JT
John Tyler — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Tyler across the 1910, 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Mary & Mary — first a head (b.~1895), then head of a 5-person household.
Age 45
b. ~1895
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Domestic |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1560 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Domestic |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1895 |
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 |
|---|---|---|---|---|
| Walter Anderson | Other | — | 21 | ~1919 |
| John Tyler | Head | — | 45 | ~1895 |
| Louville Tyler | Spouse | — | 47 | ~1893 |
| Lucille Tyler | Daughter | — | 9 | ~1931 |
| John Anderson | Other | — | 18 | ~1922 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 12
Philadelphia, Pennsylvania · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | Johnnie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Philadelphia, Pennsylvania
Son, age 22
Philadelphia, Pennsylvania · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | New York |
| Occupation | Laborer |
| Industry | Navy Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Philadelphia, Pennsylvania
Son, age 33
Philadelphia, Pennsylvania · implied b. ~1897 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | New York |
| Occupation | Laborer |
| Industry | Univ of Penna |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Philadelphia-County, Pennsylvania
Head, age 45
Philadelphia-County, Pennsylvania · implied b. ~1895 — 5 household members
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Occupation | Domestic |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1560 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Tyler (~0.92 confidence) and mother Mary Tyler (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Tyler
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Mary Tyler
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Tyler
Head · 1940 · age 45 · b. ~1895 · Pennsylvania
★ 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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03729-00252)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Son George | None | M | — | — |
| 2 | Howard Jr. George | 8 | Son | — | Philadelphia |
| 3 | Robert George | 7 | Son | — | Philadelphia |
| 4 | Mary George | 6 | Daughter | — | Philadelphia |
| 5 | Wallace George | 3 | Son | — | Philadelphia |
| 6 | Matthew Fowler | 78 | Head | Laborer | Virginia |
| 7 | Alice Fowler | 70 | Wife | Domestic | Maryland |
| 8 | Horace Fowler | 35 | Son | Laborer | Philadelphia |
| 9 | Rose Fowler | 38 | Daughter-in-law | Domestic | Maryland |
| 10 | James Bailey | 59 | Head | Junk Man | Virginia |
| 11 | Nobelia Bailey | 54 | Wife | Domestic | Virginia |
| 12 | James Johnson | 50 | Head | Marker | Jamaica |
| 13 | Ethel Johnson | 40 | Wife | House Wife | Philadelphia |
| 14 | Ethel Johnson | 17 | Daughter | New Worker | Philadelphia |
| 15 | John Williams | 30 | Head | — | Florida |
| 16 | Anita Williams | 24 | Wife | Clerk | Philadelphia |
| 17 | Bernice Williams | 6 | Daughter | — | Philadelphia |
| 18 | Frederick Grandy | 37 | Head | Foreman | Philadelphia |
| 19 | Ethel Grandy | 31 | Wife | Domestic | Philadelphia |
| 20 | Victoria Emery | 63 | Mother-in-law | — | Virginia |
| 21 | Emily Grandy | 13 | Daughter | — | Philadelphia |
| 22 | Frederick Grandy | 11 | Son | — | Philadelphia |
| 23 | Edward Grandy | 8 | Son | — | Philadelphia |
| 24 | John Tyler THIS PERSON | 45 | Head | Domestic | Maryland |
| 25 | Louville Tyler | 47 | Wife | House Wife | Virginia |
| 26 | Walter Anderson | 21 | Step-son | Bus Boy | Philadelphia |
| 27 | John Jr. Anderson | 18 | Step-son | New Worker | Philadelphia |
| 28 | Lucille Tyler | 9 | Daughter | — | Philadelphia |
| 29 | Orie Kelsey | 52 | Head | Domestic | Georgia |
| 30 | Annie Davis | 29 | Lodger | Domestic | Virginia |
| 31 | William H. Watts | 27 | Lodger | Porter | Maryland |
| 32 | Samuel Davis | 39 | Head | Laborer | Georgia |
| 33 | Rebecca Davis | 35 | Wife | Presser | Georgia |
| 34 | Bertha Davis | 15 | Daughter | New Worker | Philadelphia |
| 35 | Lillian Davis | 4 | Daughter | — | New York |
| 36 | Stephen Davis | 3 | Son | — | New York |
| 37 | Rosa Neal | 52 | Mother-in-law | Domestic | Georgia |
| 38 | James Neal | 56 | Father-in-law | Laborer | Georgia |
| 39 | Viola Hamilton | 37 | Head | Domestic | South Carolina |
| 40 | Isaac Hamilton | 45 | Brother | Laborer | South Carolina |
Pedigree Summary
John
Gen 1 · 2 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)