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William Hayes — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this William Hayes across the 1910, 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Bridget & Michael — first a head (b.~1891), then head of a 3-person household.
Age 49
b. ~1891
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Hayes |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Caster |
| Industry | Shoe |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 496 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Caster |
| Township / Ward | Haverhill City |
| Est. Birth Year | ~1891 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Hayes | Head | — | 49 | ~1891 |
| Edward Hayes | Son | — | 26 | ~1914 |
| Florence Hayes | Spouse | — | 49 | ~1891 |
Census Appearances
1910
Essex, Massachusetts
Son, age 18
Essex, Massachusetts · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ire English |
| Mother's Birthplace | Ire English |
| Occupation | Plumber |
| Industry | Plumbing Shop |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Essex, Massachusetts
Son, age 27
Essex, Massachusetts · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | William J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Occupation | plumber |
| Industry | plumbing company |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Other, age 38
Essex, Massachusetts · implied b. ~1892 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | William |
| Relationship to Head | Plumbing Co |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 27 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Occupation | Plumber |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Veteran | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Head, age 49
Essex-County, Massachusetts · implied b. ~1891 — 3 household members
| Surname | Hayes |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill City |
| 1935 Residence (County) | Essex |
| Occupation | Caster |
| Industry | Shoe |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 496 |
| 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 Hayes across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Bridget Hayes (~0.92 confidence) and father Michael Hayes (~0.92 confidence) and mother Catherine Hayes (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Bridget Hayes
b. ~1859
Source mother
● Household
· direct · ~0.92
Father
Michael Hayes
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Catherine Hayes
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hayes
Head · 1940 · age 49 · b. ~1891 · 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01581-00270)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eliza Donald | 65 | Head | — | Canada |
| 2 | Leo Donald | 33 | Son | Truck Helper | Massachusetts |
| 3 | John Donald | 18 | Son | — | Massachusetts |
| 4 | Mildred Loatman | 50 | Head | — | Massachusetts |
| 5 | Lot Vacant | None | — | — | — |
| 6 | William Mowrey | 54 | Head | Shoer | Massachusetts |
| 7 | Melvina Mowrey | 51 | Wife | — | Canada |
| 8 | Louise Mowrey | 27 | Daughter | — | Massachusetts |
| 9 | Charles Mowrey | 18 | Son | App. Sharpener | Massachusetts |
| 10 | Jeanne Mowrey | 16 | Daughter | — | Massachusetts |
| 11 | Shirley Mowrey | 10 | Daughter | — | Massachusetts |
| 12 | Paul Mowrey | 3 | Son | — | Massachusetts |
| 13 | William Hayes THIS PERSON | 49 | Head | Caster | Massachusetts |
| 14 | Florence Hayes | 49 | Wife | Stitcher | Massachusetts |
| 15 | Edward Hayes | 26 | Son | Hammer Man | Massachusetts |
| 16 | Amelia Bourakis | 40 | Head | — | Greece |
| 17 | Gregory Bourakis | 20 | Son | Waiter | Massachusetts |
| 18 | Harriet Bourakis | 17 | Daughter | — | Massachusetts |
| 19 | Irene Bourakis | 16 | Daughter | — | Massachusetts |
| 20 | Emanuel Bourakis | 13 | Son | — | Massachusetts |
| 21 | Mary Bourakis | 6 | Daughter | — | Massachusetts |
| 22 | — | None | — | — | — |
| 23 | — | None | — | — | — |
| 24 | — | None | — | — | — |
| 25 | — | None | — | — | — |
| 26 | Arthur Flag | 28 | Head | Laborer | Massachusetts |
| 27 | Harriet Flag | 27 | Wife | — | Massachusetts |
| 28 | Arthur Flag | 5 | Son | — | Massachusetts |
| 29 | Carol Flag | 4 | Daughter | — | Massachusetts |
| 30 | Miltiades Pragiotes | 48 | Head | Treer | Greece |
| 31 | Angela Pragiotes | 39 | Wife | Stitcher | Greece |
| 32 | Stella Pragiotes | 19 | Daughter | — | Massachusetts |
| 33 | Liki Pragiotes | 16 | Daughter | — | Massachusetts |
| 34 | Michael Pragiotes | 13 | Son | — | Massachusetts |
| 35 | Wendell Cushing | 30 | Head | Service Man | Massachusetts |
| 36 | Elizabeth Cushing | 25 | Wife | — | Massachusetts |
| 37 | Joan Cushing | 5 | Daughter | — | Massachusetts |
| 38 | Donald Cushing | 1 | Son | — | Massachusetts |
| 39 | John Irving | 24 | Head | Line Puller | Massachusetts |
| 40 | Francis Irving | 40 | Wife | — | Nova Scotia |
Related Census Records
Pedigree Summary
William
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)