HJ
Hans Johnson — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Middlesex, New Jersey
Our Model Tree links this Hans Johnson across the 1900, 1910 and 1920 US Censuses in Middlesex, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1842), then head of a 5-person household.
Age 58
b. ~1842
Male
Head
Born: Denmark
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Middlesex, New Jersey |
| Surname | Johnson |
| Given Name | Hans |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | Mch |
| Birth Year | 1842 |
| Year of Immigration | 1865 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Occupation | Janitor R. R. Office |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Occupation | Janitor R. R. Office |
| Township / Ward | Perth Amboy |
| Est. Birth Year | ~1842 |
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.
5 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Hans | Age | Birth yr |
|---|---|---|---|---|
| Hans Johnson | Head | — | 58 | ~1842 |
| Emil Johnson | Son | — | 17 | ~1883 |
| William Johnson | Son | — | 24 | ~1876 |
| Mary Johnson | Spouse | — | 60 | ~1840 |
| Edward Johnson | Son | — | 20 | ~1880 |
Census Appearances
1900
Middlesex, New …
Head, age 58
Middlesex, New Jersey · implied b. ~1842 — 5 household members
| Surname | Johnson |
| Given Name | Hans |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | Mch |
| Birth Year | 1842 |
| Year of Immigration | 1865 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Janitor R. R. Office |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1910
Middlesex, New …
Head, age 66
Middlesex, New Jersey · implied b. ~1844 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnsen |
| Given Name | Hans |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Denmark |
| Years Married | 46 |
| Year of Immigration | 1865 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1920
Scott, Iowa
Head, age 77
Scott, Iowa · implied b. ~1843 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnsen |
| Given Name | Hans |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 77 |
| Marital Status | Married |
| Birthplace | Denmark |
| Year of Immigration | 1866 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Denmark |
| Year of Naturalization | 1870 |
| Birthplace (normalized) | denmark |
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 Hans Johnson across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Hans Johnson
Head · 1900 · age 58 · b. ~1842 · New Jersey
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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 — Middlesex, New Jersey
Open full size
1900 US Federal Census — Middlesex, New Jersey
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu984unit:0838)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hans Johnson THIS PERSON | 58 | Head | Janitor R. R. Office | Denmark |
| 2 | Mary Johnson | 59 | Wife | — | Denmark |
| 3 | William Johnson | 24 | Son | Brakeman | New Jersey |
| 4 | Edward Johnson | 19 | Son | Baker | New Jersey |
| 5 | Emil Johnson | 16 | Son | Clerk R. R. Office | New Jersey |
| 6 | Milton Kummerer | 31 | Head | Tel. Lineman | Pennsylvania |
| 7 | Alice Kummerer | 28 | Wife | — | New Jersey |
| 8 | Edwin R Kummerer | 5 | Son | — | New Jersey |
| 9 | Flossey M. Kummerer | 2 | Daughter | — | New Jersey |
| 10 | George L. Kummerer | 0 | Son | — | New Jersey |
| 11 | Niggy Baarup | 45 | Head | Laborer | Denmark |
| 12 | Thomas Baarup | 18 | Son | Laborer | New Jersey |
| 13 | Mary Baarup | 17 | Daughter | — | New Jersey |
| 14 | Gertrude Baarup | 11 | Daughter | At School | New Jersey |
| 15 | William Baarup | 8 | Son | At School | New Jersey |
| 16 | Michael Mierzkowski | 40 | Head | Laborer | Poland (Rus) |
| 17 | Jane Mierzkowski | 37 | Wife | — | Poland (Rus) |
| 18 | Hans H. Oleson | 21 | Boarder | Laborer | Denmark |
| 19 | Joseph Barkowskie | 17 | Boarder | Laborer | Germany |
| 20 | Joseph Algar | 43 | Head | Laborer Chemical Works | Germany |
| 21 | Margaret Algar | 37 | Wife | Midwife | Germany |
| 22 | Lena Algar | 16 | Daughter | — | Germany |
| 23 | Frank Algar | 12 | Son | At School | New Jersey |
| 24 | Joseph Algar | 10 | Son | At School | New Jersey |
| 25 | William Algar | 8 | Son | At School | New Jersey |
| 26 | Hans Hanson | 53 | Head | Laborer Terra Cotta | Denmark |
| 27 | Louise Hanson | 68 | Wife | — | Sweden |
| 28 | Carl Nelsen | 36 | Head | Saloon Keeper | Denmark |
| 29 | Ida A. Nelsen | 33 | Wife | — | Denmark |
| 30 | Ellen Nelsen | 9 | Daughter | At School | New Jersey |
| 31 | Arthur Nelsen | 8 | Son | At School | New Jersey |
| 32 | Dala Nelsen | 6 | Son | At School | New Jersey |
| 33 | Theodore Sengenberg | 31 | Brother-in-law | Plumber | Denmark |
| 34 | Cristina Klink | 50 | Head | — | Denmark |
| 35 | John Blow | 29 | Head | Machinist | New Jersey |
| 36 | Carrie Blow | 28 | Wife | — | New York |
| 37 | Harold Blow | 6 | Son | At School | New Jersey |
| 38 | Carolyn Blow | 4 | Daughter | — | New Jersey |
| 39 | Evelyn Blow | 1 | Daughter | — | New Jersey |
| 40 | Peter Long | 40 | Head | Laborer Coal Boat | Ireland |
| 41 | Bridget Long | 60 | Wife | — | Ireland |
| 42 | Chris Jorgenson | 28 | Head | Baker | Denmark |
| 43 | Anna Jorgenson | 25 | Wife | — | Denmark |
| 44 | Nellie Jorgenson | 4 | Daughter | — | New Jersey |
| 45 | Daniel Gallagher | 42 | Head | Furnaceman Copper Works | Massachusetts |
| 46 | Rebecca Gallagher | 47 | Wife | — | Pennsylvania |
| 47 | Mabel Gallagher | 17 | Daughter | Dressmaking | Pennsylvania |
| 48 | Charles Gallagher | 15 | Son | Laborer Brick Yard | New Jersey |
| 49 | Ella Gallagher | 9 | Daughter | At School | New Jersey |
| 50 | Mary Gallagher | 7 | Daughter | At School | New Jersey |
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)