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Joseph Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Joseph Anderson across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Olaf & Charlotte — first a son (b.~1891), then head of a 8-person household.
Age 49
b. ~1891
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Anderson |
| Given Name | Joseph E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Occupation | Teacher |
| Industry | Business College |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1500 |
| Highest Grade | C 2 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Teacher |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1891 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Florence Mejia | Daughter | — | 31 | ~1909 |
| Naomi Anderson | Daughter | — | 37 | ~1903 |
| Lydia Anderson | Daughter | — | 42 | ~1898 |
| Hildur Anderson | Daughter | — | 40 | ~1900 |
| Olaf Anderson | Head | — | 80 | ~1860 |
| Rubin Anderson | Son | — | 47 | ~1893 |
| Joseph Anderson | Son | — | 49 | ~1891 |
| Charlotte Anderson | Spouse | — | 74 | ~1866 |
Census Appearances
1920
San Francisco, …
Other, age 27
San Francisco, California · implied b. ~1893 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Joseph E. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Teacher |
| Industry | Business College |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
San Francisco, …
Son, age 39
San Francisco, California · implied b. ~1891 — 47 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Joseph E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Teacher |
| Industry | Business College |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
San-Francisco-County, California
Son, age 49
San-Francisco-County, California · implied b. ~1891 — 8 household members
| Surname | Anderson |
| Given Name | Joseph E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Teacher |
| Industry | Business College |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1500 |
| Highest Grade | C 2 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Joseph Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Olaf Anderson (~0.92 confidence) and mother Charlotte Anderson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Olaf Anderson
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Charlotte Anderson
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Anderson
Son · 1940 · age 49 · b. ~1891 · California
★ You are viewing this record
Sibling
Hildur Anderson
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Anderson
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rubin Anderson
Sibling · 1940 · age 47
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Mejia
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lydia Anderson
Sibling · 1940 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — San-Francisco-County, California
Open full size
1940 US Federal Census — San-Francisco-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00320-00687)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Olaf P. Anderson | 80 | Head | — | Sweden |
| 2 | Charlotte Anderson | 74 | Wife | — | Sweden |
| 3 | Joseph E. Anderson THIS PERSON | 49 | Son | Teacher | Colorado |
| 4 | Rubin B. Anderson | 47 | Son | Bookkeeper | Colorado |
| 5 | Lydia A. Anderson | 42 | Daughter | — | Nebraska |
| 6 | Hildur M. Anderson | 40 | Daughter | Teacher | Nebraska |
| 7 | Naomi M. Anderson | 37 | Daughter | Secretary | Nebraska |
| 8 | Florence Mejia | 31 | Daughter | — | California |
| 9 | Louis Ochelli | 58 | Head | Laborer | California |
| 10 | Tillie Ochelli | 61 | Sister | — | California |
| 11 | Rose A. Phillips | 70 | Head | — | Germany |
| 12 | Harold Phillips | 47 | Son | Assistant Clerk | California |
| 13 | Helen Waldstein | 42 | Daughter | Machine Operator | California |
| 14 | Milton Franklin | 65 | Head | — | California |
| 15 | Elizabeth Franklin | 57 | Wife | — | California |
| 16 | William Keerney | 68 | Head | — | California |
| 17 | Jean Keerney | 63 | Wife | — | California |
| 18 | — | None | — | — | — |
| 19 | John H. Schmidt | 63 | Head | Meter Framer | California |
| 20 | Dora Schmidt | 63 | Wife | — | California |
| 21 | Albert H. Schmidt | 33 | Son | Manager Of Office | California |
| 22 | Thomas J. Oliver | 72 | Head | — | England |
| 23 | Annie Oliver | 72 | Wife | — | Newfoundland |
| 24 | A. Louise Oliver | 44 | Daughter | Secretary | Massachusetts |
| 25 | Mary Oliver | 40 | Daughter | Soc Serv Worker | Massachusetts |
| 26 | Florence Mcnamara | 58 | Head | — | California |
| 27 | Kate L. Mcnamara | 63 | Sister | — | California |
| 28 | Alma Lofthus | 46 | Lodger | Practical Nurse | Sweden |
| 29 | Edwin C. Pearce | 37 | Head | Vice Secretary | England |
| 30 | Ethel Pearce | 39 | Wife | — | Virginia |
| 31 | Frances Pearce | 10 | Daughter | — | Utah |
| 32 | Edwin Pearce | 5 | Son | — | Utah |
| 33 | John J. Starch | 53 | Head | Dealer | Czechoslovakia |
| 34 | Louisa Starch | 47 | Wife | — | Czechoslovakia |
| 35 | Walter Starch | 26 | Son | Accountant | California |
| 36 | Frank Goodchild | 50 | Head | Private Chauffeur | New York |
| 37 | Louis Goodchild | 76 | Father | — | England |
| 38 | Edna Robinson | 55 | Housekeeper | Housekeeper | Pennsylvania |
| 39 | Ruth Mccoy | 27 | Lodger | Beauty Operator | Colorado |
| 40 | Alfred Walters | 55 | Lodger | Waiter | Germany |
Related Census Records
Pedigree Summary
Joseph + 5 siblings
Gen 1 · 2 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)