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John Buchanan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Obion-County, Tennessee
Our Model Tree links this John Buchanan across the 1920, 1930 and 1940 US Censuses in Obion-County, Tennessee (XGBoost, ~Confirmed), with identified parents Mike & Lizzie — first a head (b.~1895), then head of a 5-person household.
Age 45
b. ~1895
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Obion-County, Tennessee |
| Surname | Buchanan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District 6 |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 4 |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Farmer |
| Township / Ward | Civil District 6 |
| Est. Birth Year | ~1895 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Buchanan | Head | — | 45 | ~1895 |
| Ruth Buchanan | Spouse | — | 36 | ~1904 |
| Lila Buchanan | Daughter | — | 12 | ~1928 |
| Betty Buchanan | Daughter | — | 16 | ~1924 |
| John Buchanan | Son | — | 8 | ~1932 |
Census Appearances
1920
Obion, Tennessee
Son, age 22
Obion, Tennessee · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buchanan |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Obion, Tennessee
Other, age 34
Obion, Tennessee · implied b. ~1896 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buchanan |
| Given Name | John R. |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 27 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Obion-County, Tennessee
Head, age 45
Obion-County, Tennessee · implied b. ~1895 — 5 household members
| Surname | Buchanan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District 6 |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 4 |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 John Buchanan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Mike Buchanan (~0.92 confidence) and mother Lizzie Buchanan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Mike Buchanan
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Lizzie Buchanan
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Buchanan
Head · 1940 · age 45 · b. ~1895 · Tennessee
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Obion-County, Tennessee
Open full size
1940 US Federal Census — Obion-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03925-00226)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maggie Wilson | 12 | Daughter | — | Tennessee |
| 2 | Sammy D Wilson | 9 | Son | — | Tennessee |
| 3 | Hazel Wilson | 5 | Daughter | — | Tennessee |
| 4 | S. E. Jones | 56 | Head | Farm Laborer | Tennessee |
| 5 | Rose A Jones | 58 | Wife | — | Tennessee |
| 6 | Guy (Less) Whitworth | 33 | Head | Farmer | Tennessee |
| 7 | Francis Whitworth | 26 | Wife | Operator | Georgia |
| 8 | E. R. Newman | 43 | Head | Lineman | Tennessee |
| 9 | James Newman | 17 | Son | Pole Hole Digger | Tennessee |
| 10 | Otta (X) Newman | 15 | Daughter | — | Tennessee |
| 11 | Laverne Newman | 11 | Daughter | — | Tennessee |
| 12 | Ruth Newman | 10 | Daughter | — | Tennessee |
| 13 | Margaret Newman | 7 | Daughter | — | Tennessee |
| 14 | Courtland King | 49 | Head | Farmer | Tennessee |
| 15 | Bessie King | 49 | Wife | — | Tennessee |
| 16 | Al Hampton King | 19 | Son | Farm Laborer | Tennessee |
| 17 | R. Ariel King | 17 | Daughter | — | Tennessee |
| 18 | John Walter King | 16 | Son | — | Tennessee |
| 19 | J. H. King | 73 | Father | — | Tennessee |
| 20 | John Buchanan THIS PERSON | 45 | Head | Farmer | Tennessee |
| 21 | Ruth Buchanan | 36 | Wife | — | Tennessee |
| 22 | Betty Ruth Buchanan | 16 | Daughter | — | Tennessee |
| 23 | Lila Lucille Buchanan | 12 | Daughter | — | Tennessee |
| 24 | John Curtis Buchanan | 8 | Son | — | Tennessee |
| 25 | Joe D Hooper | 45 | Head | Farmer | Tennessee |
| 26 | Lula Hooper | 41 | Wife | — | Tennessee |
| 27 | Ralph Hooper | 15 | Son | Farm Laborer | Tennessee |
| 28 | James Hooper | 12 | Son | — | Tennessee |
| 29 | Glen Hooper | 9 | Son | — | Tennessee |
| 30 | Bobby Gene Hooper | 7 | Son | — | Tennessee |
| 31 | Hazel Hooper | 5 | Daughter | — | Tennessee |
| 32 | Cordman Cloar | 31 | Head | Farmer | Tennessee |
| 33 | Lucille Cloar | 31 | Wife | — | Tennessee |
| 34 | Robert Cloar | 12 | Son | — | Tennessee |
| 35 | Frater Johnson | 53 | Head | Farmer | Tennessee |
| 36 | Elmina Johnson | 45 | Wife | — | Arkansas |
| 37 | Mary Magness | 70 | Mother-in-law | — | Arkansas |
| 38 | Leonard Cloar | 22 | Head | Farmer | Tennessee |
| 39 | Lora Cloar | 14 | Wife | — | Tennessee |
| 40 | W. L. Muse | 57 | Head | Farmer | Tennessee |
Pedigree Summary
John
Gen 1 · 2 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)