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Fred Martin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mills, Iowa
Our Model Tree links this Fred Martin across the 1910, 1920 and 1930 US Censuses in Mills, Iowa (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 3-person household.
Age 50
b. ~1880
Male
Head
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Mills, Iowa |
| Surname | Martin |
| Given Name | Fred J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Iowa |
| Year of Immigration | 1900 |
| Age at First Marriage | 36 |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Merchant |
| Industry | Gen'l Merchant |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Merchant |
| Township / Ward | Hastings Town |
| Est. Birth Year | ~1880 |
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 Fred | Age | Birth yr |
|---|---|---|---|---|
| Fred Martin | Head | — | 50 | ~1880 |
| Lawrence Martin | Son | — | 18 | ~1912 |
| Mabel Martin | Spouse | — | 48 | ~1882 |
Census Appearances
1910
Mills, Iowa
Head, age 30
Mills, Iowa · implied b. ~1880
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Martin |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Iowa |
| Years Married | 4 |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Mills, Iowa
Head, age 41
Mills, Iowa · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Fred J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | England |
| Mother's Birthplace | US |
| Occupation | Merchant |
| Industry | General Mdse |
| 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
Mills, Iowa
Head, age 50
Mills, Iowa · implied b. ~1880 — 3 household members
| Surname | Martin |
| Given Name | Fred J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Iowa |
| Year of Immigration | 1900 |
| Age at First Marriage | 36 |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Occupation | Merchant |
| Industry | Gen'l Merchant |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| 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 Martin across 3 US Census years (1910, 1920 and 1930) in Mills, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Fred Martin
Head · 1930 · age 50 · b. ~1880 · 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 — Mills, Iowa
Open full size
1930 US Federal Census — Mills, Iowa
Page Contents
47 people indexed on this census page (ia:1930:iowacensus00reel669:0300)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clark E Campbell | 39 | Head | Laborer | Illinois |
| 2 | Zesta Campbell | 36 | Wife | — | Illinois |
| 3 | Charles W Campbell | 17 | Son | — | Iowa |
| 4 | Ruby M Campbell | 15 | Daughter | — | Illinois |
| 5 | Leo A Campbell | 14 | Son | — | Illinois |
| 6 | Marion L Campbell | 12 | Son | — | Iowa |
| 7 | Harold D Campbell | 8 | Son | — | Iowa |
| 8 | William D Clark | 66 | Head | Blacksmith | Illinois |
| 9 | Bessie Hammons | 55 | Head | Operator | Missouri |
| 10 | Gladys Hammons | 26 | Son | Laborer | Iowa |
| 11 | Effie Kennedy | 60 | Head | Cook | Iowa |
| 12 | Will J Austin | 77 | Head | Blacksmith | Ohio |
| 13 | Ella B Austin | 67 | Wife | — | Iowa |
| 14 | William C Austin | 24 | Son | Salesman | Iowa |
| 15 | Murdant J Austin | 17 | Daughter-in-law | — | Nebraska |
| 16 | John Jr. O'Connor | 58 | Head | Operator | Ohio |
| 17 | James D Jones | 21 | Servant | Waitress | Nebraska |
| 18 | Vane L Clark | 37 | Head | Laborer | Indiana |
| 19 | Milla Clark | 30 | Wife | — | Missouri |
| 20 | Iona Mae Clark | 7 | Daughter | — | Iowa |
| 21 | Charles E Peace | 60 | Head | Laborer | Indiana |
| 22 | Ora Peace | 54 | Wife | — | Missouri |
| 23 | Charlie J Leutier | 27 | Head | Carpenter | Iowa |
| 24 | Cleo Leutier | 25 | Wife | — | Missouri |
| 25 | Charles J Howrey | 25 | Head | Barber | Iowa |
| 26 | Glen R Dunsfield | 35 | Head | Asst Cashier | Kansas |
| 27 | William E Helmstock | 36 | Head | Cashier | Nebraska |
| 28 | Eliza Helmstock | 30 | Wife | — | Nebraska |
| 29 | Robert N Helmstock | 1 | Son | — | Nebraska |
| 30 | Albert H Crawford | 46 | Head | Merchant | Iowa |
| 31 | Annie M Crawford | 39 | Wife | — | Iowa |
| 32 | Norma J Crawford | 16 | Daughter | — | Iowa |
| 33 | Ethelyn G Crawford | 14 | Daughter | — | Iowa |
| 34 | Harriet J Crawford | 4 | Daughter | — | Iowa |
| 35 | Fred J Martin THIS PERSON | 50 | Head | Merchant | Iowa |
| 36 | Mabel B Martin | 48 | Wife | — | Illinois |
| 37 | Lawrence M Martin | 18 | Son | — | Iowa |
| 38 | Lemon Cox | 66 | Head | Merchant | Missouri |
| 39 | Alma Cox | 56 | Wife | — | Canada-French |
| 40 | Ashel W Vannice | 45 | Head | Superintendent | Nebraska |
| 41 | Jennie E Vannice | 40 | Wife | — | Nebraska |
| 42 | Esther L Vannice | 12 | Daughter | — | Nebraska |
| 43 | Dean T Vannice | 4 | Son | — | Nebraska |
| 44 | Clifford M Vannice | 2 | Son | — | Iowa |
| 45 | George Paul Greenlaw | 24 | Head | Teacher | Alabama |
| 46 | Iona Mae Greenlaw | 21 | Wife | — | Iowa |
| 47 | David L Greenlaw | 0 | 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)