JN
John Nelson — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Diego, California
Our Model Tree links this John Nelson across the 1900, 1910 and 1920 US Censuses in San Diego, California (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1896), then head of a 4-person household.
Age 24
b. ~1896
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Diego, California |
| Surname | Nelson |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Kansas |
| Additional Details | |
| Occupation | Machinist |
| Industry | Auto garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Machinist |
| Township / Ward | San Diego City |
| Est. Birth Year | ~1896 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Nelson | Head | — | 76 | ~1844 |
| Leland Nelson | Son | — | 19 | ~1901 |
| John Nelson | Son | — | 24 | ~1896 |
| Emma Nelson | Spouse | — | 62 | ~1858 |
Census Appearances
1900
San Diego, …
Son, age 5
San Diego, California · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Nov |
| Birth Year | 1895 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Kansas |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Diego, …
Son, age 14
San Diego, California · implied b. ~1896 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Diego, …
Son, age 24
San Diego, California · implied b. ~1896 — 4 household members
| Surname | Nelson |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Kansas |
| Occupation | Machinist |
| Industry | Auto garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 John Nelson across 3 US Census years (1900, 1910 and 1920) in San Diego, California, using XGBoost record linkage. Identified parents: father James Nelson (~0.92 confidence) and father James Nelson (~0.92 confidence) and father James Nelson (~0.92 confidence) and mother Emma Nelson (~0.92 confidence) and mother Anna Nelson (~0.92 confidence) and mother Anna Nelson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Nelson
b. ~1844
Source father
● Household
· direct · ~0.92
Father
James Nelson
b. ~1843
Source father
● Household
· direct · ~0.92
Father
James Nelson
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Emma Nelson
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Anna Nelson
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Anna Nelson
b. ~1859
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Nelson
Son · 1920 · age 24 · b. ~1896 · California
★ You are viewing this record
Sibling
Leland Nelson
Sibling · 1920 · age 19
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
1920 US Federal Census — San Diego, California
Open full size
1920 US Federal Census — San Diego, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu131unit:0370)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Emma S. Stevens | 49 | Head | — | Ohio |
| 52 | Sophia W. Finley | 36 | Head | — | California |
| 53 | Earl A. Finley | 11 | Son | Apprentice | California |
| 54 | Charles C. Finley | 13 | Son | — | California |
| 55 | Thomas A. Finley | 6 | Son | — | California |
| 56 | Smiley Durago | 40 | Brother | Assistant | California |
| 57 | Mary E. St. Clair | 62 | Head | — | England |
| 58 | Fannie Duncan | 51 | Sister | — | England |
| 59 | Mary E. Duncan | 16 | Niece | — | Texas |
| 60 | James A. Crawford | 76 | Head | — | Pennsylvania |
| 61 | Mary Crawford | 45 | Daughter | Enumerator | Pennsylvania |
| 62 | Terron Armstrong | 31 | Head | Superintendent | Ohio |
| 63 | Caroline Armstrong | 22 | Wife | — | Minnesota |
| 64 | Beverly W. Bolling | 66 | Head | President | Kentucky |
| 65 | Sarah V. Bolling | 60 | Wife | — | Pennsylvania |
| 66 | John E. Cusick | 31 | Head | President & Mgr | New Mexico |
| 67 | Mary A. Cusick | 66 | Mother | — | Missouri |
| 68 | Chris E. Shaffer | 36 | Head | Mechanic | Kansas |
| 69 | Pansy Shaffer | 32 | Wife | — | Kansas |
| 70 | Justine Shaffer | 3 | Daughter | — | Oklahoma |
| 71 | James A. Nelson | 76 | Head | — | Pennsylvania |
| 72 | Emma M. Nelson | 62 | Wife | — | Kansas |
| 73 | John R. Nelson THIS PERSON | 24 | Son | Machinist | California |
| 74 | Leland W. Nelson | 19 | Son | Truck Driver | California |
| 75 | James S. Wilson | 62 | Head | Salesman | Pennsylvania |
| 76 | Maud M. Wilson | 54 | Wife | — | New York |
| 77 | William Taylor | 71 | Head | — | Ohio |
| 78 | Elizabeth Taylor | 70 | Wife | — | Ohio |
| 79 | Ruth Walker | 34 | Daughter | Sewer | Ohio |
| 80 | William H. Mason | 33 | Head | Bookkeeper | Indiana |
| 81 | Lillian L. Mason | 33 | Wife | — | Missouri |
| 82 | Caroline Erickson | 47 | Head | — | Sweden |
| 83 | Reuben Erickson | 20 | Son | — | Michigan |
| 84 | Enoch R. Erickson | 18 | Son | — | Massachusetts |
| 85 | Ruth C. Erickson | 17 | Daughter | — | Massachusetts |
| 86 | Esther D. Erickson | 14 | Daughter | — | Massachusetts |
| 87 | Hannah V. Erickson | 11 | Daughter | — | Massachusetts |
| 88 | David A. Erickson | 8 | Son | — | Illinois |
| 89 | Anna E. Parsons | 42 | Head | Stenographer | Pennsylvania |
| 90 | Sylvia E. Pomade | 12 | Daughter | — | Mexico |
| 91 | Frederick R. Pomade | 11 | Son | — | Mexico |
| 92 | Jack E. Pomade | 5 | Son | — | California |
| 93 | Daniel W. Burke | 62 | Head | — | Ireland |
| 94 | Katherine Burke | 42 | Wife | — | Texas |
| 95 | Clestine Burke | 35 | Daughter | — | Jersey |
| 96 | William H. Robison | 38 | Head | Sheet Metal Worker | Nebraska |
| 97 | Emma G. Robison | 36 | Wife | — | Illinois |
| 98 | Iris W. Robison | 10 | Daughter | — | Nebraska |
| 99 | Betty S. Robison | 4 | Daughter | — | California |
| 100 | William H. Robison | 1 | Son | — | California |
Pedigree Summary
John + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)