How much does a 3-season sunroom cost in Hennepin County, MN?

A 200-square-foot 3-season sunroom in Hennepin County typically costs between **$17,850 and $41,650**, with an average of **$26,180**. This reflects the national average of $22,000 adjusted by the local 1.19x services factor driven by the metro's higher labor rates of $36.36/hr.

How much does a 4-season sunroom cost in Hennepin County?

A 200-square-foot 4-season sunroom in Hennepin County ranges from **$29,750 to $65,450**, with a typical cost of **$45,220**. Four-season rooms cost more because they require full insulation, HVAC integration, and code-compliant glazing for Climate Zone 6A.

Why are sunroom costs higher in Hennepin County than the national average?

Local costs run roughly **1.19x** the national average due to higher labor rates. Roofers in the Minneapolis-St. Paul metro earn **$36.36/hr** compared to the $27.75/hr national average. The services adjustment applies this wage premium to the 60% labor portion of costs while materials pass through at national rates.

What weather risks should I plan for with a sunroom in Hennepin County?

Hennepin County has Very High risk scores for **hail (99.59)**, **tornadoes (99.62)**, and **winter weather (97.42)** on the FEMA National Risk Index. Impact-resistant glazing, snow-load-rated framing, and adequate insurance coverage are strongly recommended for any sunroom or enclosure project.

What insulation and glazing does a Hennepin County sunroom need?

Hennepin County is in **IECC Climate Zone 6A** (cold, moist), which typically requires R-49 ceiling insulation, R-20 wall insulation, and double- or triple-pane low-E glazing for four-season rooms. Proper vapor barriers are also critical given the moisture regime A classification.

How much will a heated sunroom add to my electricity bill in Minnesota?

Minnesota residential electricity costs **$0.150 per kWh** as of January 2026. The actual increase depends on your sunroom's insulation quality, glazing performance, and heating system. Three-season and screened enclosures have no added energy cost since they are not climate-controlled.

What financing options are available for a sunroom in Hennepin County?

With the 30-year fixed mortgage rate at **6.38%** and Hennepin County's median home value at **$376,500**, many homeowners have equity available for a HELOC or cash-out refinance. Home improvement loans and contractor financing are also options. Budget for potential property tax increases above the current **$4,337/year** median if the addition raises assessed value.

REGIONAL COST GUIDE · Hennepin County, MN

How Much Does a Sunroom or Enclosure Cost in Hennepin County, MN?

Sunrooms and enclosures in Hennepin County, MN cost $5,950–$65,450. Compare 3-season, 4-season, and screen porch prices with local 2024 labor data.

Cost range $17,850 – $41,650

Average $26,180

Updated April 13, 2026

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COST BREAKDOWN

What homeowners in Hennepin County actually pay.

Local market ranges built from regional labor, materials, and permitting data — not national averages.

3-Season Sunroom (200 sq ft)

$17,850 Avg: $26,180 $41,650

4-Season Sunroom (200 sq ft)

$29,750 Avg: $45,220 $65,450

Screen Porch Enclosure (200 sq ft)

$5,950 Avg: $10,710 $17,850

National avg $22,000 × 1.19x local adjustment = $26,180

Why Hennepin County prices look like this.

Hennepin County homeowners considering a sunroom or porch enclosure should budget between $5,950 and $65,450 depending on the project type and finish level. The Minneapolis–St. Paul metro area carries a housing-cost multiplier of 2.18x the national average, reflecting the region's strong demand and elevated property values — the median home in Hennepin County is valued at $376,500. A basic screen porch enclosure averages around $10,710, a three-season sunroom runs about $26,180, and a fully insulated four-season sunroom costs approximately $45,220 for a typical 200-square-foot addition. Prices vary based on foundation requirements, glazing choices, HVAC tie-ins, roofing integration, and local permitting fees. The figures above reflect a 1.19x local services adjustment applied to national averages, accounting for higher labor rates in the metro. Gathering at least three local quotes is the best way to ensure competitive pricing for your specific project.

Local Labor Costs for Sunroom Installation

Labor is a major cost driver for sunroom and enclosure projects in Hennepin County. According to 2024 Bureau of Labor Statistics data, roofers in the Minneapolis-St. Paul-Bloomington metro earn an average of $36.36 per hour ($75,630 annually), roughly 31% above the national average of $27.75 per hour. The metro area employs approximately 1,330 roofers, indicating a moderately sized but competitive labor pool. This higher wage rate is reflected in the 1.19x services adjustment factor applied to national pricing — 60% of project cost is labor-sensitive, while 40% passes through as materials at national rates. Sunroom projects also involve carpenters, electricians, and HVAC technicians whose wages follow similar regional premiums. Homeowners should expect labor to represent a significant share of total project cost. Scheduling during the off-season — late fall or early spring — may improve contractor availability and potentially reduce labor premiums.

Natural Hazard Risks for Sunrooms in Hennepin County

Hennepin County faces a Relatively High overall natural hazard risk, scoring 98.31 out of 100 on the FEMA National Risk Index. The most significant threats to sunrooms and enclosures are hail (risk score 99.59, Very High) and tornadoes (99.62, Very High), both of which can cause severe damage to glass panels, screens, and lightweight roof structures. Winter weather also scores Very High at 97.42, meaning heavy snow loads and ice accumulation are serious design considerations. Inland flooding comes in at 98.03 (Relatively High), and lightning at 90.30 (Relatively High). Even wildfire, at 74.87, and ice storms at 79.71 warrant attention. When planning a sunroom, homeowners should specify impact-resistant or tempered glazing and ensure roof framing meets local snow-load requirements. Verifying that your homeowner's insurance covers glass enclosure damage from hail and wind events is also strongly recommended.

Climate Zone Considerations for Hennepin County Sunrooms

Hennepin County falls within IECC Climate Zone 6A, classified as a cold climate with moist conditions. The DOE designates this as the north HVAC region, meaning any four-season sunroom must handle extreme winter temperatures and significant heating demand. Building code typically requires higher insulation values — often R-49 or above for ceilings and R-20 or more for walls — along with double- or triple-pane low-E glazing to meet energy compliance in Zone 6. The moisture regime A designation means vapor barriers and proper flashing details are critical to prevent condensation inside the enclosure. Three-season sunrooms avoid most heating-code requirements but still need framing rated for local snow loads. Homeowners building a four-season room should work with a contractor experienced in cold-climate construction to prevent long-term comfort and moisture problems that are common in poorly designed northern enclosures.

Electricity Costs for Heated Sunrooms in Minnesota

As of January 2026, Minnesota residential electricity costs $0.150 per kWh, which directly affects the ongoing operating cost of any heated or cooled sunroom. In Hennepin County's cold Climate Zone 6A, a four-season sunroom will add meaningfully to winter heating demand, especially if it relies on electric baseboard heat or a ductless mini-split system. The per-kWh rate makes high-performance glazing and well-insulated roof panels particularly important investments — poorly insulated enclosures in this climate will generate noticeably higher utility bills from November through March. Three-season rooms and screened enclosures avoid ongoing energy costs entirely since they are not climate-controlled. For homeowners choosing a four-season room, a modern cold-climate heat pump paired with triple-pane low-E glass offers the best balance of comfort and efficiency at current Minnesota electricity rates. Requesting an energy-use estimate from your contractor before committing to a design is advisable.

Financing a Sunroom Addition in Hennepin County

As of late March 2026, the national 30-year fixed mortgage rate stands at 6.38%, an important benchmark for Hennepin County homeowners considering financing a sunroom through a home equity loan or cash-out refinance. With a median home value of $376,500 and median annual property taxes of $4,337, many homeowners in the county have significant equity available. At current rates, financing a mid-range four-season sunroom at around $45,220 or a screen porch enclosure at $10,710 through a HELOC or home improvement loan is a common approach. Contractor-offered financing plans are also worth comparing. Because a sunroom addition can increase your home's assessed value, homeowners should anticipate a potential uptick in property taxes beyond the current $4,337 annual median. Shopping multiple lenders and locking a rate early can help manage total project cost. The region's 2.18x housing cost multiplier suggests strong resale value retention for quality additions.

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FREQUENTLY ASKED · 07

Questions buyers ask about sunrooms and enclosures in Hennepin County.

Short answers to the most common things we hear about local pricing, scope, and timing.

How much does a 3-season sunroom cost in Hennepin County, MN?

A 200-square-foot 3-season sunroom in Hennepin County typically costs between **$17,850 and $41,650**, with an average of **$26,180**. This reflects the national average of $22,000 adjusted by the local 1.19x services factor driven by the metro's higher labor rates of $36.36/hr.
How much does a 4-season sunroom cost in Hennepin County?

A 200-square-foot 4-season sunroom in Hennepin County ranges from **$29,750 to $65,450**, with a typical cost of **$45,220**. Four-season rooms cost more because they require full insulation, HVAC integration, and code-compliant glazing for Climate Zone 6A.
Why are sunroom costs higher in Hennepin County than the national average?

Local costs run roughly **1.19x** the national average due to higher labor rates. Roofers in the Minneapolis-St. Paul metro earn **$36.36/hr** compared to the $27.75/hr national average. The services adjustment applies this wage premium to the 60% labor portion of costs while materials pass through at national rates.
What weather risks should I plan for with a sunroom in Hennepin County?

Hennepin County has Very High risk scores for **hail (99.59)**, **tornadoes (99.62)**, and **winter weather (97.42)** on the FEMA National Risk Index. Impact-resistant glazing, snow-load-rated framing, and adequate insurance coverage are strongly recommended for any sunroom or enclosure project.
What insulation and glazing does a Hennepin County sunroom need?

Hennepin County is in **IECC Climate Zone 6A** (cold, moist), which typically requires R-49 ceiling insulation, R-20 wall insulation, and double- or triple-pane low-E glazing for four-season rooms. Proper vapor barriers are also critical given the moisture regime A classification.
How much will a heated sunroom add to my electricity bill in Minnesota?

Minnesota residential electricity costs **$0.150 per kWh** as of January 2026. The actual increase depends on your sunroom's insulation quality, glazing performance, and heating system. Three-season and screened enclosures have no added energy cost since they are not climate-controlled.
What financing options are available for a sunroom in Hennepin County?

With the 30-year fixed mortgage rate at **6.38%** and Hennepin County's median home value at **$376,500**, many homeowners have equity available for a HELOC or cash-out refinance. Home improvement loans and contractor financing are also options. Budget for potential property tax increases above the current **$4,337/year** median if the addition raises assessed value.

SOURCES · 08

How these numbers were built.

Cost estimates are derived from government data including the U.S. Census Bureau (ACS), Bureau of Labor Statistics (OEWS), FEMA National Risk Index, EIA energy data, IECC climate zone classifications, Federal Reserve (FRED), and HUD Fair Market Rents.