Township · Pennsylvania

Lower Saucon Township, Pennsylvania

Lower Saucon Township, township, in Northampton County, Pennsylvania. Lower Saucon Township had 11,134 residents on July 1, 2025 by the Census Bureau's estimate, up 0.3% since 2020; the 2020 Census counted 11,094 and the ACS 2020-2024 5-year estimates put it at 11,089 (±71). GEOID 4209545104.

Residents, July 2025 estimate

11,134

Census Bureau estimate (no margin published)
2020 Census count: 11,094 · ACS 2020-2024: 11,089 ±71

Median household income

$124,892

±$13,187 (90% margin)
Pennsylvania: $77,971

Median home value

$396,200

±$25,369 (90% margin)
Pennsylvania: $254,500

Median gross rent

$1,512

±$173 (90% margin)
Pennsylvania: $1,209

Where is Lower Saucon Township and what county is it in?

Lower Saucon Township is a township in Northampton County, Pennsylvania. It covers 24.3 square miles of land, 457 residents per square mile in 2020.

Lower Saucon Township is in the Allentown-Bethlehem-Easton, PA-NJ metropolitan statistical area, which takes in 4 counties (Census Bureau delineation, July 2023).

Lower Saucon Township (marked with a dot) in Northampton County, Pennsylvania. Boundaries: Census Bureau 2024.

Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files

How many people live in Lower Saucon Township, and is it growing?

The Census Bureau estimates that 11,134 people lived in Lower Saucon Township on July 1, 2025, up 0.3% since 2020, in line with Pennsylvania (+0.4%). The 2020 Census counted 11,094 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 11,089 (±71).

  • July 2020→2021 +5 (11,090)
  • 2021→2022 −49 (11,041)
  • 2022→2023 +17 (11,058)
  • 2023→2024 +32 (11,090)
  • 2024→2025 +44 (11,134)
ACS 2020-2024 5-year estimates (counts) with the change from 2015-2019
MeasureLower Saucon TownshipNorthampton CountyPennsylvaniaChange since 2015-2019
Total population11,089±71318,58013,018,639+297
Households4,095±232122,6245,274,853no clear change
Average household size2.69±0.152.492.39no clear change
Housing units4,275±269129,4485,806,452no clear change

Lower Saucon Township's population since 2000

From 9,884 in 2000 to 11,134 in 2025: up 12.6%. The 2000, 2010 and 2020 figures are census counts, each for Lower Saucon Township as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.

  • 2000 Census 9,884
  • 2005 (estimate) 10,534
  • 2010 Census 10,772
  • 2015 (estimate) 10,708
  • 2020 Census 11,094
  • 2025 (estimate) 11,134

Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov

Who lives in Lower Saucon Township?

The median resident of Lower Saucon Township is 47.0 years old; 21.6% are under 18 and 24.3% are 65 or older. The largest group is non-Hispanic white residents at 87.8%, then Hispanic or Latino residents (of any race) at 5.4%. 6.2% of residents were born outside the United States.

Age, origin, education and moves, ACS 2020-2024 5-year estimates. Race groups are non-Hispanic; Hispanic includes any race.
MeasureLower Saucon TownshipNorthampton CountyPennsylvaniaChange since 2015-2019
Median age47.0±3.142.040.9no clear change
Under 18 years21.6%±3.6 pts19.2%20.4%–
65 years and over24.3%±3.5 pts20.3%19.5%–
Male49.2%±3.3 pts49.5%49.3%–
Hispanic or Latino (any race)5.4%±2.4 pts15.5%8.7%no clear change
White alone, not Hispanic87.8%±3.2 pts72.0%73.0%no clear change
Black or African American alone, not Hispanic1.1%±0.9 pts5.7%10.3%–
Asian alone, not Hispanic2.7%±1.5 pts3.0%3.8%–
American Indian and Alaska Native alone, not Hispanic0.0%±0.3 pts0.0%0.1%–
Native Hawaiian and Other Pacific Islander alone, not Hispanic0.0%±0.3 pts0.0%0.0%–
Two or more races, not Hispanic2.9%±1.5 pts3.2%3.6%–
Some other race alone, not Hispanic0.2%±0.2 pts0.6%0.5%–
Born outside the United States6.2%±2.1 pts8.6%7.7%no clear change
Speak a language other than English at home (age 5+)7.4%±2.7 pts15.0%12.4%–
Civilian veterans (age 18+)7.7%±2.6 pts6.3%6.1%–
With a disability14.5%±3.4 pts12.4%14.4%–
No health insurance coverage5.5%±3.0 pts4.4%5.6%–
High school graduate or higher (age 25+)96.6%±1.9 pts92.9%92.1%–
Bachelor's degree or higher (age 25+)48.2%±5.7 pts34.7%35.2%no clear change
Graduate or professional degree (age 25+)25.0%±5.2 pts13.8%14.3%–
Lived in the same house a year earlier95.6%±1.7 pts89.9%89.3%–
Moved from another state in the past year0.6%±0.4 pts2.4%1.9%–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov

What do households in Lower Saucon Township earn?

Half of Lower Saucon Township's 4,095 households earn less than $124,892 a year (±$13,187), against $89,184 in Northampton County and $77,971 in Pennsylvania. In 2015-2019 it was $112,640 in 2024 dollars; the margins of error cannot tell the two periods apart. 5.3% of residents live below the poverty line.

Income and poverty in 2024 dollars, ACS 2020-2024 5-year estimates; 2015-2019 dollars adjusted with the R-CPI-U-RS
MeasureLower Saucon TownshipNorthampton CountyPennsylvaniaChange since 2015-2019
Median household income$124,892±$13,187$89,184$77,971no clear change
Mean household income$178,324±$18,228$115,853$107,538–
Per capita income$66,179±$6,704$45,736$44,355no clear change
People below the poverty line5.3%±2.5 pts8.8%11.7%no clear change
Children under 18 below the poverty line3.6%±3.9 pts11.9%15.6%–
Households receiving SNAP4.4%±2.2 pts10.3%14.4%–
Households with a computer96.2%±2.1 pts94.6%93.8%–
Households with a broadband subscription92.3%±2.7 pts90.8%89.7%–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What does housing cost in Lower Saucon Township?

Owners occupy 87.9% of Lower Saucon Township's occupied homes and renters 12.1%. The median owner-occupied home is valued at $396,200 by its owner (±$25,369). The median renter pays $1,512 a month including utilities, and 39.7% of renters pay 35% or more of their income on rent.

Housing, ACS 2020-2024 5-year estimates. Home values are owners' own estimates.
MeasureLower Saucon TownshipNorthampton CountyPennsylvaniaChange since 2015-2019
Median home value (owner-occupied)$396,200±$25,369$308,600$254,500no clear change
Median gross rent$1,512±$173$1,395$1,209no clear change
Renters paying 35% or more of income on rent39.7%±17.7 pts40.7%39.5%no clear change
Median monthly owner costs, with a mortgage$2,384±$237$1,957$1,762–
Owner-occupied homes87.9%±3.6 pts71.1%69.3%no clear change
Renter-occupied homes12.1%±3.6 pts28.9%30.7%–
Housing units4,275±269129,4485,806,452no clear change
Homeowner vacancy rate1.1%±1.5 pts0.7%0.8%–
Rental vacancy rate7.8%±11.4 pts2.5%4.9%–
Single-family detached homes81.1%±4.2 pts58.1%56.6%–
Mobile homes0.0%±0.8 pts2.5%3.5%–
Built 2020 or later0.2%±0.3 pts1.1%1.0%–
Built 2010 to 20192.5%±1.5 pts6.2%5.1%–
Built 1939 or earlier14.8%±4.0 pts26.2%25.0%–
Households with no vehicle2.7%±1.7 pts6.5%10.4%–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov

How many new homes is Lower Saucon Township building?

Builders took permits for 4 new housing units in Lower Saucon Township in 2025 (4 in single-family houses), 0.4 per 1,000 residents against 2.0 across Pennsylvania.

  • 2019 4 units
  • 2020 11 units
  • 2021 13 units
  • 2022 11 units
  • 2023 7 units
  • 2024 17 units
  • 2025 4 units

Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.

Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey

How do people in Lower Saucon Township work and get to work?

73.2% of Lower Saucon Township's workers drive alone and 15.3% work from home. The average trip to work takes 27.2 minutes. The unemployment rate in 2020-2024 averaged 4.3%.

Work and commuting, ACS 2020-2024 5-year estimates (workers 16 and over)
MeasureLower Saucon TownshipNorthampton CountyPennsylvaniaChange since 2015-2019
In the labor force (age 16+)64.5%±4.1 pts63.2%62.7%–
Unemployment rate4.3%±1.9 pts4.6%5.3%no clear change
Drove alone to work73.2%±5.3 pts74.6%68.2%–
Carpooled6.5%±3.3 pts6.2%7.5%–
Public transportation2.7%±3.5 pts1.0%3.6%–
Walked1.6%±2.1 pts2.0%3.3%–
Worked from home15.3%±3.1 pts14.4%15.6%+7.1 pts
Mean travel time to work27.2 min±2.627.0 min26.3 minno clear change

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What census tracts are in Lower Saucon Township?

3 census tracts lie mostly in Lower Saucon Township (2020 census blocks). Their median household incomes run from $106,591 (Tract 180.01) to $139,566 (Tract 180.03).

Census tracts in Lower Saucon Township, ACS 2020-2024 5-year estimates
TractResidents, 2020-2024Median household incomeMedian home valueShare of tract in Lower Saucon Township
Tract 180.01Northampton County3,939 $106,591 $374,100100%
Tract 180.04Northampton County3,938 $135,776 $468,600100%
Tract 180.03Northampton County3,212 $139,566 $375,400100%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Lower Saucon Township) · Census block assignment files

How does Lower Saucon Township compare with other places in Pennsylvania?

By the Census Bureau's July 2025 estimates, Lower Saucon Township is the 1,124th-most populous of the 16,079 U.S. towns and townships that have one and the 175th-most populous of 1,542 in Pennsylvania.

Lower Saucon Township ranks 169th of 2,136 places in Pennsylvania with 1,000 or more residents and a reliable estimate, by median household income.

Lower Saucon Township's rank in Pennsylvania (1 = highest): by population among the state's towns and townships with a 2025 estimate; by the other measures among places of 1,000+ residents with a reliable estimate
MeasureRankOf
Population, July 2025 estimate175th1,542
Growth 2020-2025 (PEP)751st1,764
Residents per square mile1,200th2,159
Median household income169th2,136
Per capita income125th2,157
Median home value230th2,146
Median gross rent294th1,963
Poverty rate1,300th1,606
Bachelor's degree or higher275th2,129
Median age691st2,157
Owner-occupied share569th2,149
Work from home588th1,710
Travel time to work830th2,156

Lower Saucon Township's figures with every place in Pennsylvania (CSV)

Every place in Pennsylvania, sortable · Compare Lower Saucon Township with other places

Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed

How reliable are the figures for Lower Saucon Township?

12 of the 57 figures for Lower Saucon Township on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.

The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections

Not on this page: crime, weather and schools for Lower Saucon Township are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.