MC
Mary Carlson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · San Francisco, California
Our Model Tree links this Mary Carlson across the 1920, 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 4-person household.
Age 31
b. ~1889
Female
Spouse
Born: California
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | California |
| Year of Immigration | 1907 |
| Naturalization Status | First papers filed |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1889 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Carlson | Spouse | — | 31 | ~1889 |
| Amanda Carlson | Daughter | — | 4 | ~1916 |
| Conrad Carlson | Head | — | 33 | ~1887 |
| Annie Carlson | Daughter | — | 6 | ~1914 |
Census Appearances
1920
San Francisco, …
Spouse, age 31
San Francisco, California · implied b. ~1889 — 4 household members
| Surname | Carlson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | California |
| Year of Immigration | 1907 |
| Naturalization Status | First papers filed |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Spouse, age 40
San Francisco, California · implied b. ~1890 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | May |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 25 |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | none |
| Industry | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Spouse, age 51
San-Francisco-County, California · implied b. ~1889 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Mabel |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| Highest Grade | Hs 4 |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Carlson
Spouse · 1920 · age 31 · b. ~1889 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — San Francisco, California
Open full size
1920 US Federal Census — San Francisco, California
Page Contents
49 people indexed on this census page (ia:1920:14thcensusofpopu133unit:0198)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Soloy Rosenstock | 2 | son | None | California |
| 2 | George Mariatos | 34 | head | Waiter | Greece |
| 3 | Sotira Mariatos | 27 | wife | None | Greece |
| 4 | Annie Mariatos | 3 | daughter | None | California |
| 5 | Jerry Mariatos | 2 | son | None | California |
| 6 | Baby Mariatos | 0 | son | None | California |
| 7 | Ruby Carrillo | 26 | head | Waitress | California |
| 8 | Margaret Carrillo | 26 | sister | Waitress | California |
| 9 | Eugene Daminie | 48 | head | None | Belgium |
| 10 | Abel Daminie | 15 | son | Apprentice | London |
| 11 | Gabrielle Daminie | 14 | daughter | None | London |
| 12 | Henry Daminie | 11 | son | None | New York |
| 13 | William Daminie | 3 | son | None | California |
| 14 | Lucien Duesping | 37 | head | Cook | France |
| 15 | Andrian Duesping | 40 | wife | None | France |
| 16 | John Withers | 24 | son-in-law | Machinist | North Carolina |
| 17 | Adetta Withers | 19 | daughter | None | France |
| 18 | John Bullock | 36 | lodger | Laborer | Denver |
| 19 | Grace Bullock | 23 | lodger | None | Denver |
| 20 | Conrad Carlson | 33 | head | Mate | Norway |
| 21 | Mary Carlson THIS PERSON | 31 | wife | None | California |
| 22 | Annie Carlson | 6 | daughter | None | California |
| 23 | Amanda Carlson | 4 | daughter | None | California |
| 24 | John Monihan | 41 | head | Stevedore | Ireland |
| 25 | John Esposito | 44 | head | Cook | Italy |
| 26 | Charlotte Esposito | 43 | wife | None | France |
| 27 | John Cibal | 44 | head | Cabinetmaker | Bohemia |
| 28 | Mary Cibal | 39 | wife | Worker | Bohemia |
| 29 | Lucille Cibal | 11 | daughter | None | Bohemia |
| 30 | George Sarantitis | 45 | head | Proprietor | Greece |
| 31 | Tula G. Sarantitis | 28 | wife | None | Greece |
| 32 | Stathoula Sarantitis | 7 | daughter | None | California |
| 33 | Apostolia Sarantitis | 5 | daughter | None | California |
| 34 | John Sarantitis | 1 | son | None | California |
| 35 | Gus Sarantitis | 36 | brother | Helper | Greece |
| 36 | Steve Sarantitis | 32 | brother | Helper | Greece |
| 37 | George Sarantitis | 27 | cousin | Driver | Greece |
| 38 | John Sharkey | 27 | head | Laborer | Boston |
| 39 | Carmia A. Sharkey | 28 | wife | None | Washington |
| 40 | Carl Sharkey | 0 | son | None | California |
| 41 | Florence Brothers | 25 | lodger | None | Washington |
| 42 | Gust Yetas | 34 | head | Proprietor | Greece |
| 43 | Pinigota Yetas | 27 | wife | None | Greece |
| 44 | Helen Yetas | 7 | daughter | None | California |
| 45 | Aristide Yetas | 6 | son | None | California |
| 46 | Pete Yetas | 4 | son | None | California |
| 47 | Demetra Yetas | 2 | daughter | None | California |
| 48 | Bill Alexandrakis | 27 | lodger | Helper | Greece |
| 49 | Lishury | None | — | — | — |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)