JW
John Walker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Walker across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 12-person household.
Age 57
b. ~1883
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Walker |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Medford City |
| Est. Birth Year | ~1883 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Louise Warner | Daughter | — | 21 | ~1919 |
| Delma Walker | Daughter | — | 26 | ~1914 |
| John Walker | Head | — | 57 | ~1883 |
| Harry Hutchins | Other | — | 49 | ~1891 |
| Hanna Hilton | Other | — | 67 | ~1873 |
| John Ryan | Other | — | 41 | ~1899 |
| Ruth Warner | Other | — | 45 | ~1895 |
| George Conway | Other | — | 46 | ~1894 |
| Edmond Hilton | Other | — | 64 | ~1876 |
| Howard Walker | Son | — | 21 | ~1919 |
| Grace Walker | Spouse | — | 54 | ~1886 |
| Eleanor Hutchins | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Middlesex, Massachusetts
Head, age 37
Middlesex, Massachusetts · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | John D |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1902 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Salesman |
| Industry | Real Estate |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Home Owned/Rented | R |
| Birth Country | Scotland |
| Year of Naturalization | 1913 |
| Birthplace (normalized) | scotland |
1930
Middlesex, Massachusetts
Head, age 47
Middlesex, Massachusetts · implied b. ~1883 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 27 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Realtor |
| Industry | Real Estate |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | Sp |
| Home Value / Rent | R |
| Radio Set | 65 |
| Veteran | Yes |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Middlesex-County, Massachusetts
Head, age 57
Middlesex-County, Massachusetts · implied b. ~1883 — 12 household members
| Surname | Walker |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | H-3 |
| 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 John 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
John Walker
Head · 1940 · age 57 · b. ~1883 · 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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01612-00174)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elena Campagna | 60 | Wife | — | Massachusetts |
| 2 | Ella Copeland | 69 | Lodger | — | New York |
| 3 | Edwin Shufelt | 35 | Lodger | Sales Detective | Massachusetts |
| 4 | Albert Rossette | 22 | Lodger | Store Clerk | Massachusetts |
| 5 | Robert Balladore | 15 | Lodger | — | New Hampshire |
| 6 | Joseph Grenier | 39 | Head | Truck Driver | Connecticut |
| 7 | Frances Grenier | 30 | Wife | — | Canada-English |
| 8 | Joseph Jr. Grenier | 8 | Son | — | Massachusetts |
| 9 | Rosemary Grenier | 6 | Daughter | — | Massachusetts |
| 10 | Patrick Morris | 70 | Father in law | — | Canada-English |
| 11 | Mary Morris | 69 | Mother in law | — | Canada-English |
| 12 | Josephine Morris | 39 | Sister in law | Label Inspector | Canada-English |
| 13 | William Hanlon | 38 | Head | Sea Captain | Newfoundland |
| 14 | Alice Hanlon | 38 | Wife | — | Newfoundland |
| 15 | William Hanlon | 12 | Son | — | Massachusetts |
| 16 | Doris Hanlon | 11 | Daughter | — | Massachusetts |
| 17 | Thomas Hanlon | 5 | Son | — | Massachusetts |
| 18 | Elizabeth Hanlon | 2 | Daughter | — | Massachusetts |
| 19 | John Walker THIS PERSON | 57 | Head | — | Scotland |
| 20 | Grace Walker | 54 | Wife | — | Massachusetts |
| 21 | Delma Walker | 26 | Daughter | Salesgirl | Massachusetts |
| 22 | Howard Walker | 21 | Son | Radio Mechanic | Massachusetts |
| 23 | Harry J. Hutchins | 49 | Lodger | Upholsterer | Massachusetts |
| 24 | Eleanor Hutchins | 47 | Wife | — | Massachusetts |
| 25 | Ruth Warner | 45 | Lodger | — | Massachusetts |
| 26 | Louise Warner | 21 | Daughter | Seamstress | Massachusetts |
| 27 | George Conway | 46 | Lodger | Cab Driver | Massachusetts |
| 28 | Edmond Hilton | 64 | Lodger | Laborer | Massachusetts |
| 29 | Hanna Hilton | 67 | Lodger Wife | — | Sweden |
| 30 | John Ryan | 41 | Lodger | Laborer | Massachusetts |
| 31 | James Feeley | 41 | Head | Mailman | Massachusetts |
| 32 | Florence Feeley | 36 | Wife | — | Massachusetts |
| 33 | Paul Feeley | 13 | Son | — | Massachusetts |
| 34 | Mary Nolan | 79 | Mother in law | — | Massachusetts |
| 35 | Richard Shaw | 38 | Head | Water Engineer | Massachusetts |
| 36 | Florence Shaw | 32 | Wife | — | Massachusetts |
| 37 | Matilda Zimmerman | 82 | Lodger | — | Germany |
| 38 | Donald Breeden | 39 | Head | Office Clerk | Massachusetts |
| 39 | Irene Breeden | 32 | Wife | — | Massachusetts |
| 40 | Donna Breeden | 2 | Daughter | — | 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)