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Mary Barrett — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Essex, Massachusetts
Our Model Tree links this Mary Barrett across the 1920, 1930 and 1940 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1852), then head of a 3-person household.
Age 78
b. ~1852
Female
Head
Born: Massachusetts
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, Massachusetts |
| Surname | Barrett |
| Given Name | Mary A |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| Age at First Marriage | 26 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 18 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Lynn City |
| Est. Birth Year | ~1852 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Grace Barrett | Daughter | — | 38 | ~1892 |
| Mary Barrett | Head | — | 78 | ~1852 |
| Fred Barrett | Son | — | 43 | ~1887 |
Census Appearances
1920
Essex, Massachusetts
Head, age 66
Essex, Massachusetts · implied b. ~1854 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barrett |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Head, age 78
Essex, Massachusetts · implied b. ~1852 — 3 household members
| Surname | Barrett |
| Given Name | Mary A |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| Age at First Marriage | 26 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 18 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Other, age 86
Essex-County, Massachusetts · implied b. ~1854 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barrett |
| Given Name | Mary E. |
| Relationship to Head | Mother in law |
| Sex | F |
| Color / Race | White |
| Age | 86 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill City |
| 1935 Residence (County) | Essex |
| Class of Worker | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| 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 Mary Barrett across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Barrett
Head · 1930 · age 78 · b. ~1852 · 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 — Essex, Massachusetts
Open full size
1930 US Federal Census — Essex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel899:0330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elizabeth M Wudson | 53 | Head | — | Massachusetts |
| 52 | Hannah J Smith | 70 | Head | — | Massachusetts |
| 53 | Sadie R Smith | 35 | Daughter | Table Work | Massachusetts |
| 54 | Mary E Smith | 30 | Daughter | Table Work | Massachusetts |
| 55 | Mildred E Smith | 27 | Daughter | Table Work | Massachusetts |
| 56 | Mabel S Smith | 24 | Daughter | Stitching | Massachusetts |
| 57 | Elizabeth B Butler | 61 | Head | — | Massachusetts |
| 58 | Lillian A Butler | 31 | Daughter | House Work | Massachusetts |
| 59 | Herbert A Jackson | 24 | Lodger | Chauffeur | Massachusetts |
| 60 | Frank E Wright | 32 | Head | Car Inspector | Massachusetts |
| 61 | Alice L Wright | 24 | Wife | Dental Helper | Massachusetts |
| 62 | Frank E Jr Wright | 4 | Son | — | Massachusetts |
| 63 | Edwin H Anderson | 33 | Boarder | Chauffeur | Maine |
| 64 | Walter B Bates | 65 | Head | Laborer | Massachusetts |
| 65 | David B Wharton | 47 | Head | Shoe Cutter | Massachusetts |
| 66 | Elizabeth Wharton | 37 | Wife | — | Massachusetts |
| 67 | Alice S Wharton | 5 | Daughter | — | Massachusetts |
| 68 | Mary A Barrett THIS PERSON | 78 | Head | — | Massachusetts |
| 69 | Fred G Barrett | 43 | Son | Block Maker | Massachusetts |
| 70 | Grace I Barrett | 38 | Daughter | Table Work | Massachusetts |
| 71 | John F Middleton | 85 | Head | Jobbing | Canada English |
| 72 | Rose L Middleton | 69 | Wife | — | Canada English |
| 73 | Lena Benson | 66 | Head | — | Canada English |
| 74 | Samuel Mitchell | 66 | Cousin | Laborer | Massachusetts |
| 75 | James S Sills | 69 | Head | Stitcher | Massachusetts |
| 76 | James Mckenna | 51 | Head | Laborer | Massachusetts |
| 77 | Mary H Mckenna | 49 | Wife | — | Irish Free State |
| 78 | John Friel | 27 | Step-son | Laborer | Massachusetts |
| 79 | Joseph H Coates | 45 | Head | Stock Fitter | Massachusetts |
| 80 | Nellie H Coates | 39 | Wife | — | Canada English |
| 81 | Robert J Coates | 14 | Son | — | Massachusetts |
| 82 | Mary H Coates | 12 | Daughter | — | Massachusetts |
| 83 | Joseph H Jr Coates | 11 | Son | — | Massachusetts |
| 84 | Thomas F Kevill | 64 | Head | Helper | Massachusetts |
| 85 | Mary A Kevill | 57 | Wife | — | Massachusetts |
| 86 | Ruth Kevill | 7 | Grand daughter | — | Massachusetts |
| 87 | John T Kevill | 6 | Grand son | — | Massachusetts |
| 88 | Margaret M Kevill | 4 | Grand daughter | — | Massachusetts |
| 89 | Jeremiah J Bresnahan | 60 | Head | Laster | Massachusetts |
| 90 | Mary A Bresnahan | 73 | Sister | — | Massachusetts |
| 91 | Harriett O'Day | 65 | Head | Stitcher | New York |
| 92 | Julia Bartlett | 65 | Sister | Stitcher | New York |
| 93 | George R Mahoney | 57 | Head | Packing Room | Massachusetts |
| 94 | Robert F Mahoney | 17 | Son | — | Massachusetts |
| 95 | Andrew M Mahoney | 12 | Son | — | Massachusetts |
| 96 | Sylvester Eaton | 70 | Head | Lobstering | Massachusetts |
| 97 | Hannah A Eaton | 47 | Wife | — | New Hampshire |
| 98 | George T Lawrence | 60 | Head | Proprietor | Massachusetts |
| 99 | Carl F Greenlaw | 35 | Head | Switch Tender | Massachusetts |
| 100 | Ella M Greenlaw | 27 | Wife | — | 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)