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Mary Monahan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Fairfield, Connecticut
Our Model Tree links this Mary Monahan across the 1900, 1910 and 1920 US Censuses in Fairfield, Connecticut (XGBoost, ~Confirmed) — first a spouse (b.~1872), then head of a 4-person household.
Age 48
b. ~1872
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Fairfield, Connecticut |
| Surname | Monahan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1894 |
| Birthplace (normalized) | ireland |
| Township / Ward | Norwalk City |
| Est. Birth Year | ~1872 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Monahan | Spouse | — | 48 | ~1872 |
| Mary Monahan | Daughter | — | 20 | ~1900 |
| Margaret Monahan | Daughter | — | 14 | ~1906 |
| James Monahan | Head | — | 49 | ~1871 |
Census Appearances
1900
Fairfield, Connecticut
Spouse, age 28
Fairfield, Connecticut · implied b. ~1872 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Monahan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Mch |
| Birth Year | 1872 |
| Year of Immigration | 1889 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
New Haven, …
Spouse, age 38
New Haven, Connecticut · implied b. ~1872 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Monahan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 18 |
| Children Born | 9 |
| Children Living | 6 |
| Year of Immigration | 1887 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Fairfield, Connecticut
Spouse, age 48
Fairfield, Connecticut · implied b. ~1872 — 4 household members
| Surname | Monahan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1894 |
| Birthplace (normalized) | ireland |
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 Monahan across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Monahan
Spouse · 1920 · age 48 · b. ~1872 · Connecticut
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Fairfield, Connecticut
Open full size
1920 US Federal Census — Fairfield, Connecticut
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu179unit:0292)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Joseph Aludas | 56 | Head | Laborer | Hungary |
| 52 | Helen Aludas | 41 | Wife | — | Hungary |
| 53 | Mary Ezel | 65 | Head | Laundress | Hungary |
| 54 | John Hussey | 52 | Head | Driver | Connecticut |
| 55 | Ellen Hussey | 21 | Daughter | Mangler | Connecticut |
| 56 | Edward Hussey | 28 | Son | Auto Mechanic | Connecticut |
| 57 | Harold Hussey | 13 | Son | — | Connecticut |
| 58 | James Monahan | 49 | Head | Foreman | Ireland |
| 59 | Mary Monahan THIS PERSON | 48 | Wife | — | Ireland |
| 60 | Mary Monahan | 20 | Daughter | Trimmer | Connecticut |
| 61 | Margaret Monahan | 14 | Daughter | — | Connecticut |
| 62 | Stephen Borell | 55 | Head | Laborer | Hungary |
| 63 | Clara Borell | 46 | Wife | — | Hungary |
| 64 | Andrew Borell | 27 | Son | Boiler Maker | Hungary |
| 65 | Elizabeth Borell | 21 | Daughter | Trimmer | Connecticut |
| 66 | Stephen Borell | 19 | Son | Hat Maker | Connecticut |
| 67 | Joseph Borell | 18 | Son | Box Maker | Connecticut |
| 68 | Stella Borell | 14 | Daughter | — | Connecticut |
| 69 | John Borell | 6 | Son | — | Connecticut |
| 70 | John Tupak | 36 | Head | Laborer | Hungary |
| 71 | Mary Tupak | 36 | Wife | — | Hungary |
| 72 | Michael Tanyi | 36 | Head | Butcher | Hungary |
| 73 | Annie Tanyi | 35 | Wife | Trimmer | Hungary |
| 74 | Annie Tanyi | 12 | Daughter | — | Connecticut |
| 75 | Michael Tanyi | 9 | Son | — | Connecticut |
| 76 | Margaret Tanyi | 7 | Daughter | — | Connecticut |
| 77 | Elizabeth Menzel | 55 | Mother in law | — | Hungary |
| 78 | Joseph Berkeley | 57 | Head | Hatter | England |
| 79 | Mary Berkeley | 58 | Wife | — | England |
| 80 | Mary Berkeley | 28 | Daughter | Inspector | Connecticut |
| 81 | Caleb J. Hayden | 65 | Head | Foreman | New York |
| 82 | Elizabeth Hayden | 34 | Wife | — | Connecticut |
| 83 | John C. Hayden | 21 | Son | Truckman | Connecticut |
| 84 | Mary E. Hayden | 8 | Daughter | — | Connecticut |
| 85 | James L. Hayden | 6 | Son | — | Connecticut |
| 86 | John Banyas | 35 | Head | Assembler | Hungary |
| 87 | Susie Banyas | 34 | Wife | Machine Operator | Hungary |
| 88 | Rose Banyas | 9 | Daughter | — | Hungary |
| 89 | William Banyas | 7 | Son | — | Hungary |
| 90 | John Banyas | 6 | Son | — | Connecticut |
| 91 | Joseph Lisko | 39 | Head | Laborer | Hungary |
| 92 | Katie Lisko | 36 | Wife | — | Hungary |
| 93 | Andrew Lisko | 7 | Son | — | Connecticut |
| 94 | Anna Lisko | 5 | Daughter | — | Connecticut |
| 95 | Helen Lisko | 3 | Daughter | — | Connecticut |
| 96 | Joseph Lisko | 1 | Son | — | Connecticut |
| 97 | George Tanyi | 40 | Head | Carpenter | Hungary |
| 98 | Elizabeth Tanyi | 33 | Wife | — | Hungary |
| 99 | Alex Tanyi | 16 | Son | Shipper | Hungary |
| 100 | Elizabeth Tanyi | 12 | Daughter | — | Connecticut |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)