RA
Ralph Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Yuma-County, Colorado
Our Model Tree links this Ralph Anderson across the 1920, 1930 and 1940 US Censuses in Yuma-County, Colorado (XGBoost, ~Confirmed), with identified parents Alonzo & Ion — first a head (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Yuma-County, Colorado |
| Surname | Anderson |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Precinct 19 Happyville |
| 1935 Residence (County) | Yuma |
| Additional Details | |
| Occupation | Farmer |
| Industry | Grain & Cattle Farm |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Farmer |
| Township / Ward | Precinct 19 Happyville |
| Est. Birth Year | ~1910 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Norma Anderson | Spouse | — | 30 | ~1910 |
| Jackie Anderson | Son | — | 1 | ~1939 |
| Barbara Anderson | Daughter | — | 6 | ~1934 |
| Ralph Anderson | Head | — | 30 | ~1910 |
Census Appearances
1920
Washington, Colorado
Son, age 9
Washington, Colorado · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Yuma, Colorado
Son, age 20
Yuma, Colorado · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Occupation | Helper father |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Yuma-County, Colorado
Head, age 30
Yuma-County, Colorado · implied b. ~1910 — 4 household members
| Surname | Anderson |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Precinct 19 Happyville |
| 1935 Residence (County) | Yuma |
| Occupation | Farmer |
| Industry | Grain & Cattle Farm |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Ralph Anderson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Alonzo Anderson (~0.92 confidence) and father Ion Anderson (~0.92 confidence) and mother Laura Anderson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alonzo Anderson
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Ion Anderson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Laura Anderson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Anderson
Head · 1940 · age 30 · b. ~1910 · Colorado
★ 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 — 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-t0627-00483-00370)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Calvin Hendrix | 52 | Head | Farmer | Missouri |
| 2 | Catharine Hendrix | 54 | Wife | — | New York |
| 3 | Bernard Hendrix | 19 | Son | Laborer | Colorado |
| 4 | Andrew Hendrix | 16 | Son | — | Colorado |
| 5 | Clara Hendrix | 13 | Daughter | — | Colorado |
| 6 | Gerald Hendrix | 10 | Son | — | Colorado |
| 7 | Calvin Hines | 52 | Head | Farmer | Iowa |
| 8 | Alpha Hines | 50 | Wife | — | Iowa |
| 9 | Erma Hines | 17 | Daughter | — | Colorado |
| 10 | Donald Hines | 14 | Son | — | Colorado |
| 11 | George Drake | 32 | Head | Preacher | Oklahoma |
| 12 | Esther Drake | 29 | Wife | — | Colorado |
| 13 | Margaret Drake | 11 | Daughter | — | Colorado |
| 14 | Mary Drake | 7 | Daughter | — | Colorado |
| 15 | Martha Drake | 5 | Daughter | — | Colorado |
| 16 | Marlene Drake | 2 | Daughter | — | Colorado |
| 17 | Paul Drake | 0 | Son | — | Colorado |
| 18 | Virgil Harr | 36 | Head | Farmer | Missouri |
| 19 | Esther Harr | 34 | Wife | — | Nebraska |
| 20 | Billie Louise Harr | 11 | Daughter | — | Nebraska |
| 21 | Velma Harr | 7 | Daughter | — | Colorado |
| 22 | Vera Harr | 5 | Daughter | — | Colorado |
| 23 | Ardis Harr | 3 | Daughter | — | Colorado |
| 24 | Ralph Anderson THIS PERSON | 30 | Head | Farmer | Nebraska |
| 25 | Norma Anderson | 30 | Wife | — | Missouri |
| 26 | Barbara Anderson | 6 | Daughter | — | Colorado |
| 27 | Jackie Anderson | 1 | Son | — | Colorado |
| 28 | Robert Jewell | 47 | Head | Farmer | Nebraska |
| 29 | Norma Jewell | 42 | Wife | Teacher | Nebraska |
| 30 | James Beverly | 42 | Head | Farmer | Illinois |
| 31 | Irene Beverly | 39 | Wife | — | Nebraska |
| 32 | Kenneth Beverly | 17 | Son | — | Colorado |
| 33 | Doyle Beverly | 6 | Son | — | Colorado |
| 34 | Dale Beverly | 6 | Son | — | Colorado |
| 35 | Delmer Beverly | 4 | Son | — | Colorado |
| 36 | John Mcnaught | 56 | Head | Farmer | Illinois |
| 37 | Marie Mcnaught | 40 | Wife | — | Nebraska |
| 38 | Jay Ireton | 14 | Step-son | Laborer | Nebraska |
| 39 | Martha Ireton | 13 | Step-daughter | — | Nebraska |
| 40 | Phoebe Ireton | 10 | Step-daughter | — | Nebraska |
Pedigree Summary
Ralph
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 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)