RJ
Robert Jensen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Larimer-County, Colorado
Our Model Tree links this Robert Jensen across the 1930 and 1940 US Censuses in Larimer-County, Colorado (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Male
Son
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Larimer-County, Colorado |
| Surname | Jensen |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Loveland |
| 1935 Residence (County) | Larimer |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Loveland |
| Est. Birth Year | ~1929 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Fred Jensen | Head | — | 49 | ~1891 |
| Harold Jensen | Son | — | 16 | ~1924 |
| Albert Jensen | Son | — | 11 | ~1929 |
| Mary Jensen | Spouse | — | 50 | ~1890 |
| Dorothy Jensen | Daughter | — | 14 | ~1926 |
| William Jensen | Son | — | 8 | ~1932 |
| Shirley Jensen | Daughter | — | 2 | ~1938 |
| Robert Jensen | Son | — | 11 | ~1929 |
Census Appearances
1930
Larimer, Colorado
Son, age 1
Larimer, Colorado · implied b. ~1929 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Larimer-County, Colorado
Son, age 11
Larimer-County, Colorado · implied b. ~1929 — 8 household members
| Surname | Jensen |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Loveland |
| 1935 Residence (County) | Larimer |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Robert Jensen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Jensen
Son · 1940 · age 11 · b. ~1929 · Colorado
★ You are viewing this record
Sibling
Shirley Jensen
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Jensen
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Jensen
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Jensen
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Jensen
Sibling · 1940 · age 11
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 — Larimer-County, Colorado
Open full size
1940 US Federal Census — Larimer-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00467-00234)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Walker | 59 | Head | — | Russia |
| 2 | Jacob Walker | 25 | Son | — | Colorado |
| 3 | Paul Walker | 22 | Son | Jr Clerk | Colorado |
| 4 | Charles Schoffer | 45 | Head | Laborer | Nebraska |
| 5 | Alma Schoffer | 42 | Wife | — | Iowa |
| 6 | Minnie Schoffer | 17 | Son | New Worker | Nebraska |
| 7 | Wesley Schoffer | 15 | Son | — | Nebraska |
| 8 | Vernon Schoffer | 8 | Son | — | Colorado |
| 9 | Albert Schoffer | 5 | Son | — | Colorado |
| 10 | Robert Schoffer | 2 | Son | — | Colorado |
| 11 | Clarence Kennedy | 48 | Head | Laborer | Missouri |
| 12 | Lillie Kennedy | 38 | Wife | — | Washington |
| 13 | Edgar Kennedy | 12 | Son | — | Colorado |
| 14 | Gene Kennedy | 11 | Son | — | Colorado |
| 15 | Donna Mae Kennedy | 10 | Daughter | — | Colorado |
| 16 | Samuel Palermo | 38 | Head | Orchardist | Italy |
| 17 | Amelia Palermo | 37 | Wife | — | Russia |
| 18 | Eva Barenmeier | 67 | Head | — | Russia |
| 19 | Raymond Kuecher | 21 | Head | Laborer | Colorado |
| 20 | Beulah Kuecher | 21 | Wife | — | Colorado |
| 21 | Ellen M. Langston | 26 | Brother-in-law | Storeroom Keeper | Kansas |
| 22 | Viola Langston | 20 | Sister-in-law | — | Kansas |
| 23 | Ellen Lowell Langston | 0 | Niece | — | Utah |
| 24 | Reid Langston | 28 | Brother-in-law | Miner | Kansas |
| 25 | Jacob Reichert | 51 | Head | — | Russia |
| 26 | Bertha Reichert | 40 | Wife | — | South Dakota |
| 27 | Edward Reichert | 14 | Son | — | Kansas |
| 28 | Louise Reichert | 17 | Daughter | Maid | Kansas |
| 29 | Roy Reichert | 14 | Son | — | Kansas |
| 30 | Lila Mae Reichert | 12 | Daughter | — | Kansas |
| 31 | Shirley Anne Reichert | 7 | Daughter | — | Kansas |
| 32 | Fred Jensen | 49 | Head | Keeper | Nebraska |
| 33 | Mary Jensen | 50 | Wife | — | Nebraska |
| 34 | Harold Jensen | 16 | Son | — | Nebraska |
| 35 | Dorothy Jensen | 14 | Daughter | — | Nebraska |
| 36 | Albert Jensen | 11 | Son | — | Nebraska |
| 37 | Robert Jensen THIS PERSON | 11 | Son | — | Nebraska |
| 38 | William Jensen | 8 | Son | — | Colorado |
| 39 | Shirley Jensen | 2 | Daughter | — | Colorado |
| 40 | Jacob Klein | 48 | Head | Mechanic | Russia |
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)