MD
Mary Dunn — 1920 US Census Record
Linked across censuses1920 United States Federal Census · New Haven, Connecticut
Our Model Tree links this Mary Dunn across the 1910 and 1920 US Censuses in New Haven, Connecticut (XGBoost, ~Confirmed) — first a daughter (b.~1899), then head of a 10-person household.
Age 21
b. ~1899
Female
Daughter
Born: Connecticut
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | New Haven, Connecticut |
| Surname | Dunn |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | clerical |
| Industry | factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | Clerical |
| Township / Ward | Waterbury |
| Est. Birth Year | ~1899 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Dunn | Daughter | — | 21 | ~1899 |
| Catherine Dunn | Daughter | — | 18 | ~1902 |
| Madeline Dunn | Daughter | — | 8 | ~1912 |
| Dorothy Dunn | Daughter | — | 6 | ~1914 |
| Bridget Dunn | Head | — | 45 | ~1875 |
| Henry Dunn | Son | — | 12 | ~1908 |
| James Dunn | Son | — | 16 | ~1904 |
| Clayton Dunn | Son | — | 3 | ~1917 |
| Frederick Dunn | Son | — | 4 | ~1916 |
| Francis Dunn | Son | — | 14 | ~1906 |
Census Appearances
1910
New Haven, …
Daughter, age 12
New Haven, Connecticut · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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, …
Daughter, age 21
New Haven, Connecticut · implied b. ~1899 — 10 household members
| Surname | Dunn |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | clerical |
| Industry | factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| 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 Dunn across 2 US Census years (1910 and 1920) in New Haven, Connecticut, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dunn
Daughter · 1920 · age 21 · b. ~1899 · Connecticut
★ You are viewing this record
Sibling
Dorothy Dunn
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clayton Dunn
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Dunn
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Dunn
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Dunn
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Dunn
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Dunn
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Dunn
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:0045)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Spataro | 21 | Wife | None | Italy |
| 52 | James Spataro | 2 | Son | None | Connecticut |
| 53 | Tony Serita | 30 | Brother-in-law | Roller | Italy |
| 54 | Mary Serita | 23 | Sister | None | Italy |
| 55 | Josephine Serita | 8 | Niece | None | New York |
| 56 | Frank Serita | 5 | Nephew | None | New York |
| 57 | James Serita | 1 | Nephew | None | Connecticut |
| 58 | Wm H Little | 50 | Head | Plumber | Ireland |
| 59 | Mary Little | 45 | Wife | Dom. Nurse | Ireland |
| 60 | Beulah Little | 23 | Daughter | Clerk | Connecticut |
| 61 | Sara Little | 13 | Daughter | None | Connecticut |
| 62 | Harry Little | 21 | Son | Plumber | Connecticut |
| 63 | Fred Little | 19 | Son | Plumber | Connecticut |
| 64 | Arthur Little | 16 | Son | Clerk | Connecticut |
| 65 | William Little | 11 | Son | None | Connecticut |
| 66 | William O'Rourke | 50 | Head | None | Ireland |
| 67 | Catherine O'Rourke | 40 | Wife | None | Ireland |
| 68 | Mary O'Rourke | 16 | Daughter | Time Keeper | Connecticut |
| 69 | Ellen O'Rourke | 9 | Daughter | None | Connecticut |
| 70 | Catherine O'Rourke | 4 | Daughter | None | Connecticut |
| 71 | William Toole | 25 | Nephew | Foreman | Ireland |
| 72 | William Rowland | 33 | Boarder | Repairman | Lithuania |
| 73 | Frances Rowland | 26 | Boarder | Pressworker | Ireland |
| 74 | James Cessy | 55 | Head | Motorman | Ireland |
| 75 | James Cessy | 26 | Son | Conductor | Ireland |
| 76 | Emma N Mix | 50 | Head | None | Connecticut |
| 77 | Edwin S Mix | 22 | Son | Clerical | Connecticut |
| 78 | Joe Anaya | 20 | Roomer | Operator | So America |
| 79 | Frank Caria | 22 | Roomer | Railway Clerk | New York |
| 80 | Robert Bryne | 53 | Roomer | Carpenter | England |
| 81 | Thomas Kelly | 71 | Head | Baker | Ireland |
| 82 | Margaret Kelly | 55 | Wife | None | Connecticut |
| 83 | Franklyn Kelly | 21 | Son | None | Connecticut |
| 84 | Margaret Kelly | 19 | Daughter | None | Connecticut |
| 85 | Jennie Bergin | 50 | Sister-in-law | None | Connecticut |
| 86 | Annie Bergin | 45 | Sister-in-law | None | Connecticut |
| 87 | Bridget Dunn | 45 | Head | Lodging House Keeper | Ireland |
| 88 | Mary Dunn THIS PERSON | 21 | Daughter | Clerical | Connecticut |
| 89 | Catherine Dunn | 18 | Daughter | Clerk | Connecticut |
| 90 | James Dunn | 16 | Son | Errand Boy | Connecticut |
| 91 | Francis Dunn | 14 | Son | None | Connecticut |
| 92 | Henry W Dunn | 12 | Son | None | Connecticut |
| 93 | Madeline Dunn | 8 | Daughter | None | Connecticut |
| 94 | Dorothy Dunn | 6 | Daughter | None | Connecticut |
| 95 | Frederick Dunn | 4 | Son | None | Connecticut |
| 96 | Clayton Dunn | 3 | Son | None | Connecticut |
| 97 | Howard R Ryan | 46 | Head | Laborer | New York |
| 98 | Nellie O Ryan | 46 | Wife | Cost Clerk | Massachusetts |
| 99 | Harriet M Boyd | 86 | Mother-in-law | None | New Hampshire |
| 100 | Julia A Banks | 72 | Head | None | Rhode Island |
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)