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John Ross — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this John Ross across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents James & Jennie — first a head (b.~1897), then head of a 3-person household.
Age 43
b. ~1897
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Ross |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Electrician |
| Industry | Woolen mill |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 314 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Electrician |
| Township / Ward | Lawrence City |
| Est. Birth Year | ~1897 |
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 |
|---|---|---|---|---|
| John Ross | Head | — | 43 | ~1897 |
| Robert Ross | Son | — | 7 | ~1933 |
| Beatrice Ross | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Essex, Massachusetts
Son, age 22
Essex, Massachusetts · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | John A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Head, age 33
Essex, Massachusetts · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | John O |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 29 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Gas station |
| Industry | Owner |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 28 |
| Veteran | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Head, age 43
Essex-County, Massachusetts · implied b. ~1897 — 3 household members
| Surname | Ross |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| 1935 Residence (County) | Essex |
| Occupation | Electrician |
| Industry | Woolen mill |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 314 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Ross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Ross (~0.92 confidence) and mother Jennie Ross (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Ross
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Jennie Ross
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Ross
Head · 1940 · age 43 · b. ~1897 · Massachusetts
★ 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, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01583-01052)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Boardman | 46 | Head | Salesman | Massachusetts |
| 2 | Lillian Boardman | 22 | Son | Weaver | Massachusetts |
| 3 | Joseph Jr. Boardman | 20 | Son | Laborer | Massachusetts |
| 4 | Francis Boardman | 17 | Son | — | Massachusetts |
| 5 | James Boardman | 15 | Son | — | Massachusetts |
| 6 | Donald Boardman | 10 | Son | — | Massachusetts |
| 7 | Margaret Arpin | 61 | Aunt | Housekeeper | England |
| 8 | Patrick H. Griffin | 60 | Head | Milk Cutter | New York |
| 9 | Anna G. Griffin | 61 | Wife | — | Irish Free State |
| 10 | John A. Griffin | 28 | Son | Assistant Auditor | Massachusetts |
| 11 | James J. Griffin | 25 | Son | Meat Cutter | Massachusetts |
| 12 | Ann M. Griffin | 23 | Daughter | Office Clerk | Massachusetts |
| 13 | Gerald Griffin | 22 | Son | Mill Operative | Massachusetts |
| 14 | Frederick Houghton | 43 | Head | Insurance Agent | England |
| 15 | Ann Houghton | 43 | Wife | — | England |
| 16 | George Houghton | 25 | Son | Mill Operative | Massachusetts |
| 17 | William G. Seddon | 50 | Head | Electrician | England |
| 18 | Helen Seddon | 44 | Wife | — | Massachusetts |
| 19 | Edith Seddon | 26 | Daughter | Silk Winder | Massachusetts |
| 20 | Gladys Seddon | 24 | Daughter | Silk Winder | Massachusetts |
| 21 | Stephen Seddon | 22 | Son | Laborer | Massachusetts |
| 22 | Warren Seddon | 18 | Son | Dairy Help Helper | Massachusetts |
| 23 | William Seddon | 15 | Son | — | Massachusetts |
| 24 | Robert Seddon | 10 | Son | — | Massachusetts |
| 25 | William Mcaren | 62 | Boarder | Silk Twister | Australia |
| 26 | Walter Kern | 43 | Head | Bus Driver | West Virginia |
| 27 | Irene Kern | 39 | Wife | — | Massachusetts |
| 28 | Walter Kern | 17 | Son | Wood Cutter | Massachusetts |
| 29 | George Kern | 10 | Son | — | Massachusetts |
| 30 | Russell Kern | 8 | Son | — | Massachusetts |
| 31 | Marilyn Kern | 5 | Daughter | — | Massachusetts |
| 32 | John Ross THIS PERSON | 43 | Head | Electrician | Massachusetts |
| 33 | Beatrice Ross | 43 | Wife | Mender | Massachusetts |
| 34 | Robert Ross | 7 | Son | — | Massachusetts |
| 35 | Harry T. Agnew | 55 | Head | Conductor | Massachusetts |
| 36 | Anna Agnew | 55 | Wife | — | Massachusetts |
| 37 | Francis X. Agnew | 24 | Son | Trainman | Massachusetts |
| 38 | Walter Schmottlach | 33 | Head | Loom Fixer | Massachusetts |
| 39 | Alice Schmottlach | 31 | Wife | Mill Operative | Massachusetts |
| 40 | Arlene Schmottlach | 5 | Daughter | — | Massachusetts |
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)