CM
Catherine Mcdonald — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Catherine Mcdonald across the 1920, 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 4-person household.
Age 46
b. ~1884
Female
Spouse
Born: Nova Scotia
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | McDonald |
| Given Name | Catherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Nova Scotia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 25 |
| Father's Birthplace | Nova Scotia |
| Mother's Birthplace | Nova Scotia |
| Additional Details | |
| Occupation | Pasting |
| Industry | Shoe Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | nova scotia |
| Occupation | Pasting |
| Township / Ward | Boston City |
| Est. Birth Year | ~1884 |
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 1930 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Catherine Mcdonald | Spouse | — | 46 | ~1884 |
| Walter Mcdonald | Head | — | 47 | ~1883 |
| Milton Mcdonald | Son | — | 20 | ~1910 |
| Mildred Mcdonald | Son | — | 18 | ~1912 |
Census Appearances
1920
Suffolk, Massachusetts
Spouse, age 38
Suffolk, Massachusetts · implied b. ~1882 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Catherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Nova Scotia |
| Year of Immigration | 1900 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Nova Scotia |
| Mother's Birthplace | Nova Scotia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Year of Naturalization | 1917 |
| Birthplace (normalized) | nova scotia |
1930
Suffolk, Massachusetts
Spouse, age 46
Suffolk, Massachusetts · implied b. ~1884 — 4 household members
| Surname | McDonald |
| Given Name | Catherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Nova Scotia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 25 |
| Father's Birthplace | Nova Scotia |
| Mother's Birthplace | Nova Scotia |
| Occupation | Pasting |
| Industry | Shoe Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | nova scotia |
1940
Middlesex-County, Massachusetts
Spouse, age 55
Middlesex-County, Massachusetts · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | MacDonald |
| Given Name | Catherine S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Nova Scotia |
| 1935 Residence (City) | Somerville |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Alien |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birthplace (normalized) | nova scotia |
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 Catherine Mcdonald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Catherine Mcdonald
Spouse · 1930 · age 46 · b. ~1884 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel942:0147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Josephina Clarnizio | 12 | Daughter | — | Massachusetts |
| 2 | Carmella Clarnizio | 10 | Daughter | — | Massachusetts |
| 3 | Joe Clarnizio | 9 | Son | — | Massachusetts |
| 4 | Mina Clarnizio | 6 | Son | — | Massachusetts |
| 5 | Fred Clarnizio | 4 | Son | — | Massachusetts |
| 6 | Anna Clarnizio | 1 | Son | — | Massachusetts |
| 7 | Walter Mcdonald | 47 | Head | Carpenter | Nova Scotia |
| 8 | Catherine Mcdonald THIS PERSON | 46 | Wife | Pasting | Nova Scotia |
| 9 | Milton F. Mcdonald | 20 | Son | Sole Layer | Massachusetts |
| 10 | Mildred L. Mcdonald | 18 | Son | Coat Cleaner | Massachusetts |
| 11 | Dennis J. O'Brien | 29 | Head | Surveyor | New Hampshire |
| 12 | Marie R. O'Brien | 29 | Wife | — | Canada Fr |
| 13 | William T. O'Brien | 2 | Son | — | Massachusetts |
| 14 | Nicholas Guntsleff | 52 | Head | Operator | Russia |
| 15 | Natalia Guntsleff | 69 | Mother | House Cleaning | Russia |
| 16 | Filomino Siraco | 47 | Head | Rubber Worker | Italy |
| 17 | Michella Siraco | 41 | Wife | — | Italy |
| 18 | Lucia T. Siraco | 9 | Daughter | — | Massachusetts |
| 19 | Peter J. Siraco | 8 | Son | — | Massachusetts |
| 20 | Francis J. Siraco | 5 | Son | — | Massachusetts |
| 21 | Daniel J. Siraco | 3 | Son | — | Massachusetts |
| 22 | Austin R. Smith | 56 | Head | Pumper | Nova Scotia |
| 23 | Eva M. Smith | 54 | Wife | — | Nova Scotia |
| 24 | Eva J. Smith | 26 | Daughter | Laundress | Massachusetts |
| 25 | John J. Smith | 20 | Son | Helper | Massachusetts |
| 26 | Emma Smith | 22 | Daughter | Maid | Massachusetts |
| 27 | Mary C. Smith | 15 | Daughter | — | Massachusetts |
| 28 | Helen J. Smith | 14 | Daughter | — | Massachusetts |
| 29 | John Danilchick | 35 | Head | Machinist | Russia |
| 30 | Adelyn Danilchick | 33 | Wife | — | Russia |
| 31 | Helen E. Danilchick | 5 | Daughter | — | Massachusetts |
| 32 | Elsie R. Danilchick | 4 | Daughter | — | Massachusetts |
| 33 | John W. Danilchick | 3 | Son | — | Massachusetts |
| 34 | Paul A. Danilchick | 1 | Son | — | Massachusetts |
| 35 | Harry Granakopios | 40 | Head | Clerk | Greece |
| 36 | Mary Granakopios | 30 | Wife | — | Greece |
| 37 | George Granakopios | 7 | Son | — | Massachusetts |
| 38 | Catherine Granakopios | 4 | Daughter | — | Massachusetts |
| 39 | Christopher A. Sullivan | 36 | Head | Laborer | Massachusetts |
| 40 | Elisa G. Sullivan | 25 | Wife | — | Italy |
| 41 | Laura Sullivan | 5 | Daughter | — | Massachusetts |
| 42 | Elizabeth Sullivan | 4 | Daughter | — | Massachusetts |
| 43 | David Giardini | 38 | Head | Mechanic | Italy |
| 44 | Emma Giardini | 38 | Wife | Teacher | Italy |
| 45 | Dante G. Giardini | 8 | Son | — | Massachusetts |
| 46 | Gloria Giardini | 7 | Daughter | — | Massachusetts |
| 47 | Adrienne Giardini | 6 | Daughter | — | Massachusetts |
| 48 | Henrietta Giardini | 4 | Daughter | — | Massachusetts |
| 49 | Rose R. Giardini | 2 | Daughter | — | Massachusetts |
| 50 | Anatoli Giardini | 1 | Daughter | — | Massachusetts |
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)