GA
Gertrude Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Gertrude Allen across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents Garfield & M — first a daughter (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Allen |
| Given Name | Gertrude D. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Public Works |
| Industry | United Art. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 931 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Public Works |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1915 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Allen | Daughter | — | 25 | ~1915 |
| Garfield Allen | Head | — | 59 | ~1881 |
| Ethel Allen | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Mercer, New …
Daughter, age 6
Mercer, New Jersey · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Gertrude |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | England |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Daughter, age 16
Mercer, New Jersey · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Gertrude S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Daughter, age 25
Mercer-County, New Jersey · implied b. ~1915 — 3 household members
| Surname | Allen |
| Given Name | Gertrude D. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Occupation | Public Works |
| Industry | United Art. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 931 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| 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 Gertrude Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Garfield Allen (~0.92 confidence) and father M Allen (~0.92 confidence) and mother Ethel Allen (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Garfield Allen
b. ~1881
Source father
● Household
· direct · ~0.92
Father
M Allen
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Ethel Allen
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Gertrude Allen
Daughter · 1940 · age 25 · b. ~1915 · 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 — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02437-00503)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Evelyn Berkowitz | 23 | daughter | — | New Jersey |
| 2 | Mary C. Barrett | 47 | Head | — | New Jersey |
| 3 | Joseph W. Barrett | 23 | son | — | New Jersey |
| 4 | Thomas W. Bill | 42 | head | Purchasing Agent | Pennsylvania |
| 5 | Eleanor S. Bill | 36 | wife | — | New York |
| 6 | Bernadine Bill | 8 | Daug. | — | Pennsylvania |
| 7 | Lloyd A. Blanchard | 45 | head | State Highway | Massachusetts |
| 8 | Margaret Blanchard | 47 | wife | — | Massachusetts |
| 9 | Ralph W. Blanchard | 20 | son | Clerk | Massachusetts |
| 10 | Garfield Allen | 59 | head | Proprietor | New Jersey |
| 11 | Ethel B. Allen | 50 | wife | — | England |
| 12 | Gertrude D. Allen THIS PERSON | 25 | daughter | Public Works | New Jersey |
| 13 | David L. Johnson | 46 | head | Plant Manager | Maryland |
| 14 | Hazel J. Johnson | 42 | wife | — | Maryland |
| 15 | Mary S. Johnson | 22 | daughter | Salesgirl | Maryland |
| 16 | Harry Freeman | 43 | head | Executive | Germany |
| 17 | Sophie Freeman | 39 | wife | — | New Jersey |
| 18 | Irwin Freeman | 11 | son | — | New Jersey |
| 19 | Elsa Irvine | 25 | maid | Maid | New Jersey |
| 20 | Henry O. Gross | 64 | head | Executive | New York |
| 21 | Augusta Gross | 59 | wife | — | England |
| 22 | Emile Hamilton | 23 | servant | Maid | New Jersey |
| 23 | Ends Here | None | BLOCK | — | — |
| 24 | Edward J. Higham | 52 | head | Optometrist | New Jersey |
| 25 | Mary E. Higham | 50 | wife | — | New Jersey |
| 26 | Leonard Higham | 30 | son | Clerk Of Court | New Jersey |
| 27 | Alfred M. Puerlan | 40 | head | Actuary | Connecticut |
| 28 | Ruth A. Puerlan | 40 | wife | — | Pennsylvania |
| 29 | Alfred J. Puerlan | 5 | son | — | New Jersey |
| 30 | Robert P. Puerlan | 0 | son | — | New Jersey |
| 31 | Alexander Budson | 60 | head | Lawyer | Russia |
| 32 | Jenny Budson | 57 | wife | Associate Director | Russia |
| 33 | Thelma Budson | 21 | daughter | — | New Jersey |
| 34 | Ruth Budson | 18 | daughter | — | New Jersey |
| 35 | Mary Whiteside | 20 | maid | Maid | South Carolina |
| 36 | Harry L. Rankin | 44 | head | Manager | Kentucky |
| 37 | Dorothy Rankin | 43 | wife | — | Ohio |
| 38 | Marshall Rankin | 5 | son | — | Ohio |
| 39 | James J. Nealon | 47 | head | Major | Pennsylvania |
| 40 | Linda Nealon | 41 | wife | — | Norway |
Related Census Records
Pedigree Summary
Gertrude
Gen 1 · 3 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)