FK
Frank Kelly — 1900 US Census Record
Model Tree available1900 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Frank Kelly across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Bridget & James — first a son (b.~1893), then head of a 6-person household.
Age 7
b. ~1893
Male
Son
Born: Massachusetts
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | Middlesex, Massachusetts |
| Surname | Kelly |
| Given Name | Frank L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | May |
| Birth Year | 1893 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | School |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | School |
| Township / Ward | Waltham City |
| Est. Birth Year | ~1893 |
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.
6 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Alice Kelly | Daughter | — | 8 | ~1892 |
| Marion Kelly | Daughter | — | 4 | ~1896 |
| Daniel Kelly | Head | — | 38 | ~1862 |
| Maud Posey | Other | — | 16 | ~1884 |
| Frank Kelly | Son | — | 7 | ~1893 |
| Katherine Kelly | Spouse | — | 33 | ~1867 |
Census Appearances
1900
Middlesex, Massachusetts
Son, age 7
Middlesex, Massachusetts · implied b. ~1893 — 6 household members
| Surname | Kelly |
| Given Name | Frank L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | May |
| Birth Year | 1893 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | School |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Son, age 16
Middlesex, Massachusetts · implied b. ~1894 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Frank W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Laborer |
| Industry | Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
Son, age 27
Middlesex, Massachusetts · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Frank |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | auto painter |
| Industry | auto paint shop |
| 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 Frank Kelly across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: mother Bridget Kelley (~0.92 confidence) and father James Kelley (~0.92 confidence) and father Daniel Kelly (~0.92 confidence) and mother Katherine Kelly (~0.92 confidence) and father Fred Kelley (~0.92 confidence) and mother Lucia Kelley (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Bridget Kelley
b. ~1861
Source mother
● Household
· direct · ~0.92
Father
James Kelley
b. ~1861
Source father
● Household
· direct · ~0.92
Father
Daniel Kelly
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Katherine Kelly
b. ~1867
Source mother
● Household
· direct · ~0.92
Father
Fred Kelley
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Lucia Kelley
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Kelly
Son · 1900 · age 7 · b. ~1893 · Massachusetts
★ You are viewing this record
Sibling
Marion Kelly
Sibling · 1900 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Kelly
Sibling · 1900 · age 8
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:1900:12thcensusofpopu667unit:0685)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Mc Donald | 29 | Head | Mason Brick | England |
| 2 | Mary E Mc Donald | 29 | Wife | — | England |
| 3 | Ellen J Mc Donald | 7 | Daughter | School | Massachusetts |
| 4 | Thomas Mc Donald | 5 | Son | — | Massachusetts |
| 5 | John Mc Donald | 2 | Son | — | Massachusetts |
| 6 | Mary Mc Donald | 1 | Daughter | — | Massachusetts |
| 7 | Elizabeth Burns | 60 | Mother in law | — | Ireland |
| 8 | Michael Casey | 31 | Head | Day Laborer | Ireland |
| 9 | Delia Casey | 31 | Wife | — | Ireland |
| 10 | Sarah Casey | 7 | Daughter | School | Massachusetts |
| 11 | John F Casey | 4 | Son | — | Massachusetts |
| 12 | Mary Bradley | 35 | Boarder | Seamstress | Massachusetts |
| 13 | James B Gammell | 54 | Head | Painter | Ireland |
| 14 | Sarah E Gammell | 22 | Daughter | Dye House | Massachusetts |
| 15 | George L Gammell | 19 | Son | Hack Driver | Massachusetts |
| 16 | Rose Tenanty | 55 | Head | — | Ireland |
| 17 | Richard Tenanty | 29 | Son | Laborer Tannery | Massachusetts |
| 18 | Edward Tenanty | 18 | Son | Plumber Apprentice | Massachusetts |
| 19 | James Tenanty | 16 | Son | Laborer | Massachusetts |
| 20 | John Tenanty | 11 | Son | Laborer | Massachusetts |
| 21 | John Fitzpatrick | 47 | Head | Foreman St. R. | Ireland |
| 22 | Catherine Fitzpatrick | 44 | Wife | — | Ireland |
| 23 | Mary Fitzpatrick | 18 | Daughter | Cotton Mill Spinning | Ireland |
| 24 | Margaret Fitzpatrick | 15 | Daughter | Cotton Mill Spinning | Rhode Island |
| 25 | Joseph Fitzpatrick | 12 | Son | School | Massachusetts |
| 26 | Catherine Fitzpatrick | 10 | Daughter | School | Massachusetts |
| 27 | Joseph Mc Cann | 5 | Boarder | — | Massachusetts |
| 28 | Patrick Mc Namara | 64 | Head | Watchmaker | Ireland |
| 29 | Ellen Mc Namara | 62 | Wife | — | Ireland |
| 30 | Mary Mc Namara | 37 | Daughter | — | Massachusetts |
| 31 | John T Mc Namara | 19 | Son | Clerk Grocery | Massachusetts |
| 32 | Frank Mc Lancy | 40 | Head | Vegetable Dealer | Massachusetts |
| 33 | Mary A Mc Lancy | 40 | Wife | — | New York |
| 34 | Mary Hughes | 49 | Head | Seamstress | Ireland |
| 35 | Bridget Hughes | 45 | Sister | — | Ireland |
| 36 | Daniel Kelly | 37 | Head | Salesman Carpet | Massachusetts |
| 37 | Katherine A Kelly | 32 | Wife | — | Massachusetts |
| 38 | Frank L Kelly THIS PERSON | 7 | Son | School | Massachusetts |
| 39 | Marion Kelly | 3 | Daughter | — | Massachusetts |
| 40 | Maud Posey | 16 | Servant | — | Massachusetts |
| 41 | Alice L Kelly | 8 | Daughter | — | Massachusetts |
| 42 | Arthur J Roeder | 26 | Head | Carpenter | Massachusetts |
| 43 | Margaret Roeder | 27 | Wife | — | Massachusetts |
| 44 | Edna M Roeder | 0 | Daughter | — | Massachusetts |
| 45 | John Rogers | 39 | Head | Shop Laborer | Ireland |
| 46 | Margaret Rogers | 38 | Wife | — | Ireland |
| 47 | Clarence G Rogers | 6 | Son | — | Massachusetts |
| 48 | Thomas Rogers | 3 | Son | — | Massachusetts |
| 49 | Mary L Rogers | 1 | Daughter | — | Massachusetts |
| 50 | Lizzie Lunnigan | 40 | Boarder | — | Ireland |
Related Census Records
Pedigree Summary
Frank + 2 siblings
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 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)