WS
William Stafford — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Stafford across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Stafford |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Arlington Town |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Arlington Town |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ruth Stafford | Daughter | — | 17 | ~1923 |
| James Stafford | Son | — | 13 | ~1927 |
| Fred Stafford | Head | — | 45 | ~1895 |
| Edward Bulger | Other | — | 21 | ~1919 |
| John Bulger | Other | — | 20 | ~1920 |
| Helen Stafford | Spouse | — | 45 | ~1895 |
| Katherine Stafford | Daughter | — | 15 | ~1925 |
| William Stafford | Son | — | 13 | ~1927 |
| Barbara Stafford | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 3
Middlesex, Massachusetts · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stafford |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 13
Middlesex-County, Massachusetts · implied b. ~1927 — 9 household members
| Surname | Stafford |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Arlington Town |
| 1935 Residence (County) | Middlesex |
| Highest Grade | No 6 |
| 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 William Stafford across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Stafford
Son · 1940 · age 13 · b. ~1927 · Massachusetts
★ You are viewing this record
Sibling
Ruth Stafford
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Stafford
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Stafford
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Stafford
Sibling · 1940 · age 13
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01601-00282)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernardino Spade | 55 | Head | Laborer | Italy |
| 2 | Katherine Spade | 53 | Wife | — | Italy |
| 3 | Virginia Spade | 23 | Daughter | — | Italy |
| 4 | Sludy Chestaro | 52 | Head | Caretaker | Italy |
| 5 | Mollie Chestaro | 45 | Wife | — | Rhode Island |
| 6 | Dolores Chestaro | 9 | Daughter | — | Massachusetts |
| 7 | Virginia Chestaro | 5 | Daughter | — | Massachusetts |
| 8 | Dennis J. Donovan | 74 | Head | — | Irish Free State |
| 9 | Elizabeth Donovan | 73 | Wife | — | Canada Eng |
| 10 | Marguerite Donovan | 29 | Daughter | Secretarial Work | Massachusetts |
| 11 | James J. Boyle | 66 | Head | — | No. Ireland |
| 12 | Margaret Boyle | 68 | Wife | — | No. Ireland |
| 13 | Miriam Boyle | 23 | Daughter | Saleswoman | Massachusetts |
| 14 | Joseph L. Belanger | 43 | Head | Sheetmetal Work | Massachusetts |
| 15 | Eva Belanger | 44 | Wife | Glove Repairer | Massachusetts |
| 16 | Eva Belanger | 16 | Daughter | — | Massachusetts |
| 17 | Evelyn Belanger | 14 | Daughter | — | Massachusetts |
| 18 | Robert Totten | 44 | Head | Insurance Agent | Massachusetts |
| 19 | Helen Totten | 44 | Wife | — | Massachusetts |
| 20 | Dorothy Totten | 17 | Daughter | — | Massachusetts |
| 21 | Roberta Totten | 16 | Daughter | — | Massachusetts |
| 22 | Robert Totten | 15 | Son | — | Massachusetts |
| 23 | Paul Totten | 7 | Son | — | Massachusetts |
| 24 | Katherine Mccarthy | 69 | Head | — | Irish Free State |
| 25 | Mary Mccarthy | 40 | Daughter | Tel. Operator | Massachusetts |
| 26 | John Mccarthy | 39 | Son | Laborer | Massachusetts |
| 27 | Fred J. Stafford | 45 | Head | Bookbinder | Massachusetts |
| 28 | Helen Stafford | 45 | Wife | — | Massachusetts |
| 29 | Ruth Stafford | 17 | Daughter | — | Massachusetts |
| 30 | Barbara Stafford | 16 | Daughter | — | Massachusetts |
| 31 | Katherine Stafford | 15 | Daughter | — | Massachusetts |
| 32 | William Stafford THIS PERSON | 13 | Son | — | Massachusetts |
| 33 | James Stafford | 13 | Son | — | Massachusetts |
| 34 | Edward Bulger | 21 | Nephew | Tree Surgeon | Massachusetts |
| 35 | John Bulger | 20 | Nephew | Helper-Truck | Massachusetts |
| 36 | David Lynch | 75 | Head | — | No. Ireland |
| 37 | Janet Lynch | 71 | Wife | — | Canada Fr |
| 38 | Elizabeth Lynch | 41 | Daughter | Cashier | Massachusetts |
| 39 | Edith Lynch | 34 | Daughter | Secretary | 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)