MH
Mary Hogan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Mary Hogan across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Hogan |
| Given Name | Mary V |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Holyoke City |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Occupation | Salesgirl |
| Industry | Dry Goods |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 200 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Salesgirl |
| Township / Ward | Holyoke City |
| Est. Birth Year | ~1919 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Clare Hogan | Daughter | — | 16 | ~1924 |
| Mary Hogan | Daughter | — | 21 | ~1919 |
| Helen Hogan | Daughter | — | 23 | ~1917 |
| Alice Hogan | Daughter | — | 18 | ~1922 |
| Mary Hogan | Daughter | — | 10 | ~1930 |
| James Hogan | Head | — | 46 | ~1894 |
| Katherine Welch | Other | — | 70 | ~1870 |
| James Hogan | Son | — | 20 | ~1920 |
| Thomas Hogan | Son | — | 24 | ~1916 |
| Mary Hogan | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Hampden, Massachusetts
Daughter, age 12
Hampden, Massachusetts · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | Mary V. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Daughter, age 21
Hampden-County, Massachusetts · implied b. ~1919 — 10 household members
| Surname | Hogan |
| Given Name | Mary V |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Holyoke City |
| 1935 Residence (County) | Hampden |
| Occupation | Salesgirl |
| Industry | Dry Goods |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 200 |
| Highest Grade | H 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 Hogan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hogan
Daughter · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
Sibling
Clare Hogan
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hogan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Hogan
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hogan
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Hogan
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Hogan
Sibling · 1940 · age 18
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-t0627-01596-00351)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothy Veland | 24 | Half sister | At Home | Massachusetts |
| 42 | Merrill Malbury | 40 | Head | Steam Fitter | Vermont |
| 43 | Alice E Malbury | 40 | Wife | Housekeeper | England |
| 44 | Marilyn Malbury | 12 | Daughter | — | Massachusetts |
| 45 | Roderick Hamelin | 52 | Head | Manager | Massachusetts |
| 46 | Eva M Hamelin | 44 | Wife | Housekeeper | Canada English |
| 47 | Annie B Pariseau | 58 | Head | Housekeeper | Canada English |
| 48 | Ernest A Beaudry | 45 | Brother | Waiter | Massachusetts |
| 49 | James H Hogan | 46 | Head | Foreman | Massachusetts |
| 50 | Mary E Hogan | 46 | Wife | Housekeeper | Massachusetts |
| 51 | Thomas N Hogan | 24 | Son | Clerk | Massachusetts |
| 52 | Helen D Hogan | 23 | Daughter | Bakery Clerk | Massachusetts |
| 53 | Mary V Hogan THIS PERSON | 21 | Daughter | Salesgirl | Massachusetts |
| 54 | James Hogan | 20 | Son | — | Massachusetts |
| 55 | Alice F Hogan | 18 | Daughter | — | Massachusetts |
| 56 | Clare Hogan | 16 | Daughter | — | Massachusetts |
| 57 | Mary E Hogan | 10 | Daughter | — | Massachusetts |
| 58 | Katherine H Welch | 70 | Mother in law | Helper | Connecticut |
| 59 | Almo Leirony | 57 | Head | Cutter Hand | Massachusetts |
| 60 | Maud C Leirony | 30 | Wife | Bakers Asst | Massachusetts |
| 61 | Clarence Picard | 15 | Step son | — | Massachusetts |
| 62 | Joseph Goldenberg | 44 | Head | Bookbinder | Russia |
| 63 | Minnie Goldenberg | 50 | Wife | Housekeeper | Russia |
| 64 | Myer Goldenberg | 23 | Son | Shipper | Massachusetts |
| 65 | Harry Goldenberg | 15 | Son | — | Massachusetts |
| 66 | John Kirley | 71 | Head | Retired | Eire |
| 67 | Mary Kirley | 68 | Wife | Housekeeper | Eire |
| 68 | Philip J Kirley | 39 | Son | Steward | Massachusetts |
| 69 | John P Kirley | 37 | Son | Inspector | Massachusetts |
| 70 | Francis Kirley | 32 | Son | Millwright | Massachusetts |
| 71 | John B Maquin | 46 | Head | Maintenance | New York |
| 72 | Delia M Maquin | 48 | Wife | Housekeeper | Massachusetts |
| 73 | Sada Skolnik | 37 | Head | Clerk | Massachusetts |
| 74 | Dora Skolnik | 68 | Mother | Housekeeper | Russia |
| 75 | Henry Stovall | 52 | Head | Grocer Pro. | England |
| 76 | Ellen Stovall | 54 | Wife | Housekeeper | England |
| 77 | Kenneth H Stovall | 23 | Son | Shipping Clerk | Massachusetts |
| 78 | Robert Hinkes | 57 | Head | — | Eire |
| 79 | Pauline Hinkes | 57 | Wife | Housekeeper | Eire |
| 80 | Hilson Hinkes | 25 | Son | Paper Maker | Eire |
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)