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William Saunders — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this William Saunders across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents William & Agnes — first a son (b.~1914), then head of a 2-person household.
Age 26
b. ~1914
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Saunders |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | General Hand |
| Industry | Naval Base |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 850 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | General Hand |
| Township / Ward | Boston |
| Est. Birth Year | ~1914 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Augusta Saunders | Head | — | 49 | ~1891 |
| William Saunders | Son | — | 26 | ~1914 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 6
Suffolk, Massachusetts · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Saunders |
| Given Name | William T Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 16
Suffolk, Massachusetts · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Saunders |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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 26
Suffolk-County, Massachusetts · implied b. ~1914 — 2 household members
| Surname | Saunders |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | General Hand |
| Industry | Naval Base |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 850 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| 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 William Saunders across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Saunders (~0.92 confidence) and mother Agnes Saunders (~0.92 confidence) and mother Augusta Saunders (~0.92 confidence) and father William Saunders (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Saunders
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Agnes Saunders
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Augusta Saunders
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
William Saunders
b. ~1891
Source father
● Household
· direct · ~0.92
This person
Anchor record
William Saunders
Son · 1940 · age 26 · b. ~1914 · 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 — 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-t0627-01669-00446)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Donolon | 32 | Head | Theater Usher | Massachusetts |
| 42 | Christine Donolon | 30 | Wife | Maid | Massachusetts |
| 43 | Barbara Donolon | 6 | Daughter | — | Massachusetts |
| 44 | James Jr. Donolon | 5 | Son | — | Massachusetts |
| 45 | Frederick Brinkert | 37 | Head | Shipper | Massachusetts |
| 46 | Alice Brinkert | 36 | Wife | — | Massachusetts |
| 47 | Ralph Gamour | 25 | Head | Counterman | New York |
| 48 | Emma Gamour | 27 | Wife | — | Massachusetts |
| 49 | Wayne Taylor | 8 | Step son | — | Massachusetts |
| 50 | John Cahill | 26 | Head | Laborer | Massachusetts |
| 51 | Olive Cahill | 18 | Wife | — | Massachusetts |
| 52 | Marion Cahill | 5 | Daughter | — | Massachusetts |
| 53 | Isadore Heffron | 32 | Lodger | Laborer | Illinois |
| 54 | Louis Uurek | 27 | Head | Recreation Leader | Massachusetts |
| 55 | Anna Uurek | 26 | Wife | — | Massachusetts |
| 56 | Louis Jr. Uurek | 1 | Son | — | Massachusetts |
| 57 | Emily G. Walker | 41 | Head | Waitress | Massachusetts |
| 58 | Louis Walker | 18 | Son | Foundry Helper | Massachusetts |
| 59 | Arthur Walker | 11 | Son | — | Massachusetts |
| 60 | Martha Harzbecker | 70 | Head | — | Germany |
| 61 | William Harzbecker | 33 | Son | Laborer | Massachusetts |
| 62 | Edwin Harzbecker | 30 | Son | Painter | Massachusetts |
| 63 | Augustus De Coste | 53 | Head | Sheet Iron Worker | Canada-English |
| 64 | Elizabeth De Coste | 46 | Wife | — | Massachusetts |
| 65 | Francis De Coste | 29 | Son | Sheet Iron Helper | Massachusetts |
| 66 | Albert De Coste | 22 | Son | Orderly | Massachusetts |
| 67 | Ruth De Coste | 18 | Daughter | Floor Worker | Massachusetts |
| 68 | Warren De Coste | 17 | Son | — | Massachusetts |
| 69 | Arthur De Coste | 13 | Son | — | Massachusetts |
| 70 | Augusta Saunders | 49 | Head | — | Massachusetts |
| 71 | William J. Saunders THIS PERSON | 26 | Son | General Hand | Massachusetts |
| 72 | Irma Roberts | 37 | Head | — | Massachusetts |
| 73 | Lucy Roberts | 17 | Daughter | — | Massachusetts |
| 74 | Chester Jr. Roberts | 15 | Son | — | Massachusetts |
| 75 | Melva Roberts | 13 | Daughter | — | Massachusetts |
| 76 | Neil Roberts | 11 | Son | — | Massachusetts |
| 77 | Biagio Perrotta | 42 | Head | Stone Mason | Italy |
| 78 | Secondina Perrotta | 32 | Wife | — | Italy |
| 79 | Julio Perrotta | 14 | Son | — | Massachusetts |
| 80 | Clara Perrotta | 10 | Daughter | — | Massachusetts |
Pedigree Summary
William
Gen 1 · 4 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)