WA
William Adams — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Joaquin, California
Our Model Tree links this William Adams across the 1900, 1910 and 1920 US Censuses in San Joaquin, California (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a son (b.~1899), then head of a 4-person household.
Age 21
b. ~1899
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Joaquin, California |
| Surname | Adams |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | California |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Lodi City |
| Est. Birth Year | ~1899 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Jessie Adams | Daughter | — | 19 | ~1901 |
| Robert Adams | Head | — | 57 | ~1863 |
| William Adams | Son | — | 21 | ~1899 |
| Susanne Adams | Spouse | — | 51 | ~1869 |
Census Appearances
1900
San Joaquin, …
Son, age 2
San Joaquin, California · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Sep |
| Birth Year | 1898 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | California |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Joaquin, …
Son, age 11
San Joaquin, California · implied b. ~1899 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | William Rob |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | California |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Joaquin, …
Son, age 21
San Joaquin, California · implied b. ~1899 — 4 household members
| Surname | Adams |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | California |
| 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 William Adams across 3 US Census years (1900, 1910 and 1920) in San Joaquin, California, using XGBoost record linkage. Identified parents: father Robert Adams (~0.92 confidence) and father Robert Adams (~0.92 confidence) and father Robert Adams (~0.92 confidence) and mother Susanne Adams (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Adams
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Robert Adams
b. ~1863
Source father
● Household
· direct · ~0.92
Father
Robert Adams
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Susanne Adams
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Adams
Son · 1920 · age 21 · b. ~1899 · California
★ You are viewing this record
Sibling
Jessie Adams
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 Joaquin, California
Open full size
1920 US Federal Census — San Joaquin, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu143unit:0423)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Robert Adams | 57 | Head | Farmer | Ireland |
| 52 | Susanne Adams | 51 | Wife | — | California |
| 53 | William R Adams THIS PERSON | 21 | Son | — | California |
| 54 | Jessie I Adams | 19 | Daughter | — | California |
| 55 | Joseph H Mcinnis | 34 | Head | Fireman | Kansas |
| 56 | Marguerite H Mcinnis | 41 | Wife | — | Michigan |
| 57 | Ray J Mainville | 26 | Head | Machinist | Michigan |
| 58 | Irene G Mainville | 30 | Wife | — | California |
| 59 | Ellsworth J Mainville | 1 | Son | — | California |
| 60 | Verna G Hunt | 12 | Step-daughter | — | California |
| 61 | Raymond J Hunt | 9 | Step-son | — | California |
| 62 | Lois J Hunt | 7 | Step-daughter | — | California |
| 63 | Lorraine R Hunt | 5 | Step-daughter | — | California |
| 64 | Anna Brach | 52 | Head | — | Switzerland |
| 65 | Martha Oehler | 23 | Roomer | Stenographer | Minnesota |
| 66 | William F Meeder | 28 | Head | Assistant Cashier | Nebraska |
| 67 | Alma Meeder | 31 | Wife | — | Michigan |
| 68 | William H Jr Meeder | 2 | Son | — | California |
| 69 | Charlotte L Meeder | 0 | Daughter | — | California |
| 70 | Meyer Silver | 31 | Head | Merchant | Russia |
| 71 | Rose C Silver | 26 | Wife | — | Romania |
| 72 | Marcia Silver | 4 | Daughter | — | California |
| 73 | Eugene H Nickel | 52 | Head | Merchant | Germany |
| 74 | Annie M Nickel | 30 | Wife | — | California |
| 75 | Theodore E Nickel | 10 | Son | — | California |
| 76 | Earl B Nickel | 7 | Son | — | California |
| 77 | Eugene H Jr Nickel | 4 | Son | — | California |
| 78 | Herbert R Nickel | 0 | Son | — | California |
| 79 | Clair R Solomon | 22 | Head | Milliner | California |
| 80 | Helen Todd | 21 | Partner | Milliner | Iowa |
| 81 | Theodore Hallock | 23 | Roomer | Salesman | Russia |
| 82 | August Jensen | 28 | Head | Blacksmith | Denmark |
| 83 | Eldine I Jensen | 26 | Wife | — | Missouri |
| 84 | Orval Jensen | 7 | Son | — | California |
| 85 | Pearl C Osborne | 27 | Sister-in-law | Nurse | California |
| 86 | John H Mcsherry | 39 | Head | — | Ohio |
| 87 | Thomas J Goodrich | 58 | Head | Farmer | California |
| 88 | Mary Goodrich | 47 | Wife | — | California |
| 89 | Meloda M Goodrich | 13 | Daughter | — | California |
| 90 | George C Putnam | 52 | Head | Salesman | Illinois |
| 91 | Priscilla M Putnam | 49 | Wife | — | Illinois |
| 92 | Waldron J Putnam | 7 | Son | — | California |
| 93 | Eldon C Long | 43 | Head | Farmer | California |
| 94 | Annie M Long | 52 | Wife | — | California |
| 95 | Lloyd Virden | 22 | Nephew | Laborer | California |
| 96 | Elmer O Humphrey | 43 | Head | Manager | California |
| 97 | Marjorie Humphrey | 26 | Wife | — | Arizona |
| 98 | Earl A Humphrey | 2 | Son | — | California |
| 99 | Rebecca J Ivory | 73 | Head | — | Ohio |
| 100 | Ruth H Ivory | 37 | Daughter | — | California |
Pedigree Summary
William + 1 sibling
Gen 1 · 4 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)