MD
Mary Dolan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Mary Dolan across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 7-person household.
Age 42
b. ~1898
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Dolan |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| John Dolan | Son | — | 17 | ~1923 |
| Mary Dolan | Spouse | — | 42 | ~1898 |
| Jeremiah Mccarthy | Other | — | 76 | ~1864 |
| John Dolan | Head | — | 44 | ~1896 |
| William Dolan | Son | — | 16 | ~1924 |
| Robert Dolan | Son | — | 12 | ~1928 |
| Joseph Dolan | Son | — | 2 | ~1938 |
Census Appearances
1930
Hampden, Massachusetts
Other, age 32
Hampden, Massachusetts · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dolan |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 24 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Spouse, age 42
Hampden-County, Massachusetts · implied b. ~1898 — 7 household members
| Surname | Dolan |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Hampden |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Dolan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Dolan
Spouse · 1940 · age 42 · b. ~1898 · Massachusetts
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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 — 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-t0627-01710-00146)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gertrude Ely | 28 | Wife | — | Massachusetts |
| 2 | Hazel Ely | 8 | Daughter | — | Massachusetts |
| 3 | Richard Ely | 7 | Son | — | Massachusetts |
| 4 | Donna Ely | 5 | Daughter | — | Massachusetts |
| 5 | Austin Cole | 55 | Head | Proprietor | Maine |
| 6 | Hazel Cole | 43 | Wife | Book Keeper | Massachusetts |
| 7 | Truchet Fred Cole | 23 | Son-in-law | Sheet Metal Worker | Massachusetts |
| 8 | Ellen Smith | 82 | Head | — | Ireland |
| 9 | Robt E Ashley | 47 | Head | Fireman | New York |
| 10 | Mary E Ashley | 45 | Wife | — | New York |
| 11 | Pauline E Ashley | 18 | Daughter | — | Massachusetts |
| 12 | Ruth Ashley | 15 | Daughter | — | Massachusetts |
| 13 | Robert E Ashley | 13 | Son | — | Massachusetts |
| 14 | Noah Ashley | 82 | Head | — | Massachusetts |
| 15 | Barbara Moriarty | 39 | Daughter | — | Massachusetts |
| 16 | Marguerite Moriarty | 14 | Daughter | — | Massachusetts |
| 17 | James Streeter | 35 | Head | Machinist | Massachusetts |
| 18 | Elmer Streeter | 30 | Brother | Machine Operator | Massachusetts |
| 19 | Charles Streeter | 28 | Brother | Bench Man | Massachusetts |
| 20 | John Sopa | 59 | Head | Tailoring | Austria |
| 21 | Cecile Sopa | 32 | Daughter | Waitress | Massachusetts |
| 22 | Anna Sopa | 37 | Wife | — | Massachusetts |
| 23 | Henry Sopa | 15 | Son | — | Massachusetts |
| 24 | Dorothy Sopa | 13 | Daughter | — | Massachusetts |
| 25 | Walter Newman | 35 | Head | Helper | Massachusetts |
| 26 | Pauline Newman | 30 | Wife | Packer | Massachusetts |
| 27 | John J Dolan | 44 | Head | Gasfitter | Massachusetts |
| 28 | Mary E Dolan THIS PERSON | 42 | Wife | — | Massachusetts |
| 29 | John E Dolan | 17 | Son | — | Massachusetts |
| 30 | William J Dolan | 16 | Son | — | Massachusetts |
| 31 | Robert B Dolan | 12 | Son | — | Massachusetts |
| 32 | Joseph T Dolan | 2 | Son | — | Massachusetts |
| 33 | Jeremiah Mccarthy | 76 | Father-in-law | — | Ireland |
| 34 | John Frisbie | 67 | Head | Watchman | Connecticut |
| 35 | Alice B Frisbie | 69 | Wife | — | Rhode Island |
| 36 | Dora E Richardson | 64 | Sister-in-law | Floor Lady | Rhode Island |
| 37 | Hazel Davis | 47 | Head | — | Massachusetts |
| 38 | Charles Davis | 8 | Son | — | Massachusetts |
| 39 | Hattie Reed | 73 | Lodger | — | Massachusetts |
| 40 | Hilda Hagg | 64 | Head | Housework | Sweden |
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)