CM
Catherine Mccarthy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Catherine Mccarthy across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Dennis & Thomas — first a daughter (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | McCarthy |
| Given Name | Catherine |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lynn City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public Schools |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 1900 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Teacher |
| Township / Ward | Lynn City |
| Est. Birth Year | ~1906 |
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 Catherine | Age | Birth yr |
|---|---|---|---|---|
| Catherine Mccarthy | Daughter | — | 34 | ~1906 |
| Mary Mccarthy | Daughter | — | 33 | ~1907 |
| Dennis Mccarthy | Head | — | 69 | ~1871 |
| Margaret Mccarthy | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Essex, Massachusetts
Daughter, age 14
Essex, Massachusetts · implied b. ~1906 — 19 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Carthy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Daughter, age 24
Essex, Massachusetts · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Stitcher |
| Industry | Shoe factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 34
Essex-County, Massachusetts · implied b. ~1906 — 4 household members
| Surname | McCarthy |
| Given Name | Catherine |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lynn City |
| 1935 Residence (County) | Essex |
| Occupation | Teacher |
| Industry | Public Schools |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 1900 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| 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 Catherine Mccarthy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Dennis Mccarthy (~0.92 confidence) and father Thomas Mc Carthy (~0.92 confidence) and mother Margaret Mc Carthy (~0.92 confidence) and mother Margaret Mccarthy (~0.92 confidence) and mother Marianna Demmadomenico (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Dennis Mccarthy
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Thomas Mc Carthy
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Margaret Mc Carthy
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Margaret Mccarthy
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Marianna Demmadomenico
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Mccarthy
Daughter · 1940 · age 34 · b. ~1906 · Massachusetts
★ You are viewing this record
Sibling
Mary Mccarthy
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-01697-00514)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gloria E Jenkins | 9 | daughter | — | Massachusetts |
| 2 | Jacqueline P Jenkins | 5 | daughter | — | Massachusetts |
| 3 | Wayne C Jenkins | 4 | son | — | Massachusetts |
| 4 | Dennis Mccarthy | 69 | head | — | Massachusetts |
| 5 | Margaret Mccarthy | 56 | wife | — | Massachusetts |
| 6 | Catherine Mccarthy THIS PERSON | 34 | daughter | Teacher | Massachusetts |
| 7 | Mary Mccarthy | 33 | daughter | Stenographer | Massachusetts |
| 8 | Elmer M Parke | 52 | head | Laborer | Massachusetts |
| 9 | Mary M Parke | 49 | wife | — | Massachusetts |
| 10 | Elmer P Parke | 29 | son | Laborer | Massachusetts |
| 11 | Warren J Parke | 14 | son | — | Massachusetts |
| 12 | Dorothy F Parke | 12 | daughter | — | Massachusetts |
| 13 | Alice L Parke | 11 | daughter | — | Massachusetts |
| 14 | Harry S Dunlap | 53 | head | Steam Fitter | Canada-English |
| 15 | Jennie Dunlap | 46 | wife | Table Work | Canada-English |
| 16 | Nellie T Dunlap | 20 | daughter | New Worker | Canada-English |
| 17 | Arthur P Cross | 28 | son-in-law | Truck Driver | Massachusetts |
| 18 | Daisy H Cross | 25 | daughter | — | Canada-English |
| 19 | Barbara J Cross | 6 | daughter | — | Massachusetts |
| 20 | Shirley J Cross | 5 | daughter | — | Massachusetts |
| 21 | Robert A Cross | 3 | grandson | — | Massachusetts |
| 22 | Raoul Vincent | 53 | head | Cable-Man | Canada-French |
| 23 | Alice T Vincent | 52 | wife | — | Canada-French |
| 24 | Alexander J Vincent | 26 | son | New Worker | Canada-French |
| 25 | Ralph Vincent | 16 | son | Clerk | Massachusetts |
| 26 | Arthur J Vincent | 14 | son | — | Massachusetts |
| 27 | Isaac J Cohan | 65 | head | Sorter | Russia |
| 28 | Ida S Cohan | 60 | wife | — | Russia |
| 29 | Gertrude Nester | 42 | head | — | Massachusetts |
| 30 | Arthur J Nester | 16 | son | — | Massachusetts |
| 31 | Albert J Nester | 12 | son | — | Massachusetts |
| 32 | Leonard Nester | 10 | son | — | Massachusetts |
| 33 | Edward Nester | 8 | son | — | Massachusetts |
| 34 | Allen J Nester | 5 | son | — | Massachusetts |
| 35 | Arthur J Dufour | 49 | head | Last Making | Massachusetts |
| 36 | Margaret M Dufour | 43 | wife | Kitchen Help | England |
| 37 | Florence M Dufour | 22 | daughter | Box Maker | Massachusetts |
| 38 | Mary N Dufour | 17 | daughter | — | Massachusetts |
| 39 | Theresa J Dufour | 13 | daughter | — | Massachusetts |
| 40 | John Dufour | 11 | son | — | Massachusetts |
Pedigree Summary
Catherine + 1 sibling
Gen 1 · 5 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)