LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+1.3%|Austin · TXMedian List$290K-3.5%|Baltimore · MDMedian List$265K+1.1%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$875K+6.1%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$410K+7.8%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$412K+3.4%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$312K-1.4%|El Paso · TXMedian List$301K+11.1%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$301K+0.1%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$325K-2.3%|Indianapolis · INMedian List$250K+2.7%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$312K-1.4%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$310K+3.1%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$450K+1.1%|Los Angeles · CAMedian List$1M-1.7%|Louisville · KYMedian List$280K+1.8%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$209K+4.7%|Mesa · AZMedian List$490K-0.9%|Milwaukee · WIMedian List$245K+2.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$495K+3.1%|New York · NYMedian List$885K+8.7%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$279K+4.6%|Phoenix · AZMedian List$452K+0.5%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$518K-2.2%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$257K-2.9%|San Diego · CAMedian List$910K+1.1%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.6M-5.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$844K+1.2%|Shelby County · TNMedian List$250K-2.8%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+1.3%|Austin · TXMedian List$290K-3.5%|Baltimore · MDMedian List$265K+1.1%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$875K+6.1%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$410K+7.8%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$412K+3.4%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$312K-1.4%|El Paso · TXMedian List$301K+11.1%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$301K+0.1%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$325K-2.3%|Indianapolis · INMedian List$250K+2.7%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$312K-1.4%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$310K+3.1%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$450K+1.1%|Los Angeles · CAMedian List$1M-1.7%|Louisville · KYMedian List$280K+1.8%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$209K+4.7%|Mesa · AZMedian List$490K-0.9%|Milwaukee · WIMedian List$245K+2.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$495K+3.1%|New York · NYMedian List$885K+8.7%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$279K+4.6%|Phoenix · AZMedian List$452K+0.5%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$518K-2.2%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$257K-2.9%|San Diego · CAMedian List$910K+1.1%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.6M-5.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$844K+1.2%|Shelby County · TNMedian List$250K-2.8%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|
Property-class scope

The story of this market

The typical home in ZIP 21640 sells for about $642,500, or $695 per square foot.

Prices are up +2.4% from a year ago, so sellers still have some momentum. Homes take about 48 days to sell. HUD's fair market rent for a two-bedroom is $2,850 a month.

ZIP market report · consumer edition · quarterly refresh
Track this ZIP

ZIP 21640 — Greensboro

Summit County →refreshed Sep 16, 2026next refresh Oct 16, 2026
Market mood · cautiously optimistic

The Keystone housing market remains stable with low inventory and high demand for resort-adjacent properties. Prices continue to see modest year-over-year growth, driven by limited supply and the area's status as a premier year-round destination.

Who this ZIP fits

This ZIP is ideal for affluent second-home buyers, outdoor enthusiasts, and investors seeking vacation rental income in a premier mountain resort setting.

Parent geography
Greensboro · no city intel reportCaroline County →Maryland state →
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 66.5 km²Water area · 0.2 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$642,500
+2.4% year over year
Corroborated · 1 anchor · 0% off nearest
Days on market
48 days
Active listings
12
Listings with price cuts
15%
share of active listings
Sale-to-list ratio
97.5%
of asking price
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
74
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
62
Growth/100

Median prices moved up 2.4% year over year.

68
Liquidity/100

Homes spend a median of 48 days on market with 4.0 months of supply — a fast-moving market.

69
Momentum/100

15% of listings have cut prices · homes sell at 97.5% of asking — demand is running ahead of supply.

96
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 2.1% · poverty 7.2% — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

2015201620172018201920202021202220232024202520272029$300,000$450,000$600,000$750,000$900,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 5.9%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Property tax · ten-year history

Median annual property tax paid on this ZIP's residential parcels

2015201620172018201920202021202220232024202520272029$2,100$2,800$3,500$4,200$4,900

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 6.0%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Census trends · population flowsACS 2019-2023 5-year estimates
Population change
+0.5%

versus the prior ACS vintage

Net migration
0 people

in-migration and out-migration balanced

Population base
1,163

ZCTA 80435, Summit County CO

Immigration & foreign-bornU.S. Census Bureau ACS · ZIP granular
Foreign-born share
7.1%
Foreign-born residents
83
Naturalized (of foreign-born)
22.9%
Non-citizens (of population)
5.5%
Entered 2010 or later (of foreign-born)
53%
World region of birth (foreign-born)
Americas
100%

ACS 2024 5-year estimates. Aggregate published statistics for this ZIP — never individual records, and never an attribute of any individual property or resident.

Area context
Crime & safety

Crime rates in the Keystone area are significantly lower than the national average, primarily consisting of occasional property-related incidents typical of resort communities.

Schools & education

The area is served by the Summit School District, which generally maintains high performance ratings and strong community support for its educational programs.

Environmental & hazard

The region faces elevated wildfire risks during summer months and requires specialized insurance coverage for high-altitude alpine environments.

Growth & development

Economic momentum is driven by the year-round tourism industry, with ongoing infrastructure investments focused on resort facility upgrades and transit connectivity.

Taxation

Property taxes are assessed by Summit County based on market value; the area is subject to specific resort-district levies and local utility district assessments.

Transportation & commute

Commuting is primarily via US Highway 6, which provides access to nearby employment hubs in Dillon and Silverthorne, though traffic can be heavy during peak ski season.

Recreation & amenities

The ZIP offers immediate access to world-class skiing, mountain biking trails, and the Keystone Resort amenities, with shopping and dining concentrated in the River Run Village area.

Rental market

The rental market is heavily influenced by short-term vacation demand, leading to high seasonal vacancy fluctuations and premium pricing for managed properties.

Economy & employers

The economy is almost entirely anchored by the tourism and hospitality sectors, with Vail Resorts serving as the primary employer.

Transportation & infrastructure

Public transit is provided by the Summit Stage, offering free bus service throughout the county and connecting to major resort areas.

Development pipeline

Development is constrained by geography and strict county land-use regulations, focusing on high-density resort-adjacent projects.

County appraisal district

The Summit County Assessor conducts biennial reappraisals based on market sales data for similar property types.

Special districts

Parcels are subject to various metropolitan and special service districts that fund water, sanitation, and fire protection services.

Insurance & hazard market

Property insurance premiums are high due to wildfire risk and the high cost of construction in a remote mountain environment.

Discovery profileACS 2019-2023 5-year estimates
Census profile · ZCTA 80435, Summit County CO
Population
1,163
Median age
39.9 yrs
Owner-occupancy
35%
Median home value
$642,500
Median gross rent
$2,850
Median household income
$98,400
Median year built
1986
Vacancy rate
65%
Renter share
65%
Owner cost burden
28%
Renter cost burden
35%
Population change
+0.5%
Net migration
0
Work-from-home share
22%
Mean commute
22 min
Bachelor's or higher
55%
Unemployment
2.1%
Poverty rate
7.2%
Avg household size
2.1
White
88%
Hispanic
8%
Other
4%

Data retrieved from Census Bureau ZCTA-level tables.

Public schools with an address here · 1

Public schools whose reported address is in this area (NCES). Not attendance boundaries — schools that serve residents may sit outside it. Check the district's address locator for assignment.

Summit High SchoolHigh8/10Summit School DistrictHighly rated public high school serving the county.
School districts
Summit School DistrictA-Covers the entire county with a focus on mountain-community educational needs.
Utilities & services
ElectricXcel EnergyPrimary provider for the region.
InternetComcast/XfinityBroadband services available throughout the resort area.
Water/SewerKeystone Water DistrictLocal utility district management.
Major employers & industries
Vail ResortsTourism/HospitalityMajor regional employer.
Amenities & attractions3 retained amenities · 1 development on the horizon
Inside this ZIP
Keystone Resort
Ski Resort

World-class skiing and snowboarding destination.

River Run Village
Shopping/Dining

Central hub for retail, dining, and entertainment.

Keystone Lake
Waterfront

Features ice skating in winter and paddleboarding in summer.

On the horizon · announced & under construction
Keystone Resort Base ExpansionInfrastructureApprovedMulti-year plan to upgrade lift capacity and base area facilities.
Sources · 3 cited

Key-figure check: no independent anchor retained yet — first-researched cycles establish the anchor baseline this pass.