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Mary Lund — 1910 US Census Record
Linked across censuses1910 United States Federal Census · San Francisco, California
Our Model Tree links this Mary Lund across the 1900 and 1910 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a spouse (b.~1872), then head of a 9-person household.
Age 38
b. ~1872
Female
Spouse
Born: Denmark
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | San Francisco, California |
| Surname | Lund |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Denmark |
| Years Married | 15 |
| Children Born | 5 |
| Children Living | 5 |
| Year of Immigration | 1890 |
| 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 | San Francisco City |
| Est. Birth Year | ~1872 |
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 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lucile Lund | Daughter | — | 8 | ~1902 |
| Christian Lund | Other | — | 38 | ~1872 |
| William Lund | Son | — | 14 | ~1896 |
| Mary Lund | Spouse | — | 38 | ~1872 |
| Emma Lund | Daughter | — | 10 | ~1900 |
| Theodore Lund | Son | — | 5 | ~1905 |
| Peter Lund | Other | — | 36 | ~1874 |
| Lillian Lund | Daughter | — | 12 | ~1898 |
| John Lund | Head | — | 41 | ~1869 |
Census Appearances
1900
San Francisco, …
Spouse, age 30
San Francisco, California · implied b. ~1870 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lund |
| Given Name | Margaret E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | Jan |
| Birth Year | 1870 |
| Year of Immigration | 1895 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1910
San Francisco, …
Spouse, age 38
San Francisco, California · implied b. ~1872 — 9 household members
| Surname | Lund |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Denmark |
| Years Married | 15 |
| Children Born | 5 |
| Children Living | 5 |
| Year of Immigration | 1890 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Mary Lund across 2 US Census years (1900 and 1910) in San Francisco, California, using XGBoost record linkage.
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This person
Anchor record
Mary Lund
Spouse · 1910 · age 38 · b. ~1872 · 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 — San Francisco, California
Open full size
1910 US Federal Census — San Francisco, California
Page Contents
19 people indexed on this census page (ia:1910:13thcensus1910po1278unit:0727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Lund | 41 | Head | Laborer | Denmark |
| 2 | Mary Lund THIS PERSON | 38 | Wife | — | Denmark |
| 3 | William Lund | 14 | Son | — | California |
| 4 | Lillian Lund | 12 | Daughter | — | California |
| 5 | Emma Lund | 10 | Daughter | — | California |
| 6 | Lucile Lund | 8 | Daughter | — | California |
| 7 | Theodore Lund | 5 | Son | — | California |
| 8 | Christian Lund | 38 | Brother | Laborer | Denmark |
| 9 | Peter Lund | 36 | Brother | Laborer | Denmark |
| 10 | Hans Lund | 35 | Head | Laborer | Denmark |
| 11 | Beata Lund | 32 | Wife | — | Sweden |
| 12 | Charlotte Lund | 9 | Daughter | — | California |
| 13 | Mildred Lund | 7 | Daughter | — | California |
| 14 | Arthur Lund | 4 | Son | — | California |
| 15 | Ernest Lund | 28 | Brother | Laborer | Denmark |
| 16 | Andrew Lund | 30 | Head | Laborer | Denmark |
| 17 | Minnie Lund | 25 | Wife | — | South Dakota |
| 18 | Alice Lund | 4 | Daughter | — | California |
| 19 | Edgar Lund | 2 | Son | — | 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)