TW
Thelma Williams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Dundy, Nebraska
Our Model Tree links this Thelma Williams across the 1910, 1920 and 1930 US Censuses in Dundy, Nebraska (XGBoost, ~Confirmed), with identified parents Jennie & Ora — first a daughter (b.~1909), then head of a 6-person household.
Age 21
b. ~1909
Female
Daughter
Born: Nebraska
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Dundy, Nebraska |
| Surname | Williams |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Harrison Precinct |
| Est. Birth Year | ~1909 |
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 Thelma | Age | Birth yr |
|---|---|---|---|---|
| Irene Williams | Daughter | — | 18 | ~1912 |
| Thelma Williams | Daughter | — | 21 | ~1909 |
| Cecil Williams | Daughter | — | 22 | ~1908 |
| John Williams | Head | — | 45 | ~1885 |
| Jack Williams | Son | — | 13 | ~1917 |
| Laverne Williams | Son | — | 11 | ~1919 |
Census Appearances
1910
Dundy, Nebraska
Daughter, age 1
Dundy, Nebraska · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Thelma M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Dundy, Nebraska
Daughter, age 11
Dundy, Nebraska · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Thelma M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Dundy, Nebraska
Daughter, age 21
Dundy, Nebraska · implied b. ~1909 — 6 household members
| Surname | Williams |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| 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 Thelma Williams across 3 US Census years (1910, 1920 and 1930) in Dundy, Nebraska, using XGBoost record linkage. Identified parents: mother Jennie Williams (~0.92 confidence) and father Ora Williams (~0.92 confidence) and father Ira Williams (~0.92 confidence) and father John Williams (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Jennie Williams
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Ora Williams
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Ira Williams
b. ~1885
Source father
● Household
· direct · ~0.92
Father
John Williams
b. ~1885
Source father
● Household
· direct · ~0.92
This person
Anchor record
Thelma Williams
Daughter · 1930 · age 21 · b. ~1909 · Nebraska
★ You are viewing this record
Sibling
Laverne Williams
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecil Williams
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Williams
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Williams
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Dundy, Nebraska
Open full size
1930 US Federal Census — Dundy, Nebraska
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1280unit:0081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | David A Davis | 64 | Head | General Farm | Iowa |
| 2 | Lucy Davis | 52 | Wife | — | Nebraska |
| 3 | Lula Davis | 13 | Daughter | — | Nebraska |
| 4 | Arthur Gohn | 59 | Brother | Laborer | Iowa |
| 5 | Harold Needham | 31 | Head | Laborer | Kansas |
| 6 | Hazel Needham | 31 | Wife | — | Nebraska |
| 7 | Larry Needham | 13 | Son | — | Nebraska |
| 8 | Robert Thompson | 36 | Head | General Farm | Kansas |
| 9 | Margaret Lyle | 18 | Lodger | Teacher | Nebraska |
| 10 | M. Alex Peterson | 55 | Head | General Farm | Iowa |
| 11 | Lena Peterson | 44 | Wife | — | Missouri |
| 12 | Fay Peterson | 22 | Son | Laborer | Nebraska |
| 13 | John Peterson | 17 | Daughter | Teacher | Nebraska |
| 14 | Inel Peterson | 15 | Son | Laborer | Nebraska |
| 15 | Clarence Peterson | 13 | Son | — | Nebraska |
| 16 | Lillian Peterson | 12 | Daughter | — | Nebraska |
| 17 | Oral Peterson | 8 | Son | — | Nebraska |
| 18 | Dorothy Peterson | 7 | Daughter | — | Nebraska |
| 19 | J. Glenn Murphy | 36 | Head | General Farm | Missouri |
| 20 | Mary Murphy | 36 | Wife | — | Kansas |
| 21 | Lola Murphy | 15 | Daughter | — | Colorado |
| 22 | Joseph Murphy | 8 | Son | — | Nebraska |
| 23 | Doris Murphy | 6 | Daughter | — | Nebraska |
| 24 | Morris Murphy | 2 | Son | — | Nebraska |
| 25 | James Votroubek | 51 | Head | General Farm | Bohemia |
| 26 | John Williams | 45 | Head | General Farm | Iowa |
| 27 | Williams | 47 | Wife | — | Iowa |
| 28 | Cecil Williams | 22 | Daughter | Postmistress | Iowa |
| 29 | Thelma Williams THIS PERSON | 21 | Daughter | — | Nebraska |
| 30 | Irene Williams | 18 | Daughter | — | Nebraska |
| 31 | Jack Williams | 13 | Son | — | Nebraska |
| 32 | Laverne Williams | 11 | Son | — | Nebraska |
| 33 | M. James Sharp | 50 | Head | General Farm | Iowa |
| 34 | Kate Sharp | 55 | Wife | — | Ohio |
| 35 | B. Carol Sharp | 14 | Son | — | Nebraska |
| 36 | Tom Sharp | 11 | Son | — | Nebraska |
| 37 | — | None | — | — | — |
| 38 | — | None | — | — | — |
| 39 | — | None | — | — | — |
| 40 | — | None | — | — | — |
| 41 | — | None | — | — | — |
| 42 | — | None | — | — | — |
| 43 | — | None | — | — | — |
| 44 | — | None | — | — | — |
| 45 | — | None | — | — | — |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | — | None | — | — | — |
| 50 | — | None | — | — | — |
Related Census Records
Pedigree Summary
Thelma + 4 siblings
Gen 1 · 4 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)