RA
Roy Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Roy Anderson across the 1910, 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed), with identified parents Pander & Sander — first a son (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Son
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Anderson |
| Given Name | Roy C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City |
| 1935 Residence (County) | Denver |
| Additional Details | |
| Occupation | typist |
| Industry | printing office |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1040 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Typist |
| Township / Ward | Denver City |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roy | Age | Birth yr |
|---|---|---|---|---|
| Mary Anderson | Head | — | 56 | ~1884 |
| Roy Anderson | Son | — | 30 | ~1910 |
| Harold Anderson | Son | — | 28 | ~1912 |
Census Appearances
1910
Denver, Colorado
Son, age 1
Denver, Colorado · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Roy S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Swed. Swedish |
| Mother's Birthplace | Swed. Swedish |
| Occupation | none |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1920
Denver, Colorado
Son, age 10
Denver, Colorado · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Roy S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 20
Denver, Colorado · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Finland |
| Occupation | Errand Boy |
| Industry | Printing Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Son, age 30
Denver-County, Colorado · implied b. ~1910 — 3 household members
| Surname | Anderson |
| Given Name | Roy C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City |
| 1935 Residence (County) | Denver |
| Occupation | typist |
| Industry | printing office |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1040 |
| Highest Grade | H 1 |
| 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 Roy Anderson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Pander Anderson (~0.92 confidence) and father Sander Anderson (~0.92 confidence) and mother Hannah Anderson (~0.92 confidence) and mother Hanna Anderson (~0.92 confidence) and mother Mary Anderson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Pander Anderson
b. ~1861
Source father
● Household
· direct · ~0.92
Father
Sander Anderson
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Hannah Anderson
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Hanna Anderson
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Mary Anderson
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roy Anderson
Son · 1940 · age 30 · b. ~1910 · Colorado
★ You are viewing this record
Sibling
Harold Anderson
Sibling · 1940 · age 28
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 — Denver-County, Colorado
Open full size
1940 US Federal Census — Denver-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00493-00247)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen Sweet | 12 | daughter | — | Colorado |
| 2 | Lawrence Sweet | 10 | son | — | Colorado |
| 3 | Betty Lou Sweet | 9 | daughter | — | Colorado |
| 4 | Jacob Sweet | 7 | son | — | Colorado |
| 5 | Gwendolyn Sweet | 5 | daughter | — | Colorado |
| 6 | Joseph F. Applehans | 26 | head | Drain Layer | Colorado |
| 7 | Maxine Applehans | 26 | wife | — | Kansas |
| 8 | Mary L. Haberkorn | 10 | sister | — | Colorado |
| 9 | Leo W. Huntley | 51 | head | Track Laborer | Kansas |
| 10 | Bessie Huntley | 47 | wife | — | Missouri |
| 11 | James Mcbride | 26 | head | Punch Press Operator | Kentucky |
| 12 | Louise Mcbride | 22 | wife | — | Colorado |
| 13 | James Mcbride | 3 | son | — | Colorado |
| 14 | Martha Holland | 54 | mother | — | Arkansas |
| 15 | Joseph L. Mcbride | 32 | brother | Punch Press Operator | Kentucky |
| 16 | Eldon Hofer | 31 | head | Baker | Iowa |
| 17 | Mildred Hofer | 25 | wife | — | Montana |
| 18 | Gloria Hofer | 7 | daughter | — | Colorado |
| 19 | Grace Klimoski | 41 | head | — | Colorado |
| 20 | Bernard Klimoski | 18 | son | Tool Maker | Colorado |
| 21 | Bessie Jones | 58 | mother | Packer | Nebraska |
| 22 | Mary Anderson | 56 | head | — | Finland |
| 23 | Roy C. Anderson THIS PERSON | 30 | son | Typist | Colorado |
| 24 | Harold R. Anderson | 28 | son | Attendant | Colorado |
| 25 | Anna Thaler | 52 | head | — | Germany |
| 26 | Ludwig Thaler | 25 | son | Machinist | Colorado |
| 27 | Frank Thaler | 22 | son | Punch Press Operator | Colorado |
| 28 | Clara Thaler | 19 | daughter | Butt Wrapper | Colorado |
| 29 | Josephine Thaler | 16 | daughter | — | Colorado |
| 30 | Amelia Thaler | 14 | daughter | — | Colorado |
| 31 | Ronald Thaler | 11 | son | — | Colorado |
| 32 | Jacob Fisher | 68 | head | — | Russia |
| 33 | Mary E. Fisher | 60 | wife | — | Russia |
| 34 | Henry Fisher | 24 | son | Pickle Salter | Colorado |
| 35 | Lydia Fisher | 22 | daughter in law | — | Colorado |
| 36 | Raymond Fisher | 1 | grandson | — | Colorado |
| 37 | Carl B. Anderson | 33 | head | Machinist | Colorado |
| 38 | Gertrude Anderson | 40 | wife | — | Nebraska |
| 39 | Leonard Anderson | 10 | son | — | Colorado |
| 40 | Leroy Anderson | 8 | son | — | Colorado |
Pedigree Summary
Roy + 1 sibling
Gen 1 · 5 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)