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Ruth Walker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Ruth Walker across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 11-person household.
Age 19
b. ~1921
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Walker |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Billerica |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Waitress |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 250 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Waitress |
| Township / Ward | Billerica |
| Est. Birth Year | ~1921 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Esther Walker | Daughter | — | 18 | ~1922 |
| Marion Walker | Daughter | — | 10 | ~1930 |
| Ruth Walker | Daughter | — | 19 | ~1921 |
| Charles Walker | Head | — | 54 | ~1886 |
| Irving Walker | Son | — | 7 | ~1933 |
| Charles Walker | Son | — | 16 | ~1924 |
| Roy Walker | Son | — | 14 | ~1926 |
| Donald Walker | Son | — | 9 | ~1931 |
| Robert Walker | Son | — | 5 | ~1935 |
| Kenneth Walker | Son | — | 13 | ~1927 |
| Bertha Walker | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 8
Middlesex, Massachusetts · implied b. ~1922 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Ruth C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada French |
| Mother's Birthplace | Newfoundland |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 19
Middlesex-County, Massachusetts · implied b. ~1921 — 11 household members
| Surname | Walker |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Billerica |
| 1935 Residence (County) | Middlesex |
| Occupation | Waitress |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 250 |
| Highest Grade | H 3 |
| 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 Ruth Walker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Walker
Daughter · 1940 · age 19 · b. ~1921 · Massachusetts
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Sibling
Donald Walker
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Walker
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irving Walker
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Walker
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Walker
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Walker
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Walker
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Walker
Sibling · 1940 · age 16
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-01603-00447)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles J. Walker | 54 | Head | Engineer | Canada Eng |
| 42 | Bertha Walker | 47 | Wife | — | Massachusetts |
| 43 | Ruth Walker THIS PERSON | 19 | Daughter | Waitress | Massachusetts |
| 44 | Esther Walker | 18 | Daughter | Governess | Massachusetts |
| 45 | Charles Walker | 16 | Son | — | Massachusetts |
| 46 | Roy Walker | 14 | Son | — | Massachusetts |
| 47 | Kenneth Walker | 13 | Son | — | Massachusetts |
| 48 | Marion Walker | 10 | Daughter | — | Massachusetts |
| 49 | Donald Walker | 9 | Son | — | Massachusetts |
| 50 | Irving Walker | 7 | Son | — | Massachusetts |
| 51 | Robert Walker | 5 | Son | — | Massachusetts |
| 52 | Joseph Magee | 61 | Head | — | Massachusetts |
| 53 | Delia Magee | 62 | Wife | — | Eire |
| 54 | Thomas Magee | 34 | Head | Truck Driver | Massachusetts |
| 55 | Irene Magee | 32 | Wife | — | Massachusetts |
| 56 | Barbara Magee | 9 | Daughter | — | Massachusetts |
| 57 | Thomas Magee | 3 | Son | — | Massachusetts |
| 58 | Catherine O'Brien | 19 | Boarder | — | Massachusetts |
| 59 | Thomas Mcnichols | 13 | Boarder | — | Massachusetts |
| 60 | Mary Mcnichols | 11 | Boarder | — | Massachusetts |
| 61 | Edward Noonan | 52 | Father-in-law | — | Massachusetts |
| 62 | Edward Mcgrath | 40 | Head | — | Massachusetts |
| 63 | Donald Mcgrath | 19 | Son | — | Massachusetts |
| 64 | Joan Mcgrath | 9 | Daughter | — | Massachusetts |
| 65 | Gordon Smith | 52 | Head | Salesman | Massachusetts |
| 66 | Grace Smith | 42 | Wife | — | Massachusetts |
| 67 | Gordon Smith | 17 | Son | — | Massachusetts |
| 68 | Philip Smith | 14 | Son | — | Massachusetts |
| 69 | Leo Smith | 11 | Son | — | Massachusetts |
| 70 | George Bain | 49 | Head | Carpenter | Canada Eng |
| 71 | Bessie Bain | 49 | Wife | — | Massachusetts |
| 72 | Shirley Bain | 23 | Daughter | Attendant | Massachusetts |
| 73 | Eva Bain | 21 | Daughter | Saleslady | Massachusetts |
| 74 | Daniel Bain | 16 | Son | Farm Worker | Massachusetts |
| 75 | Bruno Anctil | 70 | Head | Carpenter | Canada French |
| 76 | Rose A. Anctil | 73 | Wife | — | Canada French |
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)