RM
Robert Mason — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Lee, Iowa
Our Model Tree links this Robert Mason across the 1920 and 1930 US Censuses in Lee, Iowa (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 11-person household.
Age 53
b. ~1877
Male
Head
Born: Nebraska
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Lee, Iowa |
| Surname | Mason |
| Given Name | Robert A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 27 |
| Father's Birthplace | United States |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farmer |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Farmer |
| Township / Ward | Jackson Township |
| Est. Birth Year | ~1877 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Bernice Mason | Daughter | — | 8 | ~1922 |
| Edna Mason | Daughter | — | 17 | ~1913 |
| Ruth Mason | Daughter | — | 10 | ~1920 |
| Robert Mason | Head | — | 53 | ~1877 |
| Earl Mason | Son | — | 15 | ~1915 |
| Ralph Mason | Son | — | 5 | ~1925 |
| Orvin Mason | Son | — | 1 | ~1929 |
| Earl Mason | Son | — | 22 | ~1908 |
| Herman Mason | Son | — | 3 | ~1927 |
| Mallen Mason | Son | — | 6 | ~1924 |
| Irma Mason | Spouse | — | 44 | ~1886 |
Census Appearances
1920
Lee, Iowa
Head, age 44
Lee, Iowa · implied b. ~1876 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | Helper |
| Industry | Foundry |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Lee, Iowa
Head, age 53
Lee, Iowa · implied b. ~1877 — 11 household members
| Surname | Mason |
| Given Name | Robert A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 27 |
| Father's Birthplace | United States |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | Farmer |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Robert Mason across 2 US Census years (1920 and 1930) in Lee, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Mason
Head · 1930 · age 53 · b. ~1877 · 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 — Lee, Iowa
Open full size
1930 US Federal Census — Lee, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel663:0694)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Verlie Schappach | 25 | Head | Farmer | Iowa |
| 2 | Catherine A Schappach | 61 | Mother | — | Missouri |
| 3 | Chelmar Brewer | 33 | Head | Farmer | Iowa |
| 4 | Laurel Brewer | 30 | Wife H | — | Illinois |
| 5 | Edward G Brewer | 12 | Son | — | Illinois |
| 6 | Ione J Brewer | 11 | Daughter | — | Illinois |
| 7 | Chelmar L Brewer | 10 | Son | — | Iowa |
| 8 | Emma Schappach | 60 | Head | Farmer | Illinois |
| 9 | Harry T Schappach | 50 | Brother | — | Illinois |
| 10 | Rosie C Schappach | 52 | Sister | — | Illinois |
| 11 | Herne Huston | 26 | Head | Truck Driver | Missouri |
| 12 | Della T Huston | 27 | Wife H | — | Missouri |
| 13 | Larme G Huston | 8 | Daughter | — | Missouri |
| 14 | Basil E Huston | 6 | Son | — | Missouri |
| 15 | Cecil A Huston | 5 | Son | — | Iowa |
| 16 | Harry G Baldwin | 77 | Head | Farmer | Iowa |
| 17 | Lottie A Baldwin | 70 | Wife | — | Iowa |
| 18 | R B Baldwin | 33 | Head | Chiro-Practor | Iowa |
| 19 | Alice Baldwin | 34 | Wife | — | Illinois |
| 20 | Doris L Baldwin | 9 | Daughter | — | Illinois |
| 21 | Ruth E Baldwin | 5 | Daughter | — | Iowa |
| 22 | Mary A Baldwin | 2 | Daughter | — | Iowa |
| 23 | Jessie Tegard | 31 | Head | Laborer | Missouri |
| 24 | Edwin P Fox | 45 | Head | Taylor | Michigan |
| 25 | Hazel R Fox | 31 | Wife | — | Iowa |
| 26 | Fred Dostal | 62 | Head | Teamster | Iowa |
| 27 | Pauline Dostal | 54 | Wife H | — | Iowa |
| 28 | Fred H Dostal | 24 | Son | Laborer | Iowa |
| 29 | Frances E Dostal | 16 | Daughter | — | Iowa |
| 30 | Charles Colman | 23 | Head | Truck Driver | Missouri |
| 31 | Pauline Colman | 19 | Wife H | — | Iowa |
| 32 | Louis E Mittick | 69 | Head | Farmer | Iowa |
| 33 | Addie E Mittick | 68 | Wife | — | New York |
| 34 | Robert A Mason THIS PERSON | 53 | Head | Farmer | Nebraska |
| 35 | Irma H Mason | 44 | Wife | — | Missouri |
| 36 | Earl Mason | 22 | Son | Labor | Illinois |
| 37 | Edna P Mason | 17 | Daughter | — | Illinois |
| 38 | Earl Mason | 15 | Son | — | Iowa |
| 39 | Ruth Mason | 10 | Daughter | — | Iowa |
| 40 | Bernice Mason | 8 | Daughter | — | Iowa |
| 41 | Mallen Mason | 6 | Son | — | Iowa |
| 42 | Ralph Mason | 5 | Son | — | Iowa |
| 43 | Herman Mason | 3 | Son | — | Iowa |
| 44 | Orvin Mason | 1 | Son | — | Iowa |
| 45 | Ora Tender | 43 | Head | Farmer | Iowa |
| 46 | Lillie M Tender | 33 | Wife | — | Iowa |
| 47 | George L Tender | 15 | Son | — | Iowa |
| 48 | Mayme Tender | 12 | Daughter | — | Iowa |
| 49 | George Stewart | 14 | Step Son | — | Iowa |
| 50 | Harry N Stewart | 11 | Step 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)