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Billy Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Maricopa-County, Arizona
Our Model Tree links this Billy Smith across the 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 5-person household.
Age 11
b. ~1929
Male
Son
Born: Arizona
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Maricopa-County, Arizona |
| Surname | Smith |
| Given Name | Billy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Glendale Town |
| 1935 Residence (County) | Maricopa |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
| Township / Ward | Glendale Town |
| Est. Birth Year | ~1929 |
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 1940 census.
| Name | Relation to head | Relative to Billy | Age | Birth yr |
|---|---|---|---|---|
| Luther Smith | Head | — | 53 | ~1887 |
| Billy Smith | Son | — | 11 | ~1929 |
| Dorothy Smith | Daughter | — | 8 | ~1932 |
| Chester Smith | Son | — | 20 | ~1920 |
| Alice Smith | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Maricopa, Arizona
Son, age 1
Maricopa, Arizona · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Billy J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1940
Maricopa-County, Arizona
Son, age 11
Maricopa-County, Arizona · implied b. ~1929 — 5 household members
| Surname | Smith |
| Given Name | Billy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Glendale Town |
| 1935 Residence (County) | Maricopa |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
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 Billy Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Billy Smith
Son · 1940 · age 11 · b. ~1929 · Arizona
★ You are viewing this record
Sibling
Chester Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Smith
Sibling · 1940 · age 8
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
1940 US Federal Census — Maricopa-County, Arizona
Open full size
1940 US Federal Census — Maricopa-County, Arizona
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00107-00274)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dan D Burlington | 62 | Head | Foreman | Texas |
| 2 | Zyna Burlington | 62 | Wife | — | Florida |
| 3 | Malcolm Burlington | 21 | Son | Laborer | Arizona |
| 4 | Luther A Smith | 53 | Head | Barber | Missouri |
| 5 | Alice M Smith | 44 | Wife | — | Missouri |
| 6 | Chester Smith | 20 | Son | Clerk | Missouri |
| 7 | Billy Smith THIS PERSON | 11 | Son | — | Arizona |
| 8 | Dorothy Smith | 8 | Daughter | — | Arizona |
| 9 | George V King | 51 | Head | Salesman | Michigan |
| 10 | Lida King | 54 | Wife | — | Michigan |
| 11 | Kenneth Allen | 40 | Head | Printer | Wisconsin |
| 12 | Bernice Allen | 40 | Wife | — | Iowa |
| 13 | Charles L Allen | 11 | Son | — | Arizona |
| 14 | D. Porter Allen | 26 | Head | Secretarial | Montana |
| 15 | Myrtle Allen | 19 | Wife | — | British W. I. |
| 16 | Edwin Dempsey | 31 | Head | Clerical | Michigan |
| 17 | Pearl Dempsey | 31 | Wife | — | Kansas |
| 18 | Gertrude Dempsey | 6 | Daughter | — | Arizona |
| 19 | William Dempsey | 3 | Son | — | Arizona |
| 20 | Dewitt Robinson | 47 | Head | Manager | New York |
| 21 | Jennie Robinson | 48 | Wife | Clerk | New York |
| 22 | Billy Robinson | 10 | Son | — | Arizona |
| 23 | Bobby Robinson | 5 | Son | — | Arizona |
| 24 | Frances Pugh | 21 | Lodger | — | Arizona |
| 26 | Manuela Perez | 45 | Head | — | Arizona |
| 27 | Antonio Martinez | 49 | Lodger | Laborer | Arizona |
| 28 | Arthur Perez | 44 | Head | Laborer | Arizona |
| 29 | Otvena Perez | 40 | Wife | — | Arizona |
| 30 | Joe Perez | 18 | Son | Laborer | Arizona |
| 31 | Eva Angelina Perez | 13 | Daughter | — | Arizona |
| 32 | Amelia Corral | 46 | Head | — | Mexico |
| 33 | Aniceto Corral | 22 | Son | — | Arizona |
| 34 | Cruz Corral | 14 | Daughter | — | Arizona |
| 35 | Benny Corral | 10 | Son | — | Arizona |
| 36 | Dora Corral | 6 | Daughter | — | Arizona |
| 37 | Jose R. Dominguez | 75 | Head | Clerk | New Mexico |
| 38 | Manuel Cota | 51 | Head | Laborer | New Mexico |
| 39 | Delores Cota | 47 | Wife | — | Mexico |
| 40 | Maria Cota | 4 | Daughter | — | Arizona |
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)