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Robert Hamilton — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Fergus, Montana

Our Model Tree links this Robert Hamilton across the 1910, 1920 and 1930 US Censuses in Fergus, Montana (XGBoost, ~Confirmed), with identified parents Sam & Maud — first a head (b.~1904), then head of a 3-person household.

Age 26 b. ~1904 Male Head Born: Montana Married

1930 Census Record Details

Census Year1930
LocationFergus, Montana
SurnameHamilton
Given NameRobert L
Relationship to HeadHead
SexM
Color / RaceWhite
Age26
Marital StatusMarried
BirthplaceMontana
Age at First Marriage23
Father's BirthplaceMissouri
Mother's BirthplaceMissouri
Additional Details
OccupationFarmer
IndustryGeneral farming
Class of WorkerO
Can Read/WriteYes
Home Owned/RentedR
VeteranNo
Birth StateMontana
Birth CountryUnited States
Birthplace (normalized)montana
OccupationFarmer
Township / WardSchool District 161
Est. Birth Year~1904

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 Robert Age Birth yr
Robert Hamilton Head — 26 ~1904
Robert Hamilton Son — 1 ~1929
Alice Hamilton Spouse — 24 ~1906

Census Appearances

1910
Fergus, Montana
Son, age 6
Fergus, Montana · implied b. ~1904 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Hamilton
Given Name Robert L.
Relationship to Head Son
Sex M
Color / Race White
Age 6
Marital Status Single
Birthplace Montana
Father's Birthplace Missouri
Mother's Birthplace Missouri
Birth State Montana
Birth Country United States
Birthplace (normalized) montana
1920
Fergus, Montana
Son, age 16
Fergus, Montana · implied b. ~1904 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Hamilton
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 16
Marital Status Single
Birthplace Montana
Father's Birthplace Missouri
Mother's Birthplace Missouri
Occupation none
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State Montana
Birth Country United States
Birthplace (normalized) montana
1930
Fergus, Montana
Head, age 26
Fergus, Montana · implied b. ~1904 — 3 household members
Surname Hamilton
Given Name Robert L
Relationship to Head Head
Sex M
Color / Race White
Age 26
Marital Status Married
Birthplace Montana
Age at First Marriage 23
Father's Birthplace Missouri
Mother's Birthplace Missouri
Occupation Farmer
Industry General farming
Class of Worker O
Can Read/Write Yes
Home Owned/Rented R
Veteran No
Birth State Montana
Birth Country United States
Birthplace (normalized) montana

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.
Model Tree available
Our Model Tree links Robert Hamilton across 3 US Census years (1910, 1920 and 1930) in Fergus, Montana, using XGBoost record linkage. Identified parents: father Sam Hamilton (~0.92 confidence) and mother Maud Hamilton (~0.92 confidence) and mother Maude Hamilton (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Sam Hamilton
b. ~1873
Source father
● Household · direct · ~0.92
Mother
Maud Hamilton
b. ~1878
Source mother
● Household · direct · ~0.92
Mother
Maude Hamilton
b. ~1879
Source mother
● Household · direct · ~0.92
This person
Anchor record
Robert Hamilton
Head · 1930 · age 26 · b. ~1904 · Montana
★ You are viewing this record
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1930 US Federal Census — Fergus, Montana Open full size

Page Contents

28 people indexed on this census page (ia:1930:15thcensus1255unit:1018)

Line Name Age Relation Occupation Birthplace
1 Robert L Hamilton THIS PERSON 26 Head Farmer Montana
2 Alice E Hamilton 24 Wife None Ohio
3 Robert Jr Hamilton 1 Son None Montana
4 Arthur F Tempus 24 Head Farmer Indiana
5 Marie E Tempus 24 Wife None Nebraska
6 Frances J Tempus 2 Daughter None Montana
7 Shirley A Tempus 1 Daughter None Montana
8 Raymond Haddle 25 Employee Farm Laborer Iowa
9 Faye A Crary 21 Boarder Teacher Iowa
10 Clarence T Parker 54 Head Farmer Kentucky
11 Mamie A Duncan 57 Housekeeper Housekeeper Minnesota
12 Tom Cronan 47 Employee Farm Laborer Iowa
13 George C Jimmerson 39 Head Farmer Iowa
14 Jessie E Jimmerson 37 Wife None Montana
15 George Jr Jimmerson 13 Son None Montana
16 Ethel E Jimmerson 11 Daughter None Montana
17 Murray C Jimmerson 9 Son None Montana
18 Jerry G Jimmerson 7 Son None Montana
19 Joy J Jimmerson 3 Daughter None Montana
20 Roy A Jimmerson 1 Son None Montana
21 August A Shubert 45 Head Farmer Wisconsin
22 Forest E Soper 45 Head Farmer Ohio
23 Edna E Soper 40 Wife None Missouri
24 Menden V Soper 20 Son Farm Laborer California
25 Janet N Soper 16 Daughter None California
26 Vernon J Soper 14 Son None California
27 Lynn H Soper 11 Son None Montana
28 Edna M Townes 21 Head Teacher Utah

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Pedigree Summary

Robert
Gen 1 · 3 parents ~0.92
Max depth 4 (1900–1950 window)

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)

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