MT
Myrtle Thomas — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Rio Blanco, Colorado
Our Model Tree links this Myrtle Thomas across the 1910 and 1920 US Censuses in Rio Blanco, Colorado (XGBoost, ~Confirmed) — first a daughter (b.~1902), then head of a 9-person household.
Age 18
b. ~1902
Female
Daughter
Born: Colorado
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Rio Blanco, Colorado |
| Surname | Thomas |
| Given Name | Myrtle A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Precinct 5 Coal Creek |
| Est. Birth Year | ~1902 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Myrtle | Age | Birth yr |
|---|---|---|---|---|
| Charles Thomas | Son | — | 20 | ~1900 |
| Robert Thomas | Son | — | 11 | ~1909 |
| John Thomas | Son | — | 14 | ~1906 |
| Arthur Thomas | Son | — | 8 | ~1912 |
| Bernice Thomas | Daughter | — | 5 | ~1915 |
| Myrtle Thomas | Daughter | — | 18 | ~1902 |
| George Thomas | Son | — | 16 | ~1904 |
| Rosa Thomas | Spouse | — | 42 | ~1878 |
| William Thomas | Head | — | 48 | ~1872 |
Census Appearances
1910
Rio Blanco, …
Daughter, age 8
Rio Blanco, Colorado · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Myrtle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1920
Rio Blanco, …
Daughter, age 18
Rio Blanco, Colorado · implied b. ~1902 — 9 household members
| Surname | Thomas |
| Given Name | Myrtle A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Myrtle Thomas across 2 US Census years (1910 and 1920) in Rio Blanco, Colorado, using XGBoost record linkage.
Show:
This person
Anchor record
Myrtle Thomas
Daughter · 1920 · age 18 · b. ~1902 · Colorado
★ You are viewing this record
Sibling
Charles Thomas
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thomas
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Thomas
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Thomas
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Thomas
Sibling · 1920 · 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
1920 US Federal Census — Rio Blanco, Colorado
Open full size
1920 US Federal Census — Rio Blanco, Colorado
Page Contents
48 people indexed on this census page (ia:1920:14thcensusofpopu169unit:0553)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lola E. Wilson | 6 | daughter | None | Colorado |
| 52 | Maxine C. Wilson | 3 | daughter | None | Colorado |
| 53 | Walter L. Wilson | 1 | son | None | Colorado |
| 54 | James B. Walker | 63 | hired man | Farm Laborer | Tennessee |
| 55 | Archie J. Holland | 31 | Head | Farmer | Colorado |
| 56 | Josephine H. Holland | 32 | wife | None | Louisiana |
| 57 | Marie A. Holland | 6 | daughter | None | Colorado |
| 58 | Timothy Holland | 4 | son | None | Colorado |
| 59 | Margaret N. Holland | 2 | daughter | None | Colorado |
| 60 | John F. Holland | 68 | uncle | Farm Laborer | New York |
| 61 | Timothy D. Holland | 66 | Head | None | New York |
| 62 | Maria Holland | 66 | wife | None | New York |
| 63 | Mathew O. Walden | 54 | Head | Farmer | Iowa |
| 64 | Elizabeth Walden | 44 | wife | None | Missouri |
| 65 | John R. Walden | 12 | son | Farm Laborer | Colorado |
| 66 | George W. Britton | 23 | stepson | Farm Laborer | Colorado |
| 67 | Edwin H. Britton | 19 | stepson | Farm Laborer | Colorado |
| 68 | Johannes J. Hansen | 23 | nephew | Farm Laborer | California |
| 69 | Edith M. Hansen | 29 | niece | None | Colorado |
| 70 | Elmo E. Hansen | 1 | nephew | None | Colorado |
| 71 | Milo Costa | 41 | Head | Farmer | Missouri |
| 72 | Mattie B. Costa | 14 | daughter | None | Colorado |
| 73 | Nellie F. Costa | 11 | daughter | None | Colorado |
| 74 | Melvin M. Costa | 10 | son | Farm Laborer | Colorado |
| 75 | Edwin N. Morgan | 34 | Head | Farmer | Colorado |
| 76 | Freda Morgan | 45 | wife | None | Kansas |
| 77 | Helen M. Rolf | 20 | boarder | School Teacher | Colorado |
| 78 | William A. Thomas | 48 | Head | Farmer | Iowa |
| 79 | Rosa C. Thomas | 42 | wife | None | Iowa |
| 80 | Charles F. Thomas | 20 | son | Farm Laborer | Colorado |
| 81 | Myrtle A. Thomas THIS PERSON | 18 | daughter | None | Colorado |
| 82 | George G. Thomas | 16 | son | Farm Laborer | Colorado |
| 83 | John J. Thomas | 14 | son | Farm Laborer | Colorado |
| 84 | Robert W. Thomas | 11 | son | Farm Laborer | Colorado |
| 85 | Arthur A. Thomas | 8 | son | None | Colorado |
| 86 | Bernice M. Thomas | 5 | daughter | None | Utah |
| 87 | Thomas J. Brumback | 49 | Head | Farmer | Kentucky |
| 88 | Elsie Brumback | 22 | wife | None | Utah |
| 89 | Hazel Brumback | 1 | daughter | None | Colorado |
| 90 | Ollie P. Brumback | 14 | son | None | Colorado |
| 91 | Thomas E. Robin | 21 | son-in-law | Farm Laborer | Utah |
| 92 | Marie E. Robin | 18 | daughter | None | Colorado |
| 93 | Ernest Taylor | 26 | son-in-law | Farm Laborer | Utah |
| 94 | Daisy Taylor | 21 | daughter | None | Colorado |
| 95 | Cecil Taylor | 4 | grandson | None | Colorado |
| 96 | Eileen Taylor | 3 | granddaughter | None | Colorado |
| 97 | Mabel Taylor | 1 | granddaughter | None | Colorado |
| 98 | Walter M. Taylor | 20 | son | Farm Laborer | New Mexico |
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)