JF
John Foster — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Foster across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Garfield & Bayard — first a son (b.~1910), then head of a 6-person household.
Age 20
b. ~1910
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Foster |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1910 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Foster | Daughter | — | 11 | ~1919 |
| Bayard Foster | Head | — | 48 | ~1882 |
| Narcisse Foster | Other | — | 46 | ~1884 |
| William Kennedy | Other | — | 50 | ~1880 |
| William Foster | Son | — | 17 | ~1913 |
| John Foster | Son | — | 20 | ~1910 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age
Allegheny, Pennsylvania · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 10
Allegheny, Pennsylvania · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 20
Allegheny, Pennsylvania · implied b. ~1910 — 6 household members
| Surname | Foster |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| 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 Foster across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Garfield Foster (~0.92 confidence) and father Bayard Foster (~0.92 confidence) and father Bayard Foster (~0.92 confidence) and mother Marion Foster (~0.92 confidence) and mother Margaret Foster (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Garfield Foster
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Bayard Foster
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Bayard Foster
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Marion Foster
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Margaret Foster
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Foster
Son · 1930 · age 20 · b. ~1910 · Pennsylvania
★ You are viewing this record
Sibling
Elizabeth Foster
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Foster
Sibling · 1930 · 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
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1977:0527)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Daniel Mcwilliams | 53 | Head | Salesman | Pennsylvania |
| 52 | Kathryn Mcwilliams | 60 | Sister-H | — | Pennsylvania |
| 53 | Mayette Mcwilliams | 50 | Sister | — | Pennsylvania |
| 54 | David G. Mcwilliams | 40 | Brother | Messenger | Pennsylvania |
| 55 | James Mooney | 26 | Nephew | Crane Man | Pennsylvania |
| 56 | Kathryn Mooney | 23 | Niece | — | Pennsylvania |
| 57 | James Jr. Mooney | 0 | Grandnephew | — | Pennsylvania |
| 58 | Daniel G. Zoller | 2 | Adopted son | — | Pennsylvania |
| 59 | Dan Dickson | 34 | Head | Lawyer | Pennsylvania |
| 60 | Margaret Dickson | 31 | Wife-H | — | Maryland |
| 61 | Edward S. Stickley | 46 | Head | Engineer | New York |
| 62 | Evelyn G. Stickley | 39 | Wife-H | — | Kentucky |
| 63 | John Snyder | 59 | Head | — | Russia |
| 64 | Rebecca Snyder | 53 | Wife-H | — | Russia |
| 65 | Ray-Ab Snyder | 29 | Son | Campaign Manager | Pennsylvania |
| 66 | Rhoda Snyder | 28 | Daughter | Saleslady | Pennsylvania |
| 67 | Sophie Snyder | 26 | Daughter | Singer | Pennsylvania |
| 68 | Ida Snyder | 24 | Daughter | Bookkeeper | Pennsylvania |
| 69 | Bertha Snyder | 22 | Daughter | Saleslady | Pennsylvania |
| 70 | Leonore Snyder | 21 | Daughter | Salesman | Pennsylvania |
| 71 | Mitzi Snyder | 20 | Daughter | — | Pennsylvania |
| 72 | Jessie Snyder | 16 | Daughter | — | Pennsylvania |
| 73 | Samuel Snyder | 15 | Son | — | Pennsylvania |
| 74 | Natan P. Snyder | 13 | Son | — | Pennsylvania |
| 75 | William G. Reuchell | 22 | Head | Manager | Pennsylvania |
| 76 | Sylvia C. Reuchell | 24 | Sister-H | Private Secretary | Pennsylvania |
| 77 | Arthur Ab Van Vranken | 30 | Head | Lawyer | Pennsylvania |
| 78 | Katherine Ab Van Vranken | 28 | Wife-H | — | Pennsylvania |
| 79 | George-Ab Van Vranken | 2 | Son | — | Pennsylvania |
| 80 | Joseph Van Vranken | 0 | Son | — | Pennsylvania |
| 81 | Alfretta Lord | 22 | Servant | Nurse | Pennsylvania |
| 82 | Bertha Bristow | 21 | Servant | Cook | Pennsylvania |
| 83 | Cecil Hosmer | 55 | Head | President | England |
| 84 | Mary Hosmer | 45 | Wife-H | — | Pennsylvania |
| 85 | Mary Hosmer | 13 | Daughter | — | Pennsylvania |
| 86 | Elizabeth Hosmer | 9 | Daughter | — | Pennsylvania |
| 87 | Edward Rolfe | 81 | Father-in-law | — | New Hampshire |
| 88 | Elizabeth Rolfe | 80 | Mother-in-law | — | Virginia |
| 89 | H. B. Campbell | 30 | Head | Superintendent | Ohio |
| 90 | Marcella Campbell | 28 | Wife-H | — | Ohio |
| 91 | James B. Campbell | 2 | Son | — | Ohio |
| 92 | Thomas B. Campbell | 0 | Son | — | Ohio |
| 93 | Marie Mulvahill | 22 | Servant | Nurse | Irish Free State |
| 94 | Bridget Malloy | 21 | Servant | Cook | Irish Free State |
| 95 | Bayard Foster | 48 | Head | Broker | Pennsylvania |
| 96 | Narcisse Foster | 46 | Wife-H | — | Pennsylvania |
| 97 | John Foster THIS PERSON | 20 | Son | — | Pennsylvania |
| 98 | William Foster | 17 | Son | — | Pennsylvania |
| 99 | Elizabeth Foster | 11 | Daughter | — | Pennsylvania |
| 100 | William Kennedy | 50 | Brother-in-law | Physician | Pennsylvania |
Pedigree Summary
John + 2 siblings
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 1930 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)