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Hans Hansen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Buena Vista, Iowa
Our Model Tree links this Hans Hansen across the 1910, 1920, 1930 and 1940 US Censuses in Buena Vista, Iowa (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 4-person household.
Age 45
b. ~1885
Male
Head
Born: Denmark
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Buena Vista, Iowa |
| Surname | Hansen |
| Given Name | Hans C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Alien |
| Year of Immigration | 1910 |
| Age at First Marriage | 22 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | R |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Occupation | Farmer |
| Township / Ward | Elk Township |
| Est. Birth Year | ~1885 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Hans | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Hansen | Daughter | — | 19 | ~1911 |
| Hans Hansen | Head | — | 45 | ~1885 |
| Einer Hansen | Son | — | 23 | ~1907 |
| Ingaborg Hansen | Spouse | — | 43 | ~1887 |
Census Appearances
1910
Pottawattamie, Iowa
Other, age 24
Pottawattamie, Iowa · implied b. ~1886 — 18 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Hans C. |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Denmark |
| Year of Immigration | 1904 |
| Naturalization Status | Alien |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Danish |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1920
Buena Vista, …
Head, age 34
Buena Vista, Iowa · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Hans C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Denmark |
| Year of Immigration | 1909 |
| Naturalization Status | Alien |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | R |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1930
Buena Vista, …
Head, age 45
Buena Vista, Iowa · implied b. ~1885 — 4 household members
| Surname | Hansen |
| Given Name | Hans C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Alien |
| Year of Immigration | 1910 |
| Age at First Marriage | 22 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | R |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1940
Buena-Vista-County, Iowa
Other, age 55
Buena-Vista-County, Iowa · implied b. ~1885 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Hans C. |
| Relationship to Head | Father-in-law |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Denmark |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buena Vista |
| Naturalization Status | Naturalized |
| Occupation | Farmer |
| Industry | Agriculture |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Iowa |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
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 Hans Hansen across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Hans Hansen
Head · 1930 · age 45 · b. ~1885 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Buena Vista, Iowa
Open full size
1930 US Federal Census — Buena Vista, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel645:0061)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marjorie E. Scofield | 19 | Head | Teacher | Illinois |
| 2 | Lois Z. Scofield | 29 | Lodger | Teacher | Iowa |
| 3 | Eleanor N. Scofield | 21 | Lodger | Teacher | Sweden |
| 4 | Cora G. Scofield | 24 | Lodger | Teacher | Iowa |
| 5 | Hans C. Hansen THIS PERSON | 45 | Head | Farmer | Denmark |
| 6 | Ingaborg Hansen | 43 | Wife | — | Denmark |
| 7 | Einer A. Hansen | 23 | Son | Farm Laborer | Denmark |
| 8 | Evelyn S. Hansen | 19 | Daughter | — | Iowa |
| 9 | Hans Illum | 46 | Head | Farmer | Denmark |
| 10 | Magdalena M. Illum | 40 | Wife-H | — | Denmark |
| 11 | Ernest T. Illum | 16 | Son | — | Iowa |
| 12 | Naomi E. Illum | 14 | Daughter | — | Iowa |
| 13 | Wesley T. Illum | 13 | Son | — | Iowa |
| 14 | Cardia M. Illum | 12 | Son | — | Iowa |
| 15 | Vernley S. Illum | 11 | Son | — | Minnesota |
| 16 | Eunice C. Illum | 8 | Daughter | — | Iowa |
| 17 | Lavon M. Illum | 6 | Daughter | — | Iowa |
| 18 | Herman Franzen | 42 | Head | Farmer | Sweden |
| 19 | Agnes A. Franzen | 40 | Wife-H | — | Sweden |
| 20 | Elaine M. Franzen | 4 | Daughter | — | Iowa |
| 21 | Vivian E. Franzen | 3 | Daughter | — | Iowa |
| 22 | Vera E. Franzen | 1 | Daughter | — | Iowa |
| 23 | Elsie M. Johnson | 16 | Step-Daughter | — | Iowa |
| 24 | Edna L. Johnson | 14 | Step-Daughter | — | Iowa |
| 25 | Stanley K. Johnson | 11 | Step-Son | — | Iowa |
| 26 | Herbert J. Lamson | 31 | Head | Farmer | Iowa |
| 27 | Annie M. Lamson | 63 | Mother-H | — | Sweden |
| 28 | Henry E. Anderson | 59 | Cousin | Retired | Sweden |
| 29 | Oscar Johnson | 40 | Head | Farmer | Sweden |
| 30 | Virgil E. Smith | 33 | Head | Superintendent | Illinois |
| 31 | Jennie Smith | 25 | Wife-H | — | Iowa |
| 32 | Delores E. Smith | 3 | Daughter | — | Iowa |
| 33 | Christmas F. Campbell | 28 | Lodger | Teacher | Iowa |
| 34 | Thelma G. North | 23 | Lodger | Teacher | Nebraska |
| 35 | Elsie C. Herrum | 22 | Lodger | Teacher | Iowa |
| 36 | Cecilia J. Nordine | 23 | Lodger | Teacher | Iowa |
| 37 | Elvira M. Anderson | 21 | Lodger | Teacher | South Dakota |
| 38 | Lester G. Peekoff | 38 | Head | Farmer | Iowa |
| 39 | Blanche Peekoff | 40 | Wife-H | — | Iowa |
| 40 | Mahlon B. Peekoff | 15 | Son | — | Iowa |
| 41 | Carl F. Ammons | 28 | Head | Farmer | Iowa |
| 42 | Viola E. Ammons | 22 | Wife-H | — | Colorado |
| 43 | Max C. Ammons | 5 | Son | — | Iowa |
| 44 | Emil E. Pearson | 45 | Head | Farmer | Sweden |
| 45 | Vida L. Pearson | 34 | Wife-H | — | Iowa |
| 46 | Esther L. Pearson | 9 | Daughter | — | Iowa |
| 47 | Anund I. Pearson | 8 | Son | — | Iowa |
| 48 | Lavon D. Pearson | 7 | Son | — | Iowa |
| 49 | Opal C. Pearson | 5 | Daughter | — | Iowa |
| 50 | Forest D. Pearson | 3 | Son | — | Iowa |
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)