LW
Leroy Williams — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cambria, Pennsylvania
Our Model Tree links this Leroy Williams across the 1920 and 1930 US Censuses in Cambria, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cambria, Pennsylvania |
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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 | Barnesboro Town |
| Est. Birth Year | ~1915 |
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 1930 census.
| Name | Relation to head | Relative to Leroy | Age | Birth yr |
|---|---|---|---|---|
| Rose Williams | Other | — | 46 | ~1884 |
| Ralph Williams | Son | — | 20 | ~1910 |
| Leroy Williams | Son | — | 15 | ~1915 |
| Albert Williams | Son | — | 18 | ~1912 |
| Elizabeth Williams | Daughter | — | 15 | ~1915 |
| Ralph Williams | Head | — | 48 | ~1882 |
| Margaret Williams | Daughter | — | 12 | ~1918 |
| Katherine Williams | Daughter | — | 5 | ~1925 |
Census Appearances
1920
Cambria, Pennsylvania
Son, age 4
Cambria, Pennsylvania · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| 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 |
1930
Cambria, Pennsylvania
Son, age 15
Cambria, Pennsylvania · implied b. ~1915 — 8 household members
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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 Leroy Williams across 2 US Census years (1920 and 1930) in Cambria, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Leroy Williams
Son · 1930 · age 15 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Margaret Williams
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Williams
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Williams
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Williams
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Williams
Sibling · 1930 · age 5
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 — Cambria, Pennsylvania
Open full size
1930 US Federal Census — Cambria, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2010:0751)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Hartley | 56 | Head | Labour | England |
| 2 | Alice J Hartley | 52 | Wife-H | — | England |
| 3 | Elizabeth A Hartley | 26 | Daughter | — | Pennsylvania |
| 4 | Robert Hartley | 23 | Son | Servant | Pennsylvania |
| 5 | Edward H Hartley | 20 | Son | Labour | Pennsylvania |
| 6 | Bertle Iden | 71 | Head | Labour | Germany |
| 7 | Katherine Iden | 60 | Wife-H | — | Germany |
| 8 | Ralph Williams | 48 | Head | Agent | Pennsylvania |
| 9 | Rose Williams | 46 | Wife-H | — | Pennsylvania |
| 10 | Ralph Williams | 20 | Son | — | Pennsylvania |
| 11 | Albert Williams | 18 | Son | — | Pennsylvania |
| 12 | Leroy Williams THIS PERSON | 15 | Son | — | Pennsylvania |
| 13 | Elizabeth Williams | 15 | Daughter | — | Pennsylvania |
| 14 | Margaret Williams | 12 | Daughter | — | Pennsylvania |
| 15 | Katherine Williams | 5 | Daughter | — | Pennsylvania |
| 16 | Peter Bender | 59 | Head | Labour | Russia |
| 17 | Mary Bender | 54 | Wife-H | — | Russia |
| 18 | John Bender | 23 | Son | Labour | Pennsylvania |
| 19 | Evelyn Bender | 17 | Daughter | Salesman | Pennsylvania |
| 20 | Frank D Bender | 5 | Grandson | — | Pennsylvania |
| 21 | Mike Hancharik | 45 | Head | Labour | Czechoslovakia |
| 22 | Anna Hancharik | 40 | Wife-H | — | Pennsylvania |
| 23 | Joseph Hancharik | 23 | Son | Labour | Pennsylvania |
| 24 | Mike Hancharik | 18 | Son | Labour | Pennsylvania |
| 25 | John Hancharik | 16 | Son | Labourer | Pennsylvania |
| 26 | Victor Hancharik | 12 | Son | — | Pennsylvania |
| 27 | Andy Hancharik | 9 | Son | — | Pennsylvania |
| 28 | Genevieve Hancharik | 7 | Daughter | — | Pennsylvania |
| 29 | Martin Hancharik | 5 | Son | — | Pennsylvania |
| 30 | Mary Michal | 63 | Head | — | Slovakia |
| 31 | Anna Michal | 19 | Daughter | Servant | Pennsylvania |
| 32 | Steve Duke | 57 | Head | Labour | Slovakia |
| 33 | Elizabeth Duke | 50 | Wife-H | — | Slovakia |
| 34 | Betty Duke | 16 | Daughter | Salesman | Pennsylvania |
| 35 | Katherine Duke | 16 | Daughter | — | Pennsylvania |
| 36 | John Duke | 23 | Son | Labour | Pennsylvania |
| 37 | Anna Duke | 20 | Daughter | Servant | Pennsylvania |
| 38 | John Marolak | 42 | Head | Labour | Slovakia |
| 39 | Margaret Marolak | 37 | Wife-H | — | Slovakia |
| 40 | Anna Marolak | 14 | Daughter | — | Pennsylvania |
| 41 | Margaret Marolak | 13 | Daughter | — | Pennsylvania |
| 42 | John Marolak | 11 | Son | — | Pennsylvania |
| 43 | Joseph Marolak | 9 | Son | — | Pennsylvania |
| 44 | Mary Marolak | 7 | Daughter | — | Pennsylvania |
| 45 | Agnes Marolak | 5 | Daughter | — | Pennsylvania |
| 46 | Rita Marolak | 2 | Daughter | — | Pennsylvania |
| 47 | Charles Sretinik | 38 | Head | Labour | Austria |
| 48 | Mary Sretinik | 38 | Wife-H | — | Austria |
| 49 | John Sretinik | 14 | Son | — | Pennsylvania |
| 50 | Elizabeth Sretinik | 2 | Daughter | — | Pennsylvania |
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)