RS
Robert Swanson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this Robert Swanson across the 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 3
b. ~1927
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Swanson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Indiana |
| 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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Swanson | Daughter | — | 12 | ~1918 |
| Anna Swanson | Head | — | 54 | ~1876 |
| Gladys Swanson | Daughter | — | 1 | ~1929 |
| Robert Swanson | Son | — | 3 | ~1927 |
| Lester Swanson | Son | — | 20 | ~1910 |
| Ruth Swanson | Daughter | — | 18 | ~1912 |
| William Swanson | Son | — | 20 | ~1910 |
| Melvin Swanson | Son | — | 22 | ~1908 |
Census Appearances
1930
San Francisco, …
Son, age 3
San Francisco, California · implied b. ~1927 — 8 household members
| Surname | Swanson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Indiana |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Other, age 14
San-Francisco-County, California · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swenson |
| Given Name | Robert Harry |
| Relationship to Head | Grand-Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | SAN FRANCISCO |
| 1935 Residence (County) | SAN FRANCISCO |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 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 Robert Swanson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Swanson
Son · 1930 · age 3 · b. ~1927 · California
★ You are viewing this record
Sibling
Ruth Swanson
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lester Swanson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Swanson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Swanson
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Melvin Swanson
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Swanson
Sibling · 1930 · age 12
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
50 people indexed on this census page (ia:1930:californiacensus00reel200:1005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Anna M Luvats | 60 | Head | None | Russia |
| 52 | Nella Adkins | 53 | Head | Operator | Illinois |
| 53 | Leo W Grigoleit | 52 | Head | Machinist | E Prussia |
| 54 | Ludmilla Grigoleit | 48 | Wife | None | Lithuania |
| 55 | Anna Grigoleit | 25 | Daughter | Stenographer | Lithuania |
| 56 | Ludmilla Grigoleit | 22 | Daughter | Stenographer | Russia |
| 57 | George W House | 75 | Head | None | Brazil |
| 58 | Edith House | 66 | Wife | None | California |
| 59 | George House | 31 | Son | Engineer | California |
| 60 | Charlotte House | 25 | Daughter | — | California |
| 61 | Thelma House | 21 | Daughter-in-law | — | California |
| 62 | Ann Woodfield | 57 | Sister-in-law | Sewing | California |
| 63 | Paul W Decamp | 41 | Head | Salesman | Kentucky |
| 64 | Amy L Decamp | 41 | Wife | — | Canada |
| 65 | George B Decamp | 11 | Son | — | California |
| 66 | Amy L Burns | 70 | Mother-in-law | Operator | Canada |
| 67 | Lydia Newberry | 42 | Head | Janitress | Montana |
| 68 | Lila Newberry | 15 | Daughter | — | California |
| 69 | Florence Newberry | 13 | Daughter | Clerk | Montana |
| 70 | James Newberry | 11 | Son | Salesman | Washington |
| 71 | John Newberry | 9 | Son | — | Washington |
| 72 | William Newberry | 7 | Son | — | Washington |
| 73 | Elizabeth Pappe | 40 | Sister | — | Pennsylvania |
| 74 | Elizabeth Pappe | 26 | Niece | Operator | New York |
| 75 | George Lundgren | 40 | Head | Cabinet Maker | Sweden |
| 76 | Rose Lundgren | 30 | Wife | Nurse | Russia |
| 77 | August Tietz | 30 | Head | Retail Merch | Poland |
| 78 | Agatha Tietz | 25 | Wife | — | Russia |
| 79 | Rita Tietz | 1 | Daughter | — | California |
| 80 | Anna Swanson | 54 | Head | None | Sweden |
| 81 | Melvin R Swanson | 22 | Son | Operator | California |
| 82 | Lester Swanson | 20 | Son | — | California |
| 83 | Ruth Swanson | 18 | Daughter | — | California |
| 84 | Evelyn Swanson | 12 | Daughter | — | California |
| 85 | William Swanson | 20 | Son | — | Indiana |
| 86 | Robert Swanson THIS PERSON | 3 | Son | — | California |
| 87 | Gladys Swanson | 1 | Daughter | — | California |
| 88 | William Read | 71 | Head | Retired | Canada Eng |
| 89 | Mary Read | 71 | Wife | None | Jugo Slavia |
| 90 | Elizabeth Read | 36 | Daughter | Laundry | Jugo Slavia |
| 91 | Mary Read | 21 | Daughter | — | Hungary |
| 92 | William Read | 24 | Son | — | Minnesota |
| 93 | Edith Read | 24 | Wife | None | Colorado |
| 94 | Richard Read | 33 | Head | Accountant | California |
| 95 | Tillie Read | 33 | Wife | Saleslady | Oklahoma |
| 96 | Edna Read | 7 | Daughter | — | California |
| 97 | Richard Read | 6 | Son | — | California |
| 98 | William Read | 2 | Son | — | California |
| 99 | Mogens Twermose | 34 | Lodger | Engineer | Denmark |
| 100 | Roland E Kenard | 25 | Lodger | Draughtsman | 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)