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Mary Mcnamara — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Mcnamara across the 1900, 1910 and 1920 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1859), then head of a 3-person household.
Age 61
b. ~1859
Female
Head
Born: Ireland
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Suffolk, Massachusetts |
| Surname | McNamara |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1876 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1889 |
| Birthplace (normalized) | ireland |
| Township / Ward | Boston |
| Est. Birth Year | ~1859 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mcnamara | Daughter | — | 28 | ~1892 |
| Mary Mcnamara | Head | — | 61 | ~1859 |
| John Mcnamara | Son | — | 25 | ~1895 |
Census Appearances
1900
Suffolk, Massachusetts
Spouse, age 40
Suffolk, Massachusetts · implied b. ~1860 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Mar |
| Birth Year | 1860 |
| Year of Immigration | 1880 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | No |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Suffolk, Massachusetts
Head, age 50
Suffolk, Massachusetts · implied b. ~1860 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Mary A |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 25 |
| Children Born | 6 |
| Children Living | 5 |
| Year of Immigration | 1880 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Pract Nurse |
| Industry | Home |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Suffolk, Massachusetts
Head, age 61
Suffolk, Massachusetts · implied b. ~1859 — 3 household members
| Surname | McNamara |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1876 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1889 |
| 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 Suffolk, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Mcnamara
Head · 1920 · age 61 · b. ~1859 · Massachusetts
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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 — Suffolk, Massachusetts
Open full size
1920 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu737unit:0166)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Laurena Hill | 45 | Lodger | None | Massachusetts |
| 52 | Mary Hynes | 35 | Lodger | None | Massachusetts |
| 53 | William Richerson | 73 | Lodger | None | Massachusetts |
| 54 | James Donald | 52 | Head | Lineman | Canada |
| 55 | Amelia B. Donald | 53 | Wife | None | Canada |
| 56 | Lawrence E. Villard | 26 | Lodger | Brickwork | Canada |
| 57 | Hugh Howard | 41 | Lodger | Commercial Traveler | Canada |
| 58 | Margaret C. Howard | 41 | Lodger | None | Canada |
| 59 | Alton A. Roche | 23 | Lodger | Student | Vermont |
| 60 | Ruth E. Roche | 22 | Lodger | None | Connecticut |
| 61 | Robert A. Roche | 0 | Lodger | None | Massachusetts |
| 62 | Owen Quigley | 25 | Head | Mason | Canada |
| 63 | Annie B. Quigley | 24 | Wife | None | Massachusetts |
| 64 | John Mchenry | 44 | Head | Real Estate | Ireland |
| 65 | Catherine C. Mchenry | 39 | Wife | None | Massachusetts |
| 66 | Dorothy E. Mchenry | 16 | Daughter | None | Massachusetts |
| 67 | John J. Mchenry | 17 | Son | Apprentice | Massachusetts |
| 68 | Stephen Mchenry | 14 | Son | None | Massachusetts |
| 69 | Katherine G. Baker | 59 | Lodger | Compositor | Ohio |
| 70 | Michael E. Mccue | 51 | Lodger | Piano Polisher | New Hampshire |
| 71 | Edward J. Gray | 52 | Lodger | Gardener | Massachusetts |
| 72 | Annie E. Mccormack | 48 | Head | None | North Carolina |
| 73 | Robert J. Mccormack | 23 | Son | Bookkeeper | Massachusetts |
| 74 | Inez L. Mccormack | 26 | Daughter | Bookkeeper | Massachusetts |
| 75 | Virginia M. Mccormack | 3 | Granddaughter | None | Massachusetts |
| 76 | Catherine E. Clark | 30 | Lodger | Bookkeeper | Massachusetts |
| 77 | Elsa C. Clark | 10 | Lodger | None | Massachusetts |
| 78 | James D. Morrison | 71 | Head | Commercial Traveler | Massachusetts |
| 79 | Ada Morrison | 72 | Wife | None | Massachusetts |
| 80 | Louis N. St. Hilaire | 46 | Head | Pharmacist | Canada |
| 81 | Maude A. St. Hilaire | 41 | Wife | None | New Hampshire |
| 82 | John J. Mullins | 30 | Lodger | Shipper | Canada |
| 83 | Thomas J. Mitchell | 49 | Head | Engineer | Ireland |
| 84 | Agnes B. Mitchell | 49 | Wife | None | England |
| 85 | Catherine F. Mitchell | 23 | Daughter | Stenographer | Massachusetts |
| 86 | Alice V. Mitchell | 16 | Daughter | Stenographer | Massachusetts |
| 87 | Florence E. Mitchell | 13 | Daughter | None | Massachusetts |
| 88 | Lillian J. Mitchell | 8 | Daughter | None | Massachusetts |
| 89 | Annie F. Mcjames | 69 | Head | None | England |
| 90 | William Riley | 40 | Brother | Plumber | Massachusetts |
| 91 | Nancy Whitehead | 60 | Head | Dressmaker | Canada |
| 92 | Ralph D. Whitehead | 26 | Son-in-law | Clerk | Massachusetts |
| 93 | Ruth A. Whitehead | 25 | Daughter | None | Massachusetts |
| 94 | Charlotte E. Hebb | 27 | Lodger | Secretary | Massachusetts |
| 95 | Thomas E. Rothwell | 57 | Lodger | Social Worker | Ireland |
| 96 | William E. Thompson | 56 | Lodger | None | Ireland |
| 97 | Estella G. Clifford | 45 | Lodger | Bookkeeper | New Hampshire |
| 98 | Mary A. Mcnamara THIS PERSON | 61 | Head | None | Ireland |
| 99 | Mary U. Mcnamara | 28 | Daughter | Waitress | Massachusetts |
| 100 | John F. Mcnamara | 25 | Son | Packer | Massachusetts |
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)