MH
Mary Harrington — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Pottawatomie, Kansas
Our Model Tree links this Mary Harrington across the 1920 and 1930 US Censuses in Pottawatomie, Kansas (XGBoost, ~Confirmed) — first a daughter (b.~1910), then head of a 11-person household.
Age 20
b. ~1910
Female
Daughter
Born: Kansas
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Pottawatomie, Kansas |
| Surname | Harrington |
| Given Name | Mary T |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Additional Details | |
| Occupation | Assistant P.M. |
| Industry | Post Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Assistant P.M. |
| Township / Ward | Clear Creek Township |
| Est. Birth Year | ~1910 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Harrington | Daughter | — | 20 | ~1910 |
| Agnes Harrington | Daughter | — | 9 | ~1921 |
| Kathryn Harrington | Daughter | — | 17 | ~1913 |
| Virginia Harrington | Daughter | — | 7 | ~1923 |
| Margaret Harrington | Daughter | — | 15 | ~1915 |
| Julia Harrington | Daughter | — | 4 | ~1926 |
| Veronica Harrington | Daughter | — | 8 | ~1922 |
| William Harrington | Head | — | 64 | ~1866 |
| J Harrington | Son | — | 11 | ~1919 |
| William Harrington | Son | — | 19 | ~1911 |
| Mary Harrington | Spouse | — | 45 | ~1885 |
Census Appearances
1920
Pottawatomie, Kansas
Daughter, age 10
Pottawatomie, Kansas · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harrington |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Pottawatomie, Kansas
Daughter, age 20
Pottawatomie, Kansas · implied b. ~1910 — 11 household members
| Surname | Harrington |
| Given Name | Mary T |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Assistant P.M. |
| Industry | Post Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Harrington across 2 US Census years (1920 and 1930) in Pottawatomie, Kansas, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Harrington
Daughter · 1930 · age 20 · b. ~1910 · Kansas
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Sibling
Veronica Harrington
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Harrington
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Harrington
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Harrington
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Harrington
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Harrington
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Harrington
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Harrington
Sibling · 1930 · age 15
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 — Pottawatomie, Kansas
Open full size
1930 US Federal Census — Pottawatomie, Kansas
Page Contents
50 people indexed on this census page (ia:1930:15thcensus715usce:0593)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Costello | 65 | Head | — | Irish Free State |
| 2 | Kate Costello | 72 | Wife | — | Canada English |
| 3 | George B Magnett | 54 | Head | Patrolman | Indiana |
| 4 | Mary Magnett | 47 | Wife | — | Kansas |
| 5 | Glenn Magnett | 21 | Son | Teamster | Kansas |
| 6 | Genevieve B Magnett | 15 | Daughter | — | Kansas |
| 7 | Loretta L Magnett | 13 | Daughter | — | Kansas |
| 8 | George S Magnett | 9 | Son | — | Kansas |
| 9 | Agnes S Magnett | 8 | Daughter | — | Kansas |
| 10 | Margaret T Magnett | 6 | Daughter | — | Kansas |
| 11 | Joseph L Moran | 19 | Head | Salesman | Kansas |
| 12 | Lucille R Moran | 19 | Wife | — | Kansas |
| 13 | Irene Moran | 0 | Daughter | — | Kansas |
| 14 | Jacob Kersten | 42 | Head | Farm Laborer | Holland |
| 15 | Wilhelmina Kersten | 33 | Wife | — | Holland |
| 16 | Myron J Kersten | 5 | Son | — | South Dakota |
| 17 | Jacob B Kersten | 3 | Son | — | South Dakota |
| 18 | Philip J Slenker | 37 | Head | Auto Mechanic | Missouri |
| 19 | Maude L Slenker | 27 | Wife | — | Kansas |
| 20 | Lillie M Slenker | 9 | Daughter | — | Kansas |
| 21 | Thomas J Meehan | 63 | Head | Farmer | Illinois |
| 22 | Mary A Meehan | 52 | Wife | — | Missouri |
| 23 | Clarence L Meehan | 26 | Son | Laborer | Kansas |
| 24 | Mary E Meehan | 24 | Daughter | — | Kansas |
| 25 | Louis J Meehan | 21 | Son | Farm Laborer | Kansas |
| 26 | Francis Meehan | 14 | Son | — | Kansas |
| 27 | John L Cummings | 51 | Head | Merchant | Kansas |
| 28 | Mary J Cummings | 22 | Wife | — | Kansas |
| 29 | Thomas L Cummings | 45 | Brother | — | Kansas |
| 30 | William H Harrington | 64 | Head | Merchant | Kansas |
| 31 | Mary A Harrington | 45 | Wife | — | Kansas |
| 32 | William A Harrington | 19 | Son | Bookkeeper | Kansas |
| 33 | Mary T Harrington THIS PERSON | 20 | Daughter | Assistant P.M. | Kansas |
| 34 | Kathryn V Harrington | 17 | Daughter | — | Kansas |
| 35 | Margaret A Harrington | 15 | Daughter | — | Kansas |
| 36 | J Francis Harrington | 11 | Son | — | Kansas |
| 37 | Agnes E Harrington | 9 | Daughter | — | Kansas |
| 38 | Veronica E Harrington | 8 | Daughter | — | Kansas |
| 39 | Virginia D Harrington | 7 | Daughter | — | Kansas |
| 40 | Julia M Harrington | 4 | Daughter | — | Kansas |
| 41 | Frank Quigley | 70 | Head | — | Ohio |
| 42 | Elizabeth Quigley | 69 | Wife | — | Missouri |
| 43 | Frances Quigley | 42 | Daughter | Nurse | Kansas |
| 44 | Ferdinand Essenbeis | 91 | Head | — | Germany |
| 45 | Mary S Essenbeis | 83 | Wife | — | France |
| 46 | Alice M Essenbeis | 57 | Daughter | — | Kansas |
| 47 | M Elizabeth Essenbeis | 41 | Daughter | — | Kansas |
| 48 | Mortimer O'Connor | 55 | Head | Farmer | Massachusetts |
| 49 | Mary J O'Connor | 40 | Wife | — | Kansas |
| 50 | Harold M O'Connor | 3 | Son | — | Kansas |
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)