LJ
Lucy Johnson — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Alameda, California
Our Model Tree links this Lucy Johnson across the 1900, 1910, 1920 and 1930 US Censuses in Alameda, California (XGBoost, ~Confirmed) — first a head (b.~1850), then head of a 3-person household.
Age 60
b. ~1850
Female
Head
Born: Germany
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Alameda, California |
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Germany |
| Years Married | 35 |
| Children Born | 10 |
| Children Living | 7 |
| Year of Immigration | 1871 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Livermore City |
| Est. Birth Year | ~1850 |
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.
3 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to Lucy | Age | Birth yr |
|---|---|---|---|---|
| Alma Johnson | Daughter | — | 20 | ~1890 |
| Lucy Johnson | Head | — | 60 | ~1850 |
| Edward Johnson | Son | — | 23 | ~1887 |
Census Appearances
1900
Alameda, California
Spouse, age 53
Alameda, California · implied b. ~1847 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | June |
| Birth Year | 1847 |
| Year of Immigration | 1870 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1910
Alameda, California
Head, age 60
Alameda, California · implied b. ~1850 — 3 household members
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Germany |
| Years Married | 35 |
| Children Born | 10 |
| Children Living | 7 |
| Year of Immigration | 1871 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1920
Alameda, California
Other, age 71
Alameda, California · implied b. ~1849 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Widowed |
| Birthplace | Germany |
| Year of Immigration | 1872 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Year of Naturalization | 1887 |
| Birthplace (normalized) | germany |
1930
Alameda, California
Other, age 81
Alameda, California · implied b. ~1849 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lucy |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 81 |
| Marital Status | Widowed |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1865 |
| Age at First Marriage | 18 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Lucy Johnson across 4 US Census years (1900, 1910, 1920 and 1930) in Alameda, California, using XGBoost record linkage.
Show:
This person
Anchor record
Lucy Johnson
Head · 1910 · age 60 · b. ~1850 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Alameda, California
Open full size
1910 US Federal Census — Alameda, California
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po0069unit:0980)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albert C Jacker | 42 | Head | Laborer | Michigan |
| 2 | Martha S Jacker | 28 | Wife | — | California |
| 3 | Emile Sahut | 64 | Head | Farmer | France |
| 4 | Marie Sahut | 50 | Wife | — | France |
| 5 | Hans P Hansen | 50 | Head | Miller | Denmark |
| 6 | Mary Hansen | 53 | Wife | — | Denmark |
| 7 | Rasmus Hansen | 23 | Son | Electrician | California |
| 8 | Ellen Hansen | 22 | Daughter | Musician | California |
| 9 | Emma Hansen | 18 | Daughter | — | California |
| 10 | Hazel Hansen | 15 | Daughter | — | California |
| 11 | Frederick Bruns | 64 | Head | Own Income | Germany |
| 12 | Sena Bruns | 62 | Wife | — | Denmark |
| 13 | Anna Bruns | 25 | Daughter | — | California |
| 14 | Jacob C Grisselmann | 40 | Head | Butcher | Germany |
| 15 | Amanda L Grisselmann | 37 | Wife | — | California |
| 16 | Lulu Grisselmann | 15 | Daughter | — | California |
| 17 | Grace Grisselmann | 14 | Daughter | — | California |
| 18 | Alma Grisselmann | 11 | Daughter | — | California |
| 19 | Herman Grisselmann | 5 | Son | — | California |
| 20 | Lucy Johnson THIS PERSON | 60 | Head | — | Germany |
| 21 | Edward Johnson | 23 | Son | Laborer | California |
| 22 | Alma Johnson | 20 | Daughter | — | California |
| 23 | Samuel Mckelvey | 56 | Head | Laborer | Ireland |
| 24 | Annie B Mckelvey | 48 | Wife | — | Missouri |
| 25 | Matilda B Mckelvey | 21 | Daughter | Saleslady | California |
| 26 | Samuel A Mckelvey | 14 | Son | — | California |
| 27 | William A Mckelvey | 6 | Son | — | California |
| 28 | Hermon Medina | 37 | Head | Laborer | Mexico |
| 29 | Luisa Medina | 29 | Wife | — | Mexico |
| 30 | Edward Medina | 11 | Son | — | Mexico |
| 31 | Louis Medina | 7 | Son | — | Texas |
| 32 | Carmel Medina | 6 | Daughter | — | California |
| 33 | Mary Medina | 4 | Daughter | — | California |
| 34 | Amelia Medina | 0 | Daughter | — | California |
| 35 | George L Monahan | 51 | Head | Farmer | California |
| 36 | Rachael M Monahan | 51 | Wife | — | California |
| 37 | Edith L Monahan | 19 | Daughter | — | Minnesota |
| 38 | Bessie K Monahan | 17 | Daughter | — | Minnesota |
| 39 | Hugh L Monahan | 12 | Son | — | California |
| 40 | John Massad | 37 | Head | Peddler | Turkey |
| 41 | Charles H Massad | 30 | Lodger | Peddler | Turkey |
| 42 | Frederick N Massad | 37 | Lodger | Peddler | Turkey |
| 43 | David P Calvin | 33 | Head | Laborer | California |
| 44 | Helena M Calvin | 28 | Wife | — | California |
| 45 | Verna B Calvin | 3 | Daughter | — | California |
| 46 | Emory H Calvin | 0 | Son | — | California |
| 47 | George M Churchill | 40 | Head | Merchant | California |
| 48 | Millie Churchill | 33 | Wife | — | California |
| 49 | Leslie C Wright | 27 | Head | Surveyor | California |
| 50 | Jesse R Wright | 25 | Brother | Electrician | California |
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)