JT
John Tyler — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Armstrong-County, Pennsylvania
Our Model Tree links this John Tyler across the 1930 and 1940 US Censuses in Armstrong-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Armstrong-County, Pennsylvania |
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Leechburg |
| 1935 Residence (County) | Armstrong |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Leechburg |
| Est. Birth Year | ~1930 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lilla Tyler | Spouse | — | 37 | ~1903 |
| Dallis Tyler | Head | — | 39 | ~1901 |
| Dallis Tyler | Son | — | 8 | ~1932 |
| Kenneth Tyler | Son | — | 4 | ~1936 |
| John Tyler | Son | — | 10 | ~1930 |
| Bessie Tyler | Daughter | — | 15 | ~1925 |
| Margret Tyler | Daughter | — | 13 | ~1927 |
| Eldora Tyler | Daughter | — | 3 | ~1937 |
Census Appearances
1930
Armstrong, Pennsylvania
Son, age
Armstrong, Pennsylvania · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | John Ellis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Armstrong-County, Pennsylvania
Son, age 10
Armstrong-County, Pennsylvania · implied b. ~1930 — 8 household members
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Leechburg |
| 1935 Residence (County) | Armstrong |
| Highest Grade | No 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 John Tyler across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Tyler
Son · 1940 · age 10 · b. ~1930 · Pennsylvania
★ You are viewing this record
Sibling
Bessie Tyler
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dallis Tyler
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margret Tyler
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Tyler
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eldora Tyler
Sibling · 1940 · age 3
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 — Armstrong-County, Pennsylvania
Open full size
1940 US Federal Census — Armstrong-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03423-00595)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis Shaley | 66 | Head | Laborer | Hungary |
| 2 | Mary Shaley | 60 | Wife | — | Hungary |
| 3 | Charles Shaley | 20 | Son | Helper | Pennsylvania |
| 4 | Mary Czerjak | 38 | Daughter | — | Hungary |
| 5 | Stephen Czerjak | 22 | Grandson | Proprietor | Pennsylvania |
| 6 | Margret Czerjak | 17 | Granddaughter | — | Pennsylvania |
| 7 | Emory Jr. Czerjak | 14 | Grandson | — | Pennsylvania |
| 8 | Rose Czerjak | 10 | Granddaughter | — | Pennsylvania |
| 9 | Alexander Czerjak | 6 | Grandson | — | Pennsylvania |
| 10 | Dallis Tyler | 39 | Head | Opener | Georgia |
| 11 | Lilla Tyler | 37 | Wife | — | Georgia |
| 12 | Bessie Tyler | 15 | Daughter | — | Georgia |
| 13 | Margret Tyler | 13 | Daughter | — | Pennsylvania |
| 14 | John Tyler THIS PERSON | 10 | Son | — | Pennsylvania |
| 15 | Dallis Jr. Tyler | 8 | Son | — | Pennsylvania |
| 16 | Kenneth Tyler | 4 | Son | — | Pennsylvania |
| 17 | Eldora Tyler | 3 | Daughter | — | Pennsylvania |
| 18 | Cody Brock | 39 | Head | Loader | Alabama |
| 19 | Louise Brock | 25 | Wife | — | Virginia |
| 20 | Margie Brock | 8 | Daughter | — | West Virginia |
| 21 | Cody Jr. Brock | 5 | Son | — | West Virginia |
| 22 | Constance Lawhorn | 30 | Head | — | Tennessee |
| 23 | William Tegnel | 39 | Lodger | Opener | North Carolina |
| 24 | William Jr. Tegnel | 23 | Lodger | Loader | North Carolina |
| 25 | Bennie Tegnel | 22 | Lodger | Loader | North Carolina |
| 26 | Joseph Brown | 42 | Head | Shearman | Virginia |
| 27 | Agnes Brown | 36 | Wife | — | Pennsylvania |
| 28 | Joseph Jr. Brown | 13 | Son | — | Pennsylvania |
| 29 | Charles Brown | 11 | Son | — | Pennsylvania |
| 30 | William Brown | 8 | Son | — | Pennsylvania |
| 31 | India Brown | 6 | Daughter | — | Pennsylvania |
| 32 | Helen Brown | 4 | Daughter | — | Pennsylvania |
| 33 | Kathryn Cobb | 66 | Head | — | Virginia |
| 34 | Della Cobb | 32 | Daughter | House Work | Pennsylvania |
| 35 | Robert Cobb | 22 | Grandson | New Worker | Pennsylvania |
| 36 | Vinnie Nicholas | 44 | Head | House Work | South Carolina |
| 37 | Margret Nicholas | 23 | Daughter | New Worker | South Carolina |
| 38 | Detroit Nicholas | 17 | Son | New Worker | South Carolina |
| 39 | Frontis Reynolds | 47 | Head | Coiler | Kentucky |
| 40 | Jessie Reynolds | 40 | Wife | — | 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)