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Catherine Kelly — 1900 US Census Record
Model Tree available1900 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Catherine Kelly across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Mary & Michael — first a daughter (b.~1889), then head of a 7-person household.
Age 11
b. ~1889
Female
Daughter
Born: Massachusetts
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | Middlesex, Massachusetts |
| Surname | Kelly |
| Given Name | Catherine A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Nov |
| Birth Year | 1889 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | At school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | At School |
| Township / Ward | City Of Somerville |
| Est. Birth Year | ~1889 |
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.
7 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Catherine Kelly | Daughter | — | 11 | ~1889 |
| Alice Kelly | Daughter | — | 13 | ~1887 |
| Margaret Kelly | Daughter | — | 5 | ~1895 |
| Sarah Kelly | Daughter | — | 7 | ~1893 |
| Mary Kelly | Daughter | — | 15 | ~1885 |
| John Kelly | Son | — | 3 | ~1897 |
| Sarah Kelly | Spouse | — | 36 | ~1864 |
Census Appearances
1900
Middlesex, Massachusetts
Daughter, age 11
Middlesex, Massachusetts · implied b. ~1889 — 7 household members
| Surname | Kelly |
| Given Name | Catherine A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Nov |
| Birth Year | 1889 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | At school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Daughter, age 20
Middlesex, Massachusetts · implied b. ~1890 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Dipper |
| Industry | Candy factory |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
Daughter, age 31
Middlesex, Massachusetts · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Yes |
| Industry | Yes |
| Can Read | Massachusetts |
| 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 Catherine Kelly across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: mother Mary Rohan (~0.92 confidence) and father Michael Kelley (~0.92 confidence) and mother Julia Kelley (~0.92 confidence) and mother Sarah Kelly (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Rohan
b. ~1852
Source mother
● Household
· direct · ~0.92
Father
Michael Kelley
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Julia Kelley
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Sarah Kelly
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Kelly
Daughter · 1900 · age 11 · b. ~1889 · Massachusetts
★ You are viewing this record
Sibling
Mary Kelly
Sibling · 1900 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Kelly
Sibling · 1900 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Kelly
Sibling · 1900 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Kelly
Sibling · 1900 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kelly
Sibling · 1900 · age 3
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
1900 US Federal Census — Middlesex, Massachusetts
Open full size
1900 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu665unit:0309)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Sarah A. Kelly | 35 | Wife | — | Massachusetts |
| 52 | Mary E. Kelly | 14 | Daughter | At School | Massachusetts |
| 53 | Alice G. Kelly | 12 | Daughter | At School | Massachusetts |
| 54 | Catherine A. Kelly THIS PERSON | 10 | Daughter | At School | Massachusetts |
| 55 | Sarah J. Kelly | 6 | Daughter | At School | Massachusetts |
| 56 | Margaret Kelly | 4 | Daughter | — | Massachusetts |
| 57 | John J. Kelly | 2 | Son | — | Massachusetts |
| 58 | Stephen Cunningham | 55 | Head | — | Ireland |
| 59 | Catherine Cunningham | 47 | Wife | — | Massachusetts |
| 60 | Catherine Cunningham | 17 | Daughter | — | Massachusetts |
| 61 | Elizabeth Cunningham | 13 | Daughter | At School | Massachusetts |
| 62 | Simon Apel | 47 | Head | Sugar Refiner | Germany |
| 63 | Emma Apel | 48 | Wife | — | Germany |
| 64 | Annie Kittowski | 23 | Boarder | — | Germany |
| 65 | Carl Wolf | 16 | Son | Tobacco Stripper | Massachusetts |
| 66 | Ernestine Wolf | 19 | Daughter | At School | Massachusetts |
| 67 | Agnes Wolf | 6 | Daughter | — | Massachusetts |
| 68 | Annie Kittowski | 29 | Boarder | Cook | Germany |
| 69 | Albert Apel | 8 | Grandson | — | Massachusetts |
| 70 | Francis Apel | 3 | Grandson | — | Massachusetts |
| 71 | William Daphne | 55 | Head | — | Ireland |
| 72 | Julia Daphne | 54 | Wife | — | Ireland |
| 73 | Patrick Healy | 38 | Head | Day Laborer | Ireland |
| 74 | Mary Healy | 37 | Wife | — | Ireland |
| 75 | David Healy | 15 | Son | — | Massachusetts |
| 76 | Annie Healy | 12 | Daughter | — | Massachusetts |
| 77 | Patrick Healy | 11 | Son | — | Massachusetts |
| 78 | Teresa Healy | 4 | Daughter | — | Massachusetts |
| 79 | Andrew Drake | 40 | Head | Day Laborer | Ireland |
| 80 | Catherine Drake | 35 | Wife | — | Ireland |
| 81 | Catherine Drake | 8 | Daughter | — | Massachusetts |
| 82 | Mary A. Drake | 5 | Daughter | — | Massachusetts |
| 83 | John Drake | 2 | Son | — | Massachusetts |
| 84 | Nora Drake | 1 | Daughter | — | Massachusetts |
| 85 | Samuel Field | 27 | Head | Painter (House) | Ireland |
| 86 | Margaret Field | 26 | Wife | — | Ireland |
| 87 | John Field | 4 | Son | — | Massachusetts |
| 88 | Ella Field | 1 | Daughter | — | Massachusetts |
| 89 | Cornelius Lynch | 27 | Head | Day Laborer | Ireland |
| 90 | Annie Lynch | 27 | Wife | — | Ireland |
| 91 | John Lynch | 2 | Son | — | Massachusetts |
| 92 | Timothy Crowley | 30 | Head | House Painter | Massachusetts |
| 93 | Catherine Crowley | 29 | Wife | — | Ireland |
| 94 | Mary E. Crowley | 8 | Daughter | At School | Massachusetts |
| 95 | Frederick Crowley | 4 | Son | — | Massachusetts |
| 96 | Jeremiah Healy | 37 | Head | Day Laborer | Ireland |
| 97 | Mary A. Healy | 38 | Wife | — | Ireland |
| 98 | Michael Scanlon | 27 | Head | Day Laborer | Ireland |
| 99 | Laura Scanlon | 26 | Wife | — | Ireland |
| 100 | Alice Scanlon | 1 | Daughter | — | Massachusetts |
Related Census Records
Pedigree Summary
Catherine + 5 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)