JD
John Donaldson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hardeman-County, Tennessee
Our Model Tree links this John Donaldson across the 1920, 1930 and 1940 US Censuses in Hardeman-County, Tennessee (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 5-person household.
Age 54
b. ~1886
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardeman-County, Tennessee |
| Surname | Donaldson |
| Given Name | John L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | 6 Civil District |
| 1935 Residence (County) | Hardeman |
| Additional Details | |
| Occupation | Farm operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Farm Operator |
| Township / Ward | 6 Civil District |
| Est. Birth Year | ~1886 |
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 Donaldson | Head | — | 54 | ~1886 |
| Thermon Donaldson | Son | — | 6 | ~1934 |
| Hermon Donaldson | Son | — | 6 | ~1934 |
| Ida Donaldson | Spouse | — | 47 | ~1893 |
| Evelyn Donaldson | Daughter | — | 9 | ~1931 |
Census Appearances
1920
Hardeman, Tennessee
Head, age 32
Hardeman, Tennessee · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donaldson |
| Given Name | John T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Mulatto |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Hardeman, Tennessee
Head, age 43
Hardeman, Tennessee · implied b. ~1887 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donaldson |
| Given Name | Joe B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 18 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Mississippi |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Radio Set | R |
| Veteran | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Hardeman-County, Tennessee
Head, age 54
Hardeman-County, Tennessee · implied b. ~1886 — 5 household members
| Surname | Donaldson |
| Given Name | John L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | 6 Civil District |
| 1935 Residence (County) | Hardeman |
| Occupation | Farm operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 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 Donaldson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Donaldson
Head · 1940 · age 54 · b. ~1886 · 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 — Hardeman-County, Tennessee
Open full size
1940 US Federal Census — Hardeman-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03900-00835)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Naniasmuel Sisco | 16 | Daughter | — | Tennessee |
| 42 | Dartha P. Sisco | 13 | Daughter | — | Tennessee |
| 43 | Richard W. Duncan | 22 | Boarder | Farm Labor | Tennessee |
| 44 | Bedford Mctizic | 32 | Head | Farm Operator | Tennessee |
| 45 | Earl L. O. Mctizic | 21 | Wife | — | Tennessee |
| 46 | Mary L. Mctizic | 13 | Daughter | — | Tennessee |
| 47 | John B. Mctizic | 12 | Son | — | Tennessee |
| 48 | Martha S. Mctizic | 11 | Daughter | — | Tennessee |
| 49 | Lizzie M. Mctizic | 9 | Daughter | — | Tennessee |
| 50 | Samuel Mctizic | 8 | Son | — | Tennessee |
| 51 | Verle Mctizic | 6 | Daughter | — | Tennessee |
| 52 | Cytier Mctizic | 4 | Son | — | Tennessee |
| 53 | Dartha Mctizic | 3 | Daughter | — | Tennessee |
| 54 | Wesley G. Mctizic | 1 | Son | — | Tennessee |
| 55 | John Mctizic | 63 | Head | Farm Operator | Tennessee |
| 56 | Alice M. Mctizic | 64 | Wife | — | Tennessee |
| 57 | James Mctizic | 22 | Son | Farm Operator | Tennessee |
| 58 | Lenard Coats | 30 | Head | Farm Operator | Tennessee |
| 59 | Nettie Coats | 27 | Wife | — | Tennessee |
| 60 | Roy Edward Coats | 9 | Son | — | Tennessee |
| 61 | Clara B. Coats | 8 | Daughter | — | Tennessee |
| 62 | John L. Donaldson THIS PERSON | 54 | Head | Farm Operator | Tennessee |
| 63 | Ida P. Donaldson | 47 | Wife | — | Tennessee |
| 64 | Evelyn A. Donaldson | 9 | Daughter | — | Tennessee |
| 65 | Hermon B. Donaldson | 6 | Son | — | Tennessee |
| 66 | Thermon D. Donaldson | 6 | Son | — | Tennessee |
| 67 | Marvin W. Howell | 30 | Head | Farm Operator | Tennessee |
| 68 | May E. Howell | 25 | Wife | — | Tennessee |
| 69 | Mellie R. Howell | 2 | Daughter | — | Tennessee |
| 70 | Thomas L. Watson | 58 | Head | Farm Operator | Tennessee |
| 71 | Sallie E. D. Watson | 49 | Wife | — | Tennessee |
| 72 | Julius P. Watson | 24 | Son | Farm Labor | Tennessee |
| 73 | Audrey V. Watson | 22 | Daughter | Clerk | Tennessee |
| 74 | Mildred C. Watson | 21 | Daughter | — | Tennessee |
| 75 | Lenard C. Watson | 18 | Son | Farm Labor | Tennessee |
| 76 | Doratha S. Watson | 13 | Daughter | — | Tennessee |
| 77 | Lewis G. Watson | 10 | Son | — | Tennessee |
| 78 | L. Edd Coats | 55 | Head | Farm Operator | Tennessee |
| 79 | Kathrine Coats | 50 | Wife | — | Tennessee |
| 80 | Lue Coats | 23 | Daughter | — | 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)