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Fred Thomas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allamakee, Iowa
Our Model Tree links this Fred Thomas across the 1920, 1930 and 1940 US Censuses in Allamakee, Iowa (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 6-person household.
Age 42
b. ~1888
Male
Head
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allamakee, Iowa |
| Surname | Thomas |
| Given Name | Fred J. H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 20 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Farmer |
| Industry | Own Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Post 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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Fred | Age | Birth yr |
|---|---|---|---|---|
| Ruth Thomas | Daughter | — | 5 | ~1925 |
| Fred Thomas | Head | — | 42 | ~1888 |
| Leo Schlites | Other | — | 16 | ~1914 |
| Wesley Thomas | Son | — | 7 | ~1923 |
| Leonard Thomas | Son | — | 10 | ~1920 |
| Emma Thomas | Spouse | — | 39 | ~1891 |
Census Appearances
1920
Allamakee, Iowa
Head, age 32
Allamakee, Iowa · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Fred H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Allamakee, Iowa
Head, age 42
Allamakee, Iowa · implied b. ~1888 — 6 household members
| Surname | Thomas |
| Given Name | Fred J. H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 20 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | Own Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Allamakee-County, Iowa
Head, age 52
Allamakee-County, Iowa · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thoma |
| Given Name | Fred H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Post Twp |
| 1935 Residence (County) | Allamakee |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 84 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 Fred Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Fred Thomas
Head · 1930 · age 42 · b. ~1888 · 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 — Allamakee, Iowa
Open full size
1930 US Federal Census — Allamakee, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel640:1101)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Deloris Welzel | 22 | Daughter | Teacher | Iowa |
| 52 | Dale Welzel | 14 | Son | — | Iowa |
| 53 | Fred Hausman | 59 | Head | Farmer | Iowa |
| 54 | Malinda Hausman | 58 | Wife | — | Iowa |
| 55 | Elliott Hausman | 12 | Son | — | Iowa |
| 56 | Fred J. H. Thomas THIS PERSON | 42 | Head | Farmer | Iowa |
| 57 | Emma Thomas | 39 | Wife | — | Iowa |
| 58 | Leonard Thomas | 10 | Son | — | Iowa |
| 59 | Wesley Thomas | 7 | Son | — | Iowa |
| 60 | Ruth Thomas | 5 | Daughter | — | Iowa |
| 61 | Leo Schlites | 16 | Hired man | Farm | Iowa |
| 62 | Walter Sander | 36 | Head | Farmer | Iowa |
| 63 | Amanda Sander | 29 | Wife | — | Iowa |
| 64 | Irene Sander | 5 | Daughter | — | Iowa |
| 65 | Willard Sander | 3 | Son | — | Iowa |
| 66 | Clodo Sander | 28 | Head | Farmer | Iowa |
| 67 | Aileen Sander | 23 | Wife | — | Iowa |
| 68 | Henry G. Steele | 48 | Head | Farmer | Iowa |
| 69 | Ethel J. Steele | 34 | Wife | — | Iowa |
| 70 | Dayton S. Dyke | 21 | Hired man | Laborer | Iowa |
| 71 | William Barnier | 48 | Head | Carpenter | Germany |
| 72 | Augusta Barnier | 48 | Wife | — | Iowa |
| 73 | Velma Barnier | 8 | Daughter | — | Iowa |
| 74 | Arlo Barnier | 6 | Son | — | Iowa |
| 75 | George Barnier | 78 | Father | — | Germany |
| 76 | Gilbert Stockman | 27 | Head | Mechanic | Iowa |
| 77 | Edith Stockman | 22 | Wife | — | Iowa |
| 78 | Tyrone Stockman | 11 | Daughter | — | Iowa |
| 79 | Charles Stockman | 11 | Son | — | Iowa |
| 80 | Alberta Stockman | 7 | Daughter | — | Iowa |
| 81 | Darlene Stockman | 4 | Daughter | — | Iowa |
| 82 | Lester Buntin | 19 | Boarder | Apprentice | Iowa |
| 83 | Milton Gordon | 37 | Head | Thresh. Mach. | Canada Eng |
| 84 | Anna Gordon | 24 | Wife | — | Germany |
| 85 | Lola Gordon | 6 | Daughter | — | Iowa |
| 86 | Charlotte Gordon | 3 | Daughter | — | Iowa |
| 87 | Donald Gordon | 1 | Son | — | Iowa |
| 88 | William Arnold | 66 | Head | Carpenter | Germany |
| 89 | Ida Arnold | 58 | Wife | — | Wisconsin |
| 90 | Phoebe Arnold | 31 | Daughter | Laundress | Iowa |
| 91 | Roland B. Madsen | 22 | Boarder | — | Iowa |
| 92 | Lawrence Dresselhaus | 32 | Head | Farmer | Iowa |
| 93 | Eunice M. Dresselhaus | 73 | Mother | — | Iowa |
| 94 | Dresselhaus | 43 | Sister | Teacher | Iowa |
| 95 | Calvin Schultz | 23 | Hired man | Laborer | Iowa |
| 96 | Lee Harnack | 36 | Head | Laborer | Iowa |
| 97 | Florence Harnack | 35 | Wife | — | Iowa |
| 98 | Howard Stafford | 36 | Head | Farmer | Iowa |
| 99 | Helen Stafford | 35 | Wife | — | Iowa |
| 100 | Leona Stafford | 9 | Daughter | — | 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)