RA
Ruby Allen — 1920 US Census Record
Model Tree available1920 United States Federal Census · Decatur, Iowa
Our Model Tree links this Ruby Allen across the 1900, 1910 and 1920 US Censuses in Decatur, Iowa (XGBoost, ~Confirmed), with identified parents Elmer & Ephraim — first a daughter (b.~1896), then head of a 5-person household.
Age 24
b. ~1896
Female
Daughter
Born: Iowa
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Decatur, Iowa |
| Surname | Allen |
| Given Name | Ruby L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Operator |
| Township / Ward | Decatur City |
| Est. Birth Year | ~1896 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Ephraim Allen | Head | — | 80 | ~1840 |
| Miles Allen | Son | — | 20 | ~1900 |
| Roy Allen | Son | — | 31 | ~1889 |
| Ruby Allen | Daughter | — | 24 | ~1896 |
| Ophelia Allen | Spouse | — | 61 | ~1859 |
Census Appearances
1900
Decatur, Iowa
Daughter, age 5
Decatur, Iowa · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Ruby L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Birth Month | Aug |
| Birth Year | 1895 |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Illinois |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1910
Decatur, Iowa
Daughter, age 14
Decatur, Iowa · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Decatur, Iowa
Daughter, age 24
Decatur, Iowa · implied b. ~1896 — 5 household members
| Surname | Allen |
| Given Name | Ruby L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Illinois |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Ruby Allen across 3 US Census years (1900, 1910 and 1920) in Decatur, Iowa, using XGBoost record linkage. Identified parents: father Elmer Allen (~0.92 confidence) and father Ephraim Allen (~0.92 confidence) and mother Ophelia Allen (~0.92 confidence) and mother Phila Allen (~0.92 confidence) and mother Viola Allen (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Elmer Allen
b. ~1839
Source father
● Household
· direct · ~0.92
Father
Ephraim Allen
b. ~1840
Source father
● Household
· direct · ~0.92
Mother
Ophelia Allen
b. ~1859
Source mother
● Household
· direct · ~0.92
Mother
Phila Allen
b. ~1857
Source mother
● Household
· direct · ~0.92
Mother
Viola Allen
b. ~1858
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruby Allen
Daughter · 1920 · age 24 · b. ~1896 · Iowa
★ You are viewing this record
Sibling
Roy Allen
Sibling · 1920 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Miles Allen
Sibling · 1920 · age 20
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
1920 US Federal Census — Decatur, Iowa
Open full size
1920 US Federal Census — Decatur, Iowa
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu486unit:0620)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John B Riddle | 49 | Head | Merchant | Iowa |
| 2 | Hazel M Surfus | 28 | Daughter | — | Iowa |
| 3 | Giles W Surfus | 34 | Son-in-law | Farming | Iowa |
| 4 | Kenneth L Surfus | 5 | Grandson | — | Iowa |
| 5 | Virginia D Surfus | 4 | Granddaughter | — | Iowa |
| 6 | Frank M Riddle | 69 | Head | Merchant | Indiana |
| 7 | Francis E Riddle | 68 | Wife | — | Illinois |
| 8 | Dorothy Coffin | 37 | Niece | — | Iowa |
| 9 | Ray R Hansen | 39 | Head | Carpenter | Illinois |
| 10 | Latha E Hansen | 33 | Wife | — | Iowa |
| 11 | Daniel R Hansen | 10 | Son | — | Iowa |
| 12 | William H Shelton | 73 | Head | Laborer | Iowa |
| 13 | Sarah A Shelton | 69 | Sister | — | Iowa |
| 14 | Medley F Shelton | 39 | Son | Carpenter | Kansas |
| 15 | Jordan R Roberts | 55 | Head | Laborer | Illinois |
| 16 | Zama A Roberts | 49 | Wife | — | Iowa |
| 17 | Clarence H Roberts | 24 | Son | Laborer | Iowa |
| 18 | Grace V Roberts | 20 | Daughter | — | Iowa |
| 19 | Bernice K Roberts | 17 | Daughter | — | Iowa |
| 20 | Mildred M Roberts | 15 | Daughter | — | Iowa |
| 21 | Ruth E Roberts | 13 | Daughter | — | Iowa |
| 22 | Ephraim F Allen | 80 | Head | Laborer | Connecticut |
| 23 | Ophelia L Allen | 61 | Wife | Laborer | Illinois |
| 24 | Roy Allen | 31 | Son | — | Iowa |
| 25 | Ruby L Allen THIS PERSON | 24 | Daughter | Operator | Iowa |
| 26 | Miles H Allen | 20 | Son | Laborer | Iowa |
| 27 | George Webb | 63 | Head | Laborer | Vermont |
| 28 | Maggie Webb | 46 | Wife | — | Iowa |
| 29 | Ethel S Webb | 19 | Daughter | — | Iowa |
| 30 | Dorotha E Webb | 16 | Daughter | — | Iowa |
| 31 | Opal A Webb | 12 | Daughter | — | Iowa |
| 32 | Georgia C Webb | 9 | Daughter | — | Iowa |
| 33 | Marguerite F Webb | 3 | Daughter | — | Iowa |
| 34 | Charles J Carroll | 29 | Head | Laborer | Iowa |
| 35 | Birdie E Carroll | 28 | Wife | — | Iowa |
| 36 | Charlene E Carroll | 3 | Daughter | — | Iowa |
| 37 | Leroy E Shelton | 55 | Head | Painter | Iowa |
| 38 | Lufata Shelton | 50 | Wife | — | Iowa |
| 39 | Zola M Shelton | 26 | Daughter | Teacher | Iowa |
| 40 | Borea E Shelton | 24 | Son | Ed | Iowa |
| 41 | Zelal Z Shelton | 17 | Son | Painter | Iowa |
| 42 | Harriet A Williams | 72 | Head | — | Indiana |
| 43 | Ralph L Ross | 30 | Head | Carpenter | Iowa |
| 44 | Eva L Ross | 29 | Wife | — | Iowa |
| 45 | Marcella J Ross | 10 | Daughter | — | Iowa |
| 46 | James Hutchinson | 51 | Head | Laborer | Iowa |
| 47 | Maud M Hutchinson | 41 | Wife | — | Iowa |
| 48 | Gertrude L Hutchinson | 16 | Daughter | — | Iowa |
| 49 | Opal L Hutchinson | 14 | Daughter | — | Iowa |
| 50 | Charles R Surfus | 59 | Head | Merchant | Illinois |
Pedigree Summary
Ruby + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)