VJ
Velma Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Calhoun, Iowa
Our Model Tree links this Velma Johnson across the 1920 and 1930 US Censuses in Calhoun, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 8-person household.
Age 16
b. ~1914
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Calhoun, Iowa |
| Surname | Johnson |
| Given Name | Velma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Sherman Tp |
| Est. Birth Year | ~1914 |
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 1930 census.
| Name | Relation to head | Relative to Velma | Age | Birth yr |
|---|---|---|---|---|
| Belva Pearson | Other | — | 61 | ~1869 |
| Luke Johnson | Head | — | 61 | ~1869 |
| Velma Johnson | Daughter | — | 16 | ~1914 |
| Christine Johnson | Spouse | — | 52 | ~1878 |
| Howard Johnson | Son | — | 5 | ~1925 |
| Roger Johnson | Son | — | 21 | ~1909 |
| Eunice Johnson | Daughter | — | 11 | ~1919 |
| Earl Johnson | Son | — | 14 | ~1916 |
Census Appearances
1920
Calhoun, Iowa
Daughter, age 5
Calhoun, Iowa · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Velma E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Calhoun, Iowa
Daughter, age 16
Calhoun, Iowa · implied b. ~1914 — 8 household members
| Surname | Johnson |
| Given Name | Velma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| 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 Velma Johnson across 2 US Census years (1920 and 1930) in Calhoun, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Velma Johnson
Daughter · 1930 · age 16 · b. ~1914 · Iowa
★ You are viewing this record
Sibling
Eunice Johnson
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Johnson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roger Johnson
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Johnson
Sibling · 1930 · age 5
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 — Calhoun, Iowa
Open full size
1930 US Federal Census — Calhoun, Iowa
Page Contents
44 people indexed on this census page (ia:1930:texascensus00reel2303:0308)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Benton | 47 | Wife | — | Iowa |
| 58 | Frank Mabie | 47 | Head | Farmer | Iowa |
| 59 | Lulu Mabie | 45 | Wife | — | Iowa |
| 60 | Walter Mabie | 19 | Son | — | Iowa |
| 61 | Daughter Mabie | 17 | Daughter | — | Iowa |
| 62 | Mabie | 13 | Son | — | Iowa |
| 63 | Daughter Mabie | 11 | Daughter | — | Iowa |
| 64 | Elsie Mabie | 9 | Daughter | — | Iowa |
| 65 | Olga Mabie | 7 | Daughter | — | Iowa |
| 66 | Walter Wood | 48 | Head | Farmer | Iowa |
| 67 | Clara Wood | 47 | Wife | — | Iowa |
| 68 | David Wood | 20 | Son | — | Iowa |
| 69 | Roscoe Wood | 18 | Son | — | Iowa |
| 70 | Wood | 12 | Son | — | Iowa |
| 71 | Kenneth Wood | 10 | Son | — | Iowa |
| 72 | Robert E Wood | 8 | Son | — | Iowa |
| 73 | Dora May Wood | 6 | Daughter | — | Iowa |
| 74 | Frank Clark | 44 | Head | Farmer | Iowa |
| 75 | Edna Clark | 42 | Wife | — | Iowa |
| 76 | Bernice Clark | 17 | Daughter | — | Iowa |
| 77 | Clarence Clark | 15 | Son | — | Iowa |
| 78 | Ursula Clark | 12 | Daughter | — | Iowa |
| 79 | Clark | 10 | Son | — | Iowa |
| 80 | Lewis Carl | 30 | Head | Farmer | Iowa |
| 81 | Edith Carl | 26 | Wife | — | Iowa |
| 82 | Carl | 2 | Son | — | Iowa |
| 83 | Luke Johnson | 61 | Head | Farmer | Iowa |
| 84 | Christine Johnson | 52 | Wife | — | Iowa |
| 85 | Roger Johnson | 21 | Son | — | Iowa |
| 86 | Velma Johnson THIS PERSON | 16 | Daughter | — | Iowa |
| 87 | Earl Johnson | 14 | Son | — | Iowa |
| 88 | Eunice Johnson | 11 | Daughter | — | Iowa |
| 89 | Johnson | 7 | Son | — | Iowa |
| 90 | Howard Johnson | 5 | Son | — | Iowa |
| 91 | Belva Pearson | 61 | Mother-in-law | — | Iowa |
| 92 | Walter Dugger | 45 | Head | Farmer | Virginia |
| 93 | Katherine Dugger | 44 | Wife | — | Iowa |
| 94 | Zachariah Dugger | 72 | Father | — | Virginia |
| 95 | Robert R Lacey | 50 | Head | Farmer | Iowa |
| 96 | Florence Lacey | 47 | Wife | — | Iowa |
| 97 | Robert Lacey | 10 | Son | — | Iowa |
| 98 | Evelyn Lippert | 21 | Daughter | — | Iowa |
| 99 | Marvin Lippert | 22 | Son-in-law | — | Iowa |
| 100 | James Muntrola | 54 | Head | Laborer | Ohio |
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)