DD
Donald Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Donald Davis across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Daniel & Maude — first a son (b.~1916), then head of a 17-person household.
Age 24
b. ~1916
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Dishwasher |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 66 |
| Income (1939) | 750 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Dishwasher |
| Township / Ward | Boston City |
| Est. Birth Year | ~1916 |
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.
17 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Claire Labbe | Daughter | — | 14 | ~1926 |
| Willy Labbe | Head | — | 43 | ~1897 |
| Alma Arnold | Other | — | 44 | ~1896 |
| Harriet Perry | Other | — | 75 | ~1865 |
| Thomas Foster | Other | — | 56 | ~1884 |
| George Arnold | Other | — | 44 | ~1896 |
| Peter Robb | Other | — | 47 | ~1893 |
| Josephine Jordan | Other | — | 47 | ~1893 |
| Arthur Gibbs | Other | — | 65 | ~1875 |
| Harry Bakerian | Other | — | 53 | ~1887 |
| Gladys Davis | Other | — | 48 | ~1892 |
| William Jordan | Other | — | 57 | ~1883 |
| Mary Lincoln | Other | — | 72 | ~1868 |
| Robert Davis | Son | — | 11 | ~1929 |
| Donald Davis | Son | — | 24 | ~1916 |
| Paul Labbe | Son | — | 16 | ~1924 |
| Laura Labbe | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 4
Suffolk, Massachusetts · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Daniel |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
Son, age 14
Suffolk, Massachusetts · implied b. ~1916 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Daniel B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 24
Suffolk-County, Massachusetts · implied b. ~1916 — 17 household members
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Occupation | Dishwasher |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 66 |
| Income (1939) | 750 |
| Highest Grade | H 1 |
| 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 Donald Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Davis (~0.92 confidence) and mother Maude Davis (~0.92 confidence) and mother Maud Davis (~0.92 confidence) and father Willy Labbe (~0.92 confidence) and mother Laura Labbe (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Davis
b. ~1842
Source father
● Household
· direct · ~0.92
Mother
Maude Davis
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Maud Davis
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
Willy Labbe
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Laura Labbe
b. ~1901
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Davis
Son · 1940 · age 24 · b. ~1916 · Massachusetts
★ You are viewing this record
Sibling
Claire Labbe
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Davis
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Labbe
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01662-00639)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles J. Collias | 45 | Head | Store Keeper | Greece |
| 2 | Mary C. Collias | 34 | Wife | — | Greece |
| 3 | John Collias | 11 | Son | — | Massachusetts |
| 4 | James Collias | 9 | Son | — | Massachusetts |
| 5 | Harry Collias | 6 | Son | — | Massachusetts |
| 6 | John G. Collias | 45 | Brother | Store Keeper | Greece |
| 7 | Angelina J. Collias | 32 | Sister-in-law | — | Greece |
| 8 | Helen Collias | 7 | Niece | — | Massachusetts |
| 9 | Arthur Collias | 2 | Nephew | — | Massachusetts |
| 10 | Elizabeth Lynch | 42 | Head | House Keeper | Massachusetts |
| 11 | John Lynch | 16 | Son | — | Massachusetts |
| 12 | Ruth Buckley | 34 | Lodger | Seamstress | Massachusetts |
| 13 | Daniel F. Buckley | 13 | Son | — | Massachusetts |
| 14 | Joseph W. Sheridan | 41 | Lodger | Laborer | Massachusetts |
| 15 | Phyllis Dunn | 26 | Lodger | Typist | Massachusetts |
| 16 | Ruth Dunn | 7 | Daughter | — | Massachusetts |
| 17 | Annabel Mckenzie | 60 | Lodger | Photographer | Canada-Eng |
| 18 | Frank Draper | 40 | Lodger | — | Massachusetts |
| 19 | Muriel Draper | 28 | Lodger | — | Massachusetts |
| 20 | Victor Robinson | 40 | Lodger | Dishwasher | Massachusetts |
| 21 | George Walsh | 35 | Lodger | — | Massachusetts |
| 22 | George Malapian | 36 | Lodger | Electrician | Massachusetts |
| 23 | Robert Mitchell | 50 | Lodger | Dishwasher | Massachusetts |
| 24 | Willy M. Labbe | 43 | Head | Carpenter | Canada-French |
| 25 | Laura Labbe | 39 | Wife | Lodging H. | Canada-French |
| 26 | Paul Labbe | 16 | Son | — | Canada-French |
| 27 | Claire Labbe | 14 | Daughter | — | Maine |
| 28 | Alma Arnold | 44 | Lodger | — | Massachusetts |
| 29 | George Arnold | 44 | Lodger | Roofer | Massachusetts |
| 30 | Harriet G. Perry | 75 | Lodger | — | Massachusetts |
| 31 | Gladys S. Davis | 48 | Lodger | House Keeper | Massachusetts |
| 32 | Donald Davis THIS PERSON | 24 | Son | Dishwasher | Massachusetts |
| 33 | Robert Davis | 11 | Son | — | Massachusetts |
| 34 | Peter B. Robb | 47 | Lodger | Cook | Massachusetts |
| 35 | Mary A. Lincoln | 72 | Lodger | House Keeper | Maine |
| 36 | Josephine Jordan | 47 | Lodger | — | Massachusetts |
| 37 | William P. Jordan | 57 | Lodger | Ship Fitter | Canada-Eng |
| 38 | Arthur Gibbs | 65 | Lodger | Pharmacist | Maine |
| 39 | Harry Bakerian | 53 | Lodger | Tailor | Turkey |
| 40 | Thomas Foster | 56 | Lodger | Caretaker | Massachusetts |
Related Census Records
Pedigree Summary
Donald + 3 siblings
Gen 1 · 5 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)