HJ
Harold Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Palo Alto, Iowa
Our Model Tree links this Harold Johnson across the 1910, 1920 and 1930 US Censuses in Palo Alto, Iowa (XGBoost, ~Confirmed), with identified parents Duncan & Susie — first a son (b.~1908), then head of a 6-person household.
Age 22
b. ~1908
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Palo Alto, Iowa |
| Surname | Johnson |
| Given Name | Harold D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Usher |
| Industry | Theatre |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Usher |
| Township / Ward | Emmetsburg City |
| Est. Birth Year | ~1908 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Lois Johnson | Daughter | — | 14 | ~1916 |
| Duncan Johnson | Head | — | 47 | ~1883 |
| Susan Johnson | Other | — | 47 | ~1883 |
| Harold Johnson | Son | — | 22 | ~1908 |
| Carl Johnson | Son | — | 19 | ~1911 |
| Glen Johnson | Son | — | 12 | ~1918 |
Census Appearances
1910
Palo Alto, …
Other, age 2
Palo Alto, Iowa · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harold |
| Relationship to Head | nephew |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Palo Alto, …
Son, age 12
Palo Alto, Iowa · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Palo Alto, …
Son, age 22
Palo Alto, Iowa · implied b. ~1908 — 6 household members
| Surname | Johnson |
| Given Name | Harold D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Usher |
| Industry | Theatre |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 (1910, 1920 and 1930) in Palo Alto, Iowa, using XGBoost record linkage. Identified parents: father Duncan Johnson (~0.92 confidence) and mother Susie Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Duncan Johnson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Susie Johnson
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Johnson
Son · 1930 · age 22 · b. ~1908 · Iowa
★ You are viewing this record
Sibling
Carl Johnson
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Johnson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glen Johnson
Sibling · 1930 · age 12
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 — Palo Alto, Iowa
Open full size
1930 US Federal Census — Palo Alto, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel671:0874)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Hunter G. Soper | 6 | Son | — | Iowa |
| 52 | Robert J. Soper | 4 | Son | — | Iowa |
| 53 | Virginia Soper | 1 | Daughter | — | Illinois |
| 54 | Carlton S. Wells | 73 | Head | — | Iowa |
| 55 | Minnie R. Wells | 71 | Wife-H | — | Wisconsin |
| 56 | Florence E. Wells | 34 | Daughter | Superintendent | Iowa |
| 57 | Henry H. Willingham | 39 | Son-in-law | Agent | Kentucky |
| 58 | Juanita Willingham | 32 | Daughter | — | Iowa |
| 59 | Mary Crowley | 69 | Head | — | Irish Free State |
| 60 | Nellie J. Crowley | 37 | Daughter | Teacher | Iowa |
| 61 | Jack W. Crowley | 5 | Grandson | — | Iowa |
| 62 | Benjamin F. Brady | 61 | Head | Secretary | Missouri |
| 63 | M. Stella Brady | 58 | Wife-H | — | Iowa |
| 64 | Anna Telford | 63 | Head | — | Canada-English |
| 65 | Orville Telford | 24 | Son | Truck Driver | Iowa |
| 66 | Ella Patterson | 71 | Head | — | Illinois |
| 67 | Fred Scott | 58 | Head | Proprietor | Wisconsin |
| 68 | Elizabeth Scott | 54 | Wife-H | — | Germany |
| 69 | Mary E. Scott | 17 | Daughter | — | Iowa |
| 70 | Jacob A. Scott | 25 | Head | Clerk | Iowa |
| 71 | Marguerite M. Scott | 22 | Wife-H | — | Illinois |
| 72 | William J. Scott | 0 | Son | — | Iowa |
| 73 | Josie Conway | 60 | Head | — | Iowa |
| 74 | M. Raymond Conway | 38 | Son | General Mechanic | Iowa |
| 75 | Fred G. Mccarty | 45 | Head | Mechanic | Iowa |
| 76 | Anna A. Mccarty | 43 | Wife-H | — | Iowa |
| 77 | Richard C. Mccarty | 18 | Son | — | Iowa |
| 78 | John M. Mccarty | 16 | Son | — | Iowa |
| 79 | Fred Jr. Mccarty | 4 | Son | — | Iowa |
| 80 | Duncan L. Johnson | 47 | Head | Auditor | Iowa |
| 81 | Susan L. Johnson | 47 | Wife-H | — | Iowa |
| 82 | Harold D. Johnson THIS PERSON | 22 | Son | Usher | Iowa |
| 83 | Carl F. Johnson | 19 | Son | Waiter | Iowa |
| 84 | Lois A. Johnson | 14 | Daughter | — | Iowa |
| 85 | Glen A. Johnson | 12 | Son | — | Iowa |
| 86 | Roy W. Newell | 37 | Head | Superintendent | Iowa |
| 87 | Estelle S. Newell | 36 | Wife-H | — | Iowa |
| 88 | Ellen E. Newell | 11 | Daughter | — | Iowa |
| 89 | Dorothy G. Newell | 9 | Daughter | — | Iowa |
| 90 | Ira G. Noble | 73 | Head | — | Iowa |
| 91 | Olive H. Noble | 33 | Daughter-H | Music Teacher | Iowa |
| 92 | Pearl M. Noble | 29 | Daughter | Teacher | Iowa |
| 93 | Lee W. Barker | 32 | Roomer | Minister | Michigan |
| 94 | Adam L. Brandt | 36 | Head | Electrician | Minnesota |
| 95 | Berta A. Brandt | 28 | Wife-H | — | France |
| 96 | Francis A. Brandt | 8 | Son | — | Iowa |
| 97 | Alfred J. Burt | 54 | Head | Lawyer | Wisconsin |
| 98 | Anna L. Burt | 47 | Wife-H | — | Iowa |
| 99 | Mary J. - Al. Burt | 19 | Daughter | — | Iowa |
| 100 | Orville J. Stoddard | 44 | Head | General Mechanic | Iowa |
Pedigree Summary
Harold + 3 siblings
Gen 1 · 2 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)