JC
John Connelly — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cambria, Pennsylvania
Our Model Tree links this John Connelly across the 1920 and 1930 US Censuses in Cambria, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 9-person household.
Age 11
b. ~1919
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cambria, Pennsylvania |
| Surname | Connelly |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | North Summerhill Township |
| Est. Birth Year | ~1919 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Monica Connelly | Daughter | — | 7 | ~1923 |
| Mary Connelly | Daughter | — | 9 | ~1921 |
| John Connelly | Son | — | 11 | ~1919 |
| Robert Connelly | Son | — | 5 | ~1925 |
| Bridget Connelly | Spouse | — | 35 | ~1895 |
| William Connelly | Son | — | 3 | ~1927 |
| Veronica Connelly | Daughter | — | 1 | ~1929 |
| Thomas Connelly | Son | — | 13 | ~1917 |
| Thomas Connelly | Head | — | 44 | ~1886 |
Census Appearances
1920
Cambria, Pennsylvania
Son, age 1
Cambria, Pennsylvania · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connelly |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Cambria, Pennsylvania
Son, age 11
Cambria, Pennsylvania · implied b. ~1919 — 9 household members
| Surname | Connelly |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| 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 Connelly across 2 US Census years (1920 and 1930) in Cambria, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Connelly
Son · 1930 · age 11 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Robert Connelly
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Connelly
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Veronica Connelly
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Connelly
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Monica Connelly
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Connelly
Sibling · 1930 · age 13
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:fifteenthcensus00reel2013:1039)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marty Hummits | 55 | Head | — | Austria |
| 2 | Michael Hummits | 22 | Son | Farmer | Pennsylvania |
| 3 | Andrew Hummits | 18 | Son | Laborer | Pennsylvania |
| 4 | Julia Hummits | 17 | Daughter | — | Pennsylvania |
| 5 | Francis Hummits | 14 | Son | — | Pennsylvania |
| 6 | John Hummits | 12 | Son | — | Pennsylvania |
| 7 | Annie Hummits | 2 | Daughter | — | Pennsylvania |
| 8 | Peter Hertel | 57 | Head | Farmer | Pennsylvania |
| 9 | Lucy Hertel | 57 | Wife | — | Pennsylvania |
| 10 | Ferdinand Hertel | 26 | Son | — | Pennsylvania |
| 11 | Clementine Hertel | 21 | Daughter | — | Pennsylvania |
| 12 | Gertrude Hertel | 19 | Daughter | — | Pennsylvania |
| 13 | Matilda Hertel | 16 | Daughter | — | Pennsylvania |
| 14 | Richard Hertel | 14 | Son | — | Pennsylvania |
| 15 | Mary Hertel | 11 | Daughter | — | Pennsylvania |
| 16 | Magnus Hertel | 32 | Head | Farmer | Pennsylvania |
| 17 | Adelaide Hertel | 29 | Wife | — | Pennsylvania |
| 18 | Betty Hertel | 5 | Daughter | — | Pennsylvania |
| 19 | Mary Grace Hertel | 2 | Daughter | — | Pennsylvania |
| 20 | Thomas P. Connelly | 44 | Head | Farmer | England |
| 21 | Bridget Connelly | 35 | Wife | — | Pennsylvania |
| 22 | Thomas Jr. Connelly | 13 | Son | — | Pennsylvania |
| 23 | John J. Connelly THIS PERSON | 11 | Son | — | Pennsylvania |
| 24 | Mary L. Connelly | 9 | Daughter | — | Pennsylvania |
| 25 | Monica Connelly | 7 | Daughter | — | Pennsylvania |
| 26 | Robert Connelly | 5 | Son | — | Pennsylvania |
| 27 | William Connelly | 3 | Son | — | Pennsylvania |
| 28 | Veronica Connelly | 1 | Daughter | — | Pennsylvania |
| 29 | George Burghane | 53 | Head | Farmer | Pennsylvania |
| 30 | Lucy J. Burghane | 48 | Wife | — | Pennsylvania |
| 31 | Earl Burghane | 18 | Son | — | Pennsylvania |
| 32 | Helen Burghane | 14 | Daughter | — | Pennsylvania |
| 33 | Ruth Burghane | 10 | Daughter | — | Pennsylvania |
| 34 | Fern Burghane | 8 | Daughter | — | Pennsylvania |
| 35 | Jacob Reynolds | 83 | Father-in-law | — | Pennsylvania |
| 36 | Sadie Hertel | 60 | Head | — | Pennsylvania |
| 37 | Simon Hertel | 42 | Hired man | Hired Man | Pennsylvania |
| 38 | Frank Zdunczyk | 34 | Head | Farmer | Poland |
| 39 | Annie Zdunczyk | 25 | Wife | — | Pennsylvania |
| 40 | Chester Zdunczyk | 3 | Son | — | Pennsylvania |
| 41 | Francis Jr. Zdunczyk | 1 | Son | — | Pennsylvania |
| 42 | Frank Smarty | 34 | Hired man | Hired Man | Poland |
| 43 | Lottie Drasky | 17 | Servant | Servant | Pennsylvania |
| 44 | Felix Hertel | 28 | Head | Farmer | Pennsylvania |
| 45 | Paul Hertel | 67 | Father | — | Pennsylvania |
| 46 | Eva Hertel | 54 | Mother | — | Pennsylvania |
| 47 | Clement Hertel | 26 | Brother | Laborer | Pennsylvania |
| 48 | John Hertel | 23 | Brother | Laborer | Pennsylvania |
| 49 | Eva Hertel | 21 | Sister | — | Pennsylvania |
| 50 | Charlie Yitaka | 50 | Head | Farmer | Austria |
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)