MC
Margaret Conway — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Margaret Conway across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Conway |
| Given Name | Margaret L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1915 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Conway | Daughter | — | 19 | ~1911 |
| Margaret Conway | Daughter | — | 15 | ~1915 |
| Grace Conway | Daughter | — | 21 | ~1909 |
| Catherine Conway | Daughter | — | 24 | ~1906 |
| Catherine Conway | Spouse | — | 55 | ~1875 |
| Alice Conway | Daughter | — | 23 | ~1907 |
| Daniel Conway | Head | — | 55 | ~1875 |
| Frank Conway | Son | — | 17 | ~1913 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 5
Middlesex, Massachusetts · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conway |
| Given Name | Marguerite |
| 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 |
1930
Middlesex, Massachusetts
Daughter, age 15
Middlesex, Massachusetts · implied b. ~1915 — 8 household members
| Surname | Conway |
| Given Name | Margaret L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| 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 Margaret Conway across 2 US Census years (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Conway
Daughter · 1930 · age 15 · b. ~1915 · Massachusetts
★ You are viewing this record
Sibling
Mary Conway
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Conway
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Conway
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Conway
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Conway
Sibling · 1930 · age 23
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:massachusettscensus00reel922:0645)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Annie M Smith | 65 | Head | — | England |
| 2 | Flora E Smith | 42 | Daughter | Reg Nurse | New York |
| 3 | Herbert E Smith | 34 | Son | Wool Sorter | Massachusetts |
| 4 | Nels P Pearson | 77 | Head | Laborer | Sweden |
| 5 | Emily G Christianson | 46 | Daughter | Inspector | Massachusetts |
| 6 | Corinne M Christianson | 19 | Daughter | Stenographer | Massachusetts |
| 7 | Paul R R Christianson | 18 | Grandson | Office Boy | Massachusetts |
| 8 | Daniel J Conway | 55 | Head | Manager | Massachusetts |
| 9 | Catherine E Conway | 55 | Wife | — | Massachusetts |
| 10 | Catherine E Conway | 24 | Daughter | Bookkeeper | Massachusetts |
| 11 | Alice D Conway | 23 | Daughter | Clerk | Massachusetts |
| 12 | Grace R Conway | 21 | Daughter | Clerk | Massachusetts |
| 13 | Mary J Conway | 19 | Daughter | Operator | Massachusetts |
| 14 | Frank J Conway | 17 | Son | — | Massachusetts |
| 15 | Margaret L Conway THIS PERSON | 15 | Daughter | — | Massachusetts |
| 16 | William C Donnellan | 48 | Head | Cutter | Massachusetts |
| 17 | Georgiana C Donnellan | 42 | Wife | — | Massachusetts |
| 18 | Estelle F Donnellan | 14 | Daughter | — | Massachusetts |
| 19 | Gertrude M Donnellan | 13 | Daughter | — | Massachusetts |
| 20 | Ellen Ryan | 70 | Head | — | Irish Free State |
| 21 | Susan A Ryan | 43 | Daughter | Office Mgr | Massachusetts |
| 22 | Catherine Scovier | 55 | Lodger | Weaver | Irish Free State |
| 23 | Patrick Owens | 41 | Head | Letter Carrier | Irish Free State |
| 24 | Katherine Owens | 38 | Wife | — | New Hampshire |
| 25 | Mary H Owens | 9 | Daughter | — | Massachusetts |
| 26 | Michael Sheehan | 66 | Head | Conductor | Irish Free State |
| 27 | Mary R Sheehan | 19 | Daughter | — | Massachusetts |
| 28 | Margaret M Sheehan | 16 | Daughter | — | Massachusetts |
| 29 | Elizabeth A Sheehan | 14 | Daughter | — | Massachusetts |
| 30 | Catherine Sheehan | 11 | Daughter | — | Massachusetts |
| 31 | Brenda A Sheehan | 10 | Daughter | — | Massachusetts |
| 32 | Miriam C Sheehan | 8 | Daughter | — | Massachusetts |
| 33 | Leo J Mccoy | 40 | Head | Manager | Massachusetts |
| 34 | Etta Mccoy | 37 | Wife | — | Massachusetts |
| 35 | Leo J Jr Mccoy | 11 | Son | — | New York |
| 36 | Alice Mccoy | 9 | Daughter | — | Massachusetts |
| 37 | James A Young | 45 | Head | Machinist | Massachusetts |
| 38 | Jane T Young | 48 | Wife | Saleslady | Massachusetts |
| 39 | Oscar Whetstone | 54 | Head | Stationary Engineer | Sweden |
| 40 | Hannah J Whetstone | 55 | Wife | — | Sweden |
| 41 | Carl S Whetstone | 17 | Son | — | Massachusetts |
| 42 | Margaret J Whetstone | 15 | Daughter | — | Massachusetts |
| 43 | Alice D Whetstone | 12 | Daughter | — | Massachusetts |
| 44 | Otto Johnson | 55 | Head | Granite Cutter | Finland |
| 45 | Lizzie Johnson | 50 | Wife | — | Finland |
| 46 | Edith Johnson | 19 | Daughter | — | Massachusetts |
| 47 | Miles J Nelson | 63 | Head | Wool Sorter | Sweden |
| 48 | Hilda Nelson | 59 | Wife | — | Sweden |
| 49 | Edward H Nelson | 31 | Son | Maker | Massachusetts |
| 50 | Albin C Nelson | 31 | Son | Finisher | 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)