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Frank Russell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Frank Russell across the 1910, 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed), with identified parents John & Anna — first a head (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Russell |
| Given Name | Frank W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Boulder |
| Additional Details | |
| Occupation | Engineer |
| Industry | Bureau of Reclamation |
| Class of Worker | GW |
| Hours Worked | 39 |
| Income (1939) | 1699 |
| Highest Grade | C 4 |
| 1935 Residence | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Engineer |
| Township / Ward | Denver City |
| Est. Birth Year | ~1908 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Louise Roberts | Other | — | 32 | ~1908 |
| Claude Roberts | Other | — | 34 | ~1906 |
| Grace Russell | Spouse | — | 32 | ~1908 |
| Frank Russell | Head | — | 32 | ~1908 |
| John Russell | Son | — | 3 | ~1937 |
Census Appearances
1910
Denver, Colorado
Son, age 2
Denver, Colorado · implied b. ~1908 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Russell |
| Given Name | Frank M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Michigan |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1920
Denver, Colorado
Son, age 12
Denver, Colorado · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Russell |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 22
Denver, Colorado · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Russell |
| Given Name | Frank M. Ab. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Head, age 32
Denver-County, Colorado · implied b. ~1908 — 5 household members
| Surname | Russell |
| Given Name | Frank W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Boulder |
| Occupation | Engineer |
| Industry | Bureau of Reclamation |
| Class of Worker | GW |
| Hours Worked | 39 |
| Income (1939) | 1699 |
| Highest Grade | C 4 |
| 1935 Residence | Colorado |
| 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 Frank Russell across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Russell (~0.92 confidence) and mother Anna Russell (~0.92 confidence) and mother Ellen Russell (~0.92 confidence) and father John Russell (~0.92 confidence) and father John Russell (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Russell
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Anna Russell
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Ellen Russell
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
John Russell
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Russell
b. ~1872
Source father
● Household
· direct · ~0.92
This person
Anchor record
Frank Russell
Head · 1940 · age 32 · b. ~1908 · 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-t0627-00487-00857)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rita M. Lyness | 48 | Niece | Saleslady | Ireland |
| 2 | Gertrude Mendel | 50 | Head | — | Russia |
| 3 | Fannie Mendel | 48 | Sister | Tailor | Colorado |
| 4 | Ida Mendel | 44 | Sister | Tailor | Colorado |
| 5 | Frank W. Russell THIS PERSON | 32 | Head | Engineer | Colorado |
| 6 | Grace A. Russell | 32 | Wife | — | Iowa |
| 7 | John A. Russell | 3 | Son | — | Colorado |
| 8 | Claude O. Roberts | 34 | Lodger | — | Colorado |
| 9 | Louise Roberts | 32 | Lodger | Stenographer | Kansas |
| 10 | Abbott H. Plunkett | 48 | Head | Representative | Colorado |
| 11 | Estelle B. Plunkett | 50 | Wife | — | Colorado |
| 12 | Robert D. Plunkett | 20 | Son | — | Colorado |
| 13 | Albert V. Cooper | 41 | Head | Manager | Wales |
| 14 | Gladys B. Cooper | 40 | Wife | — | Iowa |
| 15 | Sally Cooper | 5 | Daughter | — | California |
| 16 | Caroline Cooper | 1 | Daughter | — | California |
| 17 | Earl U. Lilyard | 52 | Head | Manager | Iowa |
| 18 | Hazel I. Lilyard | 50 | Wife | — | New York |
| 19 | Beverley G. Lilyard | 23 | Daughter | Stenographer | Colorado |
| 20 | Charles J. Bores | 46 | Head | Manager | Colorado |
| 21 | Elena Bores | 42 | Wife | — | Nebraska |
| 22 | Charles F. Bores | 26 | Son | Shipping Clerk | Colorado |
| 23 | Emilia Bores | 68 | Mother | — | Alsace Lorraine |
| 24 | Charlotte Bores | 26 | Sister | Stenographer | Colorado |
| 25 | H. Buckley Kilgore | 46 | Head | Salesman | Missouri |
| 26 | M. Agnes Kilgore | 48 | Wife | — | Texas |
| 27 | Pearl A. Williams | 33 | Servant | Maid | Oklahoma |
| 28 | William A. Gillick | 78 | Head | No Occupation | Canada |
| 29 | Sarah M. Gillick | 72 | Wife | — | Canada |
| 30 | Isidore Z. Ettenson | 53 | Head | Manager | New York |
| 31 | Sara Ettenson | 45 | Wife | — | Colorado |
| 32 | Miriam M. Ettenson | 20 | Daughter | — | Colorado |
| 33 | Isaac Isaacson | 85 | Head | Manager | Russia |
| 34 | Nora A. Connors | 61 | Head | — | Iowa |
| 35 | James M. Connors | 31 | Son | Accountant | Colorado |
| 36 | Mary A. Connors | 24 | Daughter | Social Worker | Colorado |
| 37 | Robert S. Liggett | 36 | Head | Physician | Missouri |
| 38 | M. Margaret Liggett | 40 | Wife | — | Missouri |
| 39 | Nancy M. Liggett | 2 | Daughter | — | Colorado |
| 40 | Margaret A. Liggett | 0 | Daughter | — | Colorado |
Pedigree Summary
Frank
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)