LM
Leonard Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this Leonard Miller across the 1920, 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed), with identified parents Hellen & Agnes — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Miller |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Park City |
| 1935 Residence (County) | Summit |
| Additional Details | |
| Occupation | proprietor |
| Industry | grocery store |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Proprietor |
| Township / Ward | Copperton |
| Est. Birth Year | ~1906 |
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 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Joyce Miller | Daughter | — | 10 | ~1930 |
| Lillian Miller | Spouse | — | 29 | ~1911 |
| Leonard Miller | Head | — | 34 | ~1906 |
Census Appearances
1920
Salt Lake, …
Son, age 14
Salt Lake, Utah · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Salt Lake, …
Head, age 24
Salt Lake, Utah · implied b. ~1906 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 21 |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | Manager |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | 26 |
| Home Value / Rent | R |
| Veteran | R |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Head, age 34
Salt-Lake-County, Utah · implied b. ~1906 — 3 household members
| Surname | Miller |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Park City |
| 1935 Residence (County) | Summit |
| Occupation | proprietor |
| Industry | grocery store |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Utah |
| 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 Leonard Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Hellen Miller (~0.92 confidence) and mother Agnes Miller (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Hellen Miller
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Agnes Miller
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leonard Miller
Head · 1940 · age 34 · b. ~1906 · Utah
★ 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 — Salt-Lake-County, Utah
Open full size
1940 US Federal Census — Salt-Lake-County, Utah
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-04216-00665)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vaughn Christensen | 42 | Head | Proprietor | Utah |
| 2 | Ada Christensen | 41 | Wife | Proprietor | England |
| 3 | Jack Christensen | 21 | Son | Clerk | Utah |
| 4 | Earl Christensen | 39 | Brother | Laborer | Utah |
| 5 | Norris Deakin | 27 | Head | Brakeman | Utah |
| 6 | Betty Deakin | 24 | Wife | — | Utah |
| 7 | Betty Lou Deakin | 1 | Daughter | — | Utah |
| 8 | Elbert Rogers | 27 | Head | Proprietor | Utah |
| 9 | Gloria Rogers | 21 | Wife | — | Utah |
| 10 | Eva Fifield | 36 | Head | Music Teacher | Utah |
| 11 | Richard Fifield | 19 | Son | Brakeman | Idaho |
| 12 | Eugene Fifield | 17 | Son | — | Utah |
| 13 | Betty Fifield | 12 | Daughter | — | Idaho |
| 14 | Jane Fifield | 7 | Daughter | — | Utah |
| 15 | Clarence Pollard | 34 | Head | Teacher | Idaho |
| 16 | Alta Pollard | 30 | Wife | — | Utah |
| 17 | De Lanne Pollard | 5 | Daughter | — | Utah |
| 18 | Carolyn Pollard | 4 | Daughter | — | Utah |
| 19 | G. G. Asbury | 70 | Lodger | Laborer | Kansas |
| 20 | Edward Christensen | 25 | Head | Machinist | Utah |
| 21 | Minnetta Christensen | 22 | Wife | — | Utah |
| 22 | Sharon Christensen | 2 | Daughter | — | Utah |
| 23 | Henry Wiley | 48 | Head | Lesser | Idaho |
| 24 | Luella Wiley | 46 | Wife | — | Utah |
| 25 | Wayne Wiley | 16 | Son | — | Utah |
| 26 | Ray Graham | 32 | Head | Track Man | Wyoming |
| 27 | Rose Graham | 24 | Wife | — | Wyoming |
| 28 | Floyd Graham | 6 | Son | — | Wyoming |
| 29 | Gale Graham | 3 | Son | — | Wyoming |
| 30 | Arthur Beals | 61 | Head | — | New York |
| 31 | Alice Beals | 61 | Wife | — | New York |
| 32 | George Knudsen | 39 | Head | Safety Engineer | Utah |
| 33 | Pearl Knudsen | 36 | Wife | Office Assistant | Colorado |
| 34 | George Knudsen | 8 | Son | — | Utah |
| 35 | Ida Meagher | 57 | Mother-in-law | — | Illinois |
| 36 | Leonard Miller THIS PERSON | 34 | Head | Proprietor | Utah |
| 37 | Lillian Miller | 29 | Wife | — | Oregon |
| 38 | Joyce Miller | 10 | Daughter | — | Utah |
Pedigree Summary
Leonard
Gen 1 · 2 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)