RD
Ruth Dunn — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Ruth Dunn across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 6-person household.
Age 5
b. ~1925
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Dunn |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Malden City |
| Est. Birth Year | ~1925 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Mary Dunn | Daughter | — | 8 | ~1922 |
| John Dunn | Son | — | 6 | ~1924 |
| Ruth Dunn | Daughter | — | 5 | ~1925 |
| Mary Dunn | Spouse | — | 30 | ~1900 |
| John Dunn | Head | — | 34 | ~1896 |
| Virginia Dunn | Daughter | — | 1 | ~1929 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 5
Middlesex, Massachusetts · implied b. ~1925 — 6 household members
| Surname | Dunn |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 16
Middlesex-County, Massachusetts · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | Rita |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Ruth Dunn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Dunn
Daughter · 1930 · age 5 · b. ~1925 · Massachusetts
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Sibling
Mary Dunn
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Dunn
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Dunn
Sibling · 1930 · age 6
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel922:0832)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Duarte | 1 | Head | — | Massachusetts |
| 52 | John Dunn | 60 | Head | — | Connecticut |
| 53 | Edith M Dunn | 50 | Wife | Stenographer | New York |
| 54 | Ralph Dunn | 28 | Son | Reporter | Massachusetts |
| 55 | Catherine Dunn | 22 | Daughter | Clerk | Massachusetts |
| 56 | Charles P Dunn | 24 | Son | Accountant | Massachusetts |
| 57 | Mary Dunn | 22 | Daughter-in-law | Contractor | Massachusetts |
| 58 | Margaret T Sheehan | 74 | Head | — | Irish Free State |
| 59 | Mollie Sheehan | 47 | Daughter | Stenographer | Massachusetts |
| 60 | John L Sheehan | 46 | Son | Clerk | Massachusetts |
| 61 | Thomas J Sheehan | 43 | Son | Shipper | Massachusetts |
| 62 | Thomas Sheehan | 17 | Grandson | — | Massachusetts |
| 63 | Ralph Iucci | 32 | Head | Laborer | Italy |
| 64 | Mary Iucci | 27 | Wife | — | Italy |
| 65 | Mary Iucci | 6 | Daughter | — | Maine |
| 66 | Ralph Jr Iucci | 5 | Son | — | Maine |
| 67 | Pauline Iucci | 4 | Daughter | — | Maine |
| 68 | Alfred Iucci | 2 | Son | — | Massachusetts |
| 69 | Frank Iucci | 7 | Stepson | — | Massachusetts |
| 70 | Alice Iucci | 6 | Stepdaughter | — | Massachusetts |
| 71 | Dennis Delmastro | 37 | Head | Laborer | Italy |
| 72 | Grace Delmastro | 33 | Wife | — | Italy |
| 73 | Nellie Delmastro | 7 | Daughter | — | Massachusetts |
| 74 | John H J Dunn | 34 | Head | Fireman | Massachusetts |
| 75 | Mary T Dunn | 30 | Wife | — | Massachusetts |
| 76 | Mary Dunn | 8 | Daughter | — | Massachusetts |
| 77 | John Dunn | 6 | Son | — | Massachusetts |
| 78 | Ruth Dunn THIS PERSON | 5 | Daughter | — | Massachusetts |
| 79 | Virginia Dunn | 1 | Daughter | — | Massachusetts |
| 80 | John H Dunn | 69 | Head | Car Cleaner | New York |
| 81 | Rose Dunn | 62 | Wife | — | Irish Free State |
| 82 | Leonard Dunn | 26 | Son | Fireman | Massachusetts |
| 83 | Mary Dunn | 37 | Daughter | Bank Clerk | Massachusetts |
| 84 | Alice Cleary | 66 | Head | — | Irish Free State |
| 85 | Mary O'Brien | 38 | Lodger | Dressmaker | Irish Free State |
| 86 | Manuel M Codanza | 49 | Head | Barber | Azores |
| 87 | Angie M Codanza | 40 | Wife | — | Massachusetts |
| 88 | Manuel F Codanza | 23 | Son | Barber | Massachusetts |
| 89 | Jessie G Codanza | 22 | Daughter | Stitcher | Massachusetts |
| 90 | Evelyn F Codanza | 20 | Daughter | Stitcher | Massachusetts |
| 91 | Mary A Codanza | 18 | Daughter | Stitcher | Massachusetts |
| 92 | Nellie L Codanza | 17 | Daughter | — | Massachusetts |
| 93 | Leonard L Codanza | 14 | Son | — | Massachusetts |
| 94 | Arthur B Codanza | 12 | Son | — | Massachusetts |
| 95 | Helen D Codanza | 9 | Daughter | — | Massachusetts |
| 96 | Dorothy Codanza | 7 | Daughter | — | Massachusetts |
| 97 | Joseph Dion | 46 | Head | Steam Fitter | Canada French |
| 98 | Rose Mary Dion | 45 | Wife | — | Maine |
| 99 | Mary L Dion | 25 | Daughter | Book Keeper | Maine |
| 100 | Rosina Iucci | 1 | Daughter | — | Massachusetts |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)