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Mary Gilbert — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Merrimack-County, New Hampshire
Our Model Tree links this Mary Gilbert across the 1920, 1930 and 1940 US Censuses in Merrimack-County, New Hampshire (XGBoost, ~Confirmed) — first a spouse (b.~1872), then head of a 3-person household.
Age 68
b. ~1872
Female
Spouse
Born: New Hampshire
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Merrimack-County, New Hampshire |
| Surname | Gilbert |
| Given Name | Mary G |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Concord city |
| 1935 Residence (County) | Merrimack |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Concord City |
| Est. Birth Year | ~1872 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Arthur Gilbert | Head | — | 77 | ~1863 |
| Walter Gilbert | Son | — | 45 | ~1895 |
| Mary Gilbert | Spouse | — | 68 | ~1872 |
Census Appearances
1920
Merrimack, New …
Spouse, age 47
Merrimack, New Hampshire · implied b. ~1873 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilbert |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Merrimack, New …
Other, age 55
Merrimack, New Hampshire · implied b. ~1875 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilbert |
| Given Name | Mary R. |
| Relationship to Head | wife-H |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 15 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Merrimack-County, New …
Spouse, age 68
Merrimack-County, New Hampshire · implied b. ~1872 — 3 household members
| Surname | Gilbert |
| Given Name | Mary G |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Concord city |
| 1935 Residence (County) | Merrimack |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 Gilbert across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Gilbert
Spouse · 1940 · age 68 · b. ~1872 · New Hampshire
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Merrimack-County, New Hampshire
Open full size
1940 US Federal Census — Merrimack-County, New Hampshire
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02293-00774)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter W Stubbs | 37 | Head | Manager | Ohio |
| 2 | Elizabeth Stubbs | 40 | Wife | — | Ohio |
| 3 | Helen L Stubbs | 18 | Daughter | — | Ohio |
| 4 | Robert A Stubbs | 17 | Son | — | Ohio |
| 5 | Mabel E Stubbs | 16 | Daughter | — | Ohio |
| 6 | Mary E Stubbs | 12 | Daughter | — | Ohio |
| 7 | Max Levin | 40 | Head | Furniture | New Hampshire |
| 8 | Rose Levin | 40 | Wife | — | New Hampshire |
| 9 | Shirley Levin | 9 | Daughter | — | New Hampshire |
| 10 | Morton Levin | 6 | Son | — | New Hampshire |
| 11 | Evelyn Levin | 3 | Daughter | — | New Hampshire |
| 12 | Guinevere Martin | 24 | Lodger | Maid | New Hampshire |
| 13 | Adelaide Lavoie | 33 | Head | Engineer | New Hampshire |
| 14 | Jennetta Lavoie | 29 | Wife | — | New Hampshire |
| 15 | June Lavoie | 9 | Daughter | — | New Hampshire |
| 16 | Conrad Lavoie | 5 | Son | — | New Hampshire |
| 17 | Arthur Gilbert | 77 | Head | Retired | New Hampshire |
| 18 | Mary G Gilbert THIS PERSON | 68 | Wife | — | New Hampshire |
| 19 | Walter Gilbert | 45 | Son | Fireman | New Hampshire |
| 20 | Archie Shute | 44 | Head | Purchasing Agent | Canada |
| 21 | Eva Shute | 42 | Wife | — | Canada |
| 22 | Mary H Worth | 77 | Head | — | New Hampshire |
| 23 | Clement Boyce | 41 | Head | Agent | New Hampshire |
| 24 | Hazel Boyce | 38 | Wife | — | New Hampshire |
| 25 | Robert Boyce | 17 | Son | — | Massachusetts |
| 26 | Walter Boyce | 15 | Son | — | New Hampshire |
| 27 | Gaywood Wiggins | 39 | Head | Printer | New Hampshire |
| 28 | Gertrude Wiggins | 39 | Wife | — | New Hampshire |
| 29 | Arthur Wiggins | 17 | Son | — | New Hampshire |
| 30 | Allen Chase | 71 | Head | Labor | New Hampshire |
| 31 | Elva Chase | 65 | Wife | — | New Hampshire |
| 32 | Louis Bellows | 73 | Head | — | New Hampshire |
| 33 | Harriet Bellows | 74 | Wife | — | Maine |
| 34 | George Schary | 50 | Head | Janitor | New Hampshire |
| 35 | Lucie B Schary | 42 | Wife | — | New Hampshire |
| 36 | Betty Schary | 19 | Daughter | — | New Hampshire |
| 37 | Evelyn Schary | 14 | Daughter | — | New Hampshire |
| 38 | Emma Schary | 12 | Daughter | — | New Hampshire |
| 39 | Marjorie Schary | 10 | Daughter | — | New Hampshire |
| 40 | Edward Batchelder | 66 | Head | Retired | New Hampshire |
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)