EJ
Elmer Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Elmer Johnson across the 1910, 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed), with identified parents Swan & Swan — first a head (b.~1903), then head of a 5-person household.
Age 37
b. ~1903
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Johnson |
| Given Name | Elmer W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City |
| 1935 Residence (County) | Denver |
| Additional Details | |
| Occupation | Asst. Trust Officer |
| Industry | Natl Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Asst. Trust Officer |
| Township / Ward | Denver City |
| Est. Birth Year | ~1903 |
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 Elmer | Age | Birth yr |
|---|---|---|---|---|
| Marian Johnson | Daughter | — | 12 | ~1928 |
| Lois Johnson | Daughter | — | 5 | ~1935 |
| Elmer Johnson | Head | — | 37 | ~1903 |
| Elmer Johnson | Son | — | 7 | ~1933 |
| Lillian Johnson | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Denver, Colorado
Son, age 8
Denver, Colorado · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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 18
Denver, Colorado · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | Oil Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Head, age 28
Denver, Colorado · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 24 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Accountant |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6500 |
| Radio Set | R |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Head, age 37
Denver-County, Colorado · implied b. ~1903 — 5 household members
| Surname | Johnson |
| Given Name | Elmer W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City |
| 1935 Residence (County) | Denver |
| Occupation | Asst. Trust Officer |
| Industry | Natl Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | Hs 3 |
| 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 Elmer Johnson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Swan Johnson (~0.92 confidence) and father Swan Johnson (~0.92 confidence) and mother Alice Johnson (~0.92 confidence) and mother Hulda Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Swan Johnson
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Swan Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Alice Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Hulda Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elmer Johnson
Head · 1940 · age 37 · b. ~1903 · 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
37 people indexed on this census page (nara:1940:m-t0627-00487-00492)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roscoe Lehman Voorhees | 50 | Head | Business Agent | Iowa |
| 2 | Irene O Voorhees | 56 | Wife | — | Iowa |
| 3 | Richard Voorhees | 11 | Son | — | California |
| 4 | Frank Kreidl | 54 | Head | Plumber | Colorado |
| 5 | Bertha S Kreidl | 48 | Wife | — | Colorado |
| 9 | Julia Hockett | 61 | Head | Music Teacher | Illinois |
| 10 | Flora E Cobb | 67 | Lodger | — | Minnesota |
| 11 | Catherine Carroll | 30 | Lodger | Stenographer | Kansas |
| 12 | Joseph Wm Tucker | 50 | Head | Accountant | California |
| 13 | Carrie Tucker | 50 | Wife | — | Michigan |
| 14 | Albert Jr Deiter | 56 | Head | Assayer | Colorado |
| 15 | Mary Deiter | 80 | Mother | — | Irish Free State |
| 16 | Wm E Anderson | 78 | Head | — | Illinois |
| 17 | Mary S Anderson | 66 | Wife | — | Texas |
| 18 | Don Robt Mcdonnell | 34 | Son | Salesman | Washington |
| 19 | Dorsey Gay | 29 | Head | Body Man | Nebraska |
| 20 | Opal Gay | 28 | Wife | — | Kansas |
| 21 | Raymond H Galloway | 22 | Head | Proprietor | Kansas |
| 22 | Margaret Galloway | 24 | Wife | — | Texas |
| 23 | Robert J Peter | 75 | Head | — | Nebraska |
| 24 | Earl S Lamer | 27 | Head | Barber | Kansas |
| 25 | Arlene M Lamer | 20 | Wife | Clerk | Kansas |
| 26 | June A Ringquist | 24 | Sister-in-law | Stenographer | Kansas |
| 27 | James T Reich | 63 | Head | Salesman | Virginia |
| 28 | Cora R Reich | 52 | Wife | — | Pennsylvania |
| 29 | Elmer W Johnson THIS PERSON | 37 | Head | Asst. Trust Officer | Colorado |
| 30 | Lillian M Johnson | 34 | Wife | — | Colorado |
| 31 | Marian L Johnson | 12 | Daughter | — | Colorado |
| 32 | Elmer Wm Johnson | 7 | Son | — | Colorado |
| 33 | Lois Donna Johnson | 5 | Daughter | — | Colorado |
| 34 | Ruth E Nelson | 37 | Head | Telephone Oper. | Colorado |
| 35 | Esther M Benson | 26 | Lodger | Combination Girl | Colorado |
| 36 | Joseph H Conway | 48 | Head | Painter-Contractor | Minnesota |
| 37 | Violet L Conway | 35 | Wife | Clerk | Nebraska |
| 38 | Joseph H Conway | 20 | Son | — | Colorado |
| 39 | Earl B Conway | 17 | Son | — | Colorado |
| 40 | Lowell Conway | 15 | Son | — | Colorado |
Pedigree Summary
Elmer
Gen 1 · 4 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)