JF
John Finn — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Baltimore, Maryland
Our Model Tree links this John Finn across the 1900 and 1910 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1889), then head of a 7-person household.
Age 21
b. ~1889
Male
Son
Born: Maryland
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Baltimore, Maryland |
| Surname | Finn |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Ironworker |
| Industry | Ship Yard |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Ironworker |
| Township / Ward | Baltimore City |
| 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 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Daughter Finn | Daughter | — | 10 | ~1900 |
| Edmond Finn | Head | — | 52 | ~1858 |
| Margaret Finn | Daughter | — | 22 | ~1888 |
| Ellen Finn | Spouse | — | 48 | ~1862 |
| John Finn | Son | — | 21 | ~1889 |
| James Finn | Son | — | 11 | ~1899 |
| Anna Finn | Daughter | — | 18 | ~1892 |
Census Appearances
1900
Baltimore, Maryland
Son, age 10
Baltimore, Maryland · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finn |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Birth Month | Jan |
| Birth Year | 1890 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | At school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1910
Baltimore, Maryland
Son, age 21
Baltimore, Maryland · implied b. ~1889 — 7 household members
| Surname | Finn |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Ironworker |
| Industry | Ship Yard |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 John Finn across 2 US Census years (1900 and 1910) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
John Finn
Son · 1910 · age 21 · b. ~1889 · Maryland
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Sibling
Anna Finn
Sibling · 1910 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daughter Finn
Sibling · 1910 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Finn
Sibling · 1910 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Finn
Sibling · 1910 · age 22
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
1910 US Federal Census — Baltimore, Maryland
Open full size
1910 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po561unit:0815)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Mattheusz | 30 | Head | Proprietor | Maryland |
| 52 | Clara Mattheusz | 26 | Wife | — | Maryland |
| 53 | Catherine Line | 71 | Head | — | Ireland |
| 54 | Daniel J Line | 39 | Son | Electrician | Maryland |
| 55 | Margaret Line | 37 | Daughter | — | Maryland |
| 56 | Mary Holmes | 22 | Boarder | — | Maryland |
| 57 | George Mccauley | 20 | Boarder | Pipe Fitter | Maryland |
| 58 | Frederick Wagner | 39 | Head | Proprietor | Germany |
| 59 | Mary Wagner | 37 | Wife | — | Germany |
| 60 | Frederick Jr Wagner | 13 | Son | — | Maryland |
| 61 | Pauline Wagner | 11 | Daughter | — | Maryland |
| 62 | Karl Wagner | 9 | Son | — | Maryland |
| 63 | Carolina Wagner | 8 | Daughter | — | Maryland |
| 64 | Mary Wagner | 7 | Daughter | — | Maryland |
| 65 | John Wagner | 6 | Son | — | Maryland |
| 66 | George Wagner | 4 | Son | — | Maryland |
| 67 | Helen Wagner | 2 | Daughter | — | Maryland |
| 68 | Herman Hardesty | 17 | Boarder | Salesman | Maryland |
| 69 | Emil Tucklar | 50 | Head | Saloon | Switzerland |
| 70 | Michael Flynn | 40 | Head | Coal Passer | Ireland |
| 71 | Mary Flynn | 35 | Wife | — | Ireland |
| 72 | Patrick Flynn | 11 | Son | — | Maryland |
| 73 | Bridget Flynn | 10 | Daughter | — | Maryland |
| 74 | Michael Jr Flynn | 8 | Son | — | Maryland |
| 75 | Mary Flynn | 11 | Daughter | — | Maryland |
| 76 | James Flynn | 9 | Son | — | Maryland |
| 77 | Helen Flynn | 6 | Daughter | — | Maryland |
| 78 | John Flynn | 4 | Son | — | Maryland |
| 79 | Edward Flynn | 2 | Son | — | Maryland |
| 80 | Edmond Finn | 52 | Head | Paver | Ireland |
| 81 | Ellen Finn | 48 | Wife | — | Ireland |
| 82 | Margaret Finn | 22 | Daughter | Packer | Maryland |
| 83 | John E Finn THIS PERSON | 21 | Son | Ironworker | Maryland |
| 84 | Anna L Finn | 18 | Daughter | — | Maryland |
| 85 | James Finn | 11 | Son | — | Maryland |
| 86 | Daughter Finn | 10 | Daughter | — | Maryland |
| 87 | Richard Smith | 73 | Head | Car Inspector | Maryland |
| 88 | Mary Smith | 70 | Wife | — | Maryland |
| 89 | Richard Jr Smith | 29 | Son | — | Maryland |
| 90 | Gottlieb Soarsky | 51 | Head | Stevedore | Germany |
| 91 | Annie Soarsky | 47 | Wife | — | Germany |
| 92 | Frank Soarsky | 17 | Son | Glazier | Maryland |
| 93 | Annie Soarsky | 15 | Daughter | Milliner | Maryland |
| 94 | John Slagter | 22 | Boarder | Stevedore | Holland |
| 95 | Minnie Slagter | 22 | Boarder | — | Maryland |
| 96 | Annie Slagter | 21 | Boarder | — | Maryland |
| 97 | Jeremiah Daley | 32 | Head | Proprietor | Ireland |
| 98 | Mary Daley | 30 | Wife | — | Maryland |
| 99 | William J Daley | 2 | Son | — | Maryland |
| 100 | Mary E Daley | 1 | Daughter | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)