JH
John Hancock — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this John Hancock across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents Watson & Nelson — first a head (b.~1901), then head of a 3-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 | Hancock |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hightstown Boro |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Salesman |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 49 |
| Income (1939) | 1432 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Salesman |
| Township / Ward | Hightstown Boro |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ann Hancock | Daughter | — | 4 | ~1936 |
| Elizabeth Hancock | Spouse | — | 35 | ~1905 |
| John Hancock | Head | — | 39 | ~1901 |
Census Appearances
1920
Mercer, New …
Son, age 19
Mercer, New Jersey · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hancock |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Son, age 29
Mercer, New Jersey · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hancock |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Age at First Marriage | W |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | 06X1 |
| Can Read/Write | Yes |
| Veteran | No |
| 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 — 3 household members
| Surname | Hancock |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hightstown Boro |
| 1935 Residence (County) | Mercer |
| Occupation | Salesman |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 49 |
| Income (1939) | 1432 |
| Highest Grade | No 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 Hancock across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Watson Hancock (~0.92 confidence) and father Nelson Hancock (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Watson Hancock
b. ~1852
Source father
● Household
· direct · ~0.92
Father
Nelson Hancock
b. ~1853
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Hancock
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-t0627-02357-00044)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Redford M. Tot | 69 | Head | Retired | New Jersey |
| 42 | Cora Wetherill | 65 | Housekeeper | House Keeper | New Jersey |
| 43 | Samuel Mc Cue | 58 | Head | Real Estate Agent | New Jersey |
| 44 | Stella Mc Cue | 57 | Wife | — | New Jersey |
| 45 | George Phillips | 57 | Head | Proprietor | New Jersey |
| 46 | Helen Phillips | 53 | Wife | — | New Jersey |
| 47 | Ernest Davison | 38 | Head | Police Officer | New Jersey |
| 48 | Florence Davison | 37 | Wife | — | New Jersey |
| 49 | Elaine Davison | 2 | Daughter | — | New Jersey |
| 50 | Wilson Everingham | 39 | Head | Office Manager | New Jersey |
| 51 | Theodosia Everingham | 40 | Wife | School Teacher | New Jersey |
| 52 | William R. Silvers | 41 | Head | Owner | New Jersey |
| 53 | Evelyn Silvers | 40 | Wife | Cutter | New Jersey |
| 54 | John R. Hancock THIS PERSON | 39 | Head | Salesman | New Jersey |
| 55 | Elizabeth Hancock | 35 | Wife | — | New Jersey |
| 56 | Ann Elaine Hancock | 4 | Daughter | — | New Jersey |
| 57 | Thomas A. Hiland | 55 | Head | Foreman | New Jersey |
| 58 | Catherine Hiland | 46 | Wife | Substitute Teacher | Ireland |
| 59 | George E. Coons | 43 | Head | Instructor | New York |
| 60 | Effie M. Coons | 43 | Wife | — | New York |
| 61 | George F. Coons | 14 | Son | — | New York |
| 62 | Etal M. Coons | 63 | Mother | — | New York |
| 63 | Mabel C. Smith | 47 | Head | Secretary | New Jersey |
| 64 | Earle W. Love | 50 | Head | Salesman | New York |
| 65 | Maybelle F. Love | 52 | Wife | — | New York |
| 66 | T. H. Jenks | 40 | Head | Service Man | New Jersey |
| 67 | M. C. Jenks | 66 | Mother | — | New Jersey |
| 68 | J. T. Jenks | 25 | Brother | — | New Jersey |
| 69 | Daniel S. Croshaw | 69 | Head | — | New Jersey |
| 70 | Arretta B. Croshaw | 69 | Wife | — | New Jersey |
| 71 | Isabel Hopkins | 33 | Daughter | Sitter | New Jersey |
| 72 | Fred Hopkins | 37 | Son-in-law | Proprietor | New Jersey |
| 73 | Walter Hunt | 50 | Boarder | Merchant | New Jersey |
| 74 | Florence Brearley | 56 | Head | Seamstress | New Jersey |
| 75 | Alice Mae Perrine | 70 | Aunt | — | New Jersey |
| 76 | Phoebe Rue | 72 | Aunt | — | New Jersey |
| 77 | Adelaide Stults | 73 | Head | — | New Jersey |
| 78 | Alma Bennett | 37 | Niece | — | New Jersey |
| 79 | Benjamin Applegate | 52 | Head | Manager | Hungary |
| 80 | Elizabeth Applegate | 53 | Wife | — | Pennsylvania |
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)