WP
William Pierce — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this William Pierce across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Billy — first a head (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Pierce |
| Given Name | William A |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Motion picture producer |
| Industry | Columbia |
| Class of Worker | PW |
| Income (1939) | 5000 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Motion Picture Producer |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1902 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Caroline Pierce | Daughter | — | 2 | ~1938 |
| William Pierce | Head | — | 38 | ~1902 |
| Alice Stephenson | Other | — | 59 | ~1881 |
| Wilma Pierce | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Los Angeles, …
Son, age 17
Los Angeles, California · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierce |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Los Angeles, …
Head, age 28
Los Angeles, California · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierce |
| Given Name | William A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 21 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Salesman |
| Industry | E. Agency |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Veteran | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Los-Angeles-County, California
Head, age 38
Los-Angeles-County, California · implied b. ~1902 — 4 household members
| Surname | Pierce |
| Given Name | William A |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Motion picture producer |
| Industry | Columbia |
| Class of Worker | PW |
| Income (1939) | 5000 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Pierce across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Billy Pierce (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Billy Pierce
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Pierce
Head · 1940 · age 38 · b. ~1902 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00399-00152)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leo J Seigenberg | 51 | Head | Manufacturer | England |
| 2 | Clara M Seigenberg | 47 | Wife | — | Pennsylvania |
| 3 | Nimon Seigenberg | 15 | daughter | — | California |
| 4 | Leora Seigenberg | 12 | daughter | — | California |
| 5 | Cora Guderson | 27 | Servant | Servant-Maid | South Dakota |
| 6 | Dr. Arthur R Timme | 48 | Head | Medical Doctor | Ohio |
| 7 | Pauline G Timme | 48 | wife | — | Italy |
| 8 | Richard R Newmark | 33 | head | Solicitor Salesman | California |
| 9 | Jane S Newmark | 26 | wife | — | Illinois |
| 10 | Jill Newmark | 3 | daughter | — | California |
| 11 | Fritzi Berne | 45 | nurse | Nurse Maid-Baby | Germany |
| 12 | John F Siemers | 46 | Head | Civil Engineer | New York |
| 13 | Frances W Siemers | 47 | wife | — | Ohio |
| 14 | Dolores Robertson | 10 | niece | — | Pennsylvania |
| 15 | William A Pierce THIS PERSON | 38 | head | Motion Picture Producer | Tennessee |
| 16 | Wilma S Pierce | 37 | wife | — | Wisconsin |
| 17 | Caroline Pierce | 2 | daughter | — | California |
| 18 | Alice N Stephenson | 59 | mother-in-law | — | Illinois |
| 19 | Julian Rivers | 49 | head | Actor | California |
| 20 | Isabel Rivers | 35 | wife | — | England |
| 21 | Loraine Rivers | 16 | daughter | — | Washington |
| 22 | Yvonne Rivers | 10 | daughter | — | California |
| 23 | Minne Armstrong | 66 | head | — | Missouri |
| 24 | Jane Richie | 52 | lodger | Investigator | Colorado |
| 25 | Mattie Campbell | 26 | head | Servant-Cook | Oklahoma |
| 26 | Elena R Gault | 44 | wife | — | Nebraska |
| 27 | Phil Ohman | 43 | head | Musician-Composer | Connecticut |
| 28 | Mildred Ohman | 46 | wife | — | New York |
| 29 | Harry E Mills | 61 | head | Actor | England |
| 30 | Lillian F Mills | 58 | wife | — | Michigan |
| 31 | Alma Mason | 28 | head | — | California |
| 32 | Lucy S Francis | 75 | head | — | England |
| 33 | Jane Alcock | 59 | Companion | Servant Companion | England |
| 34 | Lillian F Mc Donald | 56 | head | Teacher | Canada |
| 35 | — | None | — | — | — |
| 36 | Lucia Faulksner | 68 | head | — | Illinois |
| 37 | Carrie G Dove | 48 | head | Lodging House Keeper | Kentucky |
| 38 | Betty V Dove | 23 | daughter | Telephone Operator | Ohio |
| 39 | Robert T Dove | 22 | son | Shipping Clerk | Kentucky |
| 40 | John M Dove | 22 | son | Shipping Clerk | Kentucky |
Pedigree Summary
William
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)