DJ
David Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Isanti, Minnesota
Our Model Tree links this David Johnson across the 1910, 1920 and 1930 US Censuses in Isanti, Minnesota (XGBoost, ~Confirmed), with identified parents Annie & Axel — first a son (b.~1888), then head of a 2-person household.
Age 42
b. ~1888
Male
Son
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Isanti, Minnesota |
| Surname | Johnson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Laborer |
| Industry | Dairy Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Laborer |
| Township / Ward | Maple Ridge Township |
| Est. Birth Year | ~1888 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Axel Johnson | Head | — | 72 | ~1858 |
| David Johnson | Son | — | 42 | ~1888 |
Census Appearances
1910
Isanti, Minnesota
Son, age 22
Isanti, Minnesota · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Swed-Swedish |
| Mother's Birthplace | Swed-Swedish |
| Occupation | Farm Labor |
| Industry | Home Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Isanti, Minnesota
Son, age 32
Isanti, Minnesota · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farm Laborer |
| Industry | Working out |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Isanti, Minnesota
Son, age 42
Isanti, Minnesota · implied b. ~1888 — 2 household members
| Surname | Johnson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Dairy Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 David Johnson across 3 US Census years (1910, 1920 and 1930) in Isanti, Minnesota, using XGBoost record linkage. Identified parents: mother Annie Johnson (~0.92 confidence) and father Axel Johnson (~0.92 confidence) and father Alfred Johnson (~0.92 confidence) and father Alfred Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Annie Johnson
b. ~1853
Source mother
● Household
· direct · ~0.92
Father
Axel Johnson
b. ~1858
Source father
● Household
· direct · ~0.92
Father
Alfred Johnson
b. ~1858
Source father
● Household
· direct · ~0.92
Father
Alfred Johnson
b. ~1859
Source father
● Household
· direct · ~0.92
This person
Anchor record
David Johnson
Son · 1930 · age 42 · b. ~1888 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Isanti, Minnesota
Open full size
1930 US Federal Census — Isanti, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1101:1034)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Myrick | 8 | Son | — | Minnesota |
| 2 | Henry Landin | 55 | Head | Farmer | Minnesota |
| 3 | Signe Landin | 44 | Wife | — | Sweden |
| 4 | Anton Johnson | 41 | Head | Farmer | Minnesota |
| 5 | Linda Johnson | 34 | Wife | — | Minnesota |
| 6 | Mary Johnson | 11 | Daughter | — | Minnesota |
| 7 | Claus Olson | 52 | Head | Farmer | Sweden |
| 8 | Betsy Olson | 75 | Wife | — | Sweden |
| 9 | Ole Degrasen | 68 | Head | Farmer | Sweden |
| 10 | Leonard Degrasen | 17 | Son | Laborer | Minnesota |
| 11 | Eric Hanson | 69 | Head | Farmer | Minnesota |
| 12 | Edwin Hanson | 62 | Brother | Laborer | Minnesota |
| 13 | Ernest Gudridge | 60 | Head | Salesman | England |
| 14 | Fannie M. Gudridge | 42 | Wife | — | North Dakota |
| 15 | Frank M. Gudridge | 18 | Son | — | Minnesota |
| 16 | Hugh H. Gudridge | 17 | Son | — | Minnesota |
| 17 | Richard E. Gudridge | 15 | Son | — | Minnesota |
| 18 | Ernest A. Gudridge | 13 | Son | — | Minnesota |
| 19 | Charlotte Gudridge | 12 | Daughter | — | Minnesota |
| 20 | Chas Hanson | 57 | Head | Farmer | Minnesota |
| 21 | Esther Hanson | 56 | Wife | — | Illinois |
| 22 | Robert Hanson | 13 | Son | — | Minnesota |
| 23 | Hazel Haglund | 23 | Niece | Teacher | Minnesota |
| 24 | Albert Berglund | 47 | Head | Farmer | Sweden |
| 25 | Bertha Berglund | 45 | Sister | — | Sweden |
| 26 | Peter Berglund | 62 | Brother | Laborer | Sweden |
| 27 | Adolf Reichel | 22 | Head | Farmer | Minnesota |
| 28 | Viola Reichel | 20 | Wife | — | Minnesota |
| 29 | Lloyd Reichel | 2 | Son | — | Minnesota |
| 30 | Chas V. Peterson | 48 | Head | Farmer | Minnesota |
| 31 | Axel Johnson | 72 | Head | Farmer | Sweden |
| 32 | David Johnson THIS PERSON | 42 | Son | Laborer | Minnesota |
| 33 | Chas O. Hammarlund | 67 | Head | Farmer | Sweden |
| 34 | Lisa Hammarlund | 71 | Wife | — | Sweden |
| 35 | Anton Hammarlund | 36 | Son | Laborer | Sweden |
| 36 | Anna Hammarlund | 29 | Daughter | Domestic | Sweden |
| 37 | Ernest Hammarlund | 12 | Grandson | — | Minnesota |
| 38 | Alfred Olson | 42 | Head | Farmer | Sweden |
| 39 | Alice Olson | 43 | Wife | — | Minnesota |
| 40 | Isaac Gustafson | 51 | Head | Farmer | Minnesota |
| 41 | Anna Gustafson | 49 | Wife | — | Minnesota |
| 42 | Walter B. Gustafson | 17 | Son | — | Minnesota |
| 43 | Emma C. Ericson | 69 | Head | Farmer | Sweden |
| 44 | Albert Carlson | 79 | Head | Farmer | Sweden |
| 45 | Anna Carlson | 74 | Wife | — | Sweden |
| 46 | Ole E. Olson | 67 | Head | Farmer | Sweden |
| 47 | Lisa Olson | 61 | Wife | — | Sweden |
| 48 | Hilding Olson | 24 | Son | Laborer | Minnesota |
| 49 | Fremont Olson | 22 | Son | Laborer | Minnesota |
| 50 | Josephine Olson | 19 | Daughter | Domestic | Minnesota |
Pedigree Summary
David
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 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)