TK
Thomas Knight — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hillsborough-County, Florida
Our Model Tree links this Thomas Knight across the 1920, 1930 and 1940 US Censuses in Hillsborough-County, Florida (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 3-person household.
Age 57
b. ~1883
Male
Head
Born: Florida
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hillsborough-County, Florida |
| Surname | Knight |
| Given Name | Thomas J B |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Plant City - City |
| 1935 Residence (County) | Hillsborough |
| Additional Details | |
| Occupation | Agent |
| Industry | Life Insurance |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Agent |
| Township / Ward | Plant City City |
| Est. Birth Year | ~1883 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Knight | Head | — | 57 | ~1883 |
| Reba Knight | Spouse | — | 53 | ~1887 |
| J Knight | Son | — | 29 | ~1911 |
Census Appearances
1920
Hillsborough, Florida
Head, age 35
Hillsborough, Florida · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Thomas J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Pharmacist |
| Industry | Drug Store |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Hillsborough, Florida
Head, age 46
Hillsborough, Florida · implied b. ~1884 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Tom J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 23 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Florida |
| Occupation | District Agent |
| Industry | Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Veteran | No |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Hillsborough-County, Florida
Head, age 57
Hillsborough-County, Florida · implied b. ~1883 — 3 household members
| Surname | Knight |
| Given Name | Thomas J B |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Plant City - City |
| 1935 Residence (County) | Hillsborough |
| Occupation | Agent |
| Industry | Life Insurance |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Thomas Knight across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Knight
Head · 1940 · age 57 · b. ~1883 · Florida
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hillsborough-County, Florida
Open full size
1940 US Federal Census — Hillsborough-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00590-00979)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Pauline Knox | 38 | wife | — | Alabama |
| 2 | Ann Knox | 13 | daughter | — | North Carolina |
| 3 | Benji Knox | 12 | son | — | Alabama |
| 4 | Billy Knox | 8 | son | — | Alabama |
| 5 | Annie E Helms | 73 | mother-in-law | — | Alabama |
| 6 | Elliott Martin | 32 | head | Doctor | Kentucky |
| 7 | Melba Martin | 32 | wife | — | Florida |
| 8 | Virgil Willett | 37 | head | Manager | Kentucky |
| 9 | Lucile B Willett | 34 | wife | — | Tennessee |
| 10 | Helen Jean Willett | 12 | daughter | — | Mississippi |
| 11 | Virgil Jr Willett | 12 | son | — | Tennessee |
| 12 | Shirley Willett | 9 | daughter | — | Tennessee |
| 13 | William King | 28 | head | Truck Driver | Florida |
| 14 | Lila B King | 24 | wife | — | North Carolina |
| 15 | Billy King | 3 | son | — | Florida |
| 16 | Melvin Harnage | 46 | head | House Foreman | Florida |
| 17 | Ettie Mae B Harnage | 41 | wife | — | Florida |
| 18 | Bertha Harnage | 18 | daughter | — | Florida |
| 19 | Freida Harnage | 15 | daughter | — | Florida |
| 20 | Dorothy Harnage | 13 | daughter | — | Florida |
| 21 | Janet Harnage | 11 | daughter | — | Florida |
| 22 | Melvin Harnage | 9 | son | — | Florida |
| 23 | James G Kirkland | 23 | head | Mechanic | Florida |
| 24 | Juanita B Kirkland | 23 | wife | Circulation Mgr | Georgia |
| 25 | William H Pardue | 66 | head | Road Construction | Georgia |
| 26 | Vannah B Pardue | 63 | wife | — | Tennessee |
| 27 | Margaret Pardue | 24 | daughter | Operator | Georgia |
| 28 | John R B Bender | 30 | head | Engineering | West Virginia |
| 29 | Dorothy E Bender | 25 | wife | Teacher | West Virginia |
| 30 | Dorothy E Hall | 53 | mother-in-law | — | West Virginia |
| 31 | Robert B Hall | 29 | brother-in-law | Laborer | West Virginia |
| 32 | Gertrude B Cone | 37 | wife | Supervisor | Florida |
| 33 | Harris Cone | 17 | son | — | Florida |
| 34 | Frances Cone | 14 | daughter | — | Florida |
| 35 | Marcus Cone | 10 | son | — | Florida |
| 36 | Thomas J B Knight THIS PERSON | 57 | head | Agent | Florida |
| 37 | Reba Knight | 53 | wife | — | Georgia |
| 38 | J Jackson Knight | 29 | son | Clerk | Florida |
| 39 | Hata Hawthorn | 77 | head | — | Florida |
| 40 | Clarence D Capps | 20 | head | Owner | Alabama |
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)