JC
John Cavanaugh — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Cavanaugh across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Edward & Mary — first a son (b.~1911), then head of a 7-person household.
Age 19
b. ~1911
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Molder helper |
| Industry | Steel Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Molder Helper |
| Township / Ward | Munhall Borough |
| Est. Birth Year | ~1911 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Cavanaugh | Son | — | 18 | ~1912 |
| John Cavanaugh | Son | — | 19 | ~1911 |
| Catherine Cavanaugh | Daughter | — | 16 | ~1914 |
| Michael Cavanaugh | Son | — | 10 | ~1920 |
| Mary Cavanaugh | Daughter | — | 4 | ~1926 |
| June Cavanaugh | Daughter | — | 7 | ~1923 |
| Catherine Cavanaugh | Head | — | 40 | ~1890 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age
Allegheny, Pennsylvania · implied b. ~1910 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| 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 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 9
Allegheny, Pennsylvania · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| 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 19
Allegheny, Pennsylvania · implied b. ~1911 — 7 household members
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Molder helper |
| Industry | Steel Works |
| Class of Worker | W |
| 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 Cavanaugh across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Edward Cavanaugh (~0.92 confidence) and mother Mary Cavanaugh (~0.92 confidence) and father Michael Cavanaugh (~0.92 confidence) and mother Catherine Cavanaugh (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Cavanaugh
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Mary Cavanaugh
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
Michael Cavanaugh
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Catherine Cavanaugh
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Cavanaugh
Son · 1930 · age 19 · b. ~1911 · Pennsylvania
★ You are viewing this record
Sibling
Lawrence Cavanaugh
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Cavanaugh
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Cavanaugh
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cavanaugh
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Cavanaugh
Sibling · 1930 · age 10
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:fifteenthcensus00reel1968:0298)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Harold Grossman | 23 | Son | — | Pennsylvania |
| 52 | Michael Grossman | 45 | Lodger | Laborer | Pennsylvania |
| 53 | Isadore Mehalowitz | 55 | Head | Laborer | Hungary |
| 54 | Bertha Mehalowitz | 50 | Wife | — | Czecho-Slovak |
| 55 | Lenora Mehalowitz | 22 | Daughter | Teacher | Pennsylvania |
| 56 | Jacob Greenstein | 43 | Head | Laborer | Hungary |
| 57 | Bertha Greenstein | 46 | Wife | Cook | Hungary |
| 58 | Helen Greenstein | 17 | Daughter | Bookkeeper | Pennsylvania |
| 59 | Samuel Greenstein | 40 | Brother | Merchant | Hungary |
| 60 | Martin Greenstein | 19 | Son | — | Pennsylvania |
| 61 | Milton Greenstein | 14 | Son | — | Pennsylvania |
| 62 | Catherine Cavanaugh | 40 | Head | — | Pennsylvania |
| 63 | John Cavanaugh THIS PERSON | 19 | Son | Molder Helper | Pennsylvania |
| 64 | Lawrence Cavanaugh | 18 | Son | — | Pennsylvania |
| 65 | Catherine Cavanaugh | 16 | Daughter | — | Pennsylvania |
| 66 | Michael J. Cavanaugh | 10 | Son | — | Pennsylvania |
| 67 | June Cavanaugh | 7 | Daughter | — | Pennsylvania |
| 68 | Mary Cavanaugh | 4 | Daughter | — | Pennsylvania |
| 69 | David Scott | 68 | Head | — | Maryland |
| 70 | Elizabeth Scott | 66 | Wife | — | California |
| 71 | S. Otto Barish | 22 | Lodger | Mechanic | Germany |
| 72 | Fred Meyers | 20 | Lodger | Mechanic | Germany |
| 73 | Sarah Dougherty | 53 | Head | — | Pennsylvania |
| 74 | Margaret V. Farrell | 32 | Niece | Stenographer | Pennsylvania |
| 75 | Thos. Forrest | 33 | Head | Clerk | Scotland |
| 76 | Carrie Forrest | 30 | Wife | — | Pennsylvania |
| 77 | Janet Forrest | 10 | Daughter | — | Pennsylvania |
| 78 | Betty J. Forrest | 1 | Daughter | — | Pennsylvania |
| 79 | Walter Forrest | 72 | Father | Watchman | Scotland |
| 80 | Ada Thompson | 63 | Lodger | Armature Winder | Maryland |
| 81 | Morris Keizler | 51 | Head | Butcher | Austria |
| 82 | Anna Keizler | 47 | Wife | Saleslady | Austria |
| 83 | Abe Keizler | 24 | Son | — | Pennsylvania |
| 84 | William Keizler | 22 | Son | Salesman | Pennsylvania |
| 85 | Regina Keizler | 21 | Daughter | Teacher | Pennsylvania |
| 86 | Mildred Keizler | 16 | Daughter | — | Pennsylvania |
| 87 | Asher Magram | 53 | Head | Retail Merchant | Russia |
| 88 | Fannie Magram | 53 | Wife | — | Russia |
| 89 | Samuel Magram | 23 | Son | — | Pennsylvania |
| 90 | Herman Magram | 21 | Son | — | Pennsylvania |
| 91 | Roy Magram | 20 | Son | — | Pennsylvania |
| 92 | Gertrude Magram | 15 | Daughter | — | Pennsylvania |
| 93 | Anton Funk | 32 | Head | Clerk | Pennsylvania |
| 94 | Rosella Funk | 32 | Wife | — | Pennsylvania |
| 95 | Margaret R. Funk | 5 | Daughter | — | Pennsylvania |
| 96 | Usher Cohen | 52 | Head | Merchant | Rumania |
| 97 | Ettie Cohen | 50 | Wife | — | Rumania |
| 98 | Paul Cohen | 26 | Son | — | Pennsylvania |
| 99 | Sara Cohen | 19 | Daughter | — | Pennsylvania |
| 100 | Aaron Cohen | 15 | Son | — | Pennsylvania |
Related Census Records
Pedigree Summary
John + 5 siblings
Gen 1 · 4 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)