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John Shaw — 1940 US Census Record
Model Tree available1940 United States Federal Census · Yuma-County, Colorado
Our Model Tree links this John Shaw across the 1920, 1930 and 1940 US Censuses in Yuma-County, Colorado (XGBoost, ~Confirmed), with identified parents Alyoda & Nellie — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Yuma-County, Colorado |
| Surname | Shaw |
| Given Name | John A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Precinct 21, Joes Range 47W |
| 1935 Residence (County) | Yuma |
| Additional Details | |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same House |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Farming |
| Township / Ward | Precinct 21 Joes Range 47W |
| Est. Birth Year | ~1919 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Alyoda Shaw | Head | — | 70 | ~1870 |
| David Shaw | Son | — | 27 | ~1913 |
| John Shaw | Son | — | 21 | ~1919 |
Census Appearances
1920
Yuma, Colorado
Son, age 1
Yuma, Colorado · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Illinois |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Yuma, Colorado
Son, age 11
Yuma, Colorado · implied b. ~1919 — 22 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Yuma-County, Colorado
Son, age 21
Yuma-County, Colorado · implied b. ~1919 — 3 household members
| Surname | Shaw |
| Given Name | John A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Precinct 21, Joes Range 47W |
| 1935 Residence (County) | Yuma |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same House |
| 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 John Shaw across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alyoda Shaw (~0.92 confidence) and mother Nellie Blanke (~0.92 confidence) and father John Taves (~0.92 confidence) and mother Clare Shaw (~0.92 confidence) and mother Annie Shaw (~0.92 confidence) and mother Katherine Taves (~0.92 confidence) and mother Nora Gay (~0.92 confidence) and mother Fern Bond (~0.92 confidence). The pedigree spans 1 generation with 8 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alyoda Shaw
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Nellie Blanke
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
John Taves
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Clare Shaw
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Annie Shaw
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Katherine Taves
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Nora Gay
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Fern Bond
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Shaw
Son · 1940 · age 21 · b. ~1919 · Colorado
★ You are viewing this record
Sibling
David Shaw
Sibling · 1940 · age 27
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
1940 US Federal Census — Yuma-County, Colorado
Open full size
1940 US Federal Census — Yuma-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00483-00394)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alyoda B Shaw | 70 | Head | Farming | Scotland |
| 2 | David O Shaw | 27 | Son | Farming | Colorado |
| 3 | John A Shaw THIS PERSON | 21 | Son | Farming | Colorado |
| 4 | Cornelius D Fast | 37 | Head | Farming | Colorado |
| 5 | Mary Fast | 39 | Wife | Farming | Colorado |
| 6 | Gail Fast | 11 | Son | — | Colorado |
| 7 | Iona P Fast | 7 | Daughter | — | Colorado |
| 8 | John B Heermuicka|Heermuika | 49 | Head | Farming | Nebraska |
| 9 | Sara Heermuicka|Heermuika | 46 | Wife | Farming | Nebraska |
| 10 | Edward J Heermuicka|Heermuika | 21 | Son | Farming | Colorado |
| 11 | Martha Heermuicka|Heermuika | 18 | Daughter | Farming | Colorado |
| 12 | Scott A Thrice | 28 | Head | Farming | Kansas |
| 13 | Nera M Thrice | 34 | Wife | — | Oklahoma |
| 14 | Louise I Thrice | 5 | Daughter | — | Colorado |
| 15 | Dona June Thrice | 6 | Daughter | — | Colorado |
| 16 | Richard A Thrice | 5 | Son | — | Colorado |
| 17 | Robert L Benton | 49 | Head | Mail Carrier | Arkansas |
| 18 | Mabel B Benton | 44 | Wife | Farming | Kansas |
| 19 | Robert Jr Benton | 7 | Son | — | Colorado |
| 20 | Roger D Benton | 5 | Son | — | Colorado |
| 21 | Herman Markentin | 40 | Head | Farming | Colorado |
| 22 | Anna Markentin | 39 | Wife | Farming | Colorado |
| 23 | Bertha A Koops | 13 | Niece | — | Colorado |
| 24 | Jacob L Koops | 10 | Nephew | — | Colorado |
| 25 | Lawrence C Scofield | 30 | Head | Farming | Oklahoma |
| 26 | Clifford M Scofield | 22 | Head | Farming | Colorado |
| 27 | Mildred L Scofield | 22 | Wife | — | Colorado |
| 28 | Lee C Scofield | 3 | Son | — | Colorado |
| 29 | Richard M Scofield | 2 | Son | — | Colorado |
| 30 | Albert L Markentin | 21 | Head | Laborer | Oklahoma |
| 31 | Matilda Markentin | 20 | Wife | — | Colorado |
| 32 | Alvin E Markentin | 0 | Son | — | Colorado |
| 33 | Ray L Smith | 51 | Head | Ranching | Nebraska |
| 34 | Alta Smith | 49 | Wife | Farming | Nebraska |
| 35 | Neva Mae Smith | 22 | Daughter | Farming | Colorado |
| 36 | Clare F Smith | 26 | Son | Ranching | Colorado |
| 37 | Elene K Smith | 28 | Daughter in law | — | Colorado |
| 38 | Elgin C Smith | 38 | Head | Ranching | Nebraska |
| 39 | Mildred H Smith | 39 | Wife | Farming | Kansas |
| 40 | Henry J Smith | 10 | Son | — | Colorado |
Pedigree Summary
John + 1 sibling
Gen 1 · 8 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)