AN
Arthur Nelson — 1930 US Census Record
Model Tree available1930 United States Federal Census · San Francisco, California
Our Model Tree links this Arthur Nelson across the 1900, 1910, 1920 and 1930 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents Carl & Hannah — first a head (b.~1897), then head of a 5-person household.
Age 33
b. ~1897
Male
Head
Born: California
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Nelson |
| Given Name | Arthur L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 22 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Fireman |
| Industry | Fire Dept. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5400 |
| Veteran | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Fireman |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1897 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Arthur Nelson | Head | — | 33 | ~1897 |
| Selma Nelson | Other | — | 54 | ~1876 |
| Robert Nelson | Son | — | 8 | ~1922 |
| Arthur Nelson | Son | — | 3 | ~1927 |
| Florence Nelson | Spouse | — | 28 | ~1902 |
Census Appearances
1900
San Francisco, …
Son, age 5
San Francisco, California · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Sept |
| Birth Year | 1895 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Son, age 14
San Francisco, California · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Arthur A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 23
San Francisco, California · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Arthur |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | ship builder |
| Industry | ship yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Head, age 33
San Francisco, California · implied b. ~1897 — 5 household members
| Surname | Nelson |
| Given Name | Arthur L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 22 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Fireman |
| Industry | Fire Dept. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5400 |
| Veteran | No |
| 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 Arthur Nelson across 4 US Census years (1900, 1910, 1920 and 1930) in San Francisco, California, using XGBoost record linkage. Identified parents: father Carl Nelson (~0.92 confidence) and mother Hannah Nelson (~0.92 confidence) and father Charles Nelson (~0.92 confidence) and mother Hanna Nelson (~0.92 confidence) and mother Selma Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Nelson
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Hannah Nelson
b. ~1860
Source mother
● Household
· direct · ~0.92
Father
Charles Nelson
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Hanna Nelson
b. ~1861
Source mother
● Household
· direct · ~0.92
Mother
Selma Nelson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Nelson
Head · 1930 · age 33 · b. ~1897 · California
★ You are viewing this record
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:californiacensus00reel196:0739)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ernest Casassa | 34 | Head | Carpenter | California |
| 2 | Adele Casassa | 37 | Wife | — | California |
| 3 | Ernestine Casassa | 13 | Daughter | Student | California |
| 4 | Henry J. Thiemann | 44 | Head | Tug Boat | California |
| 5 | Mary A. Thiemann | 36 | Wife | — | California |
| 6 | Mary A. Thiemann | 16 | Daughter | Student | California |
| 7 | Henry J. Jr. Thiemann | 12 | Son | Student | California |
| 8 | Henry A. Ryder | 28 | Head | Electrician | California |
| 9 | Eugene Shelling | 52 | Head | Car-Repair | Pennsylvania |
| 10 | Mary T. Shelling | 42 | Wife | — | California |
| 11 | Marie M. Shelling | 10 | Daughter | Student | California |
| 12 | Ruth H. Shelling | 7 | Daughter | — | California |
| 13 | Jeanne B. Shelling | 1 | Daughter | — | California |
| 14 | Wm. J. Grady | 47 | Head | Book Binder | California |
| 15 | Paula A. Grady | 42 | Wife | — | California |
| 16 | Edward W. Grady | 21 | Son | Printer | California |
| 17 | Charles S. Grady | 16 | Son | Student | California |
| 18 | Gloria Jorgensen | 23 | Niece | Typist | California |
| 19 | Giuseppe Tamborini | 50 | Head | Stator | Italy |
| 20 | Maria Tamborini | 24 | Wife | — | Italy |
| 21 | Norma Tamborini | 5 | Daughter | — | California |
| 22 | Attilio Pain | 41 | Head | Specialist | Italy |
| 23 | Irene Pain | 30 | Wife | — | Italy |
| 24 | James Squillace | 31 | Head | Salesman | Italy |
| 25 | Regina Squillace | 27 | Wife | — | Italy |
| 26 | Rocco Squillace | 5 | Son | — | California |
| 27 | Pietro Gardi | 44 | Head | Janitor | Italy |
| 28 | Carolina Gardi | 66 | Mother | — | Italy |
| 29 | Grace C. Gardi | 16 | Grand-dau | Student | Italy |
| 30 | Evelyn A. Gardi | 7 | Grand-dau | — | California |
| 31 | Josephine Gardi | 30 | Sister | Laborer | Italy |
| 32 | Edw. L. Luciani | 45 | Head | Clerk | California |
| 33 | Annie Luciani | 36 | Wife | — | S. Dakota |
| 34 | Edward Jr. Luciani | 16 | Son | Student | California |
| 35 | Fred Luciani | 13 | Son | Student | California |
| 36 | Frank Serafini | 29 | Head | Layer Out | Nevada |
| 37 | Angelina Serafini | 26 | Wife | — | Italy |
| 38 | Frank Serafini | 1 | Son | — | California |
| 39 | Roy A. Anderson | 46 | Head | Stevedore | Norway |
| 40 | Ruth Anderson | 47 | Wife | — | Sweden |
| 41 | Bernard A. Anderson | 22 | Son | Chauffeur | California |
| 42 | Roy A. Anderson | 21 | Son | — | California |
| 43 | Leslie Anderson | 19 | Son | Student | California |
| 44 | Oscar Anderson | 17 | Son | Student | California |
| 45 | George Anderson | 15 | Son | Student | California |
| 46 | Arthur L. Nelson THIS PERSON | 33 | Head | Fireman | California |
| 47 | Florence E. Nelson | 28 | Wife | — | California |
| 48 | Robert M. Nelson | 8 | Son | Student | California |
| 49 | Arthur L. Jr. Nelson | 3 | Son | — | California |
| 50 | Selma Nelson | 54 | Mother-in-law | Cleaner | Sweden |
Pedigree Summary
Arthur
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)