As the United States celebrates its 250th anniversary this year, Thornton ranks the 194th largest city in the nation.
Thornton, a fast-growing Adams County suburb of about 142,000 north of Denver, carries the second-highest median household income in the Colorado cohort at $100,985 — and it shows in the affordability math. Center-based infant care runs about $22,000 a year on Colorado state-average pricing, the same nominal price every Front Range suburb pays, but Thornton's higher income drops the burden ratio to 22%, in line with the national figure and well below the 26-32% range that defines most of Colorado. The trade-off is supply: Adams County licenses just 2.0 establishments per 1,000 children under five, the lowest in the Denver metro, with provider density concentrated in older municipal cores rather than newer Thornton subdivisions. Thornton ranks 98th of 250 — third of nine Colorado cities, behind only Arvada and Denver.
Key highlights & actionable takeaways
- 98th nationally, score 54 (Moderate) — third of nine Colorado cities, behind Arvada and Denver; fast-growing Adams County suburb.
- $100,985 median income — second-highest in Colorado — pulls infant-care burden to 22%, in line with national vs. 26-32% statewide.
- Adams County licenses 2.0 establishments per 1,000 children under five — the lowest density in the Denver metro.
Actionable takeaways
- Adams County's 2.0 establishments per 1,000 kids is the supply story. Thornton has the income to absorb Front Range prices, but provider density runs at half the national figure and concentrates in older municipal cores — leaving newer northern subdivisions with the longest drives to a licensed slot.
- Burden ratio is misleadingly comfortable. At 22% of household income, Thornton lands in line with national, but only because the median household earns over $100,000. Households below that median absorb the same $22,000 sticker price against a much smaller paycheck.
- Pricing is a state-average estimate. Adams County is not in the federal price database; the $22,000 figure draws from the 2024 Child Care Aware Colorado survey forward-projected to 2025. Note the caveat when comparing Thornton with observed-data peer cities.
Affordability — 45/100
Center-based infant care in Thornton runs about $22,000 a year — roughly $1,840 a month, or 22% of the city's $100,985 median household income. The price is statewide-average pricing data: the U.S. Department of Labor's National Database of Childcare Prices does not publish rates for Adams County, so the figure draws from Child Care Aware of America's 2024 Colorado survey forward-projected to 2025. Thornton's higher household income — the second-highest in the Colorado cohort — is what differentiates it. Infant care still costs roughly $4,860 more than the national median in absolute dollars, but as a share of income the local burden lands roughly in line with the national 22%, well below most other Colorado cities. Thornton families spend less of their paycheck on infant care than households in Denver, Aurora, Fort Collins, or Lakewood — not because care is cheaper, but because the median household earns more.
Supply — 26/100
Thornton has roughly 40 licensed slots for every 100 kids under five with working parents — short of the desert threshold but well below the national 73 per 100. Adams County licenses about 68 establishments serving an estimated 17,400 slots against demand from roughly 43,500 kids. Establishment density of 2.0 per 1,000 under-fives is the lowest in the Denver-metro cohort and pulls Thornton's supply score down sharply. The county's geographic spread — large suburban tracts north of Denver — concentrates providers in older municipal cores, leaving newer Thornton subdivisions with longer commutes to a licensed slot.
Workforce — 85/100
The median Thornton childcare worker earns $18.62 an hour, or about $38,720 a year — reported at the Denver-Aurora MSA level. That same wage equals only 68% of MIT's living-wage threshold for the metro ($27.41/hr). Provider pay in Thornton matches the rest of metro Denver: solid by national standards, still short of self-sufficiency against Front Range housing costs.
Family strain — 76/100
About 71% of Thornton mothers with kids under six are in the labor force — three points above the national 68% and consistent with the broader state. Single-parent share runs at 24%, well below both the national 32% and the city's neighboring Aurora at 35%. The combination — high mothers' work participation, low single-parent concentration, top-quartile household income — produces one of the cluster's better strain scores. Thornton fits the suburban-family profile: dual-income, settled, less precarious than the metro average.
Policy support — 65/100
Colorado's universal pre-K reaches about 70% of four-year-olds, with state per-child spending of $5,722 and 2 of NIEER's 10 quality benchmarks met. The state's FAMLI paid leave program, effective January 2024, offers up to 12 weeks at up to 90% wage replacement. CCDF subsidy reach is 12.7% statewide. Policy is measured at the state level; Thornton inherits Colorado's full mix.
In-home care in Thornton
In-home care in Thornton reflects broader Denver-metro nanny-market patterns, with full-time live-out rates in line with the wider Front Range market. Adams County's higher-income suburban segments — concentrated in the newer northern Thornton tracts — show steadier demand for full-time, single-family placements. Nanny shares remain a common cost-management strategy for dual-income households that find themselves outside the radius of nearby licensed centers.
Methodology: The the score is a 0-100 composite score across five dimensions: Affordability (30 pts), Supply (25 pts), Workforce Health (15 pts), Family Strain (15 pts), and Policy Support (15 pts). City-level prices and supply use the city's primary containing county. Policy Support is measured at the state level. Full methodology and data sources: beverly.io/research/methodology.
Sources: U.S. Census Bureau ACS 2019-2023 5-year estimates; U.S. Department of Labor Women's Bureau National Database of Childcare Prices; Child Care Aware of America 2024 state survey (Colorado pricing anchor); U.S. Bureau of Labor Statistics OEWS (May 2024) and QCEW; Buffett Early Childhood Institute / Bipartisan Policy Center / Child Care Aware childcaregap.org (Sept 2025); NIEER State of Preschool Yearbook 2024; HHS ACF CCDF FY2023; National Partnership for Women & Families (March 2026).