ED
Edward Duffy — 1920 US Census Record
Model Tree available1920 United States Federal Census · Lee, Illinois
Our Model Tree links this Edward Duffy across the 1900, 1910 and 1920 US Censuses in Lee, Illinois (XGBoost, ~Confirmed), with identified parents Thomas & Mary — first a head (b.~1891), then head of a 4-person household.
Age 29
b. ~1891
Male
Head
Born: Illinois
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Lee, Illinois |
| Surname | Duffy |
| Given Name | Edward P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Marion Township |
| Est. Birth Year | ~1891 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| Harold Duffy | Son | — | 2 | ~1918 |
| Margaret Duffy | Spouse | — | 31 | ~1889 |
| Edward Duffy | Head | — | 29 | ~1891 |
| Francis Duffy | Son | — | 4 | ~1916 |
Census Appearances
1900
Lee, Illinois
Son, age 11
Lee, Illinois · implied b. ~1889 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Aug |
| Birth Year | 1889 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Pennsylvania |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Lee, Illinois
Son, age 20
Lee, Illinois · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | At Home |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Lee, Illinois
Head, age 29
Lee, Illinois · implied b. ~1891 — 4 household members
| Surname | Duffy |
| Given Name | Edward P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Edward Duffy across 3 US Census years (1900, 1910 and 1920) in Lee, Illinois, using XGBoost record linkage. Identified parents: father Thomas Duffy (~0.92 confidence) and mother Mary Duffy (~0.92 confidence) and mother Mary Duffy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Duffy
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Mary Duffy
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Mary Duffy
b. ~1862
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Duffy
Head · 1920 · age 29 · b. ~1891 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Lee, Illinois
Open full size
1920 US Federal Census — Lee, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu382unit:1029)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James P. Dempsey | 25 | Head | Retail Merchant | Illinois |
| 2 | Katherine E. Dempsey | 25 | Wife | — | Illinois |
| 3 | James Dempsey | 2 | Son | — | Illinois |
| 4 | Rev. Charles T. Foulk | 38 | Head | Clergyman | Illinois |
| 5 | Mother Margaret | 75 | Mother | — | Ireland |
| 6 | Hester Graham | 26 | Housekeeper | Housekeeper | Illinois |
| 7 | Edward P. Duffy THIS PERSON | 29 | Head | Farmer | Illinois |
| 8 | Margaret L. Duffy | 31 | Wife | — | Illinois |
| 9 | Francis E. Duffy | 4 | Son | — | Illinois |
| 10 | Harold T. Duffy | 2 | Son | — | Illinois |
| 11 | John J. Morrissey | 48 | Head | Farmer | Illinois |
| 12 | Celia Morrissey | 45 | Wife | — | Illinois |
| 13 | Marie M. Morrissey | 22 | Daughter | Teacher | Illinois |
| 14 | Alice Morrissey | 15 | Daughter | — | Illinois |
| 15 | Catherine Morrissey | 14 | Daughter | — | Illinois |
| 16 | Doyle Morrissey | 11 | Son | — | Illinois |
| 17 | John Morrissey | 8 | Son | — | Illinois |
| 18 | Anna J. Mccoy | 41 | Head | Dressmaker | Illinois |
| 19 | Laura A. Priels | 37 | Head | Saleswoman | Illinois |
| 20 | William Priels | 41 | Brother | Laborer | Illinois |
| 21 | Emma C. Noble | 36 | Sister | Operator | Illinois |
| 22 | Cassie A. Noble | 13 | Niece | — | Illinois |
| 23 | Walter M. Grant | 45 | Head | Laborer | Illinois |
| 24 | Mary A. Grant | 42 | Wife | — | Illinois |
| 25 | Mary E. Grant | 12 | Daughter | — | Illinois |
| 26 | John Botil | 40 | Head | Manager | Germany |
| 27 | Rosa B. Botil | 26 | Wife | — | Kentucky |
| 28 | James Mccaffrey | 62 | Head | Farmer | Illinois |
| 29 | Ellen T. Mccaffrey | 62 | Wife | — | Illinois |
| 30 | Patrick D. Mccaffrey | 25 | Son | Carpenter | Illinois |
| 31 | Joseph Grahms | 54 | Head | Farmer | Alsace Lorraine |
| 32 | Ottilia Grahms | 52 | Wife | — | Alsace Lorraine |
| 33 | Mary E. Grahms | 22 | Daughter | Teacher | Illinois |
| 34 | Marcella O. Grahms | 19 | Daughter | Teacher | Illinois |
| 35 | Emma S. Grahms | 11 | Daughter | — | Illinois |
| 36 | Edward S. Grahms | 8 | Son | — | Illinois |
| 37 | James F. Dempsey | 53 | Head | Farmer | Illinois |
| 38 | Mary E. Dempsey | 49 | Wife | — | Illinois |
| 39 | Walter F. Dempsey | 20 | Son | Laborer | Illinois |
| 40 | Edna C. Dempsey | 17 | Daughter | — | Illinois |
| 41 | Viola M. Dempsey | 14 | Daughter | — | Illinois |
| 42 | Charles A. Dempsey | 11 | Son | — | Illinois |
| 43 | Jacob J. Berogan | 52 | Head | Farmer | Indiana |
| 44 | Caroline Berogan | 50 | Wife | — | Illinois |
| 45 | Harry H. Berogan | 22 | Son | Laborer | Illinois |
| 46 | Isabell L. Berogan | 19 | Daughter | Housekeeper | Illinois |
| 47 | Laura L. Berogan | 18 | Daughter | Housekeeper | Illinois |
| 48 | Alice W. Berogan | 16 | Daughter | — | Illinois |
| 49 | Leonard N. Berogan | 13 | Son | — | Illinois |
| 50 | Eugene P. Mccaffrey | 27 | Head | Farmer | Illinois |
Pedigree Summary
Edward
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 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)