CS
Charles Sullivan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Charles Sullivan across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Emily & Patrick — first a son (b.~1904), then head of a 6-person household.
Age 26
b. ~1904
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Sullivan |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Carpenter |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1904 |
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 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Irving Sullivan | Head | — | 37 | ~1893 |
| William Sullivan | Son | — | 11 | ~1919 |
| George Sullivan | Son | — | 20 | ~1910 |
| Charles Sullivan | Son | — | 26 | ~1904 |
| Thomas Sullivan | Son | — | 18 | ~1912 |
| Lillian Sullivan | Spouse | — | 36 | ~1894 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 7
Middlesex, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 17
Middlesex, Massachusetts · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Labourer |
| Industry | Rubber Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 26
Middlesex, Massachusetts · implied b. ~1904 — 6 household members
| Surname | Sullivan |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Charles Sullivan across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: mother Emily Sullivan (~0.92 confidence) and father Patrick Sullivan (~0.92 confidence) and mother Helen Sullivan (~0.92 confidence) and father John Sullivan (~0.92 confidence) and father Irving Sullivan (~0.60 confidence) and mother Lillian Sullivan (~0.60 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.81
Mother
Emily Sullivan
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
Patrick Sullivan
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Helen Sullivan
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
John Sullivan
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Irving Sullivan
b. ~1893
Source father
● Household
· direct · ~0.6
Mother
Lillian Sullivan
b. ~1894
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Charles Sullivan
Son · 1930 · age 26 · b. ~1904 · Massachusetts
★ You are viewing this record
Sibling
George Sullivan
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Sullivan
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Sullivan
Sibling · 1930 · age 11
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel927:0919)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harold B La Rose | 10 | Son | — | Massachusetts |
| 2 | Frank J Deschamps | 43 | Head | Electrician | Massachusetts |
| 3 | Ellen F Deschamps | 47 | Wife | — | Massachusetts |
| 4 | Virginia Deschamps | 11 | Daughter | — | Massachusetts |
| 5 | Ruth Deschamps | 9 | Daughter | — | Massachusetts |
| 6 | Bridget Johnson | 82 | Head-H | — | Irish Free State |
| 7 | Daniel Ahern | 37 | Head | Chauffeur | Irish Free State |
| 8 | Alice Ahern | 36 | Wife | — | Irish Free State |
| 9 | Cornelius Ahern | 6 | Son | — | Massachusetts |
| 10 | Daniel Jr Ahern | 4 | Son | — | Massachusetts |
| 11 | John Ahern | 3 | Son | — | Massachusetts |
| 12 | Alice Ahern | 1 | Daughter | — | Massachusetts |
| 13 | James Campbell | 51 | Head | Painter | Canada-English |
| 14 | Margaret Campbell | 55 | Wife | — | Canada-English |
| 15 | Roger Campbell | 32 | Head | Painter | Canada-English |
| 16 | Agnes Campbell | 26 | Wife | — | Massachusetts |
| 17 | Irving Sullivan | 37 | Head | Painter | Massachusetts |
| 18 | Lillian A Sullivan | 36 | Wife | — | Massachusetts |
| 19 | Charles Sullivan THIS PERSON | 26 | Son | Carpenter | Massachusetts |
| 20 | George Sullivan | 20 | Son | Chauffeur | Massachusetts |
| 21 | Thomas Sullivan | 18 | Son | Salesman | Massachusetts |
| 22 | William Sullivan | 11 | Son | — | Massachusetts |
| 23 | Martin A Campbell | 32 | Head | Carpenter | Canada-English |
| 24 | Mary E Campbell | 28 | Wife | — | Canada-English |
| 25 | Bertram Ross | 26 | Head | Carpenter | Newfoundland |
| 26 | Pearl Ross | 25 | Wife | — | Newfoundland |
| 27 | Dorothy Ross | 1 | Daughter | — | Massachusetts |
| 28 | Michael J Londen | 43 | Head | Motorman | Irish Free State |
| 29 | Anna A Londen | 43 | Wife | — | Irish Free State |
| 30 | Anna M Londen | 13 | Daughter | — | Massachusetts |
| 31 | Gerald J Londen | 10 | Son | — | Massachusetts |
| 32 | Edward Londen | 7 | Son | — | Massachusetts |
| 33 | Rita Londen | 7 | Daughter | — | Massachusetts |
| 34 | Kathleen Londen | 5 | Daughter | — | Massachusetts |
| 35 | Ernest Bonanno | 26 | Head | Painter | Italy |
| 36 | Rose Bonanno | 49 | Mother | — | Italy |
| 37 | Madeline Bonanno | 22 | Sister | Saleslady | Italy |
| 38 | Francis Bonanno | 10 | Son | — | Massachusetts |
| 39 | John J Lavey | 65 | Head | Inspector | Massachusetts |
| 40 | Katherine S Lavey | 65 | Wife | — | Massachusetts |
| 41 | John J Lavey | 36 | Son | Assistant Supt | Massachusetts |
| 42 | Charles E Lavey | 27 | Son | Cook | Massachusetts |
| 43 | Katherine C Lavey | 33 | Daughter | Stenographer | Massachusetts |
| 44 | Helena Toohey | 31 | Daughter | Inspector | Massachusetts |
| 45 | William Cotter | 36 | Son-in-law | Laborer | Massachusetts |
| 46 | Elizabeth Cotter | 36 | Daughter | Dipper | Massachusetts |
| 47 | Edward Cotter | 15 | Grandson | — | Massachusetts |
| 48 | William E Cotter | 14 | Grandson | — | Massachusetts |
| 49 | John Cotter | 9 | Grandson | — | Massachusetts |
| 50 | Lorraine Cotter | 11 | Granddaughter | — | Massachusetts |
Pedigree Summary
Charles + 3 siblings
Gen 1 · 6 parents
~0.81
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)