CM
Catherine Mccarthy — 1920 US Census Record
Model Tree available1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Catherine Mccarthy across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Cornelius & James — first a daughter (b.~1891), then head of a 3-person household.
Age 29
b. ~1891
Female
Daughter
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | McCarthy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Medford City |
| Est. Birth Year | ~1891 |
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 1920 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Charles Mccarthy | Son | — | 25 | ~1895 |
| Cornelius Mccarthy | Head | — | 70 | ~1850 |
| Catherine Mccarthy | Daughter | — | 29 | ~1891 |
Census Appearances
1900
Middlesex, Massachusetts
Daughter, age 11
Middlesex, Massachusetts · implied b. ~1889 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Catherine F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Feb |
| Birth Year | 1889 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Daughter, age 20
Middlesex, Massachusetts · implied b. ~1890 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Packer |
| Industry | Candy Factory |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 29
Middlesex, Massachusetts · implied b. ~1891 — 3 household members
| Surname | McCarthy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Cornelius Mccarthy (~0.92 confidence) and father James Mccarthy (~0.92 confidence) and mother Hannah Mccarthy (~0.92 confidence) and mother Mary Mccarthy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Cornelius Mccarthy
b. ~1850
Source father
● Household
· direct · ~0.92
Father
James Mccarthy
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Hannah Mccarthy
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Mary Mccarthy
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Mccarthy
Daughter · 1920 · age 29 · b. ~1891 · Massachusetts
★ You are viewing this record
Sibling
Charles Mccarthy
Sibling · 1920 · age 25
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
1920 US Federal Census — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu715unit:0029)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Herbert 143 | 4 | Son | — | Massachusetts |
| 52 | Andrew Anderson | 35 | Head | Machine Hand | Sweden |
| 53 | Alvira Anderson | 35 | Wife | — | Sweden |
| 54 | Helen Anderson | 12 | Daughter | — | Massachusetts |
| 55 | Adla Anderson | 8 | Daughter | — | Massachusetts |
| 56 | Rudolph Anderson | 6 | Son | — | Massachusetts |
| 57 | Herbert Anderson | 4 | Son | — | Massachusetts |
| 58 | Irving W Phalen | 38 | Head | Shipper | Massachusetts |
| 59 | Maude Phalen | 27 | Wife | — | Canada |
| 60 | Irving Phalen | 4 | Son | — | Massachusetts |
| 61 | Charles B Nobles | 17 | Brother in law | Machinist | Canada |
| 62 | Joseph F Casey | 26 | Head | Chauffeur | Massachusetts |
| 63 | Martha Casey | 25 | Wife | — | Canada |
| 64 | Henry E Geary | 46 | Head | Metal Worker | Massachusetts |
| 65 | Sarah Geary | 33 | Wife | — | Massachusetts |
| 66 | Frederick C Williams | 29 | Head | Clerk | England |
| 67 | Jennie Williams | 23 | Wife | — | Canada |
| 68 | Frederick J Williams | 3 | Son | — | Massachusetts |
| 69 | Charles L Cooper | 35 | Head | Radiator Repair | Canada |
| 70 | Harriet A Cooper | 35 | Wife | — | Massachusetts |
| 71 | Constance W Cooper | 11 | Daughter | — | Massachusetts |
| 72 | Mildred E Cooper | 8 | Daughter | — | Massachusetts |
| 73 | Harriet H Cooper | 5 | Daughter | — | Massachusetts |
| 74 | Knut Johnson | 54 | Head | Machinist | Sweden |
| 75 | Alma E Johnson | 52 | Wife | — | Sweden |
| 76 | Frederick Johnson | 17 | Son | Delivery Man | Massachusetts |
| 77 | Arthur Johnson | 24 | Son | Draftsman | Massachusetts |
| 78 | Mary Johnson | 20 | Daughter in law | — | England |
| 79 | John H Strong | 31 | Head | Optician | Massachusetts |
| 80 | Margaret Strong | 31 | Wife | — | Massachusetts |
| 81 | Helen Strong | 2 | Daughter | — | Massachusetts |
| 82 | Paul Strong | 0 | Son | — | Massachusetts |
| 83 | Lucille Burns | 27 | Sister in law | Saleslady | Massachusetts |
| 84 | Cornelius J Mccarthy | 70 | Head | Freight Handler | Ireland |
| 85 | Charles J Mccarthy | 25 | Son | — | Massachusetts |
| 86 | Catherine Mccarthy THIS PERSON | 29 | Daughter | — | Massachusetts |
| 87 | Josephine Fleming | 31 | Head | — | Massachusetts |
| 88 | Mary F Fleming | 11 | Daughter | — | Massachusetts |
| 89 | James A Fleming | 10 | Son | — | Massachusetts |
| 90 | Josephine G Fleming | 7 | Daughter | — | Massachusetts |
| 91 | Mildred D Fleming | 1 | Daughter | — | Massachusetts |
| 92 | Simon Wolf | 61 | Head | Operator | Russia |
| 93 | Rose Wolf | 58 | Wife | — | Russia |
| 94 | Minnie Wolf | 20 | Daughter | — | Massachusetts |
| 95 | John H Nelson | 47 | Head | Retired | New Jersey |
| 96 | Linda C Nelson | 47 | Wife | — | New Foundland |
| 97 | Elizabeth Ward | 45 | Head | Saleslady | Massachusetts |
| 98 | Ethel M Ward | 24 | Daughter | Clerk | Massachusetts |
| 99 | Helen L Ward | 22 | Daughter | Clerk | Massachusetts |
| 100 | John J Ward | 38 | Brother | Machinist | Connecticut |
Pedigree Summary
Catherine + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)