TS
Timothy Sullivan — 1920 US Census Record
Model Tree available1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Timothy Sullivan across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Timothy & Ellen — first a son (b.~1895), then head of a 5-person household.
Age 25
b. ~1895
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Sullivan |
| Given Name | Timothy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | Laborer |
| Industry | Factory Bldg |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Cambridge |
| Est. Birth Year | ~1895 |
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 1920 census.
| Name | Relation to head | Relative to Timothy | Age | Birth yr |
|---|---|---|---|---|
| Mary Sullivan | Daughter | — | 21 | ~1899 |
| Mary Sullivan | Head | — | 47 | ~1873 |
| Annie Riley | Other | — | 17 | ~1903 |
| Rose Riley | Other | — | 19 | ~1901 |
| Timothy Sullivan | Son | — | 25 | ~1895 |
Census Appearances
1900
Middlesex, Massachusetts
Son, age 6
Middlesex, Massachusetts · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Timothy D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Dec |
| Birth Year | 1894 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Son, age 15
Middlesex, Massachusetts · implied b. ~1895 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Timothy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Packing house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 25
Middlesex, Massachusetts · implied b. ~1895 — 5 household members
| Surname | Sullivan |
| Given Name | Timothy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Michigan |
| Occupation | Laborer |
| Industry | Factory Bldg |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Timothy Sullivan across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Timothy Sullivan (~0.92 confidence) and mother Ellen Sullivan (~0.92 confidence) and mother Catherine Sullivan (~0.92 confidence) and father Mark 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
Timothy Sullivan
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Ellen Sullivan
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Catherine Sullivan
b. ~1868
Source mother
● Household
· direct · ~0.92
Father
Mark Sullivan
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Mary Sullivan
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Timothy Sullivan
Son · 1920 · age 25 · b. ~1895 · Massachusetts
★ You are viewing this record
Sibling
Mary Sullivan
Sibling · 1920 · age 21
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
1920 US Federal Census — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu707unit:0525)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Charles H Anderson | 65 | Head | Porter | S Carolina |
| 52 | Eliza Anderson | 49 | Wife | — | Virginia |
| 53 | Alphonse A Benoit | 42 | Head | Carpenter | Canada |
| 54 | Bernice G Benoit | 39 | Wife | — | Canada |
| 55 | Ernest Benoit | 13 | Son | — | Massachusetts |
| 56 | Beatrice Benoit | 8 | Daughter | — | Massachusetts |
| 57 | Cecil Benoit | 7 | Daughter | — | Massachusetts |
| 58 | Jennie Benoit | 1 | Daughter | — | Massachusetts |
| 59 | Irma Tompkins | 45 | Sister-in-law | Dressmaker | Canada |
| 60 | William Poulin | 54 | Head | Laborer | Canada |
| 61 | Adelaide Poulin | 52 | Wife | — | Canada |
| 62 | Marie J Poulin | 25 | Daughter | Laborer | Canada |
| 63 | Oswald Poulin | 28 | Son | Fireman | Canada |
| 64 | Marcelle Poulin | 35 | Son-in-law | Laborer | Canada |
| 65 | Evelyn Poulin | 6 | niece | — | Massachusetts |
| 66 | Leona Poulin | 5 | niece | — | Massachusetts |
| 67 | Lauretta Poulin | 3 | niece | — | Massachusetts |
| 68 | Yvonne Poulin | 2 | niece | — | Massachusetts |
| 69 | Peter Thiel | 74 | Head | Laborer | Canada |
| 70 | Margaret Thiel | 71 | Wife | — | Canada |
| 71 | Lillian Thiel | 32 | Daughter | Laborer | Massachusetts |
| 72 | Walter Thiel | 30 | Son | Laborer | Massachusetts |
| 73 | John Antis | 39 | Head | Laborer | Italy |
| 74 | Bessie Antis | 39 | Wife | — | Italy |
| 75 | Lena Antis | 11 | Daughter | — | Massachusetts |
| 76 | Francis Antis | 4 | Daughter | — | New Hampshire |
| 77 | Antonio Torelli | 33 | Head | Laborer | Italy |
| 78 | Anna Torelli | 24 | Wife | — | Italy |
| 79 | Rosella Torelli | 3 | Daughter | — | Massachusetts |
| 80 | Francis Torelli | 1 | Son | — | Massachusetts |
| 81 | Mary A Sullivan | 47 | Head | — | Michigan |
| 82 | Timothy Sullivan THIS PERSON | 25 | Son | Laborer | Massachusetts |
| 83 | Mary E Sullivan | 21 | Daughter | Teacher | Massachusetts |
| 84 | Rose T Riley | 19 | niece | Laborer | Massachusetts |
| 85 | Annie F Riley | 17 | niece | Laborer | Massachusetts |
| 86 | Helios Gautreau | 49 | Head | Laborer | Canada |
| 87 | Melina Gautreau | 36 | Wife | — | Maine |
| 88 | Evangeline Gautreau | 12 | Daughter | — | Massachusetts |
| 89 | Florence Gautreau | 11 | Daughter | — | Massachusetts |
| 90 | Melina Gautreau | 9 | Daughter | — | Massachusetts |
| 91 | Pauline Gautreau | 8 | Daughter | — | Massachusetts |
| 92 | Eugene Gautreau | 6 | Son | — | Massachusetts |
| 93 | Arthur Gautreau | 3 | Son | — | Massachusetts |
| 94 | William Torelli | 36 | Head | Machinist | Massachusetts |
| 95 | Beatrice Torelli | 38 | Wife | — | Canada |
| 96 | Philip Torelli | 15 | Son | Laborer | Massachusetts |
| 97 | Henry Torelli | 14 | Son | — | Massachusetts |
| 98 | William Torelli | 12 | Son | — | Massachusetts |
| 99 | Emile Torelli | 10 | Son | — | Massachusetts |
| 100 | Marie Torelli | 9 | Daughter | — | Massachusetts |
Related Census Records
Pedigree Summary
Timothy + 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 1920 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)