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William Sheehan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Sheehan across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 5-person household.
Age 16
b. ~1924
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Sheehan |
| Given Name | William A. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winchester Town |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Winchester Town |
| Est. Birth Year | ~1924 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Sheehan | Daughter | — | 38 | ~1902 |
| Caroline Sheehan | Spouse | — | 47 | ~1893 |
| William Sheehan | Son | — | 16 | ~1924 |
| William Sheehan | Head | — | 63 | ~1877 |
| Mary Sheehan | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 5
Middlesex, Massachusetts · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sheehan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 16
Middlesex-County, Massachusetts · implied b. ~1924 — 5 household members
| Surname | Sheehan |
| Given Name | William A. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winchester Town |
| 1935 Residence (County) | Middlesex |
| Highest Grade | Hs 1 |
| 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 Sheehan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Sheehan
Son · 1940 · age 16 · b. ~1924 · Massachusetts
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Sibling
Evelyn Sheehan
Sibling · 1940 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Sheehan
Sibling · 1940 · age 9
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
40 people indexed on this census page (nara:1940:m-t0627-01622-00041)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leo Tracey | 17 | Son | — | Massachusetts |
| 2 | James Jr. Tracey | 16 | Son | — | Massachusetts |
| 3 | Robert Tracey | 14 | Son | — | Massachusetts |
| 4 | Richard Tracey | 7 | Son | — | Massachusetts |
| 5 | Oliver Hall | 47 | Head | Truck Driver | Kentucky |
| 6 | Eva A. Hall | 44 | Wife | — | Canada-French |
| 7 | Thomas Hall | 23 | Son | Cooper | Massachusetts |
| 8 | Thomas F. Mccormack | 58 | Head | — | Irish Free State |
| 9 | Mary Mccormack | 54 | Wife | — | Irish Free State |
| 10 | Frederick Mccormack | 21 | Son | Clerk | Massachusetts |
| 11 | Richard Mccormack | 18 | Son | Clerk | Massachusetts |
| 12 | Robert Mccormack | 16 | Son | — | Massachusetts |
| 13 | Rita Mccormack | 15 | Daughter | — | Massachusetts |
| 14 | Patrick Madden | 65 | Lodger | — | Irish Free State |
| 15 | August Manos | 50 | Lodger | Repairing | Greece |
| 16 | Albert Manos | 45 | Lodger | Repairing | Greece |
| 17 | Edward Fitzgerald | 69 | Head | Baggage Master | Irish Free State |
| 18 | Elizabeth Fitzgerald | 70 | Wife | — | Irish Free State |
| 19 | Elizabeth F. Fitzgerald | 38 | Daughter | Clerk | Massachusetts |
| 20 | Harold J. Fitzgerald | 34 | Son | Ticket Tender | Massachusetts |
| 21 | Alice H. Waterhouse | 50 | Head | Seamstress | Massachusetts |
| 22 | Georgina Brown | 68 | Head | — | Scotland |
| 23 | James H. Mclow | 63 | Lodger | Laborer | Canada-English |
| 24 | John Mclow | 35 | Lodger | Laborer | Massachusetts |
| 25 | John B. Murphy | 72 | Lodger | Laborer | Irish Free State |
| 26 | William Bailey | 61 | Lodger | Janitor | Massachusetts |
| 27 | Daniel Loughlin | 66 | Head | Stationary Fireman | Canada-English |
| 28 | Helen Loughlin | 30 | Daughter | — | Massachusetts |
| 29 | Joseph Beaton | 6 | Grandson | — | Massachusetts |
| 30 | James Rogers | 64 | Lodger | Stationary Fireman | Canada-English |
| 31 | Alice Skillings | 91 | Head | — | Maine |
| 32 | Maude G. Caldwell | 48 | Lodger | Registered Nurse | New Hampshire |
| 33 | Bertha Clement | 74 | Cook | Cook | Canada-English |
| 34 | Fenton J. Fitts | 59 | Head | Salesman | Canada-French |
| 35 | Laura M. Fitts | 53 | Wife | — | Massachusetts |
| 36 | William A. Sheehan | 63 | Head | Merchant | Massachusetts |
| 37 | Caroline J. Sheehan | 47 | Wife | — | Massachusetts |
| 38 | Evelyn R. Sheehan | 38 | Daughter | Teacher | Massachusetts |
| 39 | William A. Jr. Sheehan THIS PERSON | 16 | Son | — | Massachusetts |
| 40 | Mary J. Sheehan | 9 | Daughter | — | 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)