JW
James Welsh — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Essex, New Jersey
Our Model Tree links this James Welsh across the 1930 and 1940 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 5
b. ~1925
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, New Jersey |
| Surname | Welsh |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Maplewood Township |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| Mary Welsh | Daughter | — | 13 | ~1917 |
| Joseph Welsh | Son | — | 1 | ~1929 |
| Mary Welsh | Spouse | — | 43 | ~1887 |
| William Welsh | Head | — | 42 | ~1888 |
| John Welsh | Son | — | 14 | ~1916 |
| Edward Welsh | Son | — | 9 | ~1921 |
| William Welsh | Son | — | 11 | ~1919 |
| James Welsh | Son | — | 5 | ~1925 |
Census Appearances
1930
Essex, New …
Son, age 5
Essex, New Jersey · implied b. ~1925 — 8 household members
| Surname | Welsh |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Son, age 15
Essex-County, New Jersey · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Maplewood |
| 1935 Residence (County) | Essex |
| Occupation | delivery boy |
| Industry | grocery business |
| Class of Worker | PW |
| Hours Worked | 18 |
| Income (1939) | 224 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Welsh across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Welsh
Son · 1930 · age 5 · b. ~1925 · New Jersey
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Sibling
Joseph Welsh
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Welsh
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Welsh
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Welsh
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Welsh
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 — Essex, New Jersey
Open full size
1930 US Federal Census — Essex, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1331:0895)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Caldwell | 69 | mother-in-law | None | North Carolina |
| 2 | William F Welsh | 42 | head | Butcher | New Jersey |
| 3 | Mary Welsh | 43 | wife | None | New York |
| 4 | John Welsh | 14 | son | None | New Jersey |
| 5 | Mary Welsh | 13 | daughter | None | New Jersey |
| 6 | William Welsh | 11 | son | None | New Jersey |
| 7 | Edward Welsh | 9 | son | None | New Jersey |
| 8 | James Welsh THIS PERSON | 5 | son | None | New Jersey |
| 9 | Joseph Welsh | 1 | son | None | New Jersey |
| 10 | Ed Fred Corse | 39 | head | Plumber | New Jersey |
| 11 | Florence Corse | 31 | wife | None | New Jersey |
| 12 | Ray Corse | 11 | son | None | New Jersey |
| 13 | Alice Corse | 12 | daughter | None | New Jersey |
| 14 | Laurence Corse | 9 | son | None | New Jersey |
| 15 | Harry Maul | 31 | head | Painter | New Jersey |
| 16 | Frances Maul | 21 | wife | None | Pennsylvania |
| 17 | Fred Maul | 24 | head | Carpenter | New Jersey |
| 18 | Betty Maul | 22 | wife | None | New Jersey |
| 19 | Frank Mammano | 70 | head | None | Italy |
| 20 | Philippina Mammano | 64 | wife | None | Italy |
| 21 | Joe Mammano | 34 | son | Shoe Repairer | Italy |
| 22 | Philip Mammano | 26 | son | Shoe Repairer | Italy |
| 23 | Grace Mammano | 20 | daughter | Tavern | Italy |
| 24 | Raymond Hull | 37 | head | Carpenter | New Jersey |
| 25 | Louisa Hull | 35 | wife | None | New Jersey |
| 26 | Margarette Hull | 14 | daughter | None | New Jersey |
| 27 | Raymond Jr Hull | 12 | son | None | New Jersey |
| 28 | Charles Hull | 11 | son | None | New Jersey |
| 29 | Lillian Hull | 9 | daughter | None | New Jersey |
| 30 | Grace Hull | 7 | daughter | None | New Jersey |
| 31 | Jack Hull | 5 | son | None | New Jersey |
| 32 | William Hull | 4 | son | None | New Jersey |
| 33 | Philip Redinger | 49 | head | Carpenter | Austria |
| 34 | Eva Redinger | 57 | wife | None | Austria |
| 35 | Elizabeth Redinger | 18 | daughter | Clerk | New Jersey |
| 36 | Jake Redinger | 23 | head | Chauffer | Austria |
| 37 | Ann Redinger | 22 | wife | None | New Jersey |
| 38 | Peter Schueffer | 67 | head | None | New Jersey |
| 39 | Anna Schueffer | 64 | wife | None | Germany |
| 40 | Harry Schueffer | 31 | son | Goldsmith | New Jersey |
| 41 | Ernst Ratzinski | 28 | head | Clerk | Germany |
| 42 | Hertha Ratzinski | 25 | wife | None | Germany |
| 43 | Hertha Ratzinski | 2 | daughter | None | New Jersey |
| 44 | Helen Ratzinski | 0 | daughter | None | New Jersey |
| 45 | John Collins | 40 | head | Mechanic | Canada |
| 46 | Ethel Collins | 44 | wife | None | England |
| 47 | Betty Collins | 13 | daughter | None | Canada |
| 48 | James Collins | 6 | son | None | Canada |
| 49 | Mary Collins | 5 | daughter | None | Canada |
| 50 | Gaetano Lieto | 36 | head | Mechanic | Italy |
Related Census Records
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)