CJ
Carl Jensen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Diego, California
Our Model Tree links this Carl Jensen across the 1920 and 1930 US Censuses in San Diego, California (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 9-person household.
Age 13
b. ~1917
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Diego, California |
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Diego City Part |
| Est. Birth Year | ~1917 |
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 1930 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Soren Jensen | Son | — | 20 | ~1910 |
| Soren Jensen | Head | — | 45 | ~1885 |
| Ellen Jensen | Spouse | — | 43 | ~1887 |
| Mary Jensen | Daughter | — | 1 | ~1929 |
| Thelma Jensen | Daughter | — | 3 | ~1927 |
| Alice Jensen | Daughter | — | 7 | ~1923 |
| Carl Jensen | Son | — | 13 | ~1917 |
| Anna Jensen | Daughter | — | 9 | ~1921 |
| Robert Jensen | Son | — | 10 | ~1920 |
Census Appearances
1920
San Diego, …
Son, age 2
San Diego, California · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Diego, …
Son, age 13
San Diego, California · implied b. ~1917 — 9 household members
| Surname | Jensen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Carl Jensen across 2 US Census years (1920 and 1930) in San Diego, California, using XGBoost record linkage.
Show:
This person
Anchor record
Carl Jensen
Son · 1930 · age 13 · b. ~1917 · California
★ You are viewing this record
Sibling
Alice Jensen
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Jensen
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Jensen
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Jensen
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Jensen
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Soren Jensen
Sibling · 1930 · age 20
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
1930 US Federal Census — San Diego, California
Open full size
1930 US Federal Census — San Diego, California
Page Contents
49 people indexed on this census page (ia:1930:californiacensus00reel191:0514)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence Marion | 2 | Son | — | Washington |
| 2 | John Westphalen | 32 | Head | Sailor | Minnesota |
| 3 | Lillian Westphalen | 24 | Wife | — | Illinois |
| 4 | John Jr. Westphalen | 7 | Son | — | Washington |
| 5 | Robert Westphalen | 5 | Son | — | Washington |
| 6 | John Jr. Westphalen | 1 | Son | — | Washington |
| 7 | Arthur L. Edminster | 56 | Head | Operator | Oklahoma |
| 8 | Sarah Edminster | 49 | Wife | — | Illinois |
| 9 | Bernice M. Edminster | 23 | Daughter | — | Nebraska |
| 10 | Herman M. Linson | 39 | Head | Salesman | Missouri |
| 11 | Grace M. Linson | 27 | Wife | — | California |
| 12 | Soren F. Jensen | 45 | Head | Farmer | Denmark |
| 13 | Ellen M. Jensen | 43 | Wife | — | Denmark |
| 14 | Soren Jr. Jensen | 20 | Son | — | Denmark |
| 15 | Carl Jensen THIS PERSON | 13 | Son | — | California |
| 16 | Robert N. Jensen | 10 | Son | — | California |
| 17 | Anna V. Jensen | 9 | Daughter | — | California |
| 18 | Alice Jensen | 7 | Daughter | — | California |
| 19 | Thelma Jensen | 3 | Daughter | — | California |
| 20 | Mary E. Jensen | 1 | Daughter | — | California |
| 21 | Calvin H. Johnson | 54 | Head | Accountant | Illinois |
| 22 | Lily Johnson | 47 | Wife | — | England |
| 23 | Elsie Johnson | 23 | Daughter | — | California |
| 24 | Thomas M. Curtis | 20 | Head | — | Texas |
| 25 | Frances M. Curtis | 18 | Wife | — | California |
| 26 | Barbara J. Curtis | 3 | Daughter | — | California |
| 27 | Joseph Curtis | 26 | Brother | Salesman | Texas |
| 28 | Rosetta G. Rode | 74 | Head | — | Ohio |
| 29 | George E. Neary | 26 | Head | Truck Driver | Michigan |
| 30 | Heloise E. Neary | 24 | Wife | — | Ohio |
| 31 | Arthur J. Oliva | 27 | Head | — | Massachusetts |
| 32 | Joseph Lovett | 70 | Head | — | New York |
| 33 | Elizabeth Lovett | 64 | Wife | — | Utah |
| 34 | Joseph A. Hodgson | 78 | Head | — | England |
| 35 | Sarah Hodgson | 65 | Wife | — | England |
| 36 | Aaron Paine | 49 | Head | — | New York |
| 37 | Esther Paine | 48 | Wife | — | England |
| 38 | James L. Vaughan | 33 | Head | Clerk | Alabama |
| 39 | Lois A. Vaughan | 25 | Wife | — | Illinois |
| 40 | Jimmy Lee Vaughan | 4 | Son | — | California |
| 41 | Mary H. Russel | 58 | Head | Merchant | Czechoslovakia |
| 42 | Anna Russel | 54 | Wife | — | Ohio |
| 43 | Max Russel | 26 | Son | Salesman | Ohio |
| 44 | Elena D. Enos | 56 | Head | — | Switzerland |
| 45 | Mary Enos | 23 | Daughter | — | California |
| 46 | Airvon Baldwin | 31 | Head | Service Man | Montana |
| 47 | June S. Baldwin | 24 | Wife | — | Michigan |
| 48 | Betty A. Baldwin | 5 | Daughter | — | California |
| 49 | Phyllis A. Baldwin | 2 | Daughter | — | California |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)