JC
James Connelly — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this James Connelly across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 8-person household.
Age 37
b. ~1893
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Connelly |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1893 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Margaret Connelly | Daughter | — | 7 | ~1923 |
| Catherine Connelly | Other | — | 33 | ~1897 |
| Catherine Connelly | Daughter | — | 11 | ~1919 |
| John Connelly | Son | — | 2 | ~1928 |
| James Connelly | Head | — | 37 | ~1893 |
| Dorothy Connelly | Daughter | — | 4 | ~1926 |
| James Connelly | Son | — | 6 | ~1924 |
| Ruth Connelly | Daughter | — | 9 | ~1921 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 26
Allegheny, Pennsylvania · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connelly |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Driver |
| Industry | Dairy business |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 37
Allegheny, Pennsylvania · implied b. ~1893 — 8 household members
| Surname | Connelly |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Veteran | 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 James Connelly across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
James Connelly
Head · 1930 · age 37 · b. ~1893 · Pennsylvania
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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:fifteenthcensus00reel1985:0924)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Carlisle | 34 | Head | Sales Clerk | Pennsylvania |
| 2 | Velma Carlisle | 36 | Wife-H | None | Pennsylvania |
| 3 | David Carlisle | 8 | Son | None | Pennsylvania |
| 4 | Harry Hayden | 38 | Head | Operator | Pennsylvania |
| 5 | Anna Hayden | 35 | Wife-H | None | Pennsylvania |
| 6 | Agnes Hayden | 15 | Daughter | None | Pennsylvania |
| 7 | Margaret Hayden | 13 | Daughter | None | Pennsylvania |
| 8 | James Hayden | 11 | Son | None | Pennsylvania |
| 9 | Harry Jr Hayden | 9 | Son | None | Pennsylvania |
| 10 | Clara Hughes | 12 | Niece | None | Pennsylvania |
| 11 | James Connelly THIS PERSON | 37 | Head | Laborer | Pennsylvania |
| 12 | Catherine Connelly | 33 | Wife-H | None | Pennsylvania |
| 13 | Catherine Connelly | 11 | Daughter | None | Pennsylvania |
| 14 | Ruth Connelly | 9 | Daughter | None | Pennsylvania |
| 15 | Margaret Connelly | 7 | Daughter | None | Pennsylvania |
| 16 | James Jr Connelly | 6 | Son | None | Pennsylvania |
| 17 | Dorothy Connelly | 4 | Daughter | None | Pennsylvania |
| 18 | John Connelly | 2 | Son | None | Pennsylvania |
| 19 | Thomas De Gidie | 45 | Head | Cashier | Ohio |
| 20 | Rose De Gidie | 45 | Wife-H | None | Indiana |
| 21 | Samuel Newhart | 40 | Head | Laborer | Pennsylvania |
| 22 | Regina Newhart | 76 | Mother-H | None | Germany |
| 23 | Joseph Newhart | 44 | Brother | Janitor | Pennsylvania |
| 24 | Jesse Williams | 76 | Head | Laborer | Pennsylvania |
| 25 | Leonora Williams | 76 | Wife-H | None | Ohio |
| 26 | Irene Williams | 32 | Sister | Checker | Pennsylvania |
| 27 | Allison Hunter | 25 | Head | Laborer | North Carolina |
| 28 | Rose Hunter | 22 | Wife-H | None | Georgia |
| 29 | Herbert Hunter | 4 | Son | None | Pennsylvania |
| 30 | Allen Hunter | 3 | Son | None | Pennsylvania |
| 31 | Bertha Hunter | 2 | Daughter | None | Pennsylvania |
| 32 | George Washington | 45 | Head | Truck Driver | Tennessee |
| 33 | Irene Washington | 40 | Wife-H | None | Mississippi |
| 34 | Mary Washington | 15 | Daughter | None | Pennsylvania |
| 35 | George Washington | 14 | Son | None | Pennsylvania |
| 36 | Paul Washington | 12 | Son | None | Pennsylvania |
| 37 | George White | 40 | Head | Laborer | Georgia |
| 38 | Dorothy White | 40 | Wife-H | None | Texas |
| 39 | Archie White | 12 | Daughter | None | Virginia |
| 40 | Gladys White | 9 | Daughter | None | Pennsylvania |
| 41 | Christine White | 8 | Daughter | None | Pennsylvania |
| 42 | Blanche Mock | 44 | Head-H | Stenographer | Pennsylvania |
| 43 | Gertrude Mock | 25 | Daughter | Waitress | Pennsylvania |
| 44 | James William Mock | 7 | Son | None | Pennsylvania |
| 45 | Anna Key | 64 | Head-H | None | England |
| 46 | Harry Grosshopf | 53 | Head | Electrician | Pennsylvania |
| 47 | Sarah Grosshopf | 52 | Wife-H | None | Pennsylvania |
| 48 | Vera Grosshopf | 19 | Daughter | File Clerk | Pennsylvania |
| 49 | Chester Grosshopf | 17 | Son | Messenger Boy | Pennsylvania |
| 50 | William Grosshopf | 15 | Son | None | 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)