NS
Nellie Sullivan — 1920 US Census Record
Model Tree available1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Nellie Sullivan across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Mary & Anne — first a daughter (b.~1883), then head of a 4-person household.
Age 37
b. ~1883
Female
Daughter
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Sullivan |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Spinner |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Spinner |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1883 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Nellie | Age | Birth yr |
|---|---|---|---|---|
| Cornelius Sullivan | Other | — | 30 | ~1890 |
| Mary Sullivan | Head | — | 53 | ~1867 |
| Annie Sullivan | Daughter | — | 40 | ~1880 |
| Nellie Sullivan | Daughter | — | 37 | ~1883 |
Census Appearances
1900
Middlesex, Massachusetts
Daughter, age 17
Middlesex, Massachusetts · implied b. ~1883 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Mar |
| Birth Year | 1883 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Mender Hosiery |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Daughter, age 26
Middlesex, Massachusetts · implied b. ~1884 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Spinner |
| Industry | Cotton Mill |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 37
Middlesex, Massachusetts · implied b. ~1883 — 4 household members
| Surname | Sullivan |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Spinner |
| Industry | Woolen Mill |
| 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 Nellie Sullivan across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: mother Mary Sullivan (~0.92 confidence) and mother Anne Sullivan (~0.92 confidence) and mother Mary Sullivan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Sullivan
b. ~1855
Source mother
● Household
· direct · ~0.92
Mother
Anne Sullivan
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Mary Sullivan
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Nellie Sullivan
Daughter · 1920 · age 37 · b. ~1883 · Massachusetts
★ You are viewing this record
Sibling
Annie Sullivan
Sibling · 1920 · age 40
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:1920:14thcensusofpopu711unit:0222)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Frank Hall | 42 | Head | Teamster | Vermont |
| 52 | James Hall | 44 | Wife | — | New Hampshire |
| 53 | Mary Hall | 69 | Mother | — | Maine |
| 54 | John Hall | 38 | Brother | Teamster | Vermont |
| 55 | Daniel Hall | 21 | Son | Clerk | Massachusetts |
| 56 | Frank Hall | 18 | Son | Clerk | Massachusetts |
| 57 | Katherine Hall | 15 | Daughter | — | Massachusetts |
| 58 | John Dalton | 54 | Head | Weaver | Ireland |
| 59 | Mary Dalton | 52 | Wife | Spinner | Ireland |
| 60 | Hans Langley | 34 | Head | Buffer | Maine |
| 61 | Nellie Langley | 32 | Daughter|Wife | — | Massachusetts |
| 62 | Charles Langley | 12 | Son | — | Massachusetts |
| 63 | Lillian Langley | 11 | Daughter | — | Massachusetts |
| 64 | Alice Langley | 8 | Daughter | — | Massachusetts |
| 65 | William Langley | 4 | Son | — | Massachusetts |
| 66 | Blanche Chatonnet | 60 | Mother-in-law | Laborer | Canada |
| 67 | Peter Teffas | 30 | Head | Laborer | Greece |
| 68 | Annie Teffas | 23 | Wife | — | Greece |
| 69 | Edward Teffas | 6 | Son | — | Massachusetts |
| 70 | Christine Teffas | 5 | Daughter | — | Massachusetts |
| 71 | James Teffas | 3 | Son | — | Massachusetts |
| 72 | Michael Santry | 39 | Head | Spinner | Ireland |
| 73 | Kate Santry | 37 | Wife | — | Ireland |
| 74 | Sadie Santry | 13 | Daughter | — | Massachusetts |
| 75 | Daniel Santry | 11 | Son | — | Massachusetts |
| 76 | Mary Santry | 8 | Daughter | — | Massachusetts |
| 77 | Katherine Santry | 5 | Daughter | — | Massachusetts |
| 78 | Annie Malo | 42 | Head | Dressmaker | New Brunswick |
| 79 | Mary Sullivan | 53 | Head | Spinner | Massachusetts |
| 80 | Annie Sullivan | 40 | Daughter | Spinner | Massachusetts |
| 81 | Nellie Sullivan THIS PERSON | 37 | Daughter | Spinner | Massachusetts |
| 82 | Cornelius Sullivan | 30 | Brother | Clerk | Massachusetts |
| 83 | James Mills | 58 | Head | Laborer | Ireland |
| 84 | Margaret Mills | 60 | Wife | — | Ireland |
| 85 | Cecelia Mills | 21 | Daughter | Spinner | Massachusetts |
| 86 | Elizabeth Kane | 51 | Head | Attendant | Ireland |
| 87 | Mary Kane | 19 | Daughter | Mender | Massachusetts |
| 88 | Peter Kane | 18 | Son | — | Massachusetts |
| 89 | Joseph Kane | 16 | Son | — | Massachusetts |
| 90 | William Kane | 12 | Son | — | Massachusetts |
| 91 | Alice Kane | 11 | Daughter | — | Massachusetts |
| 92 | Fred Kane | 6 | Son | — | Massachusetts |
| 93 | John Mcdermott | 53 | Head | Laborer | Ireland |
| 94 | Mary Mcdermott | 49 | Wife | Lather Hand | Ireland |
| 95 | John Mcdermott | 22 | Son | Laborer | Massachusetts |
| 96 | Elizabeth Mcdermott | 20 | Daughter | Floor Girl|Floor Hand | Massachusetts |
| 97 | Daniel Mcdermott | 19 | Son | Laborer | Massachusetts |
| 98 | Annie Mcdermott | 18 | Daughter | Spinner | Massachusetts |
| 99 | Nellie Mcdermott | 17 | Daughter | — | Massachusetts |
| 100 | Edward Mcdermott | 15 | Son | — | Massachusetts |
Pedigree Summary
Nellie + 1 sibling
Gen 1 · 3 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)