TH
Thomas Henderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Venango-County, Pennsylvania
Our Model Tree links this Thomas Henderson across the 1920, 1930 and 1940 US Censuses in Venango-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents T & Homer — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Venango-County, Pennsylvania |
| Surname | Henderson |
| Given Name | Thomas D. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Clinton Township |
| 1935 Residence (County) | Venango |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | New Worker |
| Township / Ward | Clinton Township |
| Est. Birth Year | ~1919 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Homer Henderson | Head | — | 59 | ~1881 |
| Ethel Henderson | Spouse | — | 54 | ~1886 |
| Thomas Henderson | Son | — | 21 | ~1919 |
| Ruth Henderson | Daughter | — | 17 | ~1923 |
Census Appearances
1920
Venango, Pennsylvania
Son, age 1
Venango, Pennsylvania · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Thomas D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Venango, Pennsylvania
Son, age 11
Venango, Pennsylvania · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Thomas H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Venango-County, Pennsylvania
Son, age 21
Venango-County, Pennsylvania · implied b. ~1919 — 4 household members
| Surname | Henderson |
| Given Name | Thomas D. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Clinton Township |
| 1935 Residence (County) | Venango |
| Occupation | New Worker |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Henderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father T Henderson (~0.92 confidence) and father Homer Henderson (~0.92 confidence) and father Thomas Henderson (~0.92 confidence) and mother Jennie Henderson (~0.92 confidence) and mother Ethel Henderson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
T Henderson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Homer Henderson
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Thomas Henderson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Jennie Henderson
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Ethel Henderson
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Henderson
Son · 1940 · age 21 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Ruth Henderson
Sibling · 1940 · age 17
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 — Venango-County, Pennsylvania
Open full size
1940 US Federal Census — Venango-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03616-00069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | R. Elmer Farren | 42 | Head | Pumper | Pennsylvania |
| 2 | Elizabeth Farren | 38 | Wife | — | Pennsylvania |
| 3 | William Farren | 72 | Head | Stone Mason | Pennsylvania |
| 4 | Merle Ralston | 41 | Son-in-law | Motorman | Pennsylvania |
| 5 | Mary Ralston | 40 | daughter | — | Pennsylvania |
| 6 | Jean Ralston | 10 | grand daughter | — | Pennsylvania |
| 7 | Jack Ralston | 7 | grand son | — | Pennsylvania |
| 8 | Marilyn Ralston | 5 | grand daughter | — | Pennsylvania |
| 9 | Sara Jane Ralston | 3 | grand daughter | — | Pennsylvania |
| 10 | Vera Ralston | 1 | grand daughter | — | Pennsylvania |
| 11 | Homer L. Dewoody | 65 | Head | — | Pennsylvania |
| 12 | Myrtle Dewoody | 58 | Wife | — | Pennsylvania |
| 13 | Samuel Richel | 44 | Head | Miner | Pennsylvania |
| 14 | Annie Richel | 31 | Wife | — | North Carolina |
| 15 | Lily Ruth Richel | 6 | daughter | — | Pennsylvania |
| 16 | Betty Imogene Richel | 5 | daughter | — | Pennsylvania |
| 17 | Dixie Belle Richel | 2 | daughter | — | Pennsylvania |
| 18 | William Watts | 63 | Head | Miner | England |
| 19 | Madge Watts | 59 | Wife | — | Pennsylvania |
| 20 | Earl Mcgill | 47 | Head | Pumper | Pennsylvania |
| 21 | Grace Mcgill | 39 | Wife | — | Pennsylvania |
| 22 | Marie Mcgill | 16 | daughter | — | Pennsylvania |
| 23 | Lewis Mcgill | 14 | son | — | Pennsylvania |
| 24 | Leonard Mcgill | 12 | son | — | Pennsylvania |
| 25 | Shirley Mcgill | 10 | daughter | — | Pennsylvania |
| 26 | Jack Mcgill | 8 | son | — | Pennsylvania |
| 27 | Richard Mcgill | 3 | son | — | Pennsylvania |
| 28 | Clinton W. Irwin | 56 | Head | Merchant | Pennsylvania |
| 29 | Alice Irwin | 51 | Wife | Saleswoman | Pennsylvania |
| 30 | William Irwin | 26 | son | School Teacher | Pennsylvania |
| 31 | Robert Irwin | 24 | son | Salesman | Pennsylvania |
| 32 | Homer T. Henderson | 59 | Head | Pumper | Pennsylvania |
| 33 | Ethel Henderson | 54 | Wife | — | Pennsylvania |
| 34 | Thomas D. Henderson THIS PERSON | 21 | son | New Worker | Pennsylvania |
| 35 | Ruth B. Henderson | 17 | daughter | — | Pennsylvania |
| 36 | Homer J. Davis | 62 | Head | Pumper | Pennsylvania |
| 37 | Lulu Sweetapple | 64 | Housekeeper | Housekeeper | Pennsylvania |
| 38 | William Craig | 58 | Head | Pumper | Pennsylvania |
| 39 | Alice Craig | 57 | Wife | — | Pennsylvania |
| 40 | Lydia Dewoody | 87 | mother-in-law | — | Pennsylvania |
Pedigree Summary
Thomas + 1 sibling
Gen 1 · 5 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)