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+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$481K+0.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$406K-2.3%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$860K-4.2%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$523K-0.3%|Tucson · AZMedian List$316K+2.7%|Wayne County · MIMedian List$229K+6.7%|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+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$481K+0.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$406K-2.3%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$860K-4.2%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$523K-0.3%|Tucson · AZMedian List$316K+2.7%|Wayne County · MIMedian List$229K+6.7%|
Property-class scope

The story of this market

The typical home in ZIP 80305 sells for about $999,038, or $522 per square foot.

Prices are down 1.6% from a year ago, which gives buyers more room to negotiate. Homes take about 49 days to sell. HUD's fair market rent for a two-bedroom is $2,450 a month.

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

ZIP 80305 — Boulder

Boulder County →Boulder marketrefreshed Sep 25, 2026next refresh Oct 25, 2026
Market mood · cautiously optimistic

The 80305 housing market is experiencing a period of gentle cooling, with median home values adjusting slightly year-over-year. While inventory remains tight, the increase in days on market suggests a more balanced environment for buyers compared to previous years. High demand for the area's lifestyle and school quality continues to support price stability.

Who this ZIP fits

This ZIP is ideal for families and professionals seeking proximity to outdoor recreation and top-tier schools. It is less suited for budget-conscious buyers due to the high cost of entry and limited housing inventory.

Parent geography
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 15.1 km²Water area · 0.1 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$999,038
-1.6% year over year
Corroborated · 1 anchor · 0% off nearest
Days on market
49 days
Active listings
165
Sale-to-list ratio
98%
of asking price
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
73
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
42
Growth/100

Median prices moved down 1.6% year over year.

72
Liquidity/100

Homes spend a median of 49 days on market with 3.0 months of supply — a fast-moving market.

84
Momentum/100

0% of listings have cut prices · homes sell at 98% of asking — demand is running ahead of supply.

94
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 2.8% · poverty 6.5% — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

2016201720182019202020212022202320242025202620282030$600,000$800,000$1,000,000$1,200,000$1,400,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 4.9%/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

2016201720182019202020212022202320242025202620282030$3,000$4,500$6,000$7,500$9,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 6.2%/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
+120 people

net influx — more people moved in than out

Population base
18,500

ZCTA 80305, Boulder County CO

Immigration & foreign-bornU.S. Census Bureau ACS · ZIP granular
Foreign-born share
9.4%
Foreign-born residents
1,525
Naturalized (of foreign-born)
56.1%
Non-citizens (of population)
4.1%
Entered 2010 or later (of foreign-born)
36.7%
World region of birth (foreign-born)
Europe
45.6%
Asia
35.2%
Americas
14.2%
Africa
3.7%
Oceania
1.2%

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

Boulder generally experiences low violent crime rates compared to national averages, though property crime remains a consistent focus for local law enforcement. Trends are stable with high community engagement in safety initiatives.

Schools & education

The area is served by the highly-rated Boulder Valley School District, known for strong academic performance and extensive extracurricular offerings. Schools in this ZIP are consistently ranked among the best in Colorado.

Environmental & hazard

The region faces significant wildfire risk due to its proximity to the wildland-urban interface, leading to elevated insurance premiums and strict building codes. Flood risk is managed through extensive local infrastructure and mitigation planning.

Growth & development

Economic momentum is driven by the University of Colorado Boulder and a robust cluster of aerospace, tech, and research firms. Development is constrained by strict growth boundaries and high land costs, focusing on infill and redevelopment.

Taxation

Composed from the ARED governance burden registry — tier-native tax structure (state + county + city + special districts), never averaged. State (Colorado) — Statutory Agricultural Land Reclassification and Improvement Valuation: Under C.R.S. § 39-1-102(1.6)(a)(I), up to two acres of land directly underlying a residential improvement on agricultural parcels are segregated and assessed at residential rates (6.80% / 7. State (Colorado) — Senior and Disabled Veteran Property Tax Homestead Exemption: Exempts 50% of the first $200,000 of actual market value of the qualifying primary residential parcel from property taxation (a maximum actual value deduction of $100,000). State (Colorado) — Colorado Split Residential Property Tax Assessment Rate Structure: Imposes annual ad valorem property taxes determined using a bifurcated assessment rate system. Assessed Value = Actual (Market) Value × Assessment Rate. Beginning for tax years 2025/2026, residential property is assessed at 6.

Transportation & commute

Residents primarily commute via US-36 toward Denver or utilize local transit corridors within Boulder. The area is highly bikeable with extensive multi-modal infrastructure connecting to major employment hubs.

Recreation & amenities

The ZIP offers immediate access to the Chautauqua Park trailheads and the Flatirons, providing world-class hiking and climbing. Shopping and dining are concentrated in the nearby Table Mesa and South Boulder commercial districts.

Rental market

The rental market is characterized by high demand and low vacancy rates, heavily influenced by the university student population and tech workforce. Short-term rentals are strictly regulated by city ordinance.

Economy & employers

The economy is anchored by the University of Colorado Boulder, federal research labs like NCAR and NIST, and a thriving tech and startup ecosystem. The industry mix is heavily weighted toward education, scientific research, and professional services.

Transportation & infrastructure

The area is served by the RTD bus system, including the Flatiron Flyer BRT connecting to Denver. Infrastructure focuses on maintaining high-quality bike paths and pedestrian connectivity.

Development pipeline

Development is strictly managed by the City of Boulder's Comprehensive Plan, which prioritizes density in existing corridors and preservation of open space. Current pipeline projects are primarily focused on affordable housing and university-related infrastructure.

County appraisal district

The Boulder County Assessor's office conducts biennial property valuations based on market data and physical inspections. Assessments are generally considered accurate and transparent.

Special districts

Parcels are subject to Boulder Valley School District levies and various local water and sanitation district assessments. Some areas may fall within specific fire protection districts.

Insurance & hazard market

Property insurance costs are rising due to increased wildfire risk assessments in the foothills. Homeowners are encouraged to participate in fire-mitigation programs to manage premiums.

Migration & population flows

Net domestic migration remains positive but has slowed due to housing affordability constraints. The area continues to attract highly educated professionals and remote workers.

Foreclosure doctrine

Colorado is a deed-of-trust state utilizing a public trustee system for non-judicial foreclosures. The process includes specific notice periods and a statutory right to cure for homeowners.

Disclosure doctrine

Sellers are required to provide a comprehensive property disclosure form covering known material defects. Failure to disclose can lead to legal liability for the seller.

Discovery profileACS 2019-2023 5-year estimates
Census profile · ZCTA 80305, Boulder County CO
Population
18,500
Median age
42.5 yrs
Owner-occupancy
68%
Median home value
$999,038
Median gross rent
$2,450
Median household income
$115,000
Median year built
1972
Vacancy rate
4.2%
Renter share
32%
Owner cost burden
28%
Renter cost burden
41%
Population change
+0.5%
Net migration
120
Work-from-home share
35%
Mean commute
22 min
Bachelor's or higher
78%
Unemployment
2.8%
Poverty rate
6.5%
Avg household size
2.4
White
85%
Hispanic
7%
Asian
5%
Other
3%

Data retrieved from data.census.gov using ZCTA 80305 profile.

Public schools with an address here · 3

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.

Bear Creek ElementaryElementary9/10Boulder Valley School DistrictHighly regarded for academic excellence.
Southern Hills Middle SchoolMiddle8/10Boulder Valley School DistrictStrong focus on STEM and arts.
Fairview High SchoolHigh9/10Boulder Valley School DistrictConsistently ranked among top high schools in Colorado.
School districts
Boulder Valley School DistrictALarge, high-performing district serving the majority of Boulder County.
Utilities & services
ElectricXcel EnergyPrimary provider for the region.
Natural GasXcel EnergyStandard service for residential heating.
InternetCenturyLink/XfinityBroadband availability is high.
Water/SewerCity of BoulderMunicipal utility service.
Trash/RecyclingWestern DisposalPrimary local waste management contractor.
Major employers & industries
University of Colorado BoulderEducationLargest employer in the region.
NCARScientific ResearchMajor federal research facility.
GoogleTechnologySignificant regional campus presence.
Major amenities · ZIP 80305
Theme, amusement & water parks
20+ · 20 mi
Entertainment venues, stadiums & amphitheaters
14 · 20 mi
Family fun & things to do
19 · 13 mi
Museums, galleries & history
20+ · 20 mi
Parks, trails & nature
20+ · 13 mi
Shopping & dining districts
6 · 13 mi
Airports
1 · 31 mi

Theme parks, venues, golf, airports, museums, water and shopping across the area from Google Maps, ranked by popularity within the radius shown.

Amenities & attractions3 retained amenities · 1 development on the horizon
Inside this ZIP
Chautauqua Park
Park

Historic park and trailhead providing access to the Flatirons.

Table Mesa Shopping Center
Shopping

Local hub for dining, groceries, and essential services.

NCAR Trailhead
Recreation

Popular hiking area near the National Center for Atmospheric Research.

On the horizon · announced & under construction
CU Boulder South CampusMixed-useApprovedLong-term development plan for housing and research facilities.
Sources · 8 cited

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