MS
Mary Shannon — 1930 US Census Record
Linked across censuses1930 United States Federal Census · New London, Connecticut
Our Model Tree links this Mary Shannon across the 1920 and 1930 US Censuses in New London, Connecticut (XGBoost, ~Confirmed) — first a spouse (b.~1876), then head of a 6-person household.
Age 54
b. ~1876
Female
Spouse
Born: Virginia
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | New London, Connecticut |
| Surname | Shannon |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 21 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Norwich City |
| Est. Birth Year | ~1876 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| William Shannon | Son | — | 24 | ~1906 |
| Philip Shannon | Son | — | 12 | ~1918 |
| Joseph Shannon | Head | — | 63 | ~1867 |
| Mary Shannon | Daughter | — | 27 | ~1903 |
| Mary Shannon | Spouse | — | 54 | ~1876 |
| Elizabeth Shannon | Daughter | — | 24 | ~1906 |
Census Appearances
1920
New London, …
Spouse, age 44
New London, Connecticut · implied b. ~1876 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shannon |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
New London, …
Spouse, age 54
New London, Connecticut · implied b. ~1876 — 6 household members
| Surname | Shannon |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 21 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Shannon across 2 US Census years (1920 and 1930) in New London, Connecticut, using XGBoost record linkage.
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This person
Anchor record
Mary Shannon
Spouse · 1930 · age 54 · b. ~1876 · Connecticut
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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 — New London, Connecticut
Open full size
1930 US Federal Census — New London, Connecticut
Page Contents
50 people indexed on this census page (ia:1930:15thcensus283unit:0103)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruben Alexander | 51 | Head | Merchant | Russia |
| 2 | Tessie S. Alexander | 42 | Wife | Sales Lady | Russia |
| 3 | Rosalind Alexander | 19 | Daughter | — | Connecticut |
| 4 | Daniel M. Alexander | 16 | Son | — | Connecticut |
| 5 | Gladys G. Alexander | 12 | Daughter | — | Connecticut |
| 6 | Shirley Alexander | 7 | Daughter | — | Connecticut |
| 7 | Ethel S. Alexander | 41 | Sister | House Work | Russia |
| 8 | Dwight H. Allen | 64 | Head | Carpenter | Connecticut |
| 9 | Lillie Allen | 62 | Wife | — | Connecticut |
| 10 | Michael Barbarossa | 38 | Head | Mattress Maker | Italy |
| 11 | Teresa Barbarossa | 29 | Wife | — | Italy |
| 12 | Freddie Barbarossa | 8 | Son | — | Connecticut |
| 13 | Francis Barbarossa | 1 | Son | — | Connecticut |
| 14 | William Lingivan | 32 | Head | Delivery Clerk | Connecticut |
| 15 | Catherine Lingivan | 21 | Wife | — | Connecticut |
| 16 | Virginia Lingivan | 6 | Daughter | — | Connecticut |
| 17 | Malcolm D. Mckay | 49 | Head | Manager | Connecticut |
| 18 | Julia H. Mckay | 46 | Wife | — | Connecticut |
| 19 | Malcolm F. Mckay | 13 | Son | — | Connecticut |
| 20 | Elizabeth A. Mckay | 11 | Daughter | — | Connecticut |
| 21 | Mary H. Mckay | 9 | Daughter | — | Connecticut |
| 22 | Daughter Mckay | 7 | Daughter | — | Connecticut |
| 23 | Harry Mckay | 6 | Son | — | Connecticut |
| 24 | Catherine Gleason | 65 | Head | — | Ireland |
| 25 | Francis Gerburg | 23 | Boarder | Driver | Wisconsin |
| 26 | Anna Murphy | 42 | Boarder | Operator | Connecticut |
| 27 | Joseph Sullivan | 41 | Head | Merchant | Connecticut |
| 28 | Nora T. Sullivan | 34 | Wife | — | Connecticut |
| 29 | Jane Sullivan | 12 | Daughter | — | Connecticut |
| 30 | Michael J. Dwyer | 49 | Head | Policeman | Ireland |
| 31 | Nora B. Dwyer | 46 | Wife | — | Ireland |
| 32 | Shepard B. Palmer | 59 | Head | Civil Engineer | Connecticut |
| 33 | Henrietta M. Palmer | 54 | Wife | — | Connecticut |
| 34 | Sybil M. Palmer | 25 | Daughter | Teacher | Connecticut |
| 35 | Dora G. Palmer | 22 | Daughter | — | Connecticut |
| 36 | Shepard B. Jr. Palmer | 19 | Son | — | Connecticut |
| 37 | Elizabeth Powelson | 70 | Head | — | Connecticut |
| 38 | William G. Watson | 45 | Head | Retail Merchant | Connecticut |
| 39 | Annie Watson | 47 | Wife | — | Connecticut |
| 40 | Alfred M. Tracy | 64 | Head | Tool Maker | Connecticut |
| 41 | Annie R. Tracy | 64 | Wife | — | Massachusetts |
| 42 | William E. Mayo | 69 | Head | Clerk | Rhode Island |
| 43 | Marie A. Mayo | 66 | Wife | — | Rhode Island |
| 44 | Joseph M. Shannon | 63 | Head | Machinist | Connecticut |
| 45 | Mary J. Shannon THIS PERSON | 54 | Wife | — | Virginia |
| 46 | Mary M. Shannon | 27 | Daughter | Teacher | Connecticut |
| 47 | Elizabeth J. Shannon | 24 | Daughter | Teacher | Connecticut |
| 48 | William P. Shannon | 24 | Son | Inspector | Connecticut |
| 49 | Philip G. Shannon | 12 | Son | — | Connecticut |
| 50 | Louis M. Crandall | 45 | Head | Principal | Connecticut |
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)