MF
Mary Flaherty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Plymouth-County, Massachusetts
Our Model Tree links this Mary Flaherty across the 1920, 1930 and 1940 US Censuses in Plymouth-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 2-person household.
Age 75
b. ~1865
Female
Head
Born: England
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Plymouth-County, Massachusetts |
| Surname | Flaherty |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Hingham Town |
| 1935 Residence (County) | Plymouth |
| Naturalization Status | Naturalized |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Hingham Town |
| Est. Birth Year | ~1865 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| James Flaherty | Son | — | 38 | ~1902 |
| Mary Flaherty | Head | — | 75 | ~1865 |
Census Appearances
1920
Plymouth, Massachusetts
Spouse, age 54
Plymouth, Massachusetts · implied b. ~1866 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flaherty |
| Given Name | Mary M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Year of Naturalization | 1888 |
| Birthplace (normalized) | england |
1930
Plymouth, Massachusetts
Head, age 64
Plymouth, Massachusetts · implied b. ~1866 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flaherty |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1884 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Plymouth-County, Massachusetts
Head, age 75
Plymouth-County, Massachusetts · implied b. ~1865 — 2 household members
| Surname | Flaherty |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Hingham Town |
| 1935 Residence (County) | Plymouth |
| Naturalization Status | Naturalized |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Flaherty across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Flaherty
Head · 1940 · age 75 · b. ~1865 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Plymouth-County, Massachusetts
Open full size
1940 US Federal Census — Plymouth-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01638-00258)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas F Dolan | 54 | Head | Sexton | Ireland |
| 2 | Elizabeth Dolan | 54 | Wife | — | Scotland |
| 3 | Francis J Dolan | 33 | Son | Truck Driver | Scotland |
| 4 | Elizabeth M Dolan | 27 | Daughter | Telephone Operator | Scotland |
| 5 | Ann T Dolan | 25 | Daughter | New Worker | Scotland |
| 6 | Thomas F Dolan | 18 | Son | — | Scotland |
| 7 | Hugh Murphy | 12 | Nephew | — | Massachusetts |
| 8 | William Brenock | 27 | Head | Laborer | Massachusetts |
| 9 | Florence Brenock | 31 | Wife | — | Canada-English |
| 10 | James Brenock | 3 | Son | — | Massachusetts |
| 11 | J Chester Leigh | 51 | Head | Laborer | Massachusetts |
| 12 | Nora Leigh | 55 | Wife | — | Free State |
| 13 | Wayland M Minot | 25 | Head | Salesman | Massachusetts |
| 14 | Dorothy K Minot | 22 | Wife | — | Massachusetts |
| 15 | Thomas O'Neil | 38 | Head | — | Massachusetts |
| 16 | Catherine O'Neil | 56 | Mother | — | England |
| 17 | Leslie C Townsend | 47 | Head | Edge Setter | Massachusetts |
| 18 | Mary E Townsend | 32 | Wife | — | Massachusetts |
| 19 | Albert L Townsend | 9 | Son | — | Massachusetts |
| 20 | William F French | 26 | Head | Aircraft Mechanic | Florida |
| 21 | Margaret A French | 26 | Wife | — | Massachusetts |
| 22 | Margaret M French | 5 | Daughter | — | Massachusetts |
| 23 | Charles H French | 3 | Son | — | Massachusetts |
| 24 | Joseph Gethins | 37 | Head | Laborer | Massachusetts |
| 25 | Mary Gethins | 27 | Wife | — | Massachusetts |
| 26 | Sara F Welsh | 48 | Head | Maid | Massachusetts |
| 27 | Donald F Welsh | 23 | Son | Laborer | Massachusetts |
| 28 | Seymour Finnegan | 30 | Head | Chauffeur | Massachusetts |
| 29 | Barbara R Finnegan | 25 | Wife | — | Massachusetts |
| 30 | Mary Linehan | 59 | Head | Housework | Irish Free State |
| 31 | Walter Linehan | 24 | Son | Carpenter | Massachusetts |
| 32 | Dorothy Linehan | 18 | Daughter | — | Massachusetts |
| 33 | Kathleen Linehan | 17 | Daughter | — | Massachusetts |
| 34 | Thomas J Leahy | 57 | Head | Naval Ordnance | Massachusetts |
| 35 | Mary E Leahy | 57 | Wife | — | England |
| 36 | Frances T Leahy | 26 | Daughter | Switchboard Operator | Massachusetts |
| 37 | Thomas V Leahy | 21 | Son | Bookkeeper | Massachusetts |
| 38 | Mary C Leahy | 19 | Daughter | New Worker | Massachusetts |
| 39 | Mary Flaherty THIS PERSON | 75 | Head | — | England |
| 40 | James H Flaherty | 38 | Son | Store Clerk | 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)