AC
Anna Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Alameda-County, California
Our Model Tree links this Anna Clark across the 1920, 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed), with identified parents Freda — first a daughter (b.~1885), then head of a 3-person household.
Age 55
b. ~1885
Female
Daughter
Born: Connecticut
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Clark |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Connecticut |
| 1935 Residence (City) | San Leandro |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Occupation | Seamstress |
| Industry | Weaving Mill |
| Class of Worker | OA |
| Hours Worked | 0 |
| Income (1939) | 434 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | Seamstress |
| Township / Ward | San Leandro |
| Est. Birth Year | ~1885 |
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 1940 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Anna Clark | Daughter | — | 55 | ~1885 |
| Dorothy Clark | Other | — | 23 | ~1917 |
| Freda Clark | Spouse | — | 79 | ~1861 |
Census Appearances
1920
Alameda, California
Other, age 36
Alameda, California · implied b. ~1884 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Anna |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Widowed |
| Birthplace | Connecticut |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Dressmaker |
| Industry | At home |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1930
Alameda, California
Other, age 46
Alameda, California · implied b. ~1884 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Anna M. |
| Relationship to Head | Step daughter |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Widowed |
| Birthplace | Connecticut |
| Age at First Marriage | 24 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Dress maker |
| Industry | At Home |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
Alameda-County, California
Daughter, age 55
Alameda-County, California · implied b. ~1885 — 3 household members
| Surname | Clark |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Connecticut |
| 1935 Residence (City) | San Leandro |
| 1935 Residence (County) | Alameda |
| Occupation | Seamstress |
| Industry | Weaving Mill |
| Class of Worker | OA |
| Hours Worked | 0 |
| Income (1939) | 434 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
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 Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Freda Clark (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Freda Clark
b. ~1861
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Anna Clark
Daughter · 1940 · age 55 · b. ~1885 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Alameda-County, California
Open full size
1940 US Federal Census — Alameda-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00184-00287)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Freda Clark | 79 | Wife | — | Denmark |
| 2 | Anna Clark THIS PERSON | 55 | Daughter | Seamstress | Connecticut |
| 3 | Dorothy Clark | 23 | Granddaughter | Hairdresser | California |
| 4 | William Ferrell | 61 | Head | Engineer | Iowa |
| 5 | Adele Ferrell | 53 | Wife | — | California |
| 6 | Raymond Ferrell | 19 | Son | Clerk | California |
| 7 | Kenneth Ferrell | 16 | Son | — | California |
| 8 | Lester Bullard | 54 | Head | Engineer | Wisconsin |
| 9 | Rena Bullard | 53 | Wife | — | Wisconsin |
| 10 | Samuel R. Yeates | 55 | Head | Sales Manager | New Jersey |
| 11 | Marie Yeates | 44 | Wife | — | New York |
| 12 | Saul Rolsted | 40 | Head | Account Executive | Washington |
| 13 | Eleanor Rolsted | 34 | Wife | — | Minnesota |
| 14 | Ray Demerel | 35 | Head | Designer | California |
| 15 | Gertrude Demerel | 25 | Wife | — | California |
| 16 | Ray Douglas Demerel | 0 | Son | 0 | California |
| 17 | Joseph A. Mein | 46 | Head | Manager | California |
| 18 | Isabelle Mein | 46 | Wife | — | California |
| 19 | Joseph G. Mein | 14 | Son | — | California |
| 20 | Paul Mein | 4 | Son | 0 | California |
| 21 | Mary Ducomy | 80 | Mother-in-law | — | California |
| 22 | John Skilled | 65 | Head | — | California |
| 23 | Loretta Skilled | 65 | Wife | — | California |
| 24 | Harriett Gandretsky | 45 | Head | Publisher | California |
| 25 | Bette Gandretsky | 21 | Daughter | — | California |
| 26 | William Gandretsky | 17 | Son | — | California |
| 27 | A. C. Reinecke | 56 | Head | — | California |
| 28 | Elsie May Reinecke | 48 | Wife | — | Australia |
| 29 | Ferdinand Mante | 82 | Lodger | — | Germany |
| 30 | Joseph H. Quinlan | 60 | Head | Accountant | California |
| 31 | Antoinette Quinlan | 56 | Wife | — | New York |
| 32 | Joseph J. Quinlan | 35 | Son | Clerk | California |
| 33 | Sylvester Quinlan | 32 | Son | Fireman | Wisconsin |
| 34 | Maria Ritter | 69 | Head | — | California |
| 35 | Patrick N. Cronin | 42 | Son | Clerk | Washington |
| 36 | Rirmgard Cronin | 36 | Daughter-in-law | — | Germany |
| 37 | Carl Cronin | 6 | Grandson | — | California |
| 38 | Loli Perallo | 48 | Head | — | Italy |
| 39 | Leonard Perallo | 20 | Son | — | California |
| 40 | Joan Feligianetti | 72 | Mother | — | Italy |
Pedigree Summary
Anna
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)