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Henry Thompson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Pocahontas, Iowa
Our Model Tree links this Henry Thompson across the 1920, 1930 and 1940 US Censuses in Pocahontas, Iowa (XGBoost, ~Confirmed) — first a head (b.~1856), then head of a 3-person household.
Age 74
b. ~1856
Male
Head
Born: Denmark
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Pocahontas, Iowa |
| Surname | Thompson |
| Given Name | Henry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Naturalized |
| Year of Immigration | 1883 |
| Age at First Marriage | 29 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Value / Rent | 3200 |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Township / Ward | Rolfe Town |
| Est. Birth Year | ~1856 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Henry | Age | Birth yr |
|---|---|---|---|---|
| Rose Thompson | Daughter | — | 33 | ~1897 |
| Henry Thompson | Head | — | 74 | ~1856 |
| Sophia Thompson | Spouse | — | 70 | ~1860 |
Census Appearances
1920
Pocahontas, Iowa
Head, age 64
Pocahontas, Iowa · implied b. ~1856 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Henry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Denmark |
| Year of Immigration | 1875 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Denmark |
| Year of Naturalization | 1880 |
| Birthplace (normalized) | denmark |
1930
Pocahontas, Iowa
Head, age 74
Pocahontas, Iowa · implied b. ~1856 — 3 household members
| Surname | Thompson |
| Given Name | Henry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Naturalized |
| Year of Immigration | 1883 |
| Age at First Marriage | 29 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Value / Rent | 3200 |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1940
Pocahontas-County, Iowa
Other, age 84
Pocahontas-County, Iowa · implied b. ~1856 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Henry |
| Relationship to Head | Father |
| Sex | M |
| Color / Race | White |
| Age | 84 |
| Marital Status | Widowed |
| Birthplace | Denmark |
| 1935 Residence (City) | Rolfe |
| 1935 Residence (County) | Pocahontas |
| Naturalization Status | Naturalized |
| Highest Grade | No 6 |
| 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 Henry Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Henry Thompson
Head · 1930 · age 74 · b. ~1856 · 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 — Pocahontas, Iowa
Open full size
1930 US Federal Census — Pocahontas, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel673:0094)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ray Ferguson | 28 | Lodger | Mechanic | Iowa |
| 52 | Ed Ainsland | 46 | Head | Truck Driver | Norway |
| 53 | Tilly B. Ainsland | 47 | Wife | — | Norway |
| 54 | Sarah B. Ainsland | 20 | Daughter | Operator | Iowa |
| 55 | Lawrence Ainsland | 18 | Son | Cream Tester | Iowa |
| 56 | Elaine J. Ainsland | 16 | Daughter | — | Iowa |
| 57 | Ben J. Lehner | 60 | Head | — | Illinois |
| 58 | Pearl H. Lehner | 30 | Daughter | — | Illinois |
| 59 | Hattie Lehner | 28 | Daughter | Teacher | Illinois |
| 60 | Ambrose B. Hansell | 62 | Head | Laborer | Indiana |
| 61 | Louise Hansell | 52 | Wife | — | W. Prus. Ger. |
| 62 | Ellen Paulson | 71 | Head | — | Norway |
| 63 | Peter A. Paulson | 38 | Son | Agent/Bulk | Illinois |
| 64 | Louis M. Paulson | 30 | Son | Operator | Iowa |
| 65 | Marie E. Paulson | 40 | Daughter-in-law | — | Iowa |
| 66 | Clarence M. Patterson | 60 | Head | Proprietor | Pennsylvania |
| 67 | Lilian H. Patterson | 60 | Wife | — | United States |
| 68 | John F. Kauffman | 55 | Head | — | Pennsylvania |
| 69 | Lulu H. Kauffman | 53 | Wife | Lady House Keeper | Illinois |
| 70 | Helen E. Kauffman | 25 | Daughter | — | Iowa |
| 71 | Ed Duffy | 31 | Lodger | Laborer | Iowa |
| 72 | Leonard Mcdonald | 29 | Lodger | Electrician | Iowa |
| 73 | Hans Jensen | 68 | Lodger | — | Denmark |
| 74 | Laurits H. Spiller | 61 | Head | Clergyman | Denmark |
| 75 | Hulda J. Spiller | 47 | Wife | — | Sweden |
| 76 | Forest E. Grant | 29 | Head | Bookkeeper | Iowa |
| 77 | Etta M. Grant | 28 | Wife | — | Iowa |
| 78 | Beverly J. Grant | 5 | Daughter | — | Iowa |
| 79 | John O. Haugland | 57 | Head | Clergyman | Norway |
| 80 | Hilda O. Haugland | 57 | Wife | — | Norway |
| 81 | Orlando Haugland | 21 | Son | — | Iowa |
| 82 | Judith H. Haugland | 19 | Daughter | — | Iowa |
| 83 | Ruben A. Haugland | 16 | Son | — | Iowa |
| 84 | Henry Thompson THIS PERSON | 74 | Head | — | Denmark |
| 85 | Sophia K. Thompson | 70 | Wife | — | Denmark |
| 86 | Rose C. Thompson | 33 | Daughter | — | Iowa |
| 87 | Grover C. Harris | 45 | Head | Plumber | Illinois |
| 88 | Susie A. Harris | 45 | Wife | — | Illinois |
| 89 | Walter H. Harris | 26 | Son | Janitor | Iowa |
| 90 | Russell M. Harris | 22 | Son | Laborer | Iowa |
| 91 | Maria Burre | 59 | Head | Printer Owner | Canada-English |
| 92 | Jessie E. Burre | 55 | Wife | — | Wisconsin |
| 93 | Harley M. Fortune | 42 | Head | Commission | Kansas |
| 94 | Myrtle E. Fortune | 43 | Wife | — | Iowa |
| 95 | Mildred I. Fortune | 17 | Daughter | — | Iowa |
| 96 | Donald D. Fortune | 12 | Son | — | Iowa |
| 97 | Ralph L. Votroun | 33 | Head | Electrician | Iowa |
| 98 | Addie J. Votroun | 33 | Wife | — | Iowa |
| 99 | Celva M. Votroun | 10 | Daughter | — | Iowa |
| 100 | Wayne M. Votroun | 8 | 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)