MM
Mary Mcnamara — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Grafton, New Hampshire
Our Model Tree links this Mary Mcnamara across the 1910, 1920 and 1930 US Censuses in Grafton, New Hampshire (XGBoost, ~Confirmed) — first a spouse (b.~1876), then head of a 5-person household.
Age 54
b. ~1876
Female
Spouse
Born: New Hampshire
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Grafton, New Hampshire |
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 24 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Lebanon Town |
| Est. Birth Year | ~1876 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Thomas Mcnamara | Head | — | 56 | ~1874 |
| Frederick Mcnamara | Son | — | 15 | ~1915 |
| Robert Mcnamara | Son | — | 20 | ~1910 |
| Edward Mcnamara | Son | — | 22 | ~1908 |
| Mary Mcnamara | Spouse | — | 54 | ~1876 |
Census Appearances
1910
Grafton, New …
Spouse, age 34
Grafton, New Hampshire · implied b. ~1876 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Mary D |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Years Married | 10 |
| Children Born | 3 |
| Children Living | 3 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
Grafton, New …
Spouse, age 44
Grafton, New Hampshire · implied b. ~1876 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Grafton, New …
Spouse, age 54
Grafton, New Hampshire · implied b. ~1876 — 5 household members
| Surname | McNamara |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 24 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 (1910, 1920 and 1930) in Grafton, New Hampshire, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcnamara
Spouse · 1930 · age 54 · b. ~1876 · New Hampshire
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Grafton, New Hampshire
Open full size
1930 US Federal Census — Grafton, New Hampshire
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1300unit:0865)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Frank Patterson | 26 | Head | Stock Clerk | New York |
| 52 | Verna Patterson | 26 | Wife | — | New Hampshire |
| 53 | Thomas Mcnamara | 56 | Head | Fireman Stat | New Hampshire |
| 54 | Mary Mcnamara THIS PERSON | 54 | Wife | — | New Hampshire |
| 55 | Edward Mcnamara | 22 | Son | — | New Hampshire |
| 56 | Robert Mcnamara | 20 | Son | Shiper | New Hampshire |
| 57 | Frederick Mcnamara | 15 | Son | — | New Hampshire |
| 58 | Ernest Hutchinson | 45 | Head | Trainman | Canada Eng |
| 59 | Emma Hutchinson | 46 | Wife | — | New Hampshire |
| 60 | Gilbert E. Hutchinson | 13 | Son | — | New Hampshire |
| 61 | Lucia Hutchinson | 11 | Daughter | — | New Hampshire |
| 62 | Isabelle Hutchinson | 8 | Daughter | — | New Hampshire |
| 63 | Gloria Hutchinson | 6 | Daughter | — | New Hampshire |
| 64 | George Davies | 28 | Head | Book Keeper | New Hampshire |
| 65 | Alice Davies | 29 | Wife | — | Vermont |
| 66 | Mary Davies | 3 | Daughter | — | Vermont |
| 67 | Patsie Falzarano | 32 | Head | Driver | Italy |
| 68 | Lucy Falzarano | 30 | Wife | — | Italy |
| 69 | Virginia Falzarano | 5 | Daughter | — | Vermont |
| 70 | Louis Falzarano | 3 | Son | — | Vermont |
| 71 | Elwin Griggs | 35 | Head | Engine | Vermont |
| 72 | Victoria Griggs | 33 | Wife | — | Vermont |
| 73 | Betty Griggs | 3 | Daughter | — | New Hampshire |
| 74 | Irene Colpas | 20 | Maid | Maid | Vermont |
| 75 | Jay Lambus | 35 | Head | Brakeman | New York |
| 76 | Sara Lambus | 32 | Wife | Telph. Opr. | New Hampshire |
| 77 | Ruth Perkins | 17 | Sister-in-law | — | New Hampshire |
| 78 | Mary Mcdonnell | 72 | Head | — | Ohio |
| 79 | Jessie Mcdonnell | 78 | Brother | — | Virginia |
| 80 | John M. Mcdonnell | 59 | Brother | — | New Hampshire |
| 81 | Lisle Smith | 49 | Head | Salesman | Vermont |
| 82 | Emily Smith | 47 | Wife | — | Canada Eng |
| 83 | Willie Keating | 60 | Head | Teach | Vermont |
| 84 | Richard Keating | 67 | Brother | — | New Hampshire |
| 85 | Charles Courtney | 43 | Head | Engine Man | Vermont |
| 86 | Florence Courtney | 42 | Wife | — | Vermont |
| 87 | Ora Yandow | 41 | Head | Yd Man | Vermont |
| 88 | Grace Yandow | 38 | Wife | — | Vermont |
| 89 | Leo Allen Yandow | 19 | Son | — | Vermont |
| 90 | Helen G. Yandow | 17 | Daughter | — | Vermont |
| 91 | Scott Hastings | 26 | Head | Salesman | New Hampshire |
| 92 | Josephine Hastings | 38 | Wife | — | Italy |
| 93 | Leo J. Hastings | 5 | Son | — | New Hampshire |
| 94 | Scott Hastings | 3 | Son | — | New Hampshire |
| 95 | Hattie Wilmont | 60 | Head | — | New Hampshire |
| 96 | Charles Abbey | 53 | Head | Driver | Vermont |
| 97 | Lucy Abbey | 49 | Wife | — | Vermont |
| 98 | Geo. Place | 63 | Head | — | Vermont |
| 99 | Edith Place | 58 | Wife | — | Canada Eng |
| 100 | Robert Smith | 66 | Lodger | Labor | Canada Eng |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)