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William Walsh — 1920 US Census Record
Linked across censuses1920 United States Federal Census · New Haven, Connecticut
Our Model Tree links this William Walsh across the 1910 and 1920 US Censuses in New Haven, Connecticut (XGBoost, ~Confirmed) — first a son (b.~1898), then head of a 10-person household.
Age 22
b. ~1898
Male
Son
Born: Connecticut
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | New Haven, Connecticut |
| Surname | Walsh |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Township / Ward | Waterbury |
| Est. Birth Year | ~1898 |
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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Loretta Walsh | Daughter | — | 20 | ~1900 |
| Charlotte Walsh | Daughter | — | 16 | ~1904 |
| Beatrice Walsh | Daughter | — | 12 | ~1908 |
| Mildred Walsh | Daughter | — | 10 | ~1910 |
| Marion Walsh | Daughter | — | 3 | ~1917 |
| Marguerite Walsh | Daughter | — | 6 | ~1914 |
| Thomas Walsh | Head | — | 44 | ~1876 |
| Eddie Walsh | Son | — | 8 | ~1912 |
| William Walsh | Son | — | 22 | ~1898 |
| Mary Walsh | Spouse | — | 40 | ~1880 |
Census Appearances
1910
New Haven, …
Son, age 13
New Haven, Connecticut · implied b. ~1897 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1920
New Haven, …
Son, age 22
New Haven, Connecticut · implied b. ~1898 — 10 household members
| Surname | Walsh |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
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 William Walsh across 2 US Census years (1910 and 1920) in New Haven, Connecticut, using XGBoost record linkage.
Show:
This person
Anchor record
William Walsh
Son · 1920 · age 22 · b. ~1898 · Connecticut
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Sibling
Mildred Walsh
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Walsh
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eddie Walsh
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marguerite Walsh
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Walsh
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Walsh
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Walsh
Sibling · 1920 · age 12
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 — New Haven, Connecticut
Open full size
1920 US Federal Census — New Haven, Connecticut
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu195unit:0434)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maria Mercier | 1 | Daughter | — | Connecticut |
| 2 | James Lewis | 41 | Lodger | — | New York |
| 3 | Antonio Moccia | 23 | Boarder | Navigator | Italy |
| 4 | Rocco De Laus | 26 | Boarder | Laborer | Italy |
| 5 | John Nolan | 55 | Head | Brakeman | Maryland |
| 6 | Thomas Nolan | 25 | Son | — | Maryland |
| 7 | Isabelle Nolan | 23 | Daughter | Stenographer | Maryland |
| 8 | Margaret Nolan | 21 | Son | Inspector | Maryland |
| 9 | Catherine Nolan | 18 | Daughter | Apprentice | Maryland |
| 10 | Francis Nolan | 16 | Son | Finisher | Maryland |
| 11 | John Nolan | 14 | Son | — | Maryland |
| 12 | Daniel Nolan | 12 | Son | — | Maryland |
| 13 | Viola Nolan | 10 | Daughter | — | Maryland |
| 14 | Valerian Mayleski | 45 | Head | — | Russia Poland |
| 15 | Josephine Mayleski | 34 | Wife | Laborer | Russia Poland |
| 16 | Mary Mayleski | 6 | Daughter | — | Connecticut |
| 17 | Wladislaw Mayleski | 3 | Son | — | Connecticut |
| 18 | John Opaleski | 27 | Head | — | Russia Poland |
| 19 | Blanche Opaleski | 25 | Wife | Laborer | Russia Poland |
| 20 | Mary Opaleski | 5 | Daughter | — | Connecticut |
| 21 | Wladislaw Opaleski | 3 | Son | — | Connecticut |
| 22 | Edward Opaleski | 1 | Son | — | Connecticut |
| 23 | John Zukowski | 37 | Boarder | Laborer | Russia Poland |
| 24 | George La Plante | 44 | Head | Laborer | Canada French |
| 25 | Angeline La Plante | 37 | Wife | — | Canada French |
| 26 | James La Plante | 14 | Son | Contractor | Massachusetts |
| 27 | Raymond La Plante | 6 | Son | — | Connecticut |
| 28 | Salina Terrier | 70 | Boarder | — | Massachusetts |
| 29 | George Terrier | 24 | Boarder | — | New York |
| 30 | Mildred Terrier | 22 | Boarder | Operator | Connecticut |
| 31 | Thomas Walsh | 44 | Head | Painter | Connecticut |
| 32 | Mary Walsh | 40 | Wife | Mill Wright | New York |
| 33 | William Walsh THIS PERSON | 22 | Son | — | Connecticut |
| 34 | Loretta Walsh | 20 | Daughter | Operator | Connecticut |
| 35 | Charlotte Walsh | 16 | Daughter | Stenographer | Connecticut |
| 36 | Beatrice Walsh | 12 | Daughter | — | Connecticut |
| 37 | Mildred Walsh | 10 | Daughter | — | Connecticut |
| 38 | Eddie Walsh | 8 | Son | — | Connecticut |
| 39 | Marguerite Walsh | 6 | Daughter | — | Connecticut |
| 40 | Marion Walsh | 3 | Daughter | — | Connecticut |
| 41 | Eugene Harpin | 50 | Head | Tool Maker | Connecticut |
| 42 | Eva Harpin | 26 | Wife | — | Connecticut |
| 43 | Clement Harpin | 74 | Father | — | Canada French |
| 44 | Antoinette Harpin | 41 | Sister | Clerk | Canada French |
| 45 | Leonard Lorland | 19 | Nephew | — | Canada French |
| 46 | Charles Audet | 26 | Boarder | Tool Maker | Canada French |
| 47 | Alphonse Doval | 40 | Boarder | Physician | Canada French |
| 48 | Alphonse Dionne | 45 | Head | Physician | Canada French |
| 49 | Rosalie Dionne | 40 | Wife | Physician | Canada French |
| 50 | Germaine Dionne | 12 | Daughter | — | Canada French |
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)