JD
John Duggan — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Swift, Minnesota
Our Model Tree links this John Duggan across the 1900 and 1910 US Censuses in Swift, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1845), then head of a 9-person household.
Age 55
b. ~1845
Male
Head
Born: Ireland
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Swift, Minnesota |
| Surname | Duggan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | June |
| Birth Year | 1845 |
| Year of Immigration | 1865 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Farmer |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Farmer |
| Township / Ward | Kildare |
| Est. Birth Year | ~1845 |
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.
9 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Julia Duggan | Spouse | — | 54 | ~1846 |
| Maggie Duggan | Daughter | — | 10 | ~1890 |
| Frank Duggan | Son | — | 24 | ~1876 |
| John Duggan | Head | — | 55 | ~1845 |
| John Duggan | Son | — | 16 | ~1884 |
| Patrick Duggan | Son | — | 21 | ~1879 |
| Thomas Duggan | Son | — | 18 | ~1882 |
| Mary Duggan | Daughter | — | 12 | ~1888 |
| Sherry Duggan | Son | — | 8 | ~1892 |
Census Appearances
1900
Swift, Minnesota
Head, age 55
Swift, Minnesota · implied b. ~1845 — 9 household members
| Surname | Duggan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | June |
| Birth Year | 1845 |
| Year of Immigration | 1865 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Swift, Minnesota
Head, age 63
Swift, Minnesota · implied b. ~1847 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Degan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1852 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Duggan across 2 US Census years (1900 and 1910) in Swift, Minnesota, using XGBoost record linkage.
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This person
Anchor record
John Duggan
Head · 1900 · age 55 · b. ~1845 · Minnesota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Swift, Minnesota
Open full size
1900 US Federal Census — Swift, Minnesota
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu793unit:0672)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Annie Sheridan | 26 | Daughter | House Work | Minnesota |
| 2 | Michel Sheridan | 24 | Son | — | Minnesota |
| 3 | Jennie Sheridan | 16 | Daughter | At School | Minnesota |
| 4 | James Jr. Welsh | 27 | Head | Farmer | Minnesota |
| 5 | Lizzie Welsh | 27 | Wife | — | Minnesota |
| 6 | John Sr. Welsh | 52 | Head | House Keeper | Canada En |
| 7 | George Welsh | 30 | Son | Farmer | Minnesota |
| 8 | John Welsh | 22 | Son | Farmer | Minnesota |
| 9 | Charley Welsh | 19 | Son | — | Minnesota |
| 10 | Rosy Welsh | 16 | Daughter | At School | Minnesota |
| 11 | Frank Welsh | 13 | Son | At School | Minnesota |
| 12 | Martha Welsh | 8 | Daughter | — | Minnesota |
| 13 | John Duggan THIS PERSON | 55 | Head | Farmer | Ireland |
| 14 | Julia Duggan | 54 | Wife | — | Ireland |
| 15 | Frank Duggan | 24 | Son | — | Massachusetts |
| 16 | Patrick Duggan | 21 | Son | — | Minnesota |
| 17 | Thomas Duggan | 18 | Son | At School | Minnesota |
| 18 | John Duggan | 16 | Son | At School | Minnesota |
| 19 | Mary Duggan | 12 | Daughter | At School | Minnesota |
| 20 | Maggie Duggan | 9 | Daughter | At School | Minnesota |
| 21 | Sherry Duggan | 8 | Son | At School | Minnesota |
| 22 | Thomas Burke | 69 | Head | Farmer | Ireland |
| 23 | Agness Burke | 50 | Wife | — | Scotland |
| 24 | John Burke | 24 | Son | — | Minnesota |
| 25 | Patrick Burke | 18 | Son | — | Minnesota |
| 26 | Agness Burke | 23 | Daughter | — | Pennsylvania |
| 27 | Mary Burke | 20 | Daughter | — | Minnesota |
| 28 | Letitia Burke | 16 | Daughter | — | Minnesota |
| 29 | Terressa Burke | 13 | Daughter | At School | Minnesota |
| 30 | Rosy Burke | 12 | Daughter | At School | Minnesota |
| 31 | Gertrude Burke | 10 | Daughter | At School | Minnesota |
| 32 | Thomas Burke | 7 | Son | At School | Minnesota |
| 33 | Martin Mccormick | 60 | Head | Farmer | Minnesota |
| 34 | Anna Mccormick | 35 | Wife | — | Minnesota |
| 35 | Thomas Mccormick | 8 | Son | At School | Minnesota |
| 36 | Mary Mccormick | 10 | Daughter | At School | Minnesota |
| 37 | Anna Mccormick | 8 | Daughter | At School | Minnesota |
| 38 | Martin Mccormick | 6 | Son | At School | Minnesota |
| 39 | Johnny Mccormick | 3 | Son | — | Minnesota |
| 40 | Bridget Mccormick | 1 | Daughter | — | Minnesota |
| 41 | John Reynolds | 24 | Boarder | Laborer | Minnesota |
| 42 | Martin Walsh | 28 | Head | Farmer | Illinois |
| 43 | Mary Walsh | 23 | Wife | — | Illinois |
| 44 | John Mcconville | 60 | Head | — | Ireland |
| 45 | James Mcconville | 28 | Son | Farmer | Minnesota |
| 46 | Walter Vanderkoof | 27 | Boarder | Farm Laborer | Vermont |
| 47 | Ellen Walsh | 60 | Head | — | Ireland |
| 48 | James Walsh | 26 | Son | Farmer | Illinois |
| 49 | Mary Walsh | 20 | Daughter | Teaching | Illinois |
| 50 | John Walsh | 18 | Son | — | Illinois |
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)