JH
John Hardin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Tennessee
Our Model Tree links this John Hardin across the 1930 and 1940 US Censuses in Washington-County, Tennessee (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 5-person household.
Age 16
b. ~1924
Male
Son
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Tennessee |
| Surname | Hardin |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 1st District |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Saw Mill |
| Industry | Helper |
| Class of Worker | PW |
| Hours Worked | 20 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Sawmill Worker |
| Township / Ward | 1St District |
| Est. Birth Year | ~1924 |
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 Hardin | Son | — | 16 | ~1924 |
| Mary Hardin | Daughter | — | 12 | ~1928 |
| George Hardin | Head | — | 50 | ~1890 |
| Edward Hardin | Son | — | 22 | ~1918 |
| Hamrah Hardin | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Washington, Tennessee
Son, age 6
Washington, Tennessee · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardin |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Washington-County, Tennessee
Son, age 16
Washington-County, Tennessee · implied b. ~1924 — 5 household members
| Surname | Hardin |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 1st District |
| 1935 Residence (County) | Washington |
| Occupation | Saw Mill |
| Industry | Helper |
| Class of Worker | PW |
| Hours Worked | 20 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| 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 Hardin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Hardin
Son · 1940 · age 16 · b. ~1924 · Tennessee
★ You are viewing this record
Sibling
Edward Hardin
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hardin
Sibling · 1940 · age 12
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 — Washington-County, Tennessee
Open full size
1940 US Federal Census — Washington-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03944-00020)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fannie Foy | 28 | Wife | — | Tennessee |
| 2 | Genevieve Foy | 9 | Daughter | — | Tennessee |
| 3 | Hugh Foy | 6 | Son | — | Tennessee |
| 4 | Claude Riddle | 26 | Head | Farm | Tennessee |
| 5 | Eula K. Riddle | 23 | Wife | — | Tennessee |
| 6 | Bettie Riddle | 2 | Daughter | — | Tennessee |
| 7 | O. K. Berryhill | 24 | Head | Farmer | Tennessee |
| 8 | Buenna Berryhill | 28 | Wife | — | N. Carolina |
| 9 | Dean Berryhill | 2 | Son | — | Tennessee |
| 10 | Moses Broyles | 42 | Head | F. Tobacco Farmer | Tennessee |
| 11 | May Broyles | 38 | Wife | — | Tennessee |
| 12 | Danbie | Danlie Broyles | 18 | Son | — | Tennessee |
| 13 | Mabel Broyles | 16 | Daughter | — | Tennessee |
| 14 | Iven Broyles | 14 | Daughter | — | Tennessee |
| 15 | Stella Broyles | 12 | Daughter | — | Tennessee |
| 16 | Unice Broyles | 9 | Daughter | — | Tennessee |
| 17 | Beatrice Broyles | 8 | Daughter | — | Tennessee |
| 18 | Tasker Broyles | 11 | Son | — | Tennessee |
| 19 | Wilda Broyles | 6 | Daughter | — | Tennessee |
| 20 | Edith Broyles | 4 | Daughter | — | Tennessee |
| 21 | Regiaann | Regiaann Broyles | 2 | Daughter | — | Tennessee |
| 22 | William Berryhill | 68 | Head | — | N. Carolina |
| 23 | Eliza Berryhill | 65 | Wife | — | N. Carolina |
| 24 | Jane Berryhill | 20 | Daughter | — | N. Carolina |
| 25 | Frank Berryhill | 25 | Son | Laborer | N. Carolina |
| 26 | Emily Berryhill | 23 | Wife | — | Tennessee |
| 27 | George Hardin | 50 | Head | Saw Mill | Tennessee |
| 28 | Hamrah | Hannah Hardin | 50 | Wife | — | Tennessee |
| 29 | Edward Hardin | 22 | Son | Saw Mill | Tennessee |
| 30 | John Hardin THIS PERSON | 16 | Son | Saw Mill | Tennessee |
| 31 | Mary Hardin | 12 | Daughter | — | Tennessee |
| 32 | John L. Hammer | 45 | Head | — | Tennessee |
| 33 | May Hammer | 43 | Wife | — | Tennessee |
| 34 | Ruth Hammer | 23 | Daughter | — | Tennessee |
| 35 | Blanche Hammer | 21 | Daughter | — | Tennessee |
| 36 | Blondie Hammer | 18 | Daughter | — | Tennessee |
| 37 | Mary Hammer | 14 | Daughter | — | Tennessee |
| 38 | Cleo Hammer | 12 | Daughter | — | Tennessee |
| 39 | Clarence Hammer | 6 | Son | — | Tennessee |
| 40 | Charley Hammer | 56 | Head | Farmer | Tennessee |
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)