ES
Edward Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Edward Sullivan across the 1910, 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Michael & Annie — first a head (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Sullivan |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Laborer |
| Industry | Sewage Project |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 625 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Cambridge |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| Edward Sullivan | Head | — | 29 | ~1911 |
| Cornelius Sullivan | Other | — | 56 | ~1884 |
| Edward Sullivan | Son | — | 6 | ~1934 |
| Warren Sullivan | Son | — | 2 | ~1938 |
| Richard Sullivan | Son | — | 5 | ~1935 |
| Dorothy Sullivan | Spouse | — | 27 | ~1913 |
Census Appearances
1910
Worcester, Massachusetts
Son, age
Worcester, Massachusetts · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Worcester, Massachusetts
Son, age 10
Worcester, Massachusetts · implied b. ~1910 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 21
Middlesex, Massachusetts · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 29
Middlesex-County, Massachusetts · implied b. ~1911 — 6 household members
| Surname | Sullivan |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Occupation | Laborer |
| Industry | Sewage Project |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 625 |
| Highest Grade | No 7 |
| 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 Edward Sullivan across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Michael Sullivan (~0.92 confidence) and mother Annie Sullivan (~0.92 confidence) and mother Catherine Sullivan (~0.92 confidence) and father Bartholomew Sullivan (~0.92 confidence) and mother Katherine Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Sullivan
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Annie Sullivan
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Catherine Sullivan
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Bartholomew Sullivan
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Katherine Sullivan
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Sullivan
Head · 1940 · age 29 · b. ~1911 · 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 — 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-t0627-01683-00367)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Platukis | 18 | Step-son | Stitcher | Rhode Island |
| 2 | Melvin Towchik | 52 | Head | Stitcher | Lithuania |
| 3 | Charles Towchik | 28 | Son | Laborer | Massachusetts |
| 4 | Veronica Towchik | 22 | Daughter | Waitress | Massachusetts |
| 5 | Helen Towchik | 18 | Daughter | Canvasser | Massachusetts |
| 6 | Arthur Rowland | 51 | Head | Laborer | Massachusetts |
| 7 | Catherine Rowland | 28 | Daughter | Stitcher | Massachusetts |
| 8 | Edward Rowland | 24 | Son | Laborer | Massachusetts |
| 9 | Francis Rowland | 21 | Son | Laborer | Massachusetts |
| 10 | Harold Rowland | 18 | Son | Laborer | Massachusetts |
| 11 | Lillian Rowland | 15 | Daughter | — | Massachusetts |
| 12 | Frederick Rowland | 12 | Son | — | Massachusetts |
| 13 | Richard Rowland | 7 | Son | — | Massachusetts |
| 14 | Edward Sullivan THIS PERSON | 29 | Head | Laborer | Massachusetts |
| 15 | Dorothy Sullivan | 27 | Wife | — | Massachusetts |
| 16 | Edward Sullivan | 6 | Son | — | Massachusetts |
| 17 | Richard Sullivan | 5 | Son | — | Massachusetts |
| 18 | Warren Sullivan | 2 | Son | — | Massachusetts |
| 19 | Cornelius Sullivan | 56 | Father | Machinist | Massachusetts |
| 20 | Joseph Carvalho | 38 | Head | Finisher | Portugal |
| 21 | Annie Carvalho | 37 | Wife | Stitcher | Portugal |
| 22 | Joseph Carvalho | 12 | Son | — | Massachusetts |
| 23 | Doris Carvalho | 8 | Daughter | — | Massachusetts |
| 24 | August Mello | 45 | Head | Machinist Helper | Portugal |
| 25 | Mary Mello | 43 | Wife | — | Massachusetts |
| 26 | Alice Mello | 15 | Daughter | — | Massachusetts |
| 27 | Edward Mello | 12 | Son | — | Massachusetts |
| 28 | Mary Travers | 53 | Head | — | Portugal |
| 29 | George Travers | 24 | Son | Truck Helper | Massachusetts |
| 30 | Mattie Mello | 27 | Daughter | Stitcher | Portugal |
| 31 | Manuel Sousa | 34 | Head | Counterman | Portugal |
| 32 | Ida Sousa | 21 | Wife | — | Massachusetts |
| 33 | Natalie Sousa | 7 | Daughter | — | Massachusetts |
| 34 | Antonio Rodrigues | 55 | Head | Fitter | Portugal |
| 35 | Mary Rodrigues | 50 | Wife | — | Portugal |
| 36 | Anna Rodrigues | 21 | Daughter | Stitcher | Massachusetts |
| 37 | Edward Rodrigues | 27 | Son | Salesman | Massachusetts |
| 38 | John Adidonis | 43 | Head | Cropper | Lithuania |
| 39 | Tofila Adidonis | 43 | Wife | — | Lithuania |
| 40 | John Adidonis | 13 | Son | — | Massachusetts |
Pedigree Summary
Edward
Gen 1 · 5 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)