DW
David Walker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this David Walker across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Walker |
| Given Name | David H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Salesman |
| Industry | Glove Concern |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 500 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Salesman |
| Township / Ward | Malden City |
| Est. Birth Year | ~1911 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| Gail Walker | Daughter | — | 1 | ~1939 |
| Doris Walker | Spouse | — | 32 | ~1908 |
| S Tupper | Other | — | 56 | ~1884 |
| David Walker | Head | — | 29 | ~1911 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 9
Middlesex, Massachusetts · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 19
Middlesex, Massachusetts · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | David |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Scotland |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Brokerage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 29
Middlesex-County, Massachusetts · implied b. ~1911 — 4 household members
| Surname | Walker |
| Given Name | David H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden City |
| 1935 Residence (County) | Middlesex |
| Occupation | Salesman |
| Industry | Glove Concern |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 500 |
| Highest Grade | H 4 |
| 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 David 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
David Walker
Head · 1940 · age 29 · b. ~1911 · 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-t0627-01608-00667)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jessie Griffith | 7 | Daughter | — | Massachusetts |
| 42 | Mildred B. Blondell | 62 | Head | Salesman | New Jersey |
| 43 | Madalene Blondell | 58 | Wife | Saleslady | New Jersey |
| 44 | Irma Blondell | 24 | Daughter | Stenographer | New Jersey |
| 45 | Madalen Blondell | 18 | Daughter | Stenographer | New Jersey |
| 46 | Mary F. Thresher | 58 | Head | — | Massachusetts |
| 47 | Elizabeth F. Thresher | 24 | Daughter | Salesgirl | Massachusetts |
| 48 | Elton F. Thresher | 22 | Son | Clerk | Massachusetts |
| 49 | Mary E. Thresher | 17 | Daughter | — | Massachusetts |
| 50 | David H. Walker THIS PERSON | 29 | Head | Salesman | Massachusetts |
| 51 | Doris Walker | 32 | Wife | Secretary | Massachusetts |
| 52 | Gail Walker | 1 | Daughter | — | Massachusetts |
| 53 | S. Ellis Tupper | 56 | Boarder | — | Massachusetts |
| 54 | Jennie Sandberg | 70 | Head | — | Sweden |
| 55 | Rudolph Sandberg | 38 | Son | Press Feeder | Massachusetts |
| 56 | Ruth Trower | 44 | Head | Stitcher | Maine |
| 57 | Hazel Trower | 47 | Sister | Winder | Massachusetts |
| 58 | Virginia Trower | 19 | Niece | New Worker | Massachusetts |
| 59 | Blanche Clarke | 75 | Mother | — | Maine |
| 60 | John Dunleavy | 72 | Head | Retired | Eire |
| 61 | Mary E. Dunleavy | 68 | Wife | — | Ireland |
| 62 | Mary H. Dunleavy | 39 | Daughter | School Teacher | Massachusetts |
| 63 | Catherine Dunleavy | 38 | Daughter | Stenographer | Massachusetts |
| 64 | Margaret Dunleavy | 35 | Daughter | Stenographer | Massachusetts |
| 65 | Sidney M. Sweeney | 46 | Head | Meter Reader | Massachusetts |
| 66 | Mary C. Sweeney | 45 | Wife | — | Massachusetts |
| 67 | Winifred Sweeney | 17 | Son | — | Massachusetts |
| 68 | Jean Sweeney | 14 | Daughter | — | Massachusetts |
| 69 | Emily F. Hayden | 34 | Head | Electrical Oper. | Massachusetts |
| 70 | Isabel Hayden | 32 | Sister | — | Massachusetts |
| 71 | Andrew E. Hayden | 5 | Son | — | Massachusetts |
| 72 | Marilyn Hayden | 2 | Daughter | — | Massachusetts |
| 73 | William Russo | 53 | Head | Fruit Business | Italy |
| 74 | Flora Russo | 52 | Head | — | Massachusetts |
| 75 | Ronald Russo | 24 | Son | — | Massachusetts |
| 76 | William Russo | 21 | Son | Truck Driver | Massachusetts |
| 77 | Earl Russo | 17 | Son | New Worker | Massachusetts |
| 78 | Doris Rotondi | 19 | Daughter | — | Massachusetts |
| 79 | Edward F. Byrne | 60 | Head | — | Ireland |
| 80 | Ellen M. Byrne | 66 | Wife | — | Ireland |
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)