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Harry Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chester-County, Pennsylvania
Our Model Tree links this Harry Mason across the 1930 and 1940 US Censuses in Chester-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 9-person household.
Age 44
b. ~1896
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Chester-County, Pennsylvania |
| Surname | Mason |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Coatesville |
| 1935 Residence (County) | Chester |
| Additional Details | |
| Occupation | Melter |
| Industry | Lukens Steel |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3000 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Melter |
| Township / Ward | Coatesville |
| Est. Birth Year | ~1896 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Teresa Mason | Daughter | — | 11 | ~1929 |
| Kenneth Mason | Son | — | 14 | ~1926 |
| Agnes Mason | Daughter | — | 20 | ~1920 |
| Harry Mason | Head | — | 44 | ~1896 |
| Agnes Mason | Spouse | — | 45 | ~1895 |
| Robert Mason | Son | — | 8 | ~1932 |
| Carol Mason | Daughter | — | 6 | ~1934 |
| Eleanor Mason | Daughter | — | 13 | ~1927 |
| Richard Mason | Son | — | 17 | ~1923 |
Census Appearances
1930
Chester, Pennsylvania
Head, age 34
Chester, Pennsylvania · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 24 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Melter |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30.00 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Chester-County, Pennsylvania
Head, age 44
Chester-County, Pennsylvania · implied b. ~1896 — 9 household members
| Surname | Mason |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Coatesville |
| 1935 Residence (County) | Chester |
| Occupation | Melter |
| Industry | Lukens Steel |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3000 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Harry Mason across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Harry Mason
Head · 1940 · age 44 · b. ~1896 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Chester-County, Pennsylvania
Open full size
1940 US Federal Census — Chester-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03464-00183)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry Mason THIS PERSON | 44 | Head | Melter | Pennsylvania |
| 42 | Agnes Mason | 45 | Wife | — | Canada-E |
| 43 | Agnes Mason | 20 | Daughter | — | Pennsylvania |
| 44 | Richard Mason | 17 | Son | — | Pennsylvania |
| 45 | Kenneth Mason | 14 | Son | — | Pennsylvania |
| 46 | Eleanor Mason | 13 | Daughter | — | Pennsylvania |
| 47 | Teresa Mason | 11 | Daughter | — | Pennsylvania |
| 48 | Robert Mason | 8 | Son | — | Pennsylvania |
| 49 | Carol Mason | 6 | Daughter | — | Pennsylvania |
| 50 | John Morrison | 64 | Head | Caretaker | Maryland |
| 51 | Florence Morrison | 62 | Wife | — | Maryland |
| 52 | Mary Benner | 37 | Daughter | Cook | Pennsylvania |
| 53 | Gerald Benner | 15 | Grandson | — | Pennsylvania |
| 54 | Kenneth Benner | 14 | Grandson | — | Pennsylvania |
| 55 | Harold Kinsey | 42 | Head | Pipe Fitter | Pennsylvania |
| 56 | Robert Kinsey | 18 | Son | Clerk | Pennsylvania |
| 57 | Marian Kinsey | 16 | Daughter | — | Pennsylvania |
| 58 | Evelyn Kinsey | 15 | Daughter | — | Pennsylvania |
| 59 | Helen Kinsey | 11 | Daughter | — | Pennsylvania |
| 60 | Harold Kinsey | 10 | Son | — | Pennsylvania |
| 61 | Elizabeth Kinsey | 2 | Step-daughter | — | Pennsylvania |
| 62 | Thacter Bell | 63 | Step-father | Wpa | Pennsylvania |
| 63 | Emma Bell | 67 | Mother | — | Pennsylvania |
| 64 | Henry Bechtloff | 59 | Head | — | Pennsylvania |
| 65 | Bertha Bechtloff | 54 | Wife | — | Kansas |
| 66 | Thomas Davidson | 35 | Head | Proprietor-Grocer | Pennsylvania |
| 67 | Corline Davidson | 34 | Wife | — | Pennsylvania |
| 68 | Janet Lindsay | 55 | Mother-in-law | — | Pennsylvania |
| 69 | Paul P. Park | 63 | Head | Heater | Pennsylvania |
| 70 | Florence Park | 62 | Wife | — | Pennsylvania |
| 71 | Edward Brown | 22 | Grandson | Porter | Pennsylvania |
| 72 | Dorothy A. Brown | 22 | Granddaughter | — | Pennsylvania |
| 73 | Marian Bruckner | 23 | Lodger | Helper | Pennsylvania |
| 74 | Charles Johnson | 46 | Head | — | Sweden |
| 75 | Caroline Johnson | 74 | Wife | — | Sweden |
| 76 | Carl Johnson | 44 | Son | Clerk | Pennsylvania |
| 77 | Wildon Johnson | 39 | Daughter | Bookkeeper | Pennsylvania |
| 78 | William Nagy | 43 | Head | Veterans Hospital | Pennsylvania |
| 79 | Olga Nagy | 40 | Wife | — | Pennsylvania |
| 80 | Annie Donahue | 41 | Mother-in-law | Clerk | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)