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Charles Armstrong — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Snohomish-County, Washington
Our Model Tree links this Charles Armstrong across the 1930 and 1940 US Censuses in Snohomish-County, Washington (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 12-person household.
Age 13
b. ~1927
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Snohomish-County, Washington |
| Surname | Armstrong |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Milton Precinct |
| Additional Details | |
| Highest Grade | No 5 |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Milton Precinct |
| Est. Birth Year | ~1927 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Margaret Armstrong | Daughter | — | 9 | ~1931 |
| Isaac Armstrong | Other | — | 67 | ~1873 |
| Richard Armstrong | Son | — | 16 | ~1924 |
| June Armstrong | Daughter | — | 14 | ~1926 |
| Gelen Armstrong | Son | — | 15 | ~1925 |
| Guy Armstrong | Son | — | 4 | ~1936 |
| Pearl Armstrong | Daughter | — | 1 | ~1939 |
| Charles Armstrong | Son | — | 13 | ~1927 |
| Roberta Armstrong | Spouse | — | 35 | ~1905 |
| George Armstrong | Head | — | 40 | ~1900 |
| Dorothy Armstrong | Daughter | — | 7 | ~1933 |
| Madeline Armstrong | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Snohomish, Washington
Son, age 3
Snohomish, Washington · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Charles E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Washington |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Snohomish-County, Washington
Son, age 13
Snohomish-County, Washington · implied b. ~1927 — 12 household members
| Surname | Armstrong |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Milton Precinct |
| Highest Grade | No 5 |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Charles Armstrong across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Armstrong
Son · 1940 · age 13 · b. ~1927 · Washington
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Sibling
Madeline Armstrong
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Guy Armstrong
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Armstrong
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Armstrong
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Armstrong
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Armstrong
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Armstrong
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gelen Armstrong
Sibling · 1940 · age 15
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 — Snohomish-County, Washington
Open full size
1940 US Federal Census — Snohomish-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04360-00505)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Armstrong | 64 | Head | Common Laborer | Canada |
| 2 | May Armstrong | 57 | Wife | — | England |
| 3 | Laverne Armstrong | 20 | Daughter | — | Washington |
| 4 | George B. Armstrong | 40 | Head | Dairy Farming | Washington |
| 5 | Roberta Armstrong | 35 | Wife | — | Washington |
| 6 | Richard Armstrong | 16 | Son | Printer'S Helper | Washington |
| 7 | Gelen Armstrong | 15 | Son | — | Washington |
| 8 | June Armstrong | 14 | Daughter | — | Washington |
| 9 | Charles Armstrong THIS PERSON | 13 | Son | — | Washington |
| 10 | Madeline Armstrong | 12 | Daughter | — | Washington |
| 11 | Margaret Armstrong | 9 | Daughter | — | Washington |
| 12 | Dorothy Armstrong | 7 | Daughter | — | Washington |
| 13 | Guy Armstrong | 4 | Son | — | Washington |
| 14 | Pearl Armstrong | 1 | Daughter | — | Washington |
| 15 | Isaac Armstrong | 67 | Brother | — | Canada |
| 16 | William Mckenzie | 54 | Head | Common Laborer | Canada |
| 17 | Florence Mckenzie | 49 | Wife | — | Washington |
| 18 | Maxwell Mckenzie | 17 | Son | — | Washington |
| 19 | George Mckenzie | 68 | Head | — | Canada |
| 20 | Minnie Mckenzie | 50 | Wife | — | Kansas |
| 21 | Melvin Armstrong | 35 | Head | Common Laborer | Washington |
| 22 | Hazel Armstrong | 31 | Wife | — | Washington |
| 23 | Catherine Armstrong | 10 | Daughter | — | Washington |
| 24 | Wallace Armstrong | 8 | Son | — | Washington |
| 25 | Marvin Armstrong | 5 | Son | — | Washington |
| 26 | Leila Armstrong | 1 | Daughter | — | Washington |
| 27 | Leon Beats | 50 | Head | Engineer | Belgium |
| 28 | Emma B. Beats | 52 | Wife | — | Minnesota |
| 29 | Frank Beats | 17 | Son | — | Washington |
| 30 | Natalie Beats | 14 | Daughter | — | Washington |
| 31 | A. D. Folger | 69 | Head | Common Laborer | Minnesota |
| 32 | Paul Maderau | 37 | Head | Project Carpenter | Washington |
| 33 | Marguerite Maderau | 38 | Wife | — | Washington |
| 34 | Ilene Maderau | 10 | Daughter | — | Washington |
| 35 | Wayne Maderau | 9 | Son | — | Washington |
| 36 | Virginia Maderau | 7 | Daughter | — | Washington |
| 37 | Jean Maderau | 4 | Daughter | — | Washington |
| 38 | Stanley Cook | 20 | Step-son | New Worker | Washington |
| 39 | Robert Cook | 17 | Step-son | — | California |
| 40 | James Ivey | 46 | Head | Dairy Farming | Utah |
Related Census Records
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)