MH
Mary Haggerty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this Mary Haggerty across the 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 4-person household.
Age 65
b. ~1875
Female
Head
Born: Nova Scotia
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Haggerty |
| Given Name | Mary |
| Relationship to Head | head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | Nova Scotia |
| 1935 Residence (City) | Worcester |
| 1935 Residence (County) | Worcester |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birthplace (normalized) | nova scotia |
| Township / Ward | Worcester |
| Est. Birth Year | ~1875 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Haggerty | Head | — | 65 | ~1875 |
| John Haggerty | Son | — | 26 | ~1914 |
| Wm Haggerty | Son | — | 21 | ~1919 |
| Marie Wilson | Daughter | — | 40 | ~1900 |
Census Appearances
1920
Worcester, Massachusetts
Spouse, age 46
Worcester, Massachusetts · implied b. ~1874 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Haggerty |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Nova Scotia |
| Year of Immigration | 1887 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Nova Scotia |
| Mother's Birthplace | Nova Scotia |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | nova scotia |
1930
Worcester, Massachusetts
Spouse, age 55
Worcester, Massachusetts · implied b. ~1875 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Haggerty |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Nova Scotia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1881 |
| Age at First Marriage | 29 |
| Father's Birthplace | Nova Scotia |
| Mother's Birthplace | Nova Scotia |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | nova scotia |
1940
Worcester-County, Massachusetts
Head, age 65
Worcester-County, Massachusetts · implied b. ~1875 — 4 household members
| Surname | Haggerty |
| Given Name | Mary |
| Relationship to Head | head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | Nova Scotia |
| 1935 Residence (City) | Worcester |
| 1935 Residence (County) | Worcester |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birthplace (normalized) | nova scotia |
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 Haggerty across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Haggerty
Head · 1940 · age 65 · b. ~1875 · 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 — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01719-00475)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Gordon | 35 | Wife | — | Mass |
| 2 | Gloria Gordon | 7 | daughter | — | Mass |
| 3 | Jude Gordon | 2 | son | — | Mass |
| 4 | Lillian Olson | 50 | head | — | Mass |
| 5 | Ruth Adams | 14 | daughter | — | Mass |
| 6 | Walter Rankin | 21 | head | Laborer | Mass |
| 7 | Irene Rankin | 20 | wife | — | Rhode Island |
| 8 | Carol Rankin | 1 | daughter | — | Mass |
| 9 | Frank Chaput | 41 | head | Trucking | Mass |
| 10 | Bernice Chaput | 35 | wife | — | Mass |
| 11 | Frank Amato | 30 | head | Checker | Mass |
| 12 | Stephanie Amato | 23 | wife | Press Operator | Mass |
| 13 | Caroline Amato | 2 | daughter | — | Mass |
| 14 | Robert Chaput | 43 | head | Grocery | Mass |
| 15 | Paul Chaput | 36 | head | Trucking | Mass |
| 16 | Violet Chaput | 35 | wife | — | French Canada |
| 17 | John M Crocker | 39 | head | Foreman | French Canada |
| 18 | Violet Crocker | 35 | wife | Presser | Mass |
| 19 | John W Crocker | 15 | son | — | New Hampshire |
| 20 | John Horan | 41 | head | Laborer | Irish Free State |
| 21 | Nora Horan | 33 | wife | — | Irish Free State |
| 22 | Mary Haggerty THIS PERSON | 65 | head | — | Nova Scotia |
| 23 | Wm Haggerty | 21 | son | Laborer | Mass |
| 24 | John Haggerty | 26 | son | Inspector | Mass |
| 25 | Marie Wilson | 40 | daughter | Waitress | Mass |
| 26 | Wm Marselle | 47 | head | Truck Driver | Mass |
| 27 | Anna Marselle | 49 | wife | — | Mass |
| 28 | Loretta Marselle | 19 | daughter | Shoeworker | Mass |
| 29 | Paul Cuger | 22 | head | Truck Driver | Mass |
| 30 | Florence Cuger | 25 | roomer | — | Mass |
| 31 | Norman Mcmahon | 43 | head | Specimen | Mass |
| 32 | Mary Mcmahon | 55 | wife | — | Mass |
| 33 | Robert Lynch | 35 | stepson | Laborer | Mass |
| 34 | Warren O'Hara | 24 | stepson | Laborer | Mass |
| 35 | Isaac Walker | 41 | head | — | Mass |
| 36 | Helen Walker | 19 | daughter | — | Mass |
| 37 | Beverly Walker | 15 | daughter | — | Mass |
| 38 | Ernest Boutwell | 51 | head | Painter | Vermont |
| 39 | Mattie Boutwell | 51 | wife | — | New York |
| 40 | Violet Boutwell | 21 | daughter | Woodworker | Vermont |
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)