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Mary Mcnamara — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Mary Mcnamara across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1928 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mcnamara | Daughter | — | 12 | ~1928 |
| John Mcnamara | Head | — | 52 | ~1888 |
| James Mcnamara | Son | — | 7 | ~1933 |
| Donald Mcnamara | Son | — | 10 | ~1930 |
| Joseph Mcnamara | Son | — | 11 | ~1929 |
| Thomas Mcnamara | Son | — | 14 | ~1926 |
| John Mcnamara | Son | — | 15 | ~1925 |
| Mary Mcnamara | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Hampden, Massachusetts
Daughter, age 2
Hampden, Massachusetts · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Daughter, age 12
Hampden-County, Massachusetts · implied b. ~1928 — 8 household members
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Hampden |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| 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 Mary Mcnamara across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcnamara
Daughter · 1940 · age 12 · b. ~1928 · Massachusetts
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Sibling
Donald Mcnamara
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcnamara
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mcnamara
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcnamara
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcnamara
Sibling · 1940 · age 14
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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01707-00614)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Stevens | 33 | Wife | — | Connecticut |
| 2 | Kathleen Stevens | 5 | Daughter | — | Massachusetts |
| 3 | William Fedden | 70 | Head | — | Scotland |
| 4 | Mary Fedden | 61 | Wife | Mender | Scotland |
| 6 | Andrew Walz | 46 | Head | Oxygen Cutter | Poland |
| 7 | Thelma Walz | 46 | Wife | — | Poland |
| 8 | Emily Walz | 24 | Daughter | Clerk | Massachusetts |
| 9 | Chester Walz | 21 | Son | Box Maker | Massachusetts |
| 10 | Richard Walz | 17 | Son | — | Massachusetts |
| 11 | Firmina Walz | 12 | Daughter | — | Massachusetts |
| 12 | Wanda Walz | 10 | Daughter | — | Massachusetts |
| 13 | Frances Walz | 9 | Daughter | — | Massachusetts |
| 14 | Helen Walz | 6 | Daughter | — | Massachusetts |
| 15 | John Walz | 2 | Son | — | Massachusetts |
| 16 | Emily Urbanowicz | 49 | Lodger | Chamber Maid | Poland |
| 17 | Stanley Urbanowicz | 23 | Lodger | Machine Operator | Massachusetts |
| 18 | John Mcnamara | 52 | Head | Laborer | Irish Free State |
| 19 | Mary Mcnamara | 45 | Wife | — | Irish Free State |
| 20 | John Mcnamara | 15 | Son | — | Massachusetts |
| 21 | Thomas Mcnamara | 14 | Son | — | Massachusetts |
| 22 | Mary Mcnamara THIS PERSON | 12 | Daughter | — | Massachusetts |
| 23 | Joseph Mcnamara | 11 | Son | — | Massachusetts |
| 24 | Donald Mcnamara | 10 | Son | — | Massachusetts |
| 25 | James Mcnamara | 7 | Son | — | Massachusetts |
| 26 | Adam Misulis | 29 | Head | Loader | Massachusetts |
| 27 | Irene Misulis | 28 | Wife | — | Massachusetts |
| 28 | Francis Misulis | 4 | Son | — | Massachusetts |
| 29 | Marilyn Misulis | 2 | Daughter | — | Massachusetts |
| 30 | Thomas Anastsovits | 44 | Head | Restaurant Proprietor | Greece |
| 31 | Katherine Anastsovits | 31 | Wife | — | Greece |
| 32 | Maria Anastsovits | 6 | Daughter | — | Massachusetts |
| 33 | Spero Anastsovits | 3 | Son | — | Massachusetts |
| 34 | Morris Gordon | 72 | Head | — | Russia |
| 35 | Anna Gordon | 62 | Wife | — | Russia |
| 36 | Rubin Gordon | 27 | Son | New Worker | Massachusetts |
| 37 | James Kakas | 44 | Head | — | Greece |
| 38 | George Kakas | 21 | Son | Counter Man | Massachusetts |
| 39 | Peter Kakas | 19 | Son | Machinist | Massachusetts |
| 40 | Edward Mccravey | 68 | Head | — | Massachusetts |
Related Census Records
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)