FD
Frank Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Salt Lake, Utah
Our Model Tree links this Frank Davis across the 1910, 1920 and 1930 US Censuses in Salt Lake, Utah (XGBoost, ~Confirmed), with identified parents Joseph & J — first a son (b.~1891), then head of a 3-person household.
Age 39
b. ~1891
Male
Son
Born: Colorado
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Salt Lake, Utah |
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1891 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Joseph Davis | Head | — | 68 | ~1862 |
| Frank Davis | Son | — | 39 | ~1891 |
| Oscar Davis | Son | — | 43 | ~1887 |
Census Appearances
Son, age 19
Salt Lake, Utah · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Francis M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1920
Salt Lake, …
Son, age 29
Salt Lake, Utah · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Iowa |
| Occupation | Truck driver |
| Industry | Produce Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Salt Lake, …
Son, age 39
Salt Lake, Utah · implied b. ~1891 — 3 household members
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Frank Davis across 3 US Census years (1910, 1920 and 1930) in Salt Lake, Utah, using XGBoost record linkage. Identified parents: father Joseph Davis (~0.92 confidence) and father J Davis (~0.92 confidence) and father Joseph Davis (~0.92 confidence) and mother Ada Davis (~0.92 confidence) and mother Ida Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Davis
b. ~1862
Source father
● Household
· direct · ~0.92
Father
J Davis
b. ~1863
Source father
● Household
· direct · ~0.92
Father
Joseph Davis
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Ada Davis
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Ida Davis
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Davis
Son · 1930 · age 39 · b. ~1891 · Utah
★ You are viewing this record
Sibling
Oscar Davis
Sibling · 1930 · age 43
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:1930:15thcensus2420unit:0009)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | David Maldonado | 43 | Head | Miner | Old Mexico |
| 52 | Rosario Maldonado | 28 | wife-H | — | Old Mexico |
| 53 | Angelina Maldonado | 9 | daughter | — | Colorado |
| 54 | Elisa Maldonado | 7 | daughter | — | Colorado |
| 55 | Rehiben Maldonado | 2 | son | — | Utah |
| 56 | Daniel Maldonado | 0 | son | — | Utah |
| 57 | Joe Navarro | 28 | Head | Section Hand | Old Mexico |
| 58 | Kandelaria Navarro | 24 | wife-H | — | Old Mexico |
| 59 | Julia Navarro | 5 | daughter | — | Nebraska |
| 60 | Urabana Navarro | 3 | daughter | — | Colorado |
| 61 | Mary Navarro | 4 | daughter | — | Wyoming |
| 62 | Angelita Navarro | 1 | daughter | — | Wyoming |
| 63 | Mary Cortez | 62 | Aunt | — | Old Mexico |
| 64 | Joseph S. Davis | 68 | Head | Truckman | Ohio |
| 65 | Oscar Davis | 43 | son | Stenographer | Ohio |
| 66 | Frank Davis THIS PERSON | 39 | son | — | Colorado |
| 67 | Arthur Cottam | 24 | Head | Floor Weaver | Idaho |
| 68 | Eva Cottam | 21 | wife-H | — | Utah |
| 69 | Noreene Cottam | 2 | daughter | — | Utah |
| 70 | Dwyane A. Cottam | 0 | son | — | Utah |
| 71 | George Porter | 76 | Head | Nightwatchman | England |
| 72 | Esther E. Porter | 71 | wife-H | — | England |
| 73 | Lewis Hemmingway | 32 | Head | Sheet Metal | Utah |
| 74 | Mamie L. Hemmingway | 23 | wife-H | — | Utah |
| 75 | Florence I. Hemmingway | 9 | daughter | — | Utah |
| 76 | William J. Hall | 37 | Head | Laborer | Wisconsin |
| 77 | Ellen E. Hall | 32 | wife-H | — | Colorado |
| 78 | Hazel L. Hall | 14 | daughter | — | Utah |
| 79 | Walter R. Hall | 11 | son | — | Colorado |
| 80 | Arvin E. Hall | 10 | son | — | Colorado |
| 81 | Owen Shepherd | 52 | boarder | Truck Driver | Illinois |
| 82 | James Jones | 52 | boarder | Truck Driver | Iowa |
| 83 | James Williams | 31 | Head | Laborer | New York |
| 84 | Marie Williams | 34 | wife-H | — | Kansas |
| 85 | Anna Lofgren | 55 | Head | — | Sweden |
| 86 | Sina Lofgren | 16 | daughter | — | Sweden |
| 87 | Gilbert M. Saathoff | 24 | Head | Lithographer | Texas |
| 88 | Harriet L. Saathoff | 21 | wife-H | — | Wyoming |
| 89 | Gilbert M. Saathoff | 2 | son | — | Utah |
| 90 | Rosella Bradfield | 9 | cousin | — | Utah |
| 91 | Thomas H. Lloyd | 51 | Head | Watchman | Utah |
| 92 | Floyd Lloyd | 14 | son | — | Utah |
| 93 | Joseph S. Lloyd | 31 | son | Boiler Maker | Utah |
| 94 | Genevieve Lloyd | 20 | daughter-H | — | Utah |
| 95 | John Green | 45 | Head | Porter | Tennessee |
| 96 | Stella Green | 38 | wife-H | — | Kansas |
| 97 | Claud E. Zink | 35 | Head | Laborer | Oregon |
| 98 | Olive V. Zink | 26 | wife-H | — | Utah |
| 99 | Harold Zink | 7 | son | — | Idaho |
| 100 | Dorothy Zink | 6 | daughter | — | Utah |
Related Census Records
Pedigree Summary
Frank + 1 sibling
Gen 1 · 5 parents
~0.92
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)