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Alfred Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Smith-County, Kansas
Our Model Tree links this Alfred Thomas across the 1930 and 1940 US Censuses in Smith-County, Kansas (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Smith-County, Kansas |
| Surname | Thomas |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (County) | Smith |
| Additional Details | |
| Occupation | High School |
| Industry | GW |
| Class of Worker | 8 |
| Highest Grade | Hs 2 |
| 1935 Residence | 2 |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | High School |
| Township / Ward | Harlan Township |
| Est. Birth Year | ~1923 |
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 Alfred | Age | Birth yr |
|---|---|---|---|---|
| John Thomas | Son | — | 15 | ~1925 |
| Margaret Thomas | Daughter | — | 12 | ~1928 |
| Louise Thomas | Daughter | — | 5 | ~1935 |
| Flosie Thomas | Spouse | — | 44 | ~1896 |
| Alfred Thomas | Son | — | 17 | ~1923 |
| Samuel Thomas | Head | — | 50 | ~1890 |
| Abram Maples | Other | — | 73 | ~1867 |
| Junior Thomas | Son | — | 10 | ~1930 |
Census Appearances
1930
Smith, Kansas
Son, age 7
Smith, Kansas · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Alfred G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Smith-County, Kansas
Son, age 17
Smith-County, Kansas · implied b. ~1923 — 8 household members
| Surname | Thomas |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (County) | Smith |
| Occupation | High School |
| Industry | GW |
| Class of Worker | 8 |
| Highest Grade | Hs 2 |
| 1935 Residence | 2 |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Alfred Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alfred Thomas
Son · 1940 · age 17 · b. ~1923 · Kansas
★ You are viewing this record
Sibling
Louise Thomas
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Junior Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1940 · age 15
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 — Smith-County, Kansas
Open full size
1940 US Federal Census — Smith-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01262-00497)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Delmer Meyer | 2 | Son | — | Kansas |
| 42 | Albert Dannenberg | 37 | Head | Farm | Kansas |
| 43 | Lena Dannenberg | 32 | Wife | — | Kansas |
| 44 | Betty Dannenberg | 9 | Daughter | — | Kansas |
| 45 | Lawrence Dannenberg | 6 | Son | — | Kansas |
| 46 | Paul Carden | 30 | Hired hand | Farm | Kansas |
| 47 | David Wolf | 45 | Head | P.W.A. | Kansas |
| 48 | Nancy Wolf | 40 | Wife | — | Kansas |
| 49 | Berlyn Wolf | 7 | Son | — | Kansas |
| 50 | Naomi Wolf | 2 | Daughter | — | Kansas |
| 51 | Edward Wolf | 37 | Head | Farm | Kansas |
| 52 | Esther Wolf | 32 | Wife | — | Kansas |
| 53 | Frank Lehmann | 64 | Head | Oa | Germany |
| 54 | Merle Lehmann | 63 | Wife | — | Germany |
| 55 | William Lehmann | 34 | Son | Pw | Germany |
| 56 | Le Roy Conard | 44 | Head | Gas Station | Kansas |
| 57 | Eunice Conard | 41 | Wife | — | Kansas |
| 58 | James Burgess | 81 | Head | 12 | Illinois |
| 59 | Sarah Burgess | 82 | Wife | — | Missouri |
| 60 | Samuel Thomas | 50 | Head | Railroad | Kansas |
| 61 | Flosie Thomas | 44 | Wife | — | Kansas |
| 62 | Alfred Thomas THIS PERSON | 17 | Son | High School | Kansas |
| 63 | John Thomas | 15 | Son | — | Kansas |
| 64 | Margaret Thomas | 12 | Daughter | — | Kansas |
| 65 | Junior Thomas | 10 | Son | — | Kansas |
| 66 | Louise Thomas | 5 | Daughter | — | Kansas |
| 67 | Abram Maples | 73 | Father in law | — | Illinois |
| 68 | John Dannenberg | 52 | Head | Farm | Kansas |
| 69 | Julia Dannenberg | 48 | Wife | — | Kansas |
| 70 | Marrilla Dannenberg | 17 | Daughter | — | Kansas |
| 71 | Lillie Clydesdale | 60 | Head | — | Nebraska |
| 72 | Doris Clydesdale | 27 | Daughter | — | Kansas |
| 73 | Adolph Lehmann | 31 | Head | Farm | Kansas |
| 74 | Eva Lehmann | 33 | Wife | — | Kansas |
| 75 | Loren Lehmann | 1 | Son | — | Kansas |
| 76 | Richard Gedney | 73 | Head | Oa | England |
| 77 | Charlotte Gedney | 62 | Wife | — | Kansas |
| 78 | Anna Putman | 60 | Head | — | Kansas |
| 79 | Charles Mitchell | 64 | Head | Farm | Kansas |
| 80 | Minnie Mitchell | 56 | Wife | — | Kansas |
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)