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Margaret Mccarthy — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Essex, Massachusetts
Our Model Tree links this Margaret Mccarthy across the 1900, 1910 and 1920 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1856), then head of a 2-person household.
Age 44
b. ~1856
Female
Head
Born: Ireland
Widowed
1900 Census Record Details
| Census Year | 1900 |
| Location | Essex, Massachusetts |
| Surname | McCarthy |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Birth Month | Sep |
| Birth Year | 1856 |
| Year of Immigration | 1875 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Est. Birth Year | ~1856 |
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.
2 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mccarthy | Head | — | 44 | ~1856 |
| Jerry Mccarthy | Son | — | 21 | ~1879 |
Census Appearances
1900
Essex, Massachusetts
Head, age 44
Essex, Massachusetts · implied b. ~1856 — 2 household members
| Surname | McCarthy |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Birth Month | Sep |
| Birth Year | 1856 |
| Year of Immigration | 1875 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Essex, Massachusetts
Spouse, age 52
Essex, Massachusetts · implied b. ~1858 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 31 |
| Children Born | 7 |
| Children Living | 0 |
| Year of Immigration | 1870 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Essex, Massachusetts
Spouse, age 60
Essex, Massachusetts · implied b. ~1860 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Margaret Mccarthy across 3 US Census years (1900, 1910 and 1920) in Essex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Margaret Mccarthy
Head · 1900 · age 44 · b. ~1856 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Essex, Massachusetts
Open full size
1900 US Federal Census — Essex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu643unit:0235)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elisha G. Thompson | 32 | Wife | Cotton Weaver | Massachusetts |
| 52 | Lawrence Thompson | 0 | Son | — | Massachusetts |
| 53 | Henry Casey | 25 | Head | Day Laborer | Ireland |
| 54 | Mary Casey | 28 | Sister | Weaver | Ireland |
| 55 | Bridget Casey | 25 | Sister | Weaver | Ireland |
| 56 | Abbie Casey | 17 | Sister | Weaver | Ireland |
| 57 | Medard Raneau|Reneau | 57 | Head | Carpenter | Canada (Fr) |
| 58 | Rosalie Raneau|Reneau | 48 | Wife | — | Canada (Fr) |
| 59 | Elizabeth Raneau|Reneau | 22 | Daughter | Spinner | Massachusetts |
| 60 | Louis Raneau|Reneau | 14 | Son | Mill Laborer | Massachusetts |
| 61 | Rosanna Raneau|Reneau | 13 | Daughter | At School | Massachusetts |
| 62 | Joseph Raneau|Reneau | 0 | Son | — | Massachusetts |
| 63 | Joseph Garvey | 34 | Head | Salesman | England |
| 64 | Mary A. Garvey | 33 | Wife | — | England |
| 65 | Joseph Garvey | 9 | Son | At School | Massachusetts |
| 66 | Annie Garvey | 7 | Daughter | At School | Massachusetts |
| 67 | Bridget Garvey | 65 | Mother | — | Ireland |
| 68 | Matthew Williams | 45 | Head | Laborer | Ireland |
| 69 | Mary Williams | 36 | Wife | — | New York |
| 70 | John Mchugh | 36 | Head | Laborer | England |
| 71 | Mary Mchugh | 38 | Wife | Dress Maker | Massachusetts |
| 72 | Michael Fitzmaurice | 35 | Head | Salesman | Ireland |
| 73 | Bridget Fitzmaurice | 37 | Wife | — | Ireland |
| 74 | John Fitzmaurice | 17 | Brother | Day Laborer | Ireland |
| 75 | Martin Fitzmaurice | 14 | Brother | At School | Ireland |
| 76 | Patrick Lydon | 28 | Boarder | Butcher | Ireland |
| 77 | Annie O'Brien | 44 | Head | Bakery | England |
| 78 | James O'Brien | 27 | Son | Drug Clerk | Massachusetts |
| 79 | Bridget Mcneil | 42 | Head | Spinner | England |
| 80 | Lawrence Mcneil | 11 | Son | At School | Massachusetts |
| 81 | Margaret Mccarthy THIS PERSON | 43 | Head | — | Ireland |
| 82 | Jerry Mccarthy | 20 | Son | Waiter | Massachusetts |
| 83 | Patrick Mullally | 47 | Head | Day Laborer | Ireland |
| 84 | Mary Mullally | 45 | Wife | — | Ireland |
| 85 | Annie Mullally | 18 | Daughter | Stenographer | Massachusetts |
| 86 | Bernard Mullally | 16 | Son | Clerk | Massachusetts |
| 87 | John Mullally | 13 | Son | At School | Massachusetts |
| 88 | Mary Mullally | 11 | Daughter | At School | Massachusetts |
| 89 | William Smith | 33 | Head | Clerk | Massachusetts |
| 90 | Elizabeth Smith | 28 | Wife | — | Massachusetts |
| 91 | Mary Smith | 1 | Daughter | — | Massachusetts |
| 92 | Lawrence Smith | 44 | Brother | Mill Laborer | Massachusetts |
| 93 | Phillip Smith | 40 | Brother | Mill Laborer | Massachusetts |
| 94 | Mary Atkinson | 23 | Boarder | Weaver | Massachusetts |
| 95 | Michael Hart | 65 | Head | Shoe Maker | Ireland |
| 96 | Mary Hart | 26 | Daughter | Housekeeper | Scotland |
| 97 | Henry Hart | 31 | Head | Motorman | Massachusetts |
| 98 | Agnes Hart | 29 | Wife | — | Massachusetts |
| 99 | Henry M. Hart | 5 | Son | — | Massachusetts |
| 100 | Elizabeth Cote | 46 | Head | Weaver | Canada (Fr) |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)