JM
James Miller — 1920 US Census Record
Model Tree available1920 United States Federal Census · Rio Blanco, Colorado
Our Model Tree links this James Miller across the 1920, 1930 and 1940 US Censuses in Rio Blanco, Colorado (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1913), then head of a 7-person household.
Age 7
b. ~1913
Male
Son
Born: Colorado
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Rio Blanco, Colorado |
| Surname | Miller |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | none |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Out Of Town |
| Est. Birth Year | ~1913 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Clara Miller | Daughter | — | 15 | ~1905 |
| Helen Miller | Daughter | — | 5 | ~1915 |
| Mary Miller | Daughter | — | 17 | ~1903 |
| John Miller | Head | — | 56 | ~1864 |
| Jack Miller | Son | — | 11 | ~1909 |
| James Miller | Son | — | 7 | ~1913 |
| Nellie Miller | Spouse | — | 39 | ~1881 |
Census Appearances
1920
Rio Blanco, …
Son, age 7
Rio Blanco, Colorado · implied b. ~1913 — 7 household members
| Surname | Miller |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Rio Blanco, …
Son, age 18
Rio Blanco, Colorado · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Jim |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Ranch |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Rio-Blanco-County, Colorado
Head, age 28
Rio-Blanco-County, Colorado · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Jim C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Meeker Town |
| 1935 Residence (County) | Rio Blanco |
| Occupation | Laborer |
| Industry | local creamery |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 1040 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| 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 James Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Miller (~0.92 confidence) and father John Miller (~0.92 confidence) and mother Nellie Miller (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Miller
b. ~1863
Source father
● Household
· direct · ~0.92
Father
John Miller
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Nellie Miller
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Miller
Son · 1920 · age 7 · b. ~1913 · Colorado
★ You are viewing this record
Sibling
Helen Miller
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Miller
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Miller
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Miller
Sibling · 1920 · 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
1920 US Federal Census — Rio Blanco, Colorado
Open full size
1920 US Federal Census — Rio Blanco, Colorado
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu169unit:0524)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isaac La Grange | 50 | Head | Farmer | Iowa |
| 2 | Margarette La Grange | 47 | Wife | None | Iowa |
| 3 | Isaac La Grange | 20 | Son | None | Colorado |
| 4 | Margarette La Grange | 14 | Daughter | None | Colorado |
| 5 | Robert La Grange | 12 | Son | None | Colorado |
| 6 | Catherine La Grange | 7 | Daughter | None | Colorado |
| 7 | Valjeanne La Grange | 4 | Daughter | None | Colorado |
| 8 | Roy Mc Kay | 27 | Head | Manager | Colorado |
| 9 | Gladys Mc Kay | 22 | Wife | None | Utah |
| 10 | Margarette Mc Kay | 2 | Daughter | None | Colorado |
| 11 | Clinton Mc Kay | 0 | Son | None | Colorado |
| 12 | Walter M Brown | 25 | Head | Farmer | Missouri |
| 13 | Mary Brown | 25 | Wife | None | Oklahoma |
| 14 | Jane Brown | 4 | Daughter | None | Colorado |
| 15 | Francis Marion Brown | 2 | Son | None | Colorado |
| 16 | Walter H Brown | 0 | Son | None | Colorado |
| 17 | Samuel Richardson | 60 | Head | Farmer | Illinois |
| 18 | Orville Richardson | 15 | Son | Laborer | Oklahoma |
| 19 | John H Miller | 56 | Head | Farmer | Maryland |
| 20 | Nellie C Miller | 39 | Wife | None | Missouri |
| 21 | Mary Miller | 17 | Daughter | None | Colorado |
| 22 | Clara Miller | 15 | Daughter | None | Colorado |
| 23 | Jack Miller | 11 | Son | None | Colorado |
| 24 | James Miller THIS PERSON | 7 | Son | None | Colorado |
| 25 | Helen Miller | 5 | Daughter | None | Colorado |
| 26 | Fredrick A Davis | 46 | Head | Manager | New York |
| 27 | George Arnold | 39 | Laborer | Laborer | Kansas |
| 28 | Lewis Baber | 56 | Head | Farmer | Missouri |
| 29 | Viola Baber | 52 | Wife | None | Illinois |
| 30 | Isaac Baber | 27 | Son | Dresser | Oklahoma |
| 31 | Allan Engstrand | 22 | Son | None | Oklahoma |
| 32 | Harvey Baber | 19 | Son | None | Oklahoma |
| 33 | Oscar Baber | 17 | Son | None | Oklahoma |
| 34 | Bee Baber | 16 | Son | None | Oklahoma |
| 35 | Dee Baber | 16 | Daughter | None | Oklahoma |
| 36 | Effie Baber | 13 | Daughter | None | Oklahoma |
| 37 | George Baber | 11 | Son | None | Oklahoma |
| 38 | Loralie Baber | 9 | Daughter | None | Oklahoma |
| 39 | William B Lester | 64 | Head | Farmer | Indiana |
| 40 | Minnie D Lester | 54 | Wife | None | Iowa |
| 41 | Elmer Davis | 48 | Head | Farmer | Kentucky |
| 42 | Lula Davis | 46 | Wife | None | Illinois |
| 43 | Adolph C Davis | 27 | Son | Laborer | Illinois |
| 44 | Fred E Davis | 20 | Son | Clerk | Illinois |
| 45 | Paul M Davis | 23 | Son | Tool Dresser | Illinois |
| 46 | Irving Puckett | 67 | Head | Farmer | Missouri |
| 47 | Charles Puckett | 33 | Son | Laborer | Kansas |
| 48 | William Fairfield | 50 | Head | Farmer | Wisconsin |
| 49 | Hattie Fairfield | 43 | Wife | None | Illinois |
| 50 | Thomas Fairfield | 67 | Head | None | England |
Pedigree Summary
James + 4 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)