PS
Patrick Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Patrick Sullivan across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1867), then head of a 5-person household.
Age 73
b. ~1867
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Sullivan |
| Given Name | Patrick |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Malden City |
| Est. Birth Year | ~1867 |
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 Patrick | Age | Birth yr |
|---|---|---|---|---|
| Mary Sullivan | Daughter | — | 19 | ~1921 |
| Alice Sullivan | Daughter | — | 10 | ~1930 |
| Barbara Sullivan | Daughter | — | 14 | ~1926 |
| Patrick Sullivan | Head | — | 73 | ~1867 |
| Edith Sullivan | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Middlesex, Massachusetts
Head, age 53
Middlesex, Massachusetts · implied b. ~1867 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Patrick J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Superintendent |
| Industry | Sand & Gravel |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | illinois |
1930
Middlesex, Massachusetts
Head, age 64
Middlesex, Massachusetts · implied b. ~1866 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Patrick J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Weigher |
| Industry | Grand Cen. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Middlesex-County, Massachusetts
Head, age 73
Middlesex-County, Massachusetts · implied b. ~1867 — 5 household members
| Surname | Sullivan |
| Given Name | Patrick |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Patrick Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Patrick Sullivan
Head · 1940 · age 73 · b. ~1867 · Massachusetts
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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-t0627-01609-00480)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lila G. Cobb | 41 | Wife | — | Canada-English |
| 2 | James J. Mcqueeney | 50 | Head | — | Irish Free State |
| 3 | Catherine M. Mcqueeney | 72 | Sister | — | Massachusetts |
| 4 | Mary E. Mcqueeney | 70 | Sister | — | Massachusetts |
| 5 | Angelo A. Lombardi | 44 | Head | Custodian | Massachusetts |
| 6 | Ellen J. Lombardi | 44 | Wife | — | Massachusetts |
| 7 | Caroline C. Lombardi | 19 | Daughter | — | Massachusetts |
| 8 | Grace Lombardi | 16 | Daughter | — | Massachusetts |
| 9 | Mark A. Lombardi | 14 | Son | — | Massachusetts |
| 10 | William J. Lombardi | 11 | Son | — | Massachusetts |
| 11 | Geraldine A. Lombardi | 5 | Daughter | — | Massachusetts |
| 12 | Robert G. Dovall | 32 | Head | Stock-Clerk | Massachusetts |
| 13 | Carlyn A. Dovall | 34 | Wife | — | Massachusetts |
| 14 | Douglas F. Dovall | 5 | Son | — | Massachusetts |
| 15 | Richard J. Dovall | 2 | Son | — | Massachusetts |
| 16 | S. Joseph Mancher | 34 | Head | Chef | Massachusetts |
| 17 | Gertrude Mancher | 36 | Wife | — | Canada-English |
| 18 | Arnold Mancher | 5 | Son | — | Massachusetts |
| 19 | David Mancher | 3 | Son | — | Massachusetts |
| 20 | Nancy Newman | 5 | Lodger | — | Massachusetts |
| 21 | Otis R. Williamson | 66 | Head | Oiler | Massachusetts |
| 22 | Bessie Williamson | 59 | Wife | — | Canada-English |
| 23 | Otis R. Jr. Williamson | 14 | Son | — | Massachusetts |
| 24 | Ralph P. Williamson | 16 | Son | — | Massachusetts |
| 25 | Arthur F. Galloway | 62 | Head | Steamfitter | England |
| 26 | Laura A. Galloway | 61 | Wife | — | England |
| 27 | George H. Galloway | 18 | Son | New Worker | Massachusetts |
| 28 | Milton F. Smith | 21 | Lodger | Attendant | Canada-English |
| 29 | Patrick Sullivan THIS PERSON | 73 | Head | — | Illinois |
| 30 | Edith M. Sullivan | 60 | Wife | — | England |
| 31 | Mary I. Sullivan | 19 | Daughter | Typist | Massachusetts |
| 32 | Barbara A. Sullivan | 14 | Daughter | — | Massachusetts |
| 33 | Alice R. Sullivan | 10 | Daughter | — | Massachusetts |
| 34 | Frank G. Wendell | 43 | Head | Fireman | Pennsylvania |
| 35 | Helen E. Wendell | 41 | Wife | — | Massachusetts |
| 36 | Marie E. Wendell | 18 | Daughter | Pantry Girl | Massachusetts |
| 37 | Helen F. Wendell | 17 | Daughter | — | Massachusetts |
| 38 | Tena Wendell | 78 | Head | — | Belgium |
| 39 | Bertha Wendell | 43 | Daughter | — | Pennsylvania |
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)