head | Farmer | 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)