DH
Dorothy Hansen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this Dorothy Hansen across the 1920 and 1930 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 12-person household.
Age 16
b. ~1914
Female
Daughter
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Hansen |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Denmark |
| Mother's Birthplace | California |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1914 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Walter Hansen | Son | — | 11 | ~1919 |
| John Hansen | Son | — | 2 | ~1928 |
| Edward Hansen | Son | — | ~1930 | |
| Hans Hansen | Head | — | 42 | ~1888 |
| George Hansen | Son | — | 13 | ~1917 |
| Edith Hansen | Daughter | — | 9 | ~1921 |
| Robert Hansen | Son | — | 3 | ~1927 |
| Jack Hansen | Son | — | 1 | ~1929 |
| Dorothy Hansen | Daughter | — | 16 | ~1914 |
| Alice Hansen | Daughter | — | 7 | ~1923 |
| Mary Hansen | Spouse | — | 41 | ~1889 |
| Ruth Hansen | Daughter | — | 5 | ~1925 |
Census Appearances
1920
San Francisco, …
Daughter, age 5
San Francisco, California · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Italy |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Daughter, age 16
San Francisco, California · implied b. ~1914 — 12 household members
| Surname | Hansen |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Denmark |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| 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 Hansen across 2 US Census years (1920 and 1930) in San Francisco, California, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Hansen
Daughter · 1930 · age 16 · b. ~1914 · California
★ You are viewing this record
Sibling
Edith Hansen
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Hansen
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Hansen
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hansen
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Hansen
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Hansen
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Hansen
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Hansen
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Hansen
Sibling · 1930 · age 13
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
42 people indexed on this census page (ia:1930:californiacensus00reel203:0340)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 59 | Louis Larcher | 47 | Head | Proprietor | Switzerland |
| 60 | Marie Larcher | 46 | Wife | — | Switzerland |
| 61 | Louis Larcher | 19 | Son | Baker | Switzerland |
| 62 | Paul Larcher | 16 | Son | Baker | Switzerland |
| 63 | Robert Graham | 34 | Head | Salesman | England |
| 64 | Ethel Graham | 30 | Wife | — | Ireland |
| 65 | Robert Graham | 6 | Son | — | California |
| 66 | Ethel Graham | 4 | Daughter | — | California |
| 67 | Jack Graham | 2 | Son | — | California |
| 68 | Fred Ingraham | 42 | Head | Machinist | Vermont |
| 69 | Mabel Ingraham | 40 | Wife | Solicitor | California |
| 70 | Fred Ingraham | 18 | Son | — | California |
| 71 | George Ingraham | 16 | Son | — | California |
| 72 | Robert Ingraham | 14 | Son | — | California |
| 73 | Richard Ingraham | 12 | Son | — | California |
| 74 | Donald Ingraham | 10 | Son | — | California |
| 75 | David Ingraham | 8 | Son | — | California |
| 76 | James Ingraham | 6 | Son | — | California |
| 77 | Arthur Ingraham | 4 | Son | — | California |
| 78 | Catherine Ingraham | 2 | Daughter | — | California |
| 79 | Alice Ingraham | 1 | Daughter | — | California |
| 80 | Hans Hansen | 42 | Head | Clerk | Denmark |
| 81 | Mary Hansen | 41 | Wife | — | California |
| 82 | Dorothy Hansen THIS PERSON | 16 | Daughter | — | California |
| 83 | George Hansen | 13 | Son | — | California |
| 84 | Walter Hansen | 11 | Son | — | California |
| 85 | Edith Hansen | 9 | Daughter | — | California |
| 86 | Alice Hansen | 7 | Daughter | — | California |
| 87 | Ruth Hansen | 5 | Daughter | — | California |
| 88 | Robert Hansen | 3 | Son | — | California |
| 89 | John Hansen | 2 | Son | — | California |
| 90 | Jack Hansen | 1 | Son | — | California |
| 91 | Edward Hansen | 0 | Son | — | California |
| 92 | Soren Lund | 54 | Head | — | Denmark |
| 93 | Annie Lund | 51 | Wife | — | California |
| 94 | Alice Lund | 21 | Daughter | — | California |
| 95 | Gladys Lund | 19 | Daughter | — | California |
| 96 | Mabel Lund | 17 | Daughter | — | California |
| 97 | Mildred Lund | 15 | Daughter | — | California |
| 98 | Mary Lund | 13 | Daughter | — | California |
| 99 | John Lund | 11 | Son | — | California |
| 100 | Robert Lund | 9 | Son | — | California |
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)