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Mary Mcnamara — 1920 US Census Record
Linked across censuses1920 United States Federal Census · New York, New York
Our Model Tree links this Mary Mcnamara across the 1900, 1910 and 1920 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a spouse (b.~1877), then head of a 9-person household.
Age 43
b. ~1877
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | New York, New York |
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1891 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Est. Birth Year | ~1877 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Mcnamara | Daughter | — | 3 | ~1917 |
| Agnes Mcnamara | Daughter | — | 17 | ~1903 |
| Mary Mcnamara | Daughter | — | 18 | ~1902 |
| Jane Mcnamara | Daughter | — | 7 | ~1913 |
| Margaret Mcnamara | Daughter | — | 8 | ~1912 |
| Susan Mcnamara | Daughter | — | 5 | ~1915 |
| Ellen Mcnamara | Daughter | — | 12 | ~1908 |
| Thomas Mcnamara | Head | — | 52 | ~1868 |
| Mary Mcnamara | Spouse | — | 43 | ~1877 |
Census Appearances
1900
New York, …
Other, age 24
New York, New York · implied b. ~1876 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ireland |
| Birth Month | May |
| Birth Year | 1876 |
| Year of Immigration | 1889 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chamber Maid |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
New York, …
Spouse, age 32
New York, New York · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 12 |
| Children Born | 3 |
| Children Living | 2 |
| Year of Immigration | 1890 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
New York, …
Spouse, age 43
New York, New York · implied b. ~1877 — 9 household members
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1891 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| 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 Mary Mcnamara across 3 US Census years (1900, 1910 and 1920) in New York, New York, using XGBoost record linkage.
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This person
Anchor record
Mary Mcnamara
Spouse · 1920 · age 43 · b. ~1877 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — New York, New York
Open full size
1920 US Federal Census — New York, New York
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1194unit:0781)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Kathryn Dotton | 3 | — | — | New York |
| 52 | Edward Dotton | 1 | — | — | New York |
| 53 | Martin Roane | 28 | Head | Porter | Ireland |
| 54 | Martin Roane | 22 | Son | Booker | New York |
| 55 | Josephine Roane | 20 | Daughter | Housekeeper | New York |
| 56 | Samuel Diamond | 43 | Head | Packer | Maine |
| 57 | Caroline Diamond | 41 | Wife | Janitor | New York |
| 58 | Mary Diamond | 19 | Daughter | Clerk | New York |
| 59 | Dorothy Diamond | 17 | Daughter | — | New York |
| 60 | James Diamond | 15 | Son | — | New York |
| 61 | Margaret Diamond | 12 | Daughter | — | New York |
| 62 | Kenneth Diamond | 10 | Son | — | New York |
| 63 | Francis Diamond | 6 | Son | — | New York |
| 64 | Dorothy Kennock | 71 | Head | — | New York |
| 65 | Angeline Kennock | 45 | Lodger | — | New York |
| 66 | Michael Callahan | 41 | Head | Machinist | New York |
| 67 | Kathryn Callahan | 37 | Wife | — | Ireland |
| 68 | Michael Callahan | 13 | Son | — | New York |
| 69 | Joseph Callahan | 9 | Son | — | New York |
| 70 | George Callahan | 7 | Son | — | New York |
| 71 | Marion Callahan | 2 | Daughter | — | New York |
| 72 | Elmer Hoban | 38 | Head | Laborer | New York |
| 73 | Lillian Hoban | 43 | Wife | — | New York |
| 74 | Edna Hoban | 4 | Daughter | — | New York |
| 75 | William Bernie | 20 | Stepson | Laborer | New York |
| 76 | Charles Bernie | 17 | Stepson | Laborer | New York |
| 77 | Edward Bernie | 14 | Stepson | — | New York |
| 78 | Thomas Sheehan | 28 | Head | Electrician | New York |
| 79 | Rose Sheehan | 31 | Wife | — | Ireland |
| 80 | John Sheehan | 1 | Son | — | New York |
| 81 | Thomas Sheehan | 0 | Son | — | New York |
| 82 | Edward Delaney | 44 | Head | Driver | New York |
| 83 | Sarah Delaney | 45 | Wife | — | New York |
| 84 | Joseph Delaney | 18 | Son | Helper | New York |
| 85 | Dorothy Delaney | 16 | Daughter | Packer | New York |
| 86 | Hillary Delaney | 14 | Daughter | — | New York |
| 87 | Anna Delaney | 12 | Daughter | — | New York |
| 88 | Ellen Johnson | 52 | Head | Housework | Ireland |
| 89 | Bessie Johnson | 29 | Daughter | Operator | New York |
| 90 | Frank Johnson | 26 | Son | Longshoreman | New York |
| 91 | Thomas Mcnamara | 52 | Head | Longshoreman | Ireland |
| 92 | Mary Mcnamara THIS PERSON | 43 | Wife | — | Ireland |
| 93 | Mary Mcnamara | 18 | Daughter | Operator | New York |
| 94 | Agnes Mcnamara | 17 | Daughter | Packer | New York |
| 95 | Ellen Mcnamara | 12 | Daughter | — | New York |
| 96 | Margaret Mcnamara | 8 | Daughter | — | New York |
| 97 | Jane Mcnamara | 7 | Daughter | — | New York |
| 98 | Susan Mcnamara | 5 | Daughter | — | New York |
| 99 | Elizabeth Mcnamara | 3 | Daughter | — | New York |
| 100 | Joseph Mccann | 45 | Head | Inspector | New York |
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)