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Mary Walker — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Walker across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1880), then head of a 4-person household.
Age 50
b. ~1880
Female
Spouse
Born: Scotland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Walker |
| Given Name | Mary T |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1894 |
| Age at First Marriage | 25 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1880 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Walker | Daughter | — | 45 | ~1885 |
| Fred Walker | Head | — | 51 | ~1879 |
| Albert Walker | Son | — | 12 | ~1918 |
| Mary Walker | Spouse | — | 50 | ~1880 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 41
Middlesex, Massachusetts · implied b. ~1879 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1895 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Year of Naturalization | 1917 |
| Birthplace (normalized) | scotland |
1930
Middlesex, Massachusetts
Spouse, age 50
Middlesex, Massachusetts · implied b. ~1880 — 4 household members
| Surname | Walker |
| Given Name | Mary T |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1894 |
| Age at First Marriage | 25 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
Spouse, age 61
Middlesex-County, Massachusetts · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Margaret H |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Everett |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Walker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Walker
Spouse · 1930 · age 50 · b. ~1880 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
47 people indexed on this census page (ia:1930:massachusettscensus00reel921:0306)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Amadee Gauthier | 28 | Head | Mechanic | Massachusetts |
| 2 | Eva Gauthier | 24 | Wife | — | Massachusetts |
| 3 | Norman Gauthier | 8 | Son | — | Massachusetts |
| 4 | Richard Gauthier | 5 | Son | — | Massachusetts |
| 5 | James Gauthier | 1 | Son | — | Massachusetts |
| 6 | Alfred Hamet | 30 | Head | Auto Mechanic | Massachusetts |
| 7 | Cecile A Hamet | 26 | Wife | Laborer | Massachusetts |
| 8 | James J Prendergast | 52 | Head | Laborer | Ireland |
| 9 | Mary J Prendergast | 48 | Wife | — | Ireland |
| 10 | Marion A Prendergast | 16 | Daughter | Laborer | Massachusetts |
| 11 | Joseph S Bouchard | 44 | Head | Proprietor | Canada French |
| 12 | Eva Bouchard | 46 | Wife | — | New Hampshire |
| 13 | Fred Walker | 51 | Head | Laborer | England |
| 14 | Mary T Walker THIS PERSON | 50 | Wife | — | Scotland |
| 15 | Mary Walker | 45 | Daughter | Laborer | Scotland |
| 16 | Albert E Walker | 12 | Son | — | Massachusetts |
| 17 | Elzear Cote | 41 | Head | Conductor | Canada French |
| 18 | Maria Cote | 41 | Wife | — | Canada French |
| 19 | Leo Cote | 18 | Son | Painter | Canada French |
| 20 | Loraine Cote | 15 | Daughter | — | Canada French |
| 21 | Estelle Cote | 14 | Daughter | — | Canada French |
| 22 | Marcel Cote | 12 | Son | — | Canada French |
| 23 | Bertrand Cote | 10 | Son | — | Canada French |
| 24 | Giselle Cote | 9 | Daughter | — | Canada French |
| 25 | Theresa Cote | 5 | Daughter | — | Massachusetts |
| 26 | George A Malo | 34 | Head | Chauffeur | Massachusetts |
| 27 | Irene Malo | 33 | Wife | — | Massachusetts |
| 28 | Roger Malo | 8 | Son | — | Massachusetts |
| 29 | George Jr Malo | 7 | Son | — | Massachusetts |
| 30 | Joseph Vadeboncoeur | 62 | Head | Iceman | Canada French |
| 31 | Amelia Vadeboncoeur | 57 | Wife | — | Canada French |
| 32 | Florence Vadeboncoeur | 22 | Daughter | Laborer | Massachusetts |
| 33 | Omer Vadeboncoeur | 22 | Son | — | Massachusetts |
| 34 | Irma Vadeboncoeur | 21 | Daughter | Laborer | Massachusetts |
| 35 | Ernest Vadeboncoeur | 20 | Son | Laborer | Massachusetts |
| 36 | Grace Vadeboncoeur | 18 | Daughter | Laborer | Massachusetts |
| 37 | Stella Vadeboncoeur | 16 | Daughter | Laborer | Massachusetts |
| 38 | Lucille Vadeboncoeur | 15 | Daughter | — | Massachusetts |
| 39 | Louis Vadeboncoeur | 14 | Son | — | Massachusetts |
| 40 | Nancy Vadeboncoeur | 11 | Son | — | Massachusetts |
| 41 | Eli J Lavasseur | 32 | Head | Attendant | Massachusetts |
| 42 | Blanche Lavasseur | 30 | Wife | — | Massachusetts |
| 43 | Doris Lavasseur | 8 | Daughter | — | Massachusetts |
| 44 | Robert Lavasseur | 5 | Son | — | Massachusetts |
| 45 | Amanda Dion | 60 | Mother-in-law | — | Canada French |
| 46 | Germaine Dion | 19 | Sister-in-law | Laborer | Massachusetts |
| 47 | Bernadette Dion | 17 | Sister-in-law | Laborer | Massachusetts |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)