HJ
Hans Jensen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Juan-County, Utah
Our Model Tree links this Hans Jensen across the 1920, 1930 and 1940 US Censuses in San-Juan-County, Utah (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 9-person household.
Age 50
b. ~1890
Male
Head
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Juan-County, Utah |
| Surname | Jensen |
| Given Name | Hans |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Monticello Town |
| 1935 Residence (County) | San Juan |
| Additional Details | |
| Occupation | Owner operator |
| Industry | Garage |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 520 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Owner Operator |
| Township / Ward | Monticello Town |
| Est. Birth Year | ~1890 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Hans | Age | Birth yr |
|---|---|---|---|---|
| Dawn Jensen | Daughter | — | 12 | ~1928 |
| Laura Somerville | Daughter | — | 25 | ~1915 |
| Della Jensen | Spouse | — | 40 | ~1900 |
| Rulon Somerville | Other | — | 35 | ~1905 |
| David Somerville | Son | — | 1 | ~1939 |
| Hans Jensen | Head | — | 50 | ~1890 |
| Kedrick Somerville | Son | — | 3 | ~1937 |
| Betty Jensen | Daughter | — | 14 | ~1926 |
| Ned Jensen | Son | — | 22 | ~1918 |
Census Appearances
1920
San Juan, …
Head, age 33
San Juan, Utah · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Hans |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Utah |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | Own Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
San Juan, …
Head, age 43
San Juan, Utah · implied b. ~1887 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Hans |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 28 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Merchant |
| Industry | General Store |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | O |
| Radio Set | 1500 |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
San-Juan-County, Utah
Head, age 50
San-Juan-County, Utah · implied b. ~1890 — 9 household members
| Surname | Jensen |
| Given Name | Hans |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Monticello Town |
| 1935 Residence (County) | San Juan |
| Occupation | Owner operator |
| Industry | Garage |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 520 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Hans Jensen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Hans Jensen
Head · 1940 · age 50 · b. ~1890 · Utah
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — San-Juan-County, Utah
Open full size
1940 US Federal Census — San-Juan-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04217-00027)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anne Lee Jensen | 6 | daughter | — | Utah |
| 42 | Hans Jensen THIS PERSON | 50 | head | Owner Operator | Utah |
| 43 | Della S. Jensen | 40 | wife | Clerk | Utah |
| 44 | Ned A. Jensen | 22 | son | Salesman | Utah |
| 45 | Betty Jean Jensen | 14 | daughter | — | Utah |
| 46 | Dawn Jensen | 12 | daughter | — | Utah |
| 47 | Rulon T. Somerville | 35 | son-in-law | Foreman | Utah |
| 48 | Laura Somerville | 25 | daughter | — | Utah |
| 49 | Kedrick Somerville | 3 | son | — | Utah |
| 50 | David Somerville | 1 | son | — | Utah |
| 51 | Clarence Black | 40 | head | Assessor | New Mexico |
| 52 | Amy Black | 35 | wife | — | New Mexico |
| 53 | Steve Black | 14 | son | — | Utah |
| 54 | Dean Black | 12 | son | — | Utah |
| 55 | Doris Black | 10 | daughter | — | Utah |
| 56 | Valera Black | 6 | daughter | — | Utah |
| 57 | Amy Jean Black | 5 | daughter | — | Colorado |
| 58 | Garth Edward Black | 0 | son | — | Utah |
| 59 | May Bailey | 68 | head | — | Utah |
| 60 | Clyde Neilson | 35 | nephew | Stockman | Utah |
| 61 | Edna Neilson | 36 | daughter | — | Utah |
| 62 | Stephen Neilson | 7 | son | — | Utah |
| 63 | Gerald Bailey | 24 | head | Fuel Checker | Utah |
| 64 | Mary Bailey | 21 | wife | — | Utah |
| 65 | Constance Bailey | 2 | daughter | — | Utah |
| 66 | Glen Black | 41 | head | Foreman | Utah |
| 67 | Carlie Black | 37 | wife | — | Utah |
| 68 | Valna Black | 16 | daughter | — | Utah |
| 69 | Epifanio Martinez | 68 | head | — | New Mexico |
| 70 | Ashencion Martinez | 51 | wife | — | New Mexico |
| 71 | Edward Velasquez | 36 | head | Laborer | New Mexico |
| 72 | Alice Velasquez | 24 | wife | — | Utah |
| 73 | Dora Velasquez | 5 | daughter | — | Utah |
| 74 | Juanita Velasquez | 4 | son | — | Utah |
| 75 | Tommy Jaramillo | 21 | brother | Truck Driver | Utah |
| 76 | Karola Madrid | 13 | sister | — | New Mexico |
| 77 | Juan Madrid | 45 | head | Sheepherder | New Mexico |
| 78 | Lucy Madrid | 39 | wife | — | New Mexico |
| 79 | Joe Madrid | 19 | son | Sheepherder | New Mexico |
| 80 | Marie Madrid | 17 | daughter | — | New Mexico |
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)