JE
John Evans — 1940 US Census Record
Model Tree available1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this John Evans across the 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed), with identified parents William & Mary — first a head (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Evans |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City & County |
| 1935 Residence (County) | Denver |
| Additional Details | |
| Occupation | Butcher |
| Industry | Meat Market |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 452 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Butcher |
| Township / Ward | Denver City County |
| 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 John | Age | Birth yr |
|---|---|---|---|---|
| John Evans | Head | — | 30 | ~1910 |
| Donald Evans | Son | — | 4 | ~1936 |
| Mickey Evans | Son | — | 3 | ~1937 |
| Iris Evans | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Denver, Colorado
Son, age 10
Denver, Colorado · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Wales |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Welsh |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 20
Denver, Colorado · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Wales |
| Occupation | Shipping Clerk |
| Industry | Bakery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Head, age 30
Denver-County, Colorado · implied b. ~1910 — 4 household members
| Surname | Evans |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City & County |
| 1935 Residence (County) | Denver |
| Occupation | Butcher |
| Industry | Meat Market |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 452 |
| Highest Grade | Hs 4 |
| 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 John Evans across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Evans (~0.92 confidence) and mother Mary Evans (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Evans
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Evans
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Evans
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 — 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-t0627-00490-00067)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William R. Bayer | 35 | Head | Salesman | Illinois |
| 42 | Davidica Bayer | 30 | Wife | — | Wisconsin |
| 43 | Dorothy Marie Bayer | 13 | Daughter | — | Illinois |
| 44 | Nellie Cook | 68 | Head | — | Iowa |
| 45 | A. George Schwartz | 40 | Head | Cook | Iowa |
| 46 | Clara Schwartz | 47 | Wife | — | Iowa |
| 47 | Hazel J. Bruner | 20 | Head | Addressograph Operator | Colorado |
| 48 | Alleman Coulter | 40 | Head | Proprietor | Pennsylvania |
| 49 | Ann Coulter | 40 | Wife | File Clerk | Colorado |
| 50 | Joseph Coulter | 11 | Son | — | Colorado |
| 51 | Wilson Coulter | 9 | Son | — | Colorado |
| 52 | Leland Coulter | 7 | Son | — | Colorado |
| 53 | Annie O'Donnell | 75 | Housekeeper | Housekeeper | Maine |
| 54 | John M. Evans THIS PERSON | 30 | Head | Butcher | Colorado |
| 55 | Iris Evans | 26 | Wife | — | Colorado |
| 56 | Donald Evans | 4 | Son | — | Colorado |
| 57 | Mickey Evans | 3 | Son | — | Colorado |
| 58 | Dewitt Venable | 38 | Head | Proprietor | Missouri |
| 59 | Mabel Venable | 32 | Wife | Clerk | Iowa |
| 60 | Sharon Venable | 2 | Daughter | — | Colorado |
| 61 | William O'Brien | 56 | Head | Mortician | Colorado |
| 62 | Hazel O'Brien | 33 | Wife | — | Colorado |
| 63 | Helen Dorothy O'Brien | 11 | Daughter | — | Colorado |
| 64 | Patricia Mary O'Brien | 9 | Daughter | — | Colorado |
| 65 | Veronica Ann O'Brien | 2 | Daughter | — | Colorado |
| 66 | Edward Eckelman | 27 | Lodger | Operator | Colorado |
| 67 | Willard Lindquist | 39 | Head | — | Colorado |
| 68 | Lois L. Lindquist | 37 | Wife | — | Colorado |
| 69 | Arid Lindquist | 11 | Son | — | Colorado |
| 70 | John Lindquist | 11 | Son | — | Colorado |
| 71 | Thomas Lindquist | 7 | Son | — | Colorado |
| 72 | Lois Ann Lindquist | 5 | Daughter | — | Colorado |
| 73 | Nellie Mae Nigh | 64 | Head | — | Pennsylvania |
| 74 | Stanley Williams | 43 | Lodger | — | — |
| 75 | Theodore Hammel | 50 | Lodger | — | — |
| 76 | Martin Morris | 53 | Lodger | — | — |
| 77 | Richard Mitchell | 54 | Lodger | — | — |
| 78 | Elizabeth Donaldson | 73 | Head | — | Pennsylvania |
| 79 | Etta B. Wirth | 59 | Lodger | — | Iowa |
| 80 | David Wirth | 31 | Son | Proprietor | Colorado |
Pedigree Summary
John
Gen 1 · 2 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)