WS
William Shannon — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this William Shannon across the 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Shannon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Roselle Park |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Gunner |
| Industry | Sewing Machine Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 575 |
| Highest Grade | H-4 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Gunner |
| Township / Ward | Elizabeth City |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Robert Shannon | Son | — | 18 | ~1922 |
| Anna Shannon | Spouse | — | 49 | ~1891 |
| Thomas Shannon | Son | — | 23 | ~1917 |
| Virginia Shannon | Daughter | — | 28 | ~1912 |
| William Shannon | Son | — | 20 | ~1920 |
| John Shannon | Head | — | 58 | ~1882 |
Census Appearances
1920
Union, New …
Son, age
Union, New Jersey · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shannon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Son, age 10
Union, New Jersey · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shannon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Union-County, New …
Son, age 20
Union-County, New Jersey · implied b. ~1920 — 6 household members
| Surname | Shannon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Roselle Park |
| 1935 Residence (County) | Union |
| Occupation | Gunner |
| Industry | Sewing Machine Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 575 |
| Highest Grade | H-4 |
| 1935 Residence | New Jersey |
| 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 William Shannon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Shannon (~0.92 confidence) and father John Shannon (~0.92 confidence) and mother Anna Shannon (~0.92 confidence) and mother Anna Shannon (~0.92 confidence) and mother Anna Shannon (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Shannon
b. ~1882
Source father
● Household
· direct · ~0.92
Father
John Shannon
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Anna Shannon
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Anna Shannon
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Anna Shannon
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Shannon
Son · 1940 · age 20 · b. ~1920 · New Jersey
★ You are viewing this record
Sibling
Thomas Shannon
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Shannon
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Shannon
Sibling · 1940 · age 18
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
1940 US Federal Census — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02400-00657)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Mason | 53 | Head | Machinist | England |
| 2 | Amy E. Mason | 52 | Wife | — | England |
| 3 | Harvey B. Tappen | 35 | Son-in-law | Clerk | New Jersey |
| 4 | Beatrice N. Tappen | 26 | Daughter | — | England |
| 5 | Nancy B. Tappen | 4 | Granddaughter | — | — |
| 6 | Theodore Patzjohn | 42 | Head | Soda Dispenser | Greece |
| 7 | Stamatifa Patzjohn | 74 | Mother | — | Greece |
| 8 | Peter E. Petrakos | 45 | Lodger | Waiter | Greece |
| 9 | James Makos | 58 | Lodger | — | Greece |
| 10 | Thomas J. Regan | 48 | Head | Foreman | New Jersey |
| 11 | Florence K. Regan | 50 | Wife | — | New Jersey |
| 12 | Jean B. Regan | 22 | Daughter | Secretary | New Jersey |
| 13 | Thomas J. Jr. Regan | 20 | Son | Laborer | New Jersey |
| 14 | E. Donald Regan | 16 | Son | — | New Jersey |
| 15 | Ernest S. Naile | 21 | Nephew | Clerk | New York |
| 16 | Bernard E. Perkins | 29 | Head | Pumper'S Helper | New York |
| 17 | Elizabeth M. Perkins | 28 | Wife | — | New Jersey |
| 18 | Robert Perkins | 3 | Son | — | — |
| 19 | Michael J. O'Keefe | 41 | Head | Shipper | New Jersey |
| 20 | Lotty P. O'Keefe | 36 | Wife | — | New Jersey |
| 21 | Margaret N. O'Keefe | 21 | Daughter | — | New Jersey |
| 22 | Raymond M. O'Keefe | 14 | Son | — | New Jersey |
| 23 | William Dawes | 51 | Head | Electrician | New York |
| 24 | Jenny L. Dawes | 48 | Wife | — | New Jersey |
| 25 | Betty J. Dawes | 21 | Daughter | Clerk | Massachusetts |
| 26 | Robert J. Dawes | 18 | Son | — | S. Carolina |
| 27 | Dorothy J. Dawes | 14 | Daughter | — | New Jersey |
| 28 | John M. Shannon | 58 | Head | Machinist | Pennsylvania |
| 29 | Anna E. Shannon | 49 | Wife | — | Pennsylvania |
| 30 | Virginia Shannon | 28 | Daughter | Telephone Operator | New Jersey |
| 31 | Thomas Shannon | 23 | Son | Inspector | New Jersey |
| 32 | William Shannon THIS PERSON | 20 | Son | Gunner | New Jersey |
| 33 | Robert J. Shannon | 18 | Son | Office Work | New Jersey |
| 34 | Warren C. Anthony | 31 | Head | Clergyman | Pennsylvania |
| 35 | Marie D. Anthony | 31 | Wife | — | Pennsylvania |
| 36 | La Verne Anthony | 2 | Daughter | — | — |
| 37 | Margaret C. Halad | 57 | Head | — | New Jersey |
| 38 | Abel D. Gatlow | 29 | Head | Proprietor | New York |
| 39 | Millicent Gatlow | 29 | Wife | Stenographer | New Jersey |
| 40 | Leon Raikes | 27 | Head | Proprietor | New York |
Related Census Records
Pedigree Summary
William + 3 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)