RD
Ray Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Salt Lake, Utah
Our Model Tree links this Ray Davis across the 1910, 1920, 1930 and 1940 US Censuses in Salt Lake, Utah (XGBoost, ~Confirmed), with identified parents Stanley & Stanley — first a son (b.~1910), then head of a 4-person household.
Age 20
b. ~1910
Male
Son
Born: Utah
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Salt Lake, Utah |
| Surname | Davis |
| Given Name | Ray |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 20 |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Gas Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Truck Driver |
| Township / Ward | Town Of Bingham Canyon |
| Est. Birth Year | ~1910 |
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 1930 census.
| Name | Relation to head | Relative to Ray | Age | Birth yr |
|---|---|---|---|---|
| Mary Davis | Spouse | — | 54 | ~1876 |
| Ray Davis | Son | — | 20 | ~1910 |
| Stanley Davis | Head | — | 27 | ~1903 |
| Billy Davis | Son | — | 11 | ~1919 |
Census Appearances
1910
Salt Lake, …
Son, age
Salt Lake, Utah · implied b. ~1910 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davies |
| Given Name | Ray |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1920
Salt Lake, …
Son, age 10
Salt Lake, Utah · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ray |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Salt Lake, …
Son, age 20
Salt Lake, Utah · implied b. ~1910 — 4 household members
| Surname | Davis |
| Given Name | Ray |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 20 |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | Truck Driver |
| Industry | Gas Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Head, age 30
Salt-Lake-County, Utah · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davies |
| Given Name | Ray S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Bingham Canyon |
| 1935 Residence (County) | Salt Lake |
| Occupation | engineer |
| Industry | Copper mine |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1740 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Ray Davis across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Stanley Davis (~0.92 confidence) and father Stanley Davies (~0.92 confidence) and mother Mary Davies (~0.92 confidence) and mother Mary Davis (~0.92 confidence) and father Stanley Davis (~0.60 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Father
Stanley Davis
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Stanley Davies
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mary Davies
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Stanley Davis
b. ~1903
Source father
● Household
· direct · ~0.6
This person
Anchor record
Ray Davis
Son · 1930 · age 20 · b. ~1910 · Utah
★ You are viewing this record
Sibling
Billy Davis
Sibling · 1930 · age 11
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
1930 US Federal Census — Salt Lake, Utah
Open full size
1930 US Federal Census — Salt Lake, Utah
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2417unit:0723)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eli S. Porter | 72 | Head | None | New York |
| 2 | John L. Porter | 37 | Son | Carpenter | Utah |
| 3 | Alfred Mellon | 39 | Head | Engineer | England |
| 4 | Hilda Mellon | 33 | Wife | None | England |
| 5 | James R. Miller | 31 | Head | Barber | North Carolina |
| 6 | Hazel Miller | 22 | Wife | None | Michigan |
| 7 | Barbara J. Miller | 0 | Daughter | None | Utah |
| 8 | Carl Nichols | 44 | Head | Car Repair | Utah |
| 9 | Jane Nichols | 45 | Wife | None | Utah |
| 10 | Emily Nichols | 12 | Daughter | None | Utah |
| 11 | Lucile Nichols | 10 | Daughter | None | Utah |
| 12 | Andrew Takis | 40 | Head | Painter | Greece |
| 13 | Mary Takis | 35 | Wife | None | Smyrna |
| 14 | Andrew Jr. Takis | 18 | Son | None | Utah |
| 15 | League Takis | 16 | Daughter | None | Utah |
| 16 | Athena Takis | 15 | Daughter | None | Utah |
| 17 | Artemis Takis | 12 | Daughter | None | Utah |
| 18 | Stanley P. Davis | 27 | Head | Drayman | Utah |
| 19 | Mary E. Davis | 54 | Wife | None | Utah |
| 20 | Ray Davis THIS PERSON | 20 | Son | Truck Driver | Utah |
| 21 | Billy Davis | 11 | Son | None | Utah |
| 22 | Gilbert Hibbard | 21 | Head | Fireman | Utah |
| 23 | Nellie Hibbard | 21 | Wife | None | England |
| 24 | Phillip Gonzales | 50 | Head | Section Man | New Mexico |
| 25 | Pilar Gonzales | 48 | Wife | None | New Mexico |
| 26 | Jennie Gonzales | 17 | Daughter | None | New Mexico |
| 27 | Jean Gonzales | 21 | Son | Miner | New Mexico |
| 28 | Felix Gonzales | 19 | Son | Section-Man | New Mexico |
| 29 | Raymond Gonzales | 9 | Son | None | New Mexico |
| 30 | Lillie Gonzales | 12 | Daughter | None | New Mexico |
| 31 | Lula Gonzales | 5 | Daughter | None | New Mexico |
| 32 | Ambrose Martinez | 25 | Head | Miner | New Mexico |
| 33 | Bernice Martinez | 24 | Wife | None | New Mexico |
| 34 | Emma Mcguire | 72 | Head | None | Dublin, Ireland |
| 35 | Cayetano Ochoa | 23 | Head | Miner | Mexico |
| 36 | Sabina Ochoa | 19 | Wife | None | Mexico |
| 37 | Cayetano Ochoa | 1 | Son | None | Utah |
| 38 | Mateo Navaro | 40 | Father-in-law | Trackman | Mexico |
| 39 | Ayaz Navaro | 38 | Mother-in-law | None | Mexico |
| 40 | Lawrence L. Hansen | 32 | Head | Bookkeeper | Utah |
| 41 | Ethyle M. Hansen | 30 | Wife | Beauty Operator | Pennsylvania |
| 42 | Gregory Gonzales | 29 | Head | Miner | New Mexico |
| 43 | Margaret Gonzales | 28 | Wife | None | New Mexico |
| 44 | Rita Gonzales | 8 | Daughter | None | New Mexico |
| 45 | Emma Gonzales | 4 | Daughter | None | Colorado |
| 46 | Helen Gonzales | 2 | Daughter | None | Colorado |
| 47 | Junior Gonzales | 0 | Son | None | Utah |
| 48 | Alfred Williams | 63 | Head | Sampler | Kentucky |
| 49 | Selma M. Williams | 60 | Wife | None | Sweden |
| 50 | Catherine M. Williams | 20 | Daughter | Teacher | Utah |
Pedigree Summary
Ray + 1 sibling
Gen 1 · 5 parents
~0.86
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)