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Mary Walsh — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-Haven-County, Connecticut
Our Model Tree links this Mary Walsh across the 1920, 1930 and 1940 US Censuses in New-Haven-County, Connecticut (XGBoost, ~Confirmed), with identified parents Maurice & Anna — first a daughter (b.~1904), then head of a 2-person household.
Age 36
b. ~1904
Female
Daughter
Born: Connecticut
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Haven-County, Connecticut |
| Surname | Walsh |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Connecticut |
| 1935 Residence (City) | New Haven |
| 1935 Residence (County) | New Haven |
| Additional Details | |
| Occupation | Social Worker |
| Industry | City |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 1203 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | Social Worker |
| Township / Ward | New Haven |
| 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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Walsh | Daughter | — | 36 | ~1904 |
| Sadie Walsh | Head | — | 67 | ~1873 |
Census Appearances
1920
New Haven, …
Daughter, age 12
New Haven, Connecticut · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Connecticut |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1930
New Haven, …
Daughter, age 24
New Haven, Connecticut · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Connecticut |
| Occupation | Winder |
| Industry | Clock Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
New-Haven-County, Connecticut
Daughter, age 36
New-Haven-County, Connecticut · implied b. ~1904 — 2 household members
| Surname | Walsh |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Connecticut |
| 1935 Residence (City) | New Haven |
| 1935 Residence (County) | New Haven |
| Occupation | Social Worker |
| Industry | City |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 1203 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| 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 Mary Walsh across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Maurice Walsh (~0.92 confidence) and mother Anna Walsh (~0.92 confidence) and mother Sadie Walsh (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Maurice Walsh
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Anna Walsh
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Sadie Walsh
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Walsh
Daughter · 1940 · age 36 · b. ~1904 · Connecticut
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — New-Haven-County, Connecticut
Open full size
1940 US Federal Census — New-Haven-County, Connecticut
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-00542-00299)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Florence Kemp | 62 | Head | School Teacher | New York |
| 2 | Louise Weiler | 50 | Head | School Teacher | Connecticut |
| 3 | Anthony De Michele | 64 | Head | Mason | Italy |
| 4 | Antoinette De Michele | 57 | Wife | Housewife | Italy |
| 5 | Lora De Michele | 37 | Daughter | School Teacher | Italy |
| 6 | Americo De Michele | 17 | Son | — | Connecticut |
| 7 | Anna De Michele | 16 | Daughter | — | Connecticut |
| 8 | Katherine Vanderweldon | 66 | Head | Principal | Connecticut |
| 9 | Marie Vanderweldon | 52 | Sister | School Teacher | Connecticut |
| 10 | Henry Bucholz | 77 | Head | — | Germany |
| 11 | Anna Bucholz | 74 | Wife | — | Germany |
| 12 | Gertrude Bucholz | 41 | Daughter | Clerk | Connecticut |
| 13 | Mathilda Bucholz | 39 | Daughter | School Teacher | Connecticut |
| 14 | Isabelle Little | 37 | Nurse | Housekeeping | New Jersey |
| 15 | Abram Silleman | 47 | Head | Salesman | Connecticut |
| 16 | Sadie Silleman | 38 | Wife | Housewife | Connecticut |
| 17 | Gerade Silleman | 16 | Son | — | Connecticut |
| 18 | Herbert Silleman | 11 | Son | — | Massachusetts |
| 19 | William Hartigan | 44 | Head | Fireman | Connecticut |
| 20 | Shirley Hartigan | 10 | Daughter | — | Connecticut |
| 21 | William Jr Hartigan | 7 | Son | — | Connecticut |
| 22 | Marie Kennedy | 41 | Sister in law | Housekeeper | Connecticut |
| 23 | Stanley Stiles | 58 | Head | Salesman | Connecticut |
| 24 | Irene Stiles | 55 | Wife | Office Worker | New Jersey |
| 25 | Sadie Walsh | 67 | Head | Housewife | Connecticut |
| 26 | Mary Walsh THIS PERSON | 36 | Daughter | Social Worker | Connecticut |
| 27 | Edith Ring | 58 | Head | School Teacher | Massachusetts |
| 28 | Hazel Ring | 49 | Sister | Title Examiner | Connecticut |
| 29 | Mary Leary | 40 | Head | Hairdresser | Connecticut |
| 30 | Samuel Silversky | 43 | Head | Physician | Poland |
| 31 | Theresa Silversky | 37 | Wife | School Teacher | Connecticut |
| 32 | Walter J Powers | 44 | Head | Bank Clerk | Connecticut |
| 33 | Mary Powers | 79 | Mother | Housewife | Connecticut |
| 34 | Irene Miller Clark | 41 | Head | Instructor | Connecticut |
| 35 | Irene Miller | 3 | Daughter | No Hairdresser | Connecticut |
Pedigree Summary
Mary
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 1940 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)