RS
Ruth Sullivan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Ruth Sullivan across the 1910, 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed), with identified parents James & James — first a daughter (b.~1903), then head of a 5-person household.
Age 27
b. ~1903
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Sullivan |
| Given Name | Ruth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Stationery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Stenographer |
| Township / Ward | Dorchester |
| Est. Birth Year | ~1903 |
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 1930 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Anna Donovan | Other | — | 34 | ~1896 |
| Mary Sullivan | Other | — | 52 | ~1878 |
| James Sullivan | Head | — | 55 | ~1875 |
| James Sullivan | Son | — | 25 | ~1905 |
| Ruth Sullivan | Daughter | — | 27 | ~1903 |
Census Appearances
1910
Suffolk, Massachusetts
Daughter, age 7
Suffolk, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Ruth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Daughter, age 17
Suffolk, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Ruth M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 27
Suffolk, Massachusetts · implied b. ~1903 — 5 household members
| Surname | Sullivan |
| Given Name | Ruth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Stenographer |
| Industry | Stationery |
| Class of Worker | W |
| 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 Ruth Sullivan across 3 US Census years (1910, 1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage. Identified parents: father James Sullivan (~0.92 confidence) and father James Sullivan (~0.92 confidence) and father William Sullivan (~0.92 confidence) and mother Hannah Sullivan (~0.92 confidence) and mother Mary Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Sullivan
b. ~1875
Source father
● Household
· direct · ~0.92
Father
James Sullivan
b. ~1875
Source father
● Household
· direct · ~0.92
Father
William Sullivan
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Hannah Sullivan
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Mary Sullivan
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Sullivan
Daughter · 1930 · age 27 · b. ~1903 · Massachusetts
★ You are viewing this record
Sibling
James Sullivan
Sibling · 1930 · age 25
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 — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel951:0366)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Charles H. Burgess | 72 | Head | Retired | Massachusetts |
| 52 | Addie M. Burgess | 65 | Wife-H | — | Maine |
| 53 | Patrick Lynch | 62 | Head | Water Tender | Irish Free State |
| 54 | Nora Lynch | 55 | Wife-H | — | Irish Free State |
| 55 | Harold J. Lynch | 26 | Son | Reporter | Massachusetts |
| 56 | Nora Lynch | 23 | Daughter | Clerk | Massachusetts |
| 57 | Maurice P. Lynch | 21 | Son | Electrician | Massachusetts |
| 58 | Mary Lynch | 18 | Daughter | — | Massachusetts |
| 59 | John B. Bullock | 64 | Head | Builder | Canada-English |
| 60 | Mary A. Bullock | 62 | Wife-H | — | Canada-English |
| 61 | Mary H. Bullock | 30 | Daughter | Clerk | Canada-English |
| 62 | Alice M. Bullock | 24 | Daughter | Clerk | Canada-English |
| 63 | Daniel J. Mccarthy | 33 | Lodger | Clerk | Massachusetts |
| 64 | William R. Kemper | 40 | Head | Inspector | England |
| 65 | Lila G. Kemper | 39 | Wife-H | — | Massachusetts |
| 66 | George S. Donovan | 59 | Head | Machinist | Massachusetts |
| 67 | Ella F. Donovan | 58 | Wife-H | — | Massachusetts |
| 68 | Frederick G. Donovan | 31 | Son | Collector | Massachusetts |
| 69 | Gilbert Patterson | 51 | Head | Assistant Buyer | Canada-English |
| 70 | Margaret Patterson | 50 | Wife-H | — | Canada-English |
| 71 | John Mulholland | 45 | Lodger | Janitor | Massachusetts |
| 72 | Agnes Ross | 55 | Lodger | Chambermaid | Pennsylvania |
| 73 | James J. Sullivan | 55 | Head | Plumber | Massachusetts |
| 74 | Mary G. Sullivan | 52 | Wife-H | — | Massachusetts |
| 75 | Ruth M. Sullivan THIS PERSON | 27 | Daughter | Stenographer | Massachusetts |
| 76 | James J. Sullivan | 25 | Son | Clerk | Massachusetts |
| 77 | Anna M. Donovan | 34 | Aunt | — | Massachusetts |
| 78 | Anna Reilly | 45 | Head-H | Coat Maker | Massachusetts |
| 79 | Katherine Reilly | 40 | Sister | Buyer | Massachusetts |
| 80 | Catherine Liston | 74 | Head-H | — | Irish Free State |
| 81 | Alice Liston | 39 | Daughter | Buyer | Massachusetts |
| 82 | Margaret Liston | 38 | Daughter | Bookkeeper | Massachusetts |
| 83 | Robert Robinson | 50 | Head | Engineer | Massachusetts |
| 84 | Anna Robinson | 40 | Wife-H | — | Massachusetts |
| 85 | Georgia G. Malone | 49 | Head-H | — | Canada-English |
| 86 | Helen Malone | 25 | Daughter | Operator | Florida |
| 87 | William Malone | 14 | Son | — | Massachusetts |
| 88 | Jane S. Brigham | 83 | Mother | — | Canada-English |
| 89 | Michael Sullivan | 55 | Head | Fireman | Irish Free State |
| 90 | Catherine Sullivan | 59 | Wife-H | — | Irish Free State |
| 91 | Mary Sullivan | 26 | Daughter | Stenographer | Massachusetts |
| 92 | John Sullivan | 24 | Son | Bookkeeper | Massachusetts |
| 93 | Catherine Berrigan | 14 | Niece | — | New York |
| 94 | Mary Griffin | 53 | Head-H | Music Teacher | Irish Free State |
| 95 | John J. Mellon | 54 | Head | Salesman | Massachusetts |
| 96 | Helen G. Mellon | 51 | Wife-H | — | Massachusetts |
| 97 | Margaret M. Kennedy | 40 | Sister-in-law | — | Massachusetts |
| 98 | Albert Harrington | 50 | Head | Proof Reader | Massachusetts |
| 99 | Mary Harrington | 40 | Wife-H | — | Massachusetts |
| 100 | Lucy G. Herrick | 39 | Sister-in-law | Saleswoman | Massachusetts |
Pedigree Summary
Ruth + 1 sibling
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 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)