JH
John Harvey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this John Harvey across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents George & Annie — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Harvey |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton city |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Accountant |
| Industry | Board of Education |
| Class of Worker | GW |
| Hours Worked | 38 |
| Income (1939) | 3135 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Accountant |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1901 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Harvey | Head | — | 39 | ~1901 |
| John Harvey | Son | — | 17 | ~1923 |
| Robert Harvey | Son | — | 10 | ~1930 |
| Gertrude Harvey | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Mercer, New …
Son, age 18
Mercer, New Jersey · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harvey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Head, age 29
Mercer, New Jersey · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harvey |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 24 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | accountant |
| Industry | Education Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 28 |
| Radio Set | R |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Head, age 39
Mercer-County, New Jersey · implied b. ~1901 — 4 household members
| Surname | Harvey |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton city |
| 1935 Residence (County) | Mercer |
| Occupation | Accountant |
| Industry | Board of Education |
| Class of Worker | GW |
| Hours Worked | 38 |
| Income (1939) | 3135 |
| Highest Grade | C 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 John Harvey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Harvey (~0.92 confidence) and mother Annie Harvey (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Harvey
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Annie Harvey
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Harvey
Head · 1940 · age 39 · b. ~1901 · 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-t0627-02437-00387)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Downey | 16 | Son | — | New York |
| 42 | Jeane Downey | 14 | Daughter | — | New York |
| 43 | Sally Marie Downey | 11 | Daughter | — | New Jersey |
| 44 | William Ringcamp | 39 | Head | Sales Manager | New Jersey |
| 45 | Gertrude Ringcamp | 34 | Wife | — | New York |
| 46 | Barbara Ringcamp | 9 | Daughter | — | New York |
| 47 | William Jr. Ringcamp | 4 | Son | — | New Jersey |
| 48 | Charles Wassoff | 30 | Head | Manager Of Mfg Office | New York |
| 49 | Lillian Wassoff | 28 | Wife | — | New York |
| 50 | Linda Wassoff | 3 | Daughter | — | New Jersey |
| 51 | Ida Alpern | 54 | Mother-in-law | — | New York |
| 52 | George Alpern | 24 | Brother-in-law | Shipping Clerk | New York |
| 53 | Albert Walker | 39 | Head | Vice President | New Jersey |
| 54 | Alice Walker | 37 | Wife | — | New Jersey |
| 55 | Frank Sutts | 45 | Head | Lieut. Fireman | New Jersey |
| 56 | Alma Sutts | 38 | Wife | — | New Jersey |
| 57 | Elaine Sutts | 8 | Daughter | — | New Jersey |
| 58 | Edith Sutts | 2 | Daughter | — | New Jersey |
| 59 | William Van Doren | 38 | Head | Civil Engineer | New Jersey |
| 60 | Maxine Van Doren | 33 | Wife | — | Oregon |
| 61 | Laura Dalaba | 66 | Mother-in-law | — | Oregon |
| 62 | Paul Niemeyer | 45 | Lodger | Preparator | California |
| 63 | Thomas Mac Dowell | 31 | Lodger | Preparator | New Jersey |
| 64 | John Harvey THIS PERSON | 39 | Head | Accountant | New Jersey |
| 65 | Gertrude Harvey | 36 | Wife | — | New Jersey |
| 66 | John Jr. Harvey | 17 | Son | — | New Jersey |
| 67 | Robert Harvey | 10 | Son | — | New Jersey |
| 68 | James Peters | 39 | Head | Lieut. Fireman | Pennsylvania |
| 69 | Hazel Peters | 45 | Wife | — | New Jersey |
| 70 | William Peters | 18 | Son | Apprentice Machinist | New Jersey |
| 71 | Mary Peters | 12 | Daughter | — | New Jersey |
| 72 | Mary Mizer | 50 | Head | — | Ohio |
| 73 | Neil Ely | 35 | Head | General Manager | Michigan |
| 74 | Lila Ely | 29 | Wife | — | Michigan |
| 75 | Forrest Griggs | 43 | Head | Proprietor | Ohio |
| 76 | Florence Griggs | 36 | Wife | Office Manager | England |
| 77 | Elizabeth Riley | 61 | Mother-in-law | — | England |
| 78 | Louis Klein | 45 | Head | Supervising Steward | Hungary |
| 79 | Helen Klein | 35 | Wife | — | New Jersey |
| 80 | — | None | — | — | — |
Pedigree Summary
John
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)