DS
Dorothy Sullivan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this Dorothy Sullivan across the 1910, 1920 and 1930 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Eugene & Frances — first a daughter (b.~1908), then head of a 3-person household.
Age 22
b. ~1908
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Norfolk, Massachusetts |
| Surname | Sullivan |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Brookline Town Pt Of |
| Est. Birth Year | ~1908 |
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 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Ellen Sullivan | Spouse | — | 60 | ~1870 |
| Thomas Sullivan | Head | — | 60 | ~1870 |
| Dorothy Sullivan | Daughter | — | 22 | ~1908 |
Census Appearances
1910
Norfolk, Massachusetts
Daughter, age 3
Norfolk, Massachusetts · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Norfolk, Massachusetts
Daughter, age 13
Norfolk, Massachusetts · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Norfolk, Massachusetts
Daughter, age 22
Norfolk, Massachusetts · implied b. ~1908 — 3 household members
| Surname | Sullivan |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Can Read/Write | Yes |
| 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 Dorothy Sullivan across 3 US Census years (1910, 1920 and 1930) in Norfolk, Massachusetts, using XGBoost record linkage. Identified parents: father Eugene Sullivan (~0.92 confidence) and father Frances Sullivan (~0.92 confidence) and father Thomas Sullivan (~0.92 confidence) and mother Ellen Sullivan (~0.92 confidence) and mother Ellen Sullivan (~0.92 confidence) and mother Susan Sullivan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Eugene Sullivan
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Frances Sullivan
b. ~1843
Source father
● Household
· direct · ~0.92
Father
Thomas Sullivan
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Ellen Sullivan
b. ~1841
Source mother
● Household
· direct · ~0.92
Mother
Ellen Sullivan
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Susan Sullivan
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Sullivan
Daughter · 1930 · age 22 · b. ~1908 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Norfolk, Massachusetts
Open full size
1930 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel933:0026)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Murphy Leslie | 21 | Daughter | — | Massachusetts |
| 52 | Patrick Maher | 65 | Head | Laborer | Irish Free State |
| 53 | Mary Maher | 63 | Wife | — | Irish Free State |
| 54 | Mary K. Maher | 22 | Daughter | Secretary | Massachusetts |
| 55 | Thomas Fay | 65 | Head | Foreman | Irish Free State |
| 56 | Katherine Fay | 57 | Wife | — | Irish Free State |
| 57 | Mary Fay | 18 | Daughter | — | Massachusetts |
| 58 | Thomas Jr. Fay | 15 | Son | — | Massachusetts |
| 59 | Thomas J. Sullivan | 60 | Head | Gardener | Massachusetts |
| 60 | Ellen Sullivan | 60 | Wife | — | New Hampshire |
| 61 | Dorothy Sullivan THIS PERSON | 22 | Daughter | — | Massachusetts |
| 62 | William Cabana | 24 | Head | Conductor | Massachusetts |
| 63 | Katherine Cabana | 25 | Wife | — | Massachusetts |
| 64 | Mary Cabana | 2 | Daughter | — | Massachusetts |
| 65 | Francis Cabana | 0 | Son | — | Massachusetts |
| 66 | James Britton | 35 | Head | Groundsman | Massachusetts |
| 67 | Ruth Britton | 31 | Wife | — | Massachusetts |
| 68 | James Britton | 3 | Son | — | Massachusetts |
| 69 | Joyce Britton | 1 | Daughter | — | Massachusetts |
| 70 | William J. Burke | 52 | Head | Contractor | Irish Free State |
| 71 | Annie Burke | 50 | Wife | — | Irish Free State |
| 72 | William Jr. Burke | 16 | Son | — | Massachusetts |
| 73 | Mary Burke | 10 | Daughter | — | Massachusetts |
| 74 | Rita Burke | 8 | Daughter | — | Massachusetts |
| 75 | Guerino Anguino | 29 | Head | Chauffeur | Massachusetts |
| 76 | Edith Anguino | 23 | Wife | — | Massachusetts |
| 77 | Leonard Anguino | 1 | Son | — | Massachusetts |
| 78 | Francis M. Mitchell | 36 | Head | Proprietor | Massachusetts |
| 79 | Mary Mitchell | 40 | Wife | — | Northern Ireland |
| 80 | Ralph Dane | 29 | Head | Chauffeur | Canada-English |
| 81 | Mary Dane | 25 | Wife | — | Irish Free State |
| 82 | Dorothy Dane | 12 | Daughter | — | Massachusetts |
| 83 | John Dane | 8 | Son | — | Massachusetts |
| 84 | Ralph Jr. Dane | 3 | Son | — | Massachusetts |
| 85 | James F. Davis | 34 | Head | Clerk | Canada-English |
| 86 | Evelyn F. Davis | 23 | Wife | — | Canada-English |
| 87 | Mary J. Davis | 5 | Daughter | — | Massachusetts |
| 88 | Hans J. Lyons | 27 | Head | Service Man | Massachusetts |
| 89 | Grace Lyons | 25 | Wife | — | Vermont |
| 90 | Hans Jr. Lyons | 4 | Son | — | Massachusetts |
| 91 | John G. Peabody | 41 | Head | Instructor | Massachusetts |
| 92 | Florence P. Peabody | 39 | Wife | — | Massachusetts |
| 93 | Elizabeth Peabody | 7 | Daughter | — | Massachusetts |
| 94 | Ruth Peabody | 5 | Daughter | — | Massachusetts |
| 95 | Constance Peabody | 5 | Daughter | — | Massachusetts |
| 96 | Jean G. Peabody | 1 | Daughter | — | Massachusetts |
| 97 | Ruth Knappe | 21 | Lodger | — | Maine |
| 98 | Lester G. Rundlett | 22 | Head | Proprietor | Maine |
| 99 | Anna B. Rundlett | 22 | Wife | — | Canada-English |
| 100 | Mildred Edwards | 30 | Step-Daughter | Clerk | Massachusetts |
Pedigree Summary
Dorothy
Gen 1 · 6 parents
~0.92
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)