JC
John Carney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this John Carney across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1887), then head of a 7-person household.
Age 53
b. ~1887
Male
Head
Born: Canada English
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Carney |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Canada English |
| 1935 Residence (City) | Lawrence |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Canada |
| Birthplace (normalized) | canada english |
| Township / Ward | Lawrence |
| Est. Birth Year | ~1887 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Carney | Head | — | 53 | ~1887 |
| John Carney | Son | — | 21 | ~1919 |
| Clare Carney | Daughter | — | 14 | ~1926 |
| James Carney | Son | — | 10 | ~1930 |
| Mary Carney | Spouse | — | 45 | ~1895 |
| Rita Carney | Daughter | — | 18 | ~1922 |
| Mary Carney | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Essex, Massachusetts
Head, age 42
Essex, Massachusetts · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curney |
| Given Name | John V |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Canada English |
| Naturalization Status | Naturalized |
| Year of Immigration | 1890 |
| Age at First Marriage | 27 |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Occupation | Dyer |
| Industry | Woolen mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 26 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Canada |
| Birthplace (normalized) | canada english |
1940
Essex-County, Massachusetts
Head, age 53
Essex-County, Massachusetts · implied b. ~1887 — 7 household members
| Surname | Carney |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Canada English |
| 1935 Residence (City) | Lawrence |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Canada |
| Birthplace (normalized) | canada english |
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 Carney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Carney
Head · 1940 · age 53 · b. ~1887 · Massachusetts
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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-t0627-01584-00330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Kierling | 29 | Head | Mill Operator | Mass |
| 2 | Alan Kierling | 7 | Daughter | — | Mass |
| 3 | John Kierling | 4 | Son | — | Mass |
| 4 | Robert Thompson | 23 | Brother | Mill Operator | Mass |
| 5 | Andrew Desharnais | 51 | Head | Fireman | Lithuania |
| 6 | Caroline Desharnais | 48 | Wife | — | Lithuania |
| 7 | William Desharnais | 18 | Son | — | Mass |
| 8 | Andrew Jr Desharnais | 16 | Son | — | Mass |
| 9 | James H. Day | 44 | Head | Mill Operator | Mass |
| 10 | Maude Day | 42 | Wife | Ironer | Canada English |
| 11 | Lillian Day | 19 | Daughter | New Worker | Mass |
| 12 | James Day | 18 | Son | Laborer | Mass |
| 13 | Joseph Day | 16 | Son | — | Mass |
| 14 | Annie Day | 15 | Daughter | — | Mass |
| 15 | Dorothy Day | 14 | Daughter | — | Mass |
| 16 | Kathleen Day | 13 | Daughter | — | Mass |
| 17 | Mary Day | 11 | Daughter | — | Mass |
| 18 | William Day | 12 | Son | — | Mass |
| 19 | John Day | 9 | Son | — | Mass |
| 20 | John B. Carney THIS PERSON | 53 | Head | — | Canada English |
| 21 | Mary E. Carney | 45 | Wife | — | Mass |
| 22 | John Jr. Carney | 21 | Son | Mill Operator | Mass |
| 23 | Rita H. Carney | 18 | Daughter | New Worker | Mass |
| 24 | Clare H. Carney | 14 | Daughter | — | Mass |
| 25 | James A. Carney | 10 | Son | — | Mass |
| 26 | Mary L. Carney | 7 | Daughter | — | Mass |
| 27 | Wilfred White | 50 | Head | Laborer | England |
| 28 | Gertrude White | 49 | Wife | — | Canada French |
| 29 | Douglas White | 27 | Son | Mill Operator | Mass |
| 30 | Lloyd White | 17 | Son | Laborer | Mass |
| 31 | Thomas Olson | 59 | Head | — | Norway |
| 32 | Florence Olson | 50 | Wife | Mill Operator | Maine |
| 33 | James Olson | 30 | Son | Mill Operator | Mass |
| 34 | Theodore Olson | 27 | Son | Mill Operator | Mass |
| 35 | Ellen Olson | 24 | Daughter | Mill Operator | Mass |
| 36 | Evelyn Olson | 21 | Daughter | Mill Operator | Mass |
| 37 | Dorothy Olson | 14 | Daughter | New Worker | Mass |
| 38 | Ellsworth Skinner | 34 | Head | Inspector | Mass |
| 39 | Helen Skinner | 36 | Wife | Mender | Mass |
| 40 | Robert E. Skinner | 11 | Son | — | Mass |
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)