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Anna Larson — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Sonoma, California
Our Model Tree links this Anna Larson across the 1900 and 1910 US Censuses in Sonoma, California (XGBoost, ~Confirmed) — first a spouse (b.~1863), then head of a 7-person household.
Age 37
b. ~1863
Female
Spouse
Born: Denmark
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Sonoma, California |
| Surname | Larson |
| Given Name | Anna O |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | Nov |
| Birth Year | 1863 |
| Year of Immigration | 1888 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Township / Ward | Petaluma Township |
| Est. Birth Year | ~1863 |
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 1900 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Emma Larson | Daughter | — | 10 | ~1890 |
| Matilda Larson | Daughter | — | 6 | ~1894 |
| Ella Larson | Daughter | — | 12 | ~1888 |
| Lars Larson | Head | — | 46 | ~1854 |
| John Larson | Son | — | 8 | ~1892 |
| Louis Larson | Son | — | 3 | ~1897 |
| Anna Larson | Spouse | — | 37 | ~1863 |
Census Appearances
1900
Sonoma, California
Spouse, age 37
Sonoma, California · implied b. ~1863 — 7 household members
| Surname | Larson |
| Given Name | Anna O |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | Nov |
| Birth Year | 1863 |
| Year of Immigration | 1888 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1910
Sonoma, California
Spouse, age 46
Sonoma, California · implied b. ~1864 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Denmark |
| Years Married | 25 |
| Children Born | 5 |
| Children Living | 5 |
| Year of Immigration | 1881 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Denmark |
| 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 Anna Larson across 2 US Census years (1900 and 1910) in Sonoma, California, using XGBoost record linkage.
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This person
Anchor record
Anna Larson
Spouse · 1900 · age 37 · b. ~1863 · California
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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 — Sonoma, California
Open full size
1900 US Federal Census — Sonoma, California
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu0114unit:0295)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Archibald Sutherland | 27 | Boarder | Farmer | Canada Eng |
| 2 | Thomas F Marks | 43 | Head | Farmer | Portugal |
| 3 | Antonio Marks | 15 | Son | At School | California |
| 4 | Lena Marks | 9 | Daughter | At School | California |
| 5 | John Marks | 11 | Son | At School | California |
| 6 | Wilfred Marks | 7 | Son | At School | California |
| 7 | Joseph Marks | 40 | Brother | Farm Laborer | Portugal |
| 8 | Gallans Ramos | 48 | Head | Farmer | Missouri |
| 9 | Sarah A Ramos | 41 | Wife | — | Louisiana |
| 10 | Buddie Ramos | 19 | Son | Farm Laborer | California |
| 11 | Ella B Ramos | 13 | Daughter | At School | California |
| 12 | Fred R Atkinson | 27 | Boarder | Teamster/Sprinkler | California |
| 13 | James H Burrell | 33 | Head | Farmer | England |
| 14 | Lars J Larson | 45 | Head | Farmer | Sweden |
| 15 | Anna O Larson THIS PERSON | 36 | Wife | — | Denmark |
| 16 | Ella C Larson | 11 | Daughter | At School | Denmark |
| 17 | Emma L Larson | 10 | Daughter | At School | California |
| 18 | John B Larson | 8 | Son | At School | California |
| 19 | Matilda C Larson | 6 | Daughter | At School | California |
| 20 | Louis A Larson | 3 | Son | — | California |
| 21 | John H Leversmann | 47 | Head | Farmer | Germany |
| 22 | Bertha Leversmann | 34 | Wife | — | Germany |
| 23 | Sam | 24 | Head | Farm Laborer | China |
| 24 | Manuel Nunes | 68 | Head | Farmer | Portugal |
| 25 | John Nunes | 60 | Brother | Farm Laborer | Portugal |
| 26 | Joseph Nunes | 32 | Son | Farm Laborer | California |
| 27 | John Nunes | 31 | Son | Farm Laborer | California |
| 28 | George H Brayer | 42 | Head | Farmer | New York |
| 29 | Mary M Brayer | 28 | Wife | — | California |
| 30 | Irene M Brayer | 7 | Daughter | At School | California |
| 31 | Edward F Brayer | 6 | Son | — | California |
| 32 | Marian Brayer | 4 | Daughter | — | California |
| 33 | George Brayer | 2 | Son | — | California |
| 34 | Phylha Brayer | 2 | Daughter | — | California |
| 35 | Joseph Roderick | 64 | Head | Farmer | Portugal |
| 36 | Julia Roderick | 20 | Daughter | Cook | California |
| 37 | Rose Roderick | 15 | Daughter | — | California |
| 38 | Elaine Roderick | 14 | Daughter | At School | California |
| 39 | Emma Roderick | 12 | Daughter | At School | California |
| 40 | Frank Roderick | 9 | Son | At School | California |
| 41 | Mary B Williams | 50 | Head | Farmer | Azore Islands |
| 42 | Manuel Williams | 26 | Son | Farm Laborer | California |
| 43 | Mary Williams | 19 | Daughter | — | California |
| 44 | Frankie Williams | 18 | Daughter | — | California |
| 45 | Ah | 55 | Head | Farmer | China |
| 46 | John H Rodgers | 53 | Head | Farmer | Illinois |
| 47 | Annie N Rodgers | 48 | Wife | — | Illinois |
| 48 | William F Rodgers | 19 | Son | — | Illinois |
| 49 | Emily M Rodgers | 17 | Daughter | — | Illinois |
| 50 | Amelia J Rodgers | 11 | Daughter | At School | 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)