Frederick

A historic Carbon Valley mining town in southwest Weld County, now one of the north metro's fastest-growing family markets — affordable new construction with a walkable, event-filled Old Town core.

Adjacent to Firestone in Weld County's Carbon Valley, Frederick grew from a coal-mining 'Miners' Settlement' incorporated in 1907 into a rapidly expanding Front Range town of roughly 15,000–16,500 residents. It pairs relatively affordable, mostly newer housing with a lively historic downtown and a strong calendar of community events, drawing families and commuters along the I-25 corridor.

Community Highlights

Median sale price (2026): roughly $500,000–$610,000 depending on subdivision and builder vintage
Median price per square foot: approximately $225–$260
Median days on market: 45–65 days
Median household income: approximately $110,000–$135,000
School district: St. Vrain Valley School District (RE-1J)
Part of the Carbon Valley (with Firestone and Dacono), incorporated in 1907
Known for its historic Old Town core, the Frederick in Flight balloon festival, and Miners' Day
Location: on the I-25 corridor, roughly 15 minutes from Longmont and 35–40 minutes from Denver

Geographic & Administrative Context

Frederick sits in southwest Weld County immediately adjacent to Firestone, together with Dacono forming the “Carbon Valley.” Incorporated in 1907, the town began as a coal-mining “Miners’ Settlement” and takes its name from early landowner Frederick A. Clark. Over the past two decades it has been among the fastest-growing communities on the northern Front Range, reaching roughly 15,000–16,500 residents.

Frederick’s growth has been fueled by its affordability relative to Boulder County and its location along the I-25 corridor between Denver and the Boulder/Longmont job centers.

Real Estate Market Dynamics

Frederick’s 2026 market gives buyers access to newer single-family homes at prices well below neighboring Boulder County. Median sale prices have generally ranged from roughly $500,000 to $610,000, with price per square foot in the $225–$260 range.

Much of the town’s housing stock is recent construction in master-planned neighborhoods, complemented by older character homes near the historic Old Town core. Homes typically take 45–65 days to sell, giving buyers meaningful negotiating room compared with the hottest submarkets to the west.

Frederick Real Estate & Demographic Metrics

Metric	Value
Median Sale Price (2026)	$500,000 – $610,000
Price Per Square Foot	$225 – $260
Median Days on Market	45 – 65 Days
Median Household Income	$110,000 – $135,000
County	Weld County

Economy & Major Employers

Frederick is primarily a residential and commuter town, with residents working in Longmont, Boulder, Denver, and along the I-25 corridor. In-town employment is anchored by the town government and recreation facilities, local retail and services, Weld County’s energy sector, and the St. Vrain Valley School District.

Educational Infrastructure

Frederick is served by the St. Vrain Valley School District (RE-1J), a highly regarded district recognized for its STEM, technology, and career-pathway programs. Because attendance boundaries evolve as new schools come online in this fast-growing area, buyers should confirm the assigned schools for any specific address before making an offer.

Lifestyle, Transit & Points of Interest

Frederick’s lifestyle blends its historic mining roots with an active, event-driven community calendar. Old Town Frederick, Crist Park, and the town’s recreation areas anchor local life, and signature events like the Frederick in Flight hot-air-balloon festival and Miners’ Day draw residents together each year. Commuters benefit from direct I-25 access, placing Longmont, Boulder, Denver, and Denver International Airport within a reasonable drive.