ER
Ernest Robinson — 1920 US Census Record
Model Tree available1920 United States Federal Census · La Plata, Colorado
Our Model Tree links this Ernest Robinson across the 1920, 1930 and 1940 US Censuses in La Plata, Colorado (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1905), then head of a 8-person household.
Age 15
b. ~1905
Male
Son
Born: Colorado
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | La Plata, Colorado |
| Surname | Robinson |
| Given Name | Ernest R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Germany |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Precinct 21 |
| Est. Birth Year | ~1905 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| George Robinson | Son | — | 17 | ~1903 |
| Frederick Robinson | Son | — | 13 | ~1907 |
| Edgar Robinson | Son | — | 6 | ~1914 |
| Maggie Robinson | Spouse | — | 46 | ~1874 |
| Ernest Robinson | Son | — | 15 | ~1905 |
| Quinton Robinson | Son | — | 8 | ~1912 |
| Elsie Robinson | Daughter | — | 3 | ~1917 |
| John Robinson | Head | — | 52 | ~1868 |
Census Appearances
1920
La Plata, …
Son, age 15
La Plata, Colorado · implied b. ~1905 — 8 household members
| Surname | Robinson |
| Given Name | Ernest R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
La Plata, …
Son, age 25
La Plata, Colorado · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Emmet R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Germany |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
La-Plata-County, Colorado
Other, age 36
La-Plata-County, Colorado · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Emmitt |
| Relationship to Head | Brother-in-law |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Ignacio |
| 1935 Residence (County) | La Plata |
| Occupation | Watermaster (Indian Service) |
| Industry | Indian Service |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 156 |
| Highest Grade | G 7 |
| 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 Ernest Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Robinson (~0.92 confidence) and father John Robinson (~0.92 confidence) and mother Maggie Robinson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Robinson
b. ~1868
Source father
● Household
· direct · ~0.92
Father
John Robinson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Maggie Robinson
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Robinson
Son · 1920 · age 15 · b. ~1905 · Colorado
★ You are viewing this record
Sibling
Elsie Robinson
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edgar Robinson
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Quinton Robinson
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Robinson
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Robinson
Sibling · 1920 · age 13
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 — La Plata, Colorado
Open full size
1920 US Federal Census — La Plata, Colorado
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu165unit:1143)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Pearl B. Lutes | 27 | Wife | — | Kansas |
| 2 | Edwin M. Lutes | 16 | Son | Farm Laborer | Kansas |
| 3 | Elgin L. Lutes | 11 | Son | — | Kansas |
| 4 | Francis L. Lutes | 4 | Son | — | Colorado |
| 5 | Archie L. Lutes | 2 | Son | — | Colorado |
| 6 | Bert Hetherington | 22 | Son-in-law | Farm Laborer | Kansas |
| 7 | Violet L. Hetherington | 18 | Daughter | — | Kansas |
| 8 | Dora E. Hetherington | 0 | Grand dau. | — | Colorado |
| 9 | Albert G. Thompson | 34 | Head | Farming | Utah |
| 10 | Sarah E. Thompson | 53 | Wife | — | Utah |
| 11 | Clarence R. Thompson | 1 | Adopted Son | — | Colorado |
| 12 | Louisa E. Patrick | 49 | Head | Farming | Colorado |
| 13 | Leslie M. Patrick | 18 | Son | Farm Laborer | Colorado |
| 14 | Millie L. Patrick | 11 | Dau | — | Colorado |
| 15 | George W. Smart | 65 | Head | Farming | Indiana |
| 16 | Robert W. Mcmillan | 56 | Head | Farming | Arkansas |
| 17 | John Robinson | 52 | Head | Farming | Georgia |
| 18 | Maggie Robinson | 46 | Wife | — | Germany |
| 19 | George W. Robinson | 17 | Son | — | Colorado |
| 20 | Ernest R. Robinson THIS PERSON | 15 | Son | — | Colorado |
| 21 | Frederick B. Robinson | 13 | Son | — | Colorado |
| 22 | Quinton J. Robinson | 8 | Son | — | Colorado |
| 23 | Edgar A. Robinson | 6 | Son | — | Colorado |
| 24 | Elsie A. Robinson | 3 | Daughter | — | Colorado |
| 25 | James M. Long | 46 | Head | Farming | Missouri |
| 26 | Alena F. Long | 36 | Wife | — | Colorado |
| 27 | James A. Long | 12 | Son | — | Colorado |
| 28 | Annie L. Long | 11 | Daughter | — | Colorado |
| 29 | Robert D. Palmer | 38 | Head | Farming | Missouri |
| 30 | Maude Palmer | 36 | Wife | — | Iowa |
| 31 | Gladys M. Palmer | 13 | Daughter | — | Missouri |
| 32 | Willie T. Palmer | 11 | Son | — | Missouri |
| 33 | Fred L. Palmer | 8 | Son | — | Missouri |
| 34 | Ego R. Palmer | 6 | Daughter | — | Missouri |
| 35 | Lester R. Palmer | 2 | Son | — | Missouri |
| 36 | Paul Ritter | 34 | Head | Farming | Indiana |
| 37 | Mary T. Ritter | 28 | Wife | — | Oklahoma |
| 38 | Nelson A. Robison | 53 | Lodger | Farm Laborer | Illinois |
| 39 | Albert H. Barnes | 53 | Head | Farming | Illinois |
| 40 | Fannie A. Barnes | 51 | Wife | — | Illinois |
| 41 | Charles A. Barnes | 19 | Son | Farm Laborer | Missouri |
| 42 | Archie C. Barnes | 16 | Son | — | Missouri |
| 43 | Calvin L. Barnes | 13 | Son | — | Missouri |
| 44 | Mary L. Barnes | 10 | Daughter | — | Missouri |
| 45 | William A. Barnes | 8 | Son | — | Missouri |
| 46 | Frank Conway | 38 | Head | Miner | Switzerland |
| 47 | Clara Conway | 31 | Wife | — | Switzerland |
| 48 | Charles Conway | 6 | Son | — | Missouri |
| 49 | Clarence Conway | 1 | Son | — | Colorado |
| 50 | William L. Black | 36 | Head | Farming | New Mexico |
Pedigree Summary
Ernest + 5 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)