HJ
Harold Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Harold Johnson across the 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed), with identified parents Peter & Gus — first a son (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Son
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Johnson |
| Given Name | Harold E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | City & County of Denver |
| 1935 Residence (County) | Denver |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Wholesale Machinery Manufacturing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Mechanic |
| Township / Ward | City County Of Denver |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Nancy Johnson | Daughter | — | 4 | ~1936 |
| Anna Johnson | Daughter | — | ~1940 | |
| Betty Johnson | Daughter | — | 24 | ~1916 |
| J Johnson | Head | — | 70 | ~1870 |
| Harold Johnson | Son | — | 30 | ~1910 |
Census Appearances
1920
Denver, Colorado
Son, age 10
Denver, Colorado · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harold G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 20
Denver, Colorado · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Pattern Maker |
| Industry | Sheet Metal |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Son, age 30
Denver-County, Colorado · implied b. ~1910 — 5 household members
| Surname | Johnson |
| Given Name | Harold E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | City & County of Denver |
| 1935 Residence (County) | Denver |
| Occupation | Mechanic |
| Industry | Wholesale Machinery Manufacturing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1800 |
| 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 Harold Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Peter Johnson (~0.92 confidence) and father Gus Johnson (~0.92 confidence) and father J Johnson (~0.92 confidence) and mother Annie Johnson (~0.92 confidence) and mother Hilda Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Peter Johnson
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Gus Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
J Johnson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Annie Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Hilda Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Johnson
Son · 1940 · age 30 · b. ~1910 · Colorado
★ You are viewing this record
Sibling
Nancy Johnson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Johnson
Sibling · 1940 · age
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 — 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-t0627-00492-00581)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ingeborg K Johnson | 36 | Wife | — | Sweden |
| 42 | Carl Leonard Johnson | 11 | Son | — | Colorado |
| 43 | Ethel Corrine Johnson | 8 | Daughter | — | Colorado |
| 44 | Kenneth Alvin Johnson | 3 | Son | — | Colorado |
| 45 | Gene C Doe | 38 | Head | Delivery Truck Driver | Maryland |
| 46 | Grace Doe | 31 | Wife | — | Colorado |
| 47 | Donna Jean Doe | 2 | Daughter | — | Texas |
| 48 | Rosina Doe | 70 | Mother | — | Holland |
| 49 | William Bevington | 47 | Head | Coal Hauler | Colorado |
| 50 | Ida Bevington | 34 | Wife | — | Colorado |
| 51 | Dorothy Bevington | 15 | Daughter | — | Colorado |
| 52 | Emmeline Bevington | 13 | Daughter | — | Colorado |
| 53 | Ida Louise Bevington | 10 | Daughter | — | Colorado |
| 54 | William Bevington | 10 | Son | — | Colorado |
| 55 | Shirley Bevington | 7 | Daughter | — | Colorado |
| 56 | Patsy Bevington | 5 | Daughter | — | Colorado |
| 57 | J. D. Johnson | 70 | Head | — | Sweden |
| 58 | Harold E Johnson THIS PERSON | 30 | Son | Mechanic | Colorado |
| 59 | Betty Johnson | 24 | Daughter | — | Montana |
| 60 | Nancy Lee Johnson | 4 | Daughter | — | Colorado |
| 61 | Anna May Johnson | 0 | Daughter | — | Colorado |
| 62 | John Hanson | 65 | Head | — | Sweden |
| 63 | Emelia Hanson | 59 | Wife | — | Sweden |
| 64 | Godfrey H Edstrom | 50 | Head | Butcher | Colorado |
| 65 | Edith Edstrom | 42 | Wife | — | Colorado |
| 66 | Godfrey H Jr Edstrom | 2 | Son | — | Colorado |
| 67 | Charles A Quist | 70 | Head | — | Sweden |
| 68 | Emma Quist | 74 | Wife | — | Sweden |
| 69 | Mildred Quist | 36 | Daughter | Supervisor Comptometer | Colorado |
| 70 | Constantine Morrosin | 60 | Head | Boiler Maker | Greece |
| 71 | Theodore Morrosin | 13 | Son | — | Colorado |
| 72 | George Morrosin | 7 | Son | — | Colorado |
| 73 | Angelina Morrosin | 5 | Daughter | — | Colorado |
| 74 | Elaine Morrosin | 4 | Daughter | — | Colorado |
| 75 | Julia Grieve | 23 | Maid | Maid | Colorado |
| 76 | Amanda Spulin | 55 | Head | — | Nebraska |
| 77 | Perle Mccongren | 23 | Head | Tractor Driver | Nebraska |
| 78 | Georgia Mccongren | 19 | Wife | — | Indiana |
| 79 | Ray Earl Swanson | 40 | Head | Machine Assembly | Colorado |
| 80 | Edith M Swanson | 36 | Wife | — | Colorado |
Pedigree Summary
Harold + 3 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)