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Harold Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Harold Allen across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1909), then head of a 2-person household.
Age 31
b. ~1909
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Allen |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Freehold |
| 1935 Residence (County) | Monmouth |
| Additional Details | |
| Occupation | Fireman |
| Industry | W. Jersey Power Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 316 |
| Highest Grade | Hs 4 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Fireman |
| Township / Ward | Newark City |
| Est. Birth Year | ~1909 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Allen | Head | — | 70 | ~1870 |
| Harold Allen | Son | — | 31 | ~1909 |
Census Appearances
1920
Hudson, New …
Son, age 10
Hudson, New Jersey · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 20
Hudson, New Jersey · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Harold H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Son, age 31
Essex-County, New Jersey · implied b. ~1909 — 2 household members
| Surname | Allen |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Freehold |
| 1935 Residence (County) | Monmouth |
| Occupation | Fireman |
| Industry | W. Jersey Power Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 316 |
| Highest Grade | Hs 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 Harold Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Allen (~0.92 confidence) and father George Allen (~0.92 confidence) and mother Elizabeth Allen (~0.92 confidence) and mother Sarah Allen (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Allen
b. ~1865
Source father
● Household
· direct · ~0.92
Father
George Allen
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Allen
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Sarah Allen
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Allen
Son · 1940 · age 31 · b. ~1909 · New Jersey
★ You are viewing this record
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-t0627-02421-00459)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Phoebe Schwall | 69 | Sister | — | New Jersey |
| 2 | Edward Walsh | 60 | Head | Porter | New York |
| 3 | James Fowler | 62 | Brother-in-law | — | New Jersey |
| 4 | Ruth Schmidt | 38 | Head | — | New Jersey |
| 5 | Helen Schmidt | 19 | Daughter | Store Attendant | New Jersey |
| 6 | Catherine Schmidt | 18 | Daughter | Clerical | New Jersey |
| 7 | William Schmidt | 15 | Son | — | New Jersey |
| 8 | Frederick Uppenzeiler | 31 | Brother | Laborer | New Jersey |
| 9 | Robert Kleinfeld | 31 | Lodger | Clerical | New Jersey |
| 10 | John C. Thade | 78 | Head | — | New Jersey |
| 11 | Alice M. Thade | 79 | Wife | — | New Jersey |
| 12 | Harold F. Overbaugh | 37 | Head | Automobile Mechanic | New Jersey |
| 13 | Viola F. Overbaugh | 35 | Wife | — | New Jersey |
| 14 | Herbert A. Overbaugh | 6 | Son | — | New Jersey |
| 15 | Nancy J. Overbaugh | 4 | Daughter | — | New Jersey |
| 16 | Grace Fenicola | 38 | Head | Millinery Buyer | Ohio |
| 17 | Joseph Fenicola | 38 | Husband | Trucking | New Jersey |
| 18 | Michael A. Boyle | 49 | Head | Stationary Engineer | Pennsylvania |
| 19 | Helen J. Boyle | 36 | Wife | — | New York |
| 20 | William Boyle | 15 | Son | — | New Jersey |
| 21 | John Boyle | 12 | Son | — | New Jersey |
| 22 | James Boyle | 9 | Son | — | New Jersey |
| 23 | Mary J. Boyle | 6 | Daughter | — | New Jersey |
| 24 | Debbie Boyle | 4 | Daughter | — | New Jersey |
| 25 | Mary Hartman | 65 | Mother-in-law | — | New Jersey |
| 26 | Elmer H. Hagaman | 62 | Head | Traffic Manager | New Jersey |
| 27 | Estelle S. Hagaman | 62 | Wife | — | New Jersey |
| 28 | Elizabeth Allen | 70 | Head | — | New Jersey |
| 29 | Harold Allen THIS PERSON | 31 | Son | Fireman | New Jersey |
| 30 | Jenny Bland | 44 | Head | Clerical | Massachusetts |
| 31 | Blantine Bland | 57 | Sister | — | Massachusetts |
| 32 | Mary Fitzgerald | 58 | Head | — | New Jersey |
| 33 | Thomas Fitzgerald | 35 | Son | Stock Clerk | New Jersey |
| 34 | John R. Rudebock | 68 | Head | Carpenter | New Jersey |
| 35 | Marietta Rudebock | 67 | Wife | — | New Jersey |
| 36 | Peter Caggiano | 40 | Head | Caretaker | Italy |
| 37 | Catherine Caggiano | 40 | Wife | Caretaker | New Jersey |
| 38 | Nicholas Caggiano | 16 | Son | — | New Jersey |
| 39 | Florence Caggiano | 12 | Daughter | — | New Jersey |
| 40 | Albert Caggiano | 10 | Son | — | New Jersey |
Pedigree Summary
Harold
Gen 1 · 4 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)