DH
David Hall — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this David Hall across the 1910, 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Elizabeth & Elizabeth — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Hall |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Littleton |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Salesman |
| Industry | United Elastic Corp |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 4000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Salesman |
| Township / Ward | Littleton |
| Est. Birth Year | ~1906 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Olive Hall | Spouse | — | 43 | ~1897 |
| David Hall | Son | — | 11 | ~1929 |
| David Hall | Head | — | 34 | ~1906 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 4
Middlesex, Massachusetts · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | David A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Can - English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 14
Middlesex, Massachusetts · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | David A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
Son, age 24
Middlesex, Massachusetts · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | David J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Canada English |
| Occupation | Salesman |
| Industry | Pictures |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 34
Middlesex-County, Massachusetts · implied b. ~1906 — 3 household members
| Surname | Hall |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Littleton |
| 1935 Residence (County) | Middlesex |
| Occupation | Salesman |
| Industry | United Elastic Corp |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 4000 |
| Highest Grade | C 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 Hall across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elizabeth Hill (~0.92 confidence) and mother Elizabeth Hill (~0.92 confidence) and father Arthur Hill (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elizabeth Hill
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Hill
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Arthur Hill
b. ~1881
Source father
● Household
· direct · ~0.92
This person
Anchor record
David Hall
Head · 1940 · age 34 · b. ~1906 · 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 — 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-t0627-01607-00829)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alexander Gregory | 81 | Head | Finisher | Nova Scotia |
| 42 | Eliza Gregory | 78 | Wife | — | Nova Scotia |
| 43 | David Hall THIS PERSON | 34 | Head | Salesman | Massachusetts |
| 44 | Olive Hall | 43 | Wife | — | New Hampshire |
| 45 | David Hall | 11 | Son | — | Massachusetts |
| 46 | H. Orville Hollingworth | 51 | Head | Maid | Massachusetts |
| 47 | Ellen Hollingworth | 39 | Wife | — | Massachusetts |
| 48 | Carol Hollingworth | 9 | Daughter | — | Massachusetts |
| 49 | David Hollingworth | 6 | Son | — | Massachusetts |
| 50 | Paul Hollingworth | 3 | Son | — | Massachusetts |
| 51 | Pansy Currier | 28 | Maid | Maid | Massachusetts |
| 52 | James The Neff | 60 | Head | Broker | Ireland |
| 53 | Richard Johns | 37 | Head | Servant | New York |
| 54 | Mildred Johns | 36 | Wife | Farmer | Massachusetts |
| 55 | Richard Johns | 16 | Son | Dairy Manager | Massachusetts |
| 56 | Lois Johns | 12 | Daughter | — | Connecticut |
| 57 | Ellen Lovejoy | 40 | Head | Maid | Massachusetts |
| 58 | Mary Finnigan | 62 | Maid | Store Manager | Nova Scotia |
| 59 | J. H. S. Whitcomb | 78 | Head | — | Massachusetts |
| 60 | H. H. Whitcomb | 49 | Son | — | Massachusetts |
| 61 | Belle Marshall | 72 | Aunt | — | Massachusetts |
| 62 | Charlotte Harris | 67 | Maid | — | Massachusetts |
| 63 | Herbert Stearns | 72 | Head | — | New Hampshire |
| 64 | Minnie Stearns | 69 | Wife | — | New York |
| 65 | Allan Stearns | 46 | Son | — | New Hampshire |
| 66 | Mary Holean | 87 | Aunt | — | New Hampshire |
| 67 | Clara P. Gardner | 69 | Head | Caretaker | Vermont |
| 68 | Joseph Lovejoy | 39 | Head | — | Ohio |
| 69 | Charlotte Lovejoy | 36 | Wife | — | Massachusetts |
| 70 | Peter Lovejoy | 5 | Son | — | Massachusetts |
| 71 | Francis Lovejoy | 0 | Son | — | Massachusetts |
| 72 | Augustus Hosmer | 32 | Head | Laborer | Massachusetts |
| 73 | Marjorie Hosmer | 30 | Wife | Clearing Works | Massachusetts |
| 74 | Gertrude Hosmer | 64 | Head | Third Laborer | Massachusetts |
| 75 | Charles Hosmer | 23 | Son | Groom | Massachusetts |
| 76 | Frederick Hosmer | 28 | Head | — | Massachusetts |
| 77 | Aloris Hosmer | 25 | Wife | Designer | Massachusetts |
| 78 | Alianne Hosmer | 3 | Daughter | — | Massachusetts |
| 79 | Walter G. Phelps | 46 | Head | — | Massachusetts |
| 80 | Emily Phelps | 46 | Wife | — | Massachusetts |
Related Census Records
Pedigree Summary
David
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)