HL
Helen Lynch — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Helen Lynch across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Mary & John — first a daughter (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Lynch |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Caldwell |
| Additional Details | |
| Occupation | Typing |
| Industry | Law Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2369 |
| Highest Grade | No 10 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Typing |
| Township / Ward | Bloomfield Town |
| Est. Birth Year | ~1907 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Mary Lynch | Daughter | — | 25 | ~1915 |
| Thomas Lynch | Son | — | 30 | ~1910 |
| Mary Lynch | Head | — | 70 | ~1870 |
| Helen Lynch | Daughter | — | 33 | ~1907 |
Census Appearances
1920
Essex, New …
Daughter, age 13
Essex, New Jersey · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Other, age 23
Essex, New Jersey · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Helen |
| Relationship to Head | Sister in law |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Stenographer |
| Industry | Doctor's Off |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 33
Essex-County, New Jersey · implied b. ~1907 — 4 household members
| Surname | Lynch |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Caldwell |
| Occupation | Typing |
| Industry | Law Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2369 |
| Highest Grade | No 10 |
| 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 Helen Lynch across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Lynch (~0.92 confidence) and father John Lynch (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Lynch
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
John Lynch
b. ~1871
Source father
● Household
· direct · ~0.92
This person
Anchor record
Helen Lynch
Daughter · 1940 · age 33 · b. ~1907 · New Jersey
★ You are viewing this record
Sibling
Thomas Lynch
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lynch
Sibling · 1940 · age 25
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02330-00005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roger S. Boardman | 63 | Head | Editor | New York |
| 2 | Ida P. Boardman | 63 | Wife | — | New York |
| 3 | John Sullivan | 68 | Head | — | England |
| 4 | Mary Annie Sullivan | 68 | Wife | — | England |
| 5 | Walter Stearman | 35 | Head | Sales Engineer | Indiana |
| 6 | Elizabeth Stearman | 35 | Wife | — | New Jersey |
| 7 | Alma S. Johnson | 64 | Head | — | New York |
| 8 | David S. Johnson | 34 | Son | Engraver | New York |
| 9 | William W. 2Nd Cameron | 32 | Head | Machine Operator | New York |
| 10 | Priscilla S. Cameron | 29 | Wife | — | New Jersey |
| 11 | William W. 3Rd Cameron | 7 | Son | — | New Jersey |
| 12 | Priscilla Carter Cameron | 5 | Daughter | — | New Jersey |
| 13 | Alvin J. Barrett | 27 | Head | Cutter | New Jersey |
| 14 | Ella Barrett | 27 | Wife | — | New Jersey |
| 15 | Barrett Ann P. Barrett | 2 | Daughter | — | New Jersey |
| 16 | Porter Barrett | None | Mary E. | — | No 8 |
| 17 | Henry J. Mayne | 46 | Head | Clerk | New York |
| 18 | Josephine Mayne | 37 | Wife | Operator | New York |
| 19 | Adelaide V. Mayne | 19 | Daughter | New Worker | New York |
| 20 | Mary Lynch | 70 | Head | — | New Jersey |
| 21 | Helen Lynch THIS PERSON | 33 | Daughter | Typing | New Jersey |
| 22 | Thomas Lynch | 30 | Son | Taxi Driver | New Jersey |
| 23 | Mary P. Lynch | 25 | Daughter | Typing | New Jersey |
| 24 | Joseph Schrader | 32 | Head | Office Manager | Pennsylvania |
| 25 | Myrtle Schrader | 34 | Wife | — | New Jersey |
| 26 | John D. Allen | 41 | Head | Carpenter | New Jersey |
| 27 | Helen Allen | 43 | Wife | — | New Jersey |
| 28 | John W. Allen | 23 | Son | Training Junior | New Jersey |
| 29 | Donald Allen | 19 | Son | — | New Jersey |
| 30 | Clare Allen | 11 | Daughter | — | New Jersey |
| 31 | Carl Wloski | 43 | Head | Service Keeper | Poland |
| 32 | Pauline Wloski | 39 | Wife | — | Poland |
| 33 | Carl Wloski | 16 | Son | — | New Jersey |
| 34 | Genevieve Wloski | 13 | Daughter | — | New Jersey |
| 35 | Arthur B. Curren | 65 | Head | Salesman | England |
| 36 | Laura Curren | 51 | Wife | — | New Jersey |
| 37 | James Curren | 24 | Son | Salesman | New Jersey |
| 38 | Marian Curren | 24 | Daughter | Salesman | New Jersey |
| 39 | Ella Curren | 29 | Daughter | Clerk | New Jersey |
| 40 | Lamont Curren | 22 | Son | Collector | New Jersey |
Pedigree Summary
Helen + 2 siblings
Gen 1 · 2 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)