CHESTER COUNTY, PA — Chester County renter families face a lower rate of rent burden than families nationally, but the county’s limited supply of larger rentals and high suburban rents leave more than four in 10 renter families spending at least 30% of their income on housing.
Approximately 43.5% of Chester County renter families are rent burdened, compared with 54.1% of U.S. renter families with children under 18, according to local market data and a Zillow and StreetEasy analysis of U.S. Census Bureau American Community Survey data.
The national rate for all renters is 49.7%.
The gap does not mean Chester County is inexpensive for renters. Median asking rent for a two-bedroom unit in the county is about $2,050 a month, or $24,600 annually, while properties with three or more bedrooms command a median of roughly $2,700 a month, or $32,400 a year.
Those costs fall on a renter population whose income is substantially below the countywide average. Median income among Chester County renter households is estimated at roughly $65,000 to $72,000, compared with a median family household income of approximately $158,500 countywide.
The disparity helps explain why a county with some of Pennsylvania’s highest household incomes can still produce substantial housing-cost pressure among renters.
The underlying problem closely tracks the national pattern identified by Zillow: larger rentals are limited, even though families with children require more bedrooms.
Two-bedroom homes account for approximately 43.2% of Chester County’s occupied rental inventory, somewhat higher than the 37% share of U.S. rental listings with two bedrooms reported by Zillow in July.
The county’s share of rentals with three or more bedrooms, at approximately 24.6%, is nearly identical to the national 24.4% share.
Together, two- and three-plus-bedroom units make up more than two-thirds of Chester County’s rental inventory. But competition for larger units remains significant because the county has a comparatively small rental sector to begin with.
Roughly 75% of occupied housing units in Chester County are owner-occupied. Among family households, only about 14.8% rent their homes, leaving families seeking rentals to compete within a relatively narrow segment of the county’s housing stock.
Nationally, approximately one-third of family households with children rent.
That distinction is significant. Chester County’s rental affordability problem is less about an unusually large renter population than about the mismatch between renter incomes, suburban housing costs and the supply of family-sized units.
Zillow and StreetEasy Senior Economist Kenny Lee characterized the broader national problem as fundamentally one of housing supply.
“As the average age of renters climbs, more than a third of renters today have children, yet their options for affordable family-sized apartments remain limited in most markets,” Lee said. “That pushes competition for homes higher, which pushes housing costs higher.”
Zillow estimates the U.S. housing market is short approximately 4.7 million homes after nearly two decades of underbuilding.
The company argues that zoning restrictions, construction constraints and permitting delays have limited the supply of larger rentals and other lower-cost housing types in many markets.
Chester County reflects some of the same pressures even though its rent-burden rate is below the national figure.
The county’s high homeownership rate limits the scale of the rental market, while the relatively small share of three-bedroom and larger units constrains options for families that cannot or do not purchase homes.
At approximately $32,400 a year, the median asking rent for a three-plus-bedroom property would consume nearly half the gross income of a household earning $65,000 before utilities and other housing-related expenses.
Two-bedroom rents present a similar challenge at the lower end of the county’s renter-income range, particularly for households also facing childcare, transportation and other family expenses.
The contrast between Chester County and the national market therefore cuts in two directions: renter families locally are less likely to cross the formal 30% rent-burden threshold, yet the county’s combination of high rents, lower renter incomes and scarce family-sized housing still leaves affordability as a significant constraint.
That pressure is likely to remain concentrated among households seeking two- and three-bedroom homes, where limited supply and sustained demand continue to support elevated rents across the county.
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