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John Armstrong — 1940 US Census Record
Model Tree available1940 United States Federal Census · El-Paso-County, Colorado
Our Model Tree links this John Armstrong across the 1920, 1930 and 1940 US Censuses in El-Paso-County, Colorado (XGBoost, ~Confirmed), with identified parents Willis & Willis — first a son (b.~1912), then head of a 7-person household.
Age 28
b. ~1912
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | El-Paso-County, Colorado |
| Surname | Armstrong |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Colorado Springs City |
| 1935 Residence (County) | El Paso |
| Additional Details | |
| Occupation | Banker |
| Industry | Banker |
| Class of Worker | PW |
| Income (1939) | 156 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Banker |
| Township / Ward | Colorado Springs City |
| Est. Birth Year | ~1912 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Jean Armstrong | Daughter | — | 17 | ~1923 |
| Frances Armstrong | Daughter | — | 30 | ~1910 |
| Suzanne Armstrong | Daughter | — | 22 | ~1918 |
| Willis Armstrong | Head | — | 63 | ~1877 |
| Willis Armstrong | Son | — | 24 | ~1916 |
| John Armstrong | Son | — | 28 | ~1912 |
| D Armstrong | Spouse | — | 62 | ~1878 |
Census Appearances
1920
El Paso, …
Son, age 8
El Paso, Colorado · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | John W. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Kansas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
El Paso, …
Son, age 18
El Paso, Colorado · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
El-Paso-County, Colorado
Son, age 28
El-Paso-County, Colorado · implied b. ~1912 — 7 household members
| Surname | Armstrong |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Colorado Springs City |
| 1935 Residence (County) | El Paso |
| Occupation | Banker |
| Industry | Banker |
| Class of Worker | PW |
| Income (1939) | 156 |
| Highest Grade | C 4 |
| 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 Armstrong across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Willis Armstrong (~0.92 confidence) and father Willis Armstrong (~0.92 confidence) and mother Dell Armstrong (~0.92 confidence) and mother D Armstrong (~0.92 confidence) and mother Nell Armstrong (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Willis Armstrong
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Willis Armstrong
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Dell Armstrong
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
D Armstrong
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Nell Armstrong
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Armstrong
Son · 1940 · age 28 · b. ~1912 · Colorado
★ You are viewing this record
Sibling
Frances Armstrong
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Suzanne Armstrong
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willis Armstrong
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Armstrong
Sibling · 1940 · age 17
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 — El-Paso-County, Colorado
Open full size
1940 US Federal Census — El-Paso-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00461-00164)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | A. L. Cooper | 43 | Head | Mechanical Engineer | Kansas |
| 42 | Fern Deforest Cooper | 44 | Wife | — | California |
| 43 | Jean (Dau) Cooper | 20 | Daughter | — | California |
| 44 | Donald Keith (Son) Cooper | 18 | Son | — | Colorado |
| 45 | Albert Allen Cooper | 17 | Son | — | Colorado |
| 46 | Phyllis Cooper | 5 | Daughter | — | Colorado |
| 47 | Edward L. Bunto | 38 | Head | Architect | Pennsylvania |
| 48 | Margaret C. Bunto | 37 | Wife | — | Colorado |
| 49 | Jack Bunto | 13 | Son | — | Colorado |
| 50 | Arthur (St) Roades | 45 | Head | Orchestra Leader | Ohio |
| 51 | Kathryn Roades | 38 | Wife | — | Kentucky |
| 52 | Robert Roades | 14 | Son | — | Indiana |
| 53 | Charles Roades | 9 | Son | — | Indiana |
| 54 | Kathryn E. Smith | 50 | Aunt | — | Kentucky |
| 55 | Lawrence Orr Haney | 27 | Head | Medical Doctor | New Mexico |
| 56 | Mary Haney | 28 | Wife | — | New Mexico |
| 57 | Ralph H. Carrick | 52 | Head | Salesman | Iowa |
| 58 | Ethel Carrick | 47 | Wife | — | Missouri |
| 59 | James R. Thompson | 23 | Son-in-law | Salesman | Colorado |
| 60 | Mary Elizabeth Thompson | 22 | Daughter | — | Colorado |
| 61 | Jack J. Dern | 38 | Head | Proprietor | Colorado |
| 62 | Jane Dern | 35 | Wife | — | New Jersey |
| 63 | Dixon Dern | 11 | Son | — | Colorado |
| 64 | Robert Dern | 10 | Son | — | Colorado |
| 65 | Martha Dern | 6 | Daughter | — | Colorado |
| 66 | Elizabeth Dern | 2 | Daughter | — | Colorado |
| 67 | Boris Chess | 26 | Servant | Cooking | Missouri |
| 68 | Elmer L. Simmons | 61 | Head | Professional Cook | Iowa |
| 69 | Margaret Simmons | 57 | Wife | — | Iowa |
| 70 | Cora Bradford | 83 | Mother-in-law | — | Iowa |
| 71 | Willis R. Armstrong | 63 | Head | Banker | Illinois |
| 72 | D. R. Armstrong | 62 | Wife | — | Kansas |
| 73 | Frances Ruth Armstrong | 30 | Daughter | Teacher | Colorado |
| 74 | John W. Armstrong THIS PERSON | 28 | Son | Banker | Colorado |
| 75 | Willis E. Armstrong | 24 | Son | Banker | Colorado |
| 76 | Suzanne Armstrong | 22 | Daughter | — | California |
| 77 | Jean Armstrong | 17 | Daughter | — | Colorado |
| 78 | P. A. Loomis | 64 | Head | — | Illinois |
| 79 | Sarah Loomis | 61 | Wife | — | New York |
| 80 | Barbara (Dau) Loomis | 28 | Daughter | — | Colorado |
Pedigree Summary
John + 4 siblings
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)