DN
Dorothy Nelson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this Dorothy Nelson across the 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 23-person household.
Age 3
b. ~1927
Female
Daughter
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Nelson |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1927 |
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.
23 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Margaret Conway | Daughter | — | 38 | ~1892 |
| Loretta Russell | Daughter | — | 28 | ~1902 |
| Dorothy Nelson | Daughter | — | 3 | ~1927 |
| Helen Pinett | Daughter | — | 4 | ~1926 |
| Nora Pinett | Head | — | 40 | ~1890 |
| Catherine Russell | Other | — | 63 | ~1867 |
| Malcolm Macdonald | Other | — | 34 | ~1896 |
| William Oldfinger | Other | — | 31 | ~1899 |
| Edward Nelson | Other | — | 29 | ~1901 |
| Nellie Sheldon | Other | — | 55 | ~1875 |
| Lela Logue | Other | — | 42 | ~1888 |
| Fred Behrmann | Other | — | 52 | ~1878 |
| Bernetta Doyle | Other | — | 21 | ~1909 |
| Joyce Estfield | Other | — | 4 | ~1926 |
| Eleanor Hunt | Other | — | 4 | ~1926 |
| Richard Nebel | Other | — | 51 | ~1879 |
| Lloyd Pinett | Son | — | 41 | ~1889 |
| Clarence Oldfinger | Son | — | 6 | ~1924 |
| Helen Macdonald | Spouse | — | 29 | ~1901 |
| Frances Oldfinger | Spouse | — | 29 | ~1901 |
| Ethel Nelson | Spouse | — | 27 | ~1903 |
| Mabel Behrmann | Spouse | — | 52 | ~1878 |
| Elizabeth Nebel | Spouse | — | 46 | ~1884 |
Census Appearances
1930
San Francisco, …
Daughter, age 3
San Francisco, California · implied b. ~1927 — 23 household members
| Surname | Nelson |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Daughter, age 14
San-Francisco-County, California · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco City |
| 1935 Residence (County) | San Francisco |
| Class of Worker | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| 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 Dorothy Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Nelson
Daughter · 1930 · age 3 · b. ~1927 · California
★ You are viewing this record
Sibling
Lloyd Pinett
Sibling · 1930 · age 41
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Pinett
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Russell
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Oldfinger
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Conway
Sibling · 1930 · age 38
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
1930 US Federal Census — San Francisco, California
Open full size
1930 US Federal Census — San Francisco, California
Page Contents
41 people indexed on this census page (ia:1930:californiacensus00reel202:0005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Earl G. Bates | 46 | Head | Steamfitter | Michigan |
| 2 | Grace L. Bates | 40 | Wife | — | South Dakota |
| 3 | Lois E. Bates | 17 | Daughter | Stenographer | Idaho |
| 4 | Clement Lechleiter | 35 | R | Hatter | Germany |
| 5 | Helen Lechleiter | 30 | Wife | — | Alaska |
| 6 | Helen Marie Lechleiter | 7 | Daughter | — | California |
| 7 | Charles Mychovich | 35 | R | Waiter | Jugoslavia |
| 8 | Eleanor Mychovich | 30 | Wife | — | California |
| 9 | Robert Mychovich | 11 | Son | — | California |
| 10 | Leonard Mychovich | 8 | Son | — | California |
| 11 | Frances Mychovich | 5 | Daughter | — | California |
| 12 | David M. Bishop | 29 | R | Accountant | Michigan |
| 13 | Edith O. Bishop | 29 | Wife | — | California |
| 14 | Barbara Dorman | 8 | Step-child | — | California |
| 15 | Harold J. Guerin | 41 | O | Contractor | Washington |
| 16 | Agnes G. Guerin | 38 | Wife | — | North Dakota |
| 17 | Jack J. Guerin | 12 | Son | — | Oregon |
| 18 | Lloyd D. Guerin | 7 | Son | — | California |
| 19 | Nora L. Pinett | 40 | Head | — | North Dakota |
| 20 | Lloyd J. Pinett | 41 | Son | Innkeeper | Oregon |
| 21 | Helen J. Pinett | 4 | Daughter | — | California |
| 22 | Catherine M. Russell | 63 | R | — | California |
| 23 | Loretta C. Russell | 28 | Daughter | Stenographer | California |
| 24 | Margaret Conway | 38 | Daughter | — | California |
| 25 | Bernetta Doyle | 21 | Lodger | Sales Lady | California |
| 26 | Edward W. Nelson | 29 | O | Credit Manager | California |
| 27 | Ethel C. Nelson | 27 | Wife | — | California |
| 28 | Dorothy M. Nelson THIS PERSON | 3 | Daughter | — | California |
| 29 | William Oldfinger | 31 | O | Floor Manager | California |
| 30 | Frances Oldfinger | 29 | Wife | — | England |
| 31 | Clarence Oldfinger | 6 | Son | — | US |
| 32 | Richard J. Nebel | 51 | O | Contractor | Germany |
| 33 | Elizabeth L. Nebel | 46 | Wife | Bookkeeper | Germany |
| 34 | Fred Behrmann | 52 | O | Accountant | Wisconsin |
| 35 | Mabel Behrmann | 52 | Wife | — | California |
| 36 | Malcolm Macdonald | 34 | O | Accountant | California |
| 37 | Helen Macdonald | 29 | Wife | — | California |
| 38 | Nellie Sheldon | 55 | Mother-in-law | Clerk | West Virginia |
| 39 | Eleanor Hunt | 4 | Lodger | — | California |
| 40 | Joyce Estfield | 4 | Lodger | — | California |
| 41 | Lela C. Logue | 42 | R | Stenographer | Iowa |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)