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Mary Middleton — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Mary Middleton across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 7-person household.
Age 26
b. ~1914
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Middleton |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Indian Orchard Ludlow |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Occupation | Clerk |
| Industry | Jute Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Indian Orchard Ludlow |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Robert Middleton | Head | — | 45 | ~1895 |
| Elizabeth Middleton | Spouse | — | 44 | ~1896 |
| Mary Middleton | Daughter | — | 26 | ~1914 |
| Agnes Middleton | Daughter | — | 19 | ~1921 |
| Graham Middleton | Son | — | 21 | ~1919 |
| Regina Middleton | Daughter | — | 15 | ~1925 |
| Robert Middleton | Son | — | 8 | ~1932 |
Census Appearances
1930
Hampden, Massachusetts
Daughter, age 16
Hampden, Massachusetts · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Middleton |
| Given Name | May |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Daughter, age 26
Hampden-County, Massachusetts · implied b. ~1914 — 7 household members
| Surname | Middleton |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Indian Orchard Ludlow |
| 1935 Residence (County) | Hampden |
| Occupation | Clerk |
| Industry | Jute Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | Hs 4 |
| 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 Middleton across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Middleton
Daughter · 1940 · age 26 · b. ~1914 · Massachusetts
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Sibling
Regina Middleton
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Middleton
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Graham Middleton
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Middleton
Sibling · 1940 · age 8
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
40 people indexed on this census page (nara:1940:m-t0627-01596-01002)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Camille H Lagasse | 46 | Head | Machinist | Canada French |
| 2 | Rose A Lagasse | 49 | Wife | — | Scotland |
| 3 | Albert F Lagasse | 24 | Son | Machinist | Massachusetts |
| 4 | George T Fisher | 42 | Head | Machinist | Scotland |
| 5 | Lizzie Fisher | 38 | Wife | — | New Hampshire |
| 6 | Marion Fisher | 13 | Daughter | — | Massachusetts |
| 7 | James Fisher | 37 | Brother | Laborer | Scotland |
| 8 | Marie Drost | 61 | Head | — | Poland |
| 9 | Stanley Drost | 28 | Son | Laborer | Massachusetts |
| 10 | William Drost | 26 | Son | Laborer | Massachusetts |
| 11 | Anthony Drost | 25 | Son | Lathe Hand | Massachusetts |
| 12 | Peter Bohuck | 22 | Son-in-law | Salesman | Massachusetts |
| 13 | Helen Bohuck | 20 | Daughter | Assembler | Massachusetts |
| 14 | Edward Bohuck | 2 | Grandson | — | Massachusetts |
| 15 | Harry G Thompson | 41 | Head | Section Hand | Scotland |
| 16 | Margaret Thompson | 48 | Sister | Sewing Machine Operator | Scotland |
| 17 | Catherine Mcguire | 65 | Lodger | — | Scotland |
| 18 | Helen Brodwin | 42 | Lodger | Inspector | Massachusetts |
| 19 | John A Pollock | 44 | Head | Truck Driver | Canada English |
| 20 | Agnes Pollock | 44 | Wife | — | Scotland |
| 21 | Mary Martin | 67 | Lodger | — | Scotland |
| 22 | John Mcnulty | 35 | Lodger | Clerk | Scotland |
| 23 | Robert Middleton | 45 | Head | Machinist | Scotland |
| 24 | Elizabeth Middleton | 44 | Wife | — | Scotland |
| 25 | Mary Middleton THIS PERSON | 26 | Daughter | Clerk | Massachusetts |
| 26 | Graham Middleton | 21 | Son | Machinist | Massachusetts |
| 27 | Agnes Middleton | 19 | Daughter | Clerk | Massachusetts |
| 28 | Regina Middleton | 15 | Daughter | — | Massachusetts |
| 29 | Robert Middleton | 8 | Son | — | Massachusetts |
| 30 | David Ritchie | 43 | Head | Machinist | Scotland |
| 31 | Helen Ritchie | 42 | Wife | — | Scotland |
| 32 | Susan Ritchie | 20 | Daughter | Clerk | Scotland |
| 33 | David Jr Ritchie | 17 | Son | — | Scotland |
| 34 | William Ritchie | 14 | Son | — | Massachusetts |
| 35 | Antonio Guerra | 46 | Head | Laborer | Portugal |
| 36 | Angela Guerra | 39 | Wife | — | Portugal |
| 37 | Grace Guerra | 19 | Daughter | Clerk | Massachusetts |
| 38 | Lourdes Guerra | 18 | Daughter | — | Massachusetts |
| 39 | John Guerra | 17 | Son | — | Massachusetts |
| 40 | Serafin Guerra | 13 | Son | — | Massachusetts |
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)